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fix: solution[:warm] saving and loading
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@ -30,17 +30,20 @@ end
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function solve_in_loop(model::JuMP.Model, args...; logdir, optimizer, data)
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function solve_in_loop(model::JuMP.Model, args...; logdir, optimizer, data)
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@info "logging to $logdir"
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@info "logging to $logdir"
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status = JuMP.UNKNOWN_RESULT_STATUS
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status = JuMP.UNKNOWN_RESULT_STATUS
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old_lambda = 0.0
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certified = false
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while status != JuMP.OPTIMAL
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warm = try
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warm = try
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solution = deserialize(joinpath(logdir, "solution.sjl"))
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solution = deserialize(joinpath(logdir, "solution.sjl"))
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warm = solution[:warm]
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warm = solution[:warm]
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@info "trying to warm-start model with λ=$(solution[:λ])..."
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@info "trying to warm-start model with λ=$(solution[:λ])..."
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warm
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warm
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catch
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catch e
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@info "could not find warmstart or \"solution.sjl\" does not exist in $logdir:" e
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nothing
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nothing
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end
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end
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old_lambda = 0.0
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certified = false
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while status != JuMP.OPTIMAL
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date = now()
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date = now()
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log_file = joinpath(logdir, "solver_$date.log")
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log_file = joinpath(logdir, "solver_$date.log")
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@info "Current logfile is $log_file."
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@info "Current logfile is $log_file."
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@ -54,11 +57,11 @@ function solve_in_loop(model::JuMP.Model, args...; logdir, optimizer, data)
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@time PropertyT.solve(log_file, model, optimizer, warm)
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@time PropertyT.solve(log_file, model, optimizer, warm)
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solution = get_solution(model, args...)
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solution = get_solution(model, args...)
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solution[:warm] = warm
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serialize(joinpath(logdir, "solution_$date.sjl"), solution)
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serialize(joinpath(logdir, "solution_$date.sjl"), solution)
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serialize(joinpath(logdir, "solution.sjl"), solution)
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serialize(joinpath(logdir, "solution.sjl"), solution)
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solution[:warm] = warm
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certified, λ_cert = open(log_file; append = true) do io
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certified, λ_cert = open(log_file; append = true) do io
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with_logger(SimpleLogger(io)) do
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with_logger(SimpleLogger(io)) do
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return PropertyT.certify_solution(
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return PropertyT.certify_solution(
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@ -84,7 +87,7 @@ function solve_in_loop(model::JuMP.Model, args...; logdir, optimizer, data)
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rel_change =
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rel_change =
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abs(certified_λ - old_lambda) /
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abs(certified_λ - old_lambda) /
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(abs(certified_λ) + abs(old_lambda))
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(abs(certified_λ) + abs(old_lambda))
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@info "Relatie improement for λ" rel_change
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@info "Relative improvement for λ" rel_change
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if rel_change < 1e-9
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if rel_change < 1e-9
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@info "No progress detected, breaking" certified_λ rel_change status
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@info "No progress detected, breaking" certified_λ rel_change status
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return certified, certified_λ
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return certified, certified_λ
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