/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-b09bf87
[2020-10-16 12:12:26,381 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-16 12:12:26,384 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 12:12:26,411 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 12:12:26,411 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 12:12:26,413 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 12:12:26,414 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-16 12:12:26,424 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 12:12:26,425 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 12:12:26,426 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 12:12:26,428 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 12:12:26,430 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 12:12:26,432 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 12:12:26,433 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 12:12:26,434 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 12:12:26,435 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 12:12:26,438 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 12:12:26,438 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 12:12:26,439 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-10-16 12:12:26,441 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-10-16 12:12:26,445 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 12:12:26,447 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 12:12:26,448 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf
[2020-10-16 12:12:26,480 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-16 12:12:26,481 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 12:12:26,484 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 12:12:26,484 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-16 12:12:26,484 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-16 12:12:26,485 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 12:12:26,488 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-16 12:12:26,488 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-16 12:12:26,488 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-16 12:12:26,489 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-16 12:12:26,490 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-16 12:12:26,490 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-16 12:12:26,490 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 12:12:26,490 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-16 12:12:26,490 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-16 12:12:26,491 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-16 12:12:26,491 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:12:26,491 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 12:12:26,491 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 12:12:26,491 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 12:12:26,492 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-16 12:12:26,492 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 12:12:26,492 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 12:12:26,492 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 12:12:26,791 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 12:12:26,810 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 12:12:26,814 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 12:12:26,820 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-16 12:12:26,824 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-16 12:12:26,827 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i
[2020-10-16 12:12:26,894 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c668cd/f9d4b418fb79441384b468eb9383b1b8/FLAG065df3a17
[2020-10-16 12:12:27,443 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-16 12:12:27,444 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/thin000_rmo.oepc.i
[2020-10-16 12:12:27,467 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c668cd/f9d4b418fb79441384b468eb9383b1b8/FLAG065df3a17
[2020-10-16 12:12:27,752 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/783c668cd/f9d4b418fb79441384b468eb9383b1b8
[2020-10-16 12:12:27,763 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 12:12:27,765 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 12:12:27,766 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:27,766 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 12:12:27,770 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 12:12:27,771 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:27" (1/1) ...
[2020-10-16 12:12:27,774 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b23d3cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:27, skipping insertion in model container
[2020-10-16 12:12:27,775 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:12:27" (1/1) ...
[2020-10-16 12:12:27,783 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-16 12:12:27,862 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-16 12:12:28,435 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:28,455 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-16 12:12:28,513 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:12:28,612 INFO  L208         MainTranslator]: Completed translation
[2020-10-16 12:12:28,613 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28 WrapperNode
[2020-10-16 12:12:28,613 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 12:12:28,614 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:28,615 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 12:12:28,615 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 12:12:28,624 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,654 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,685 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 12:12:28,685 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 12:12:28,686 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 12:12:28,686 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 12:12:28,698 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,698 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,709 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,710 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,731 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,737 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,742 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
[2020-10-16 12:12:28,747 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 12:12:28,750 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 12:12:28,751 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 12:12:28,751 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-16 12:12:28,752 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:12:28,839 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-10-16 12:12:28,840 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 12:12:28,840 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 12:12:28,840 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 12:12:28,840 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 12:12:28,840 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 12:12:28,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 12:12:28,841 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 12:12:28,841 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 12:12:28,841 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-10-16 12:12:28,841 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 12:12:28,842 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 12:12:28,842 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 12:12:28,844 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-16 12:12:30,716 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 12:12:30,717 INFO  L298             CfgBuilder]: Removed 8 assume(true) statements.
[2020-10-16 12:12:30,719 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:30 BoogieIcfgContainer
[2020-10-16 12:12:30,719 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 12:12:30,721 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 12:12:30,721 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 12:12:30,725 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-16 12:12:30,725 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:12:27" (1/3) ...
[2020-10-16 12:12:30,726 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72205dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:30, skipping insertion in model container
[2020-10-16 12:12:30,726 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:12:28" (2/3) ...
[2020-10-16 12:12:30,727 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72205dad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:12:30, skipping insertion in model container
[2020-10-16 12:12:30,727 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:12:30" (3/3) ...
[2020-10-16 12:12:30,729 INFO  L111   eAbstractionObserver]: Analyzing ICFG thin000_rmo.oepc.i
[2020-10-16 12:12:30,742 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 12:12:30,742 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 12:12:30,751 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-10-16 12:12:30,752 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 12:12:30,783 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,783 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,784 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,784 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,784 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,784 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,784 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,785 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,785 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,785 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,785 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,785 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,786 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,787 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,795 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,795 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,795 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,795 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,796 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,797 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,797 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,798 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,798 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,802 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,802 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,803 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,803 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,803 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,803 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,803 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,804 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,804 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,804 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,804 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,812 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,812 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,812 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,813 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,813 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,813 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,813 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,813 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,814 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,814 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,814 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,814 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,814 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,815 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,816 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,816 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,816 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,816 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,817 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,818 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,818 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,818 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:12:30,820 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 12:12:30,834 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-10-16 12:12:30,857 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-16 12:12:30,858 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-16 12:12:30,858 INFO  L379      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 12:12:30,858 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 12:12:30,858 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 12:12:30,858 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-16 12:12:30,858 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 12:12:30,859 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 12:12:30,874 INFO  L137   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 12:12:30,874 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 95 places, 90 transitions, 190 flow
[2020-10-16 12:12:30,877 INFO  L111        LiptonReduction]: Starting Lipton reduction on Petri net that has 95 places, 90 transitions, 190 flow
[2020-10-16 12:12:30,880 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 95 places, 90 transitions, 190 flow
[2020-10-16 12:12:30,926 INFO  L129       PetriNetUnfolder]: 2/88 cut-off events.
[2020-10-16 12:12:30,927 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 12:12:30,932 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 95 conditions, 88 events. 2/88 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 39 event pairs, 0 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 43. Up to 2 conditions per place. 
[2020-10-16 12:12:30,935 INFO  L117        LiptonReduction]: Number of co-enabled transitions 756
[2020-10-16 12:12:32,380 WARN  L193               SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 238 DAG size of output: 198
[2020-10-16 12:12:32,426 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term
[2020-10-16 12:12:32,426 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 12:12:33,079 WARN  L193               SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 111
[2020-10-16 12:12:33,835 WARN  L193               SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70
[2020-10-16 12:12:33,850 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term
[2020-10-16 12:12:33,851 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 12:12:33,854 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term
[2020-10-16 12:12:33,855 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 12:12:34,146 WARN  L193               SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 65
[2020-10-16 12:12:35,102 WARN  L193               SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40
[2020-10-16 12:12:35,581 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 108
[2020-10-16 12:12:35,732 WARN  L193               SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 104
[2020-10-16 12:12:35,929 WARN  L193               SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54
[2020-10-16 12:12:36,398 WARN  L193               SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 122
[2020-10-16 12:12:36,609 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 120
[2020-10-16 12:12:36,613 INFO  L132        LiptonReduction]: Checked pairs total: 1862
[2020-10-16 12:12:36,613 INFO  L134        LiptonReduction]: Total number of compositions: 81
[2020-10-16 12:12:36,623 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 17 transitions, 44 flow
[2020-10-16 12:12:36,661 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 110 states.
[2020-10-16 12:12:36,665 INFO  L276                IsEmpty]: Start isEmpty. Operand 110 states.
[2020-10-16 12:12:36,675 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2020-10-16 12:12:36,676 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:36,677 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:36,677 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:36,683 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:36,683 INFO  L82        PathProgramCache]: Analyzing trace with hash 1198020176, now seen corresponding path program 1 times
[2020-10-16 12:12:36,694 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:36,695 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776135694]
[2020-10-16 12:12:36,696 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:36,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:36,994 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:36,994 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776135694]
[2020-10-16 12:12:36,995 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:36,996 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 12:12:36,996 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490024716]
[2020-10-16 12:12:37,001 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:12:37,002 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:37,017 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:12:37,017 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:12:37,019 INFO  L87              Difference]: Start difference. First operand 110 states. Second operand 3 states.
[2020-10-16 12:12:37,054 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:37,054 INFO  L93              Difference]: Finished difference Result 106 states and 240 transitions.
[2020-10-16 12:12:37,055 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:12:37,056 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 7
[2020-10-16 12:12:37,057 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:37,068 INFO  L225             Difference]: With dead ends: 106
[2020-10-16 12:12:37,068 INFO  L226             Difference]: Without dead ends: 86
[2020-10-16 12:12:37,070 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:12:37,092 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 86 states.
[2020-10-16 12:12:37,114 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86.
[2020-10-16 12:12:37,115 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 86 states.
[2020-10-16 12:12:37,118 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 189 transitions.
[2020-10-16 12:12:37,120 INFO  L78                 Accepts]: Start accepts. Automaton has 86 states and 189 transitions. Word has length 7
[2020-10-16 12:12:37,120 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:37,120 INFO  L481      AbstractCegarLoop]: Abstraction has 86 states and 189 transitions.
[2020-10-16 12:12:37,120 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:12:37,120 INFO  L276                IsEmpty]: Start isEmpty. Operand 86 states and 189 transitions.
[2020-10-16 12:12:37,121 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2020-10-16 12:12:37,121 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:37,122 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:37,122 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 12:12:37,122 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:37,122 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:37,123 INFO  L82        PathProgramCache]: Analyzing trace with hash -1516839692, now seen corresponding path program 1 times
[2020-10-16 12:12:37,123 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:37,123 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322353303]
[2020-10-16 12:12:37,123 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:37,153 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:37,252 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:37,252 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322353303]
[2020-10-16 12:12:37,253 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:37,253 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:12:37,253 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705517868]
[2020-10-16 12:12:37,255 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:37,256 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:37,256 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:37,257 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:37,257 INFO  L87              Difference]: Start difference. First operand 86 states and 189 transitions. Second operand 4 states.
[2020-10-16 12:12:37,301 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:37,301 INFO  L93              Difference]: Finished difference Result 102 states and 213 transitions.
[2020-10-16 12:12:37,302 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-10-16 12:12:37,303 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 8
[2020-10-16 12:12:37,303 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:37,304 INFO  L225             Difference]: With dead ends: 102
[2020-10-16 12:12:37,304 INFO  L226             Difference]: Without dead ends: 54
[2020-10-16 12:12:37,305 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:37,306 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2020-10-16 12:12:37,311 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2020-10-16 12:12:37,312 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 54 states.
[2020-10-16 12:12:37,313 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 103 transitions.
[2020-10-16 12:12:37,313 INFO  L78                 Accepts]: Start accepts. Automaton has 54 states and 103 transitions. Word has length 8
[2020-10-16 12:12:37,313 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:37,313 INFO  L481      AbstractCegarLoop]: Abstraction has 54 states and 103 transitions.
[2020-10-16 12:12:37,314 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:37,314 INFO  L276                IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions.
[2020-10-16 12:12:37,314 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-16 12:12:37,315 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:37,315 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:37,315 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 12:12:37,315 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:37,315 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:37,316 INFO  L82        PathProgramCache]: Analyzing trace with hash 1265909525, now seen corresponding path program 1 times
[2020-10-16 12:12:37,316 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:37,316 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683298035]
[2020-10-16 12:12:37,316 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:37,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:37,576 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:37,577 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683298035]
[2020-10-16 12:12:37,577 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:37,578 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 12:12:37,578 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025385439]
[2020-10-16 12:12:37,578 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-10-16 12:12:37,579 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:37,579 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-10-16 12:12:37,579 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 12:12:37,579 INFO  L87              Difference]: Start difference. First operand 54 states and 103 transitions. Second operand 7 states.
[2020-10-16 12:12:37,769 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:37,769 INFO  L93              Difference]: Finished difference Result 60 states and 111 transitions.
[2020-10-16 12:12:37,771 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:12:37,772 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 10
[2020-10-16 12:12:37,772 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:37,774 INFO  L225             Difference]: With dead ends: 60
[2020-10-16 12:12:37,774 INFO  L226             Difference]: Without dead ends: 60
[2020-10-16 12:12:37,775 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:37,776 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 60 states.
[2020-10-16 12:12:37,783 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60.
[2020-10-16 12:12:37,783 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 60 states.
[2020-10-16 12:12:37,784 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 111 transitions.
[2020-10-16 12:12:37,784 INFO  L78                 Accepts]: Start accepts. Automaton has 60 states and 111 transitions. Word has length 10
[2020-10-16 12:12:37,785 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:37,785 INFO  L481      AbstractCegarLoop]: Abstraction has 60 states and 111 transitions.
[2020-10-16 12:12:37,785 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-10-16 12:12:37,785 INFO  L276                IsEmpty]: Start isEmpty. Operand 60 states and 111 transitions.
[2020-10-16 12:12:37,786 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-16 12:12:37,786 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:37,786 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:37,786 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 12:12:37,787 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:37,787 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:37,787 INFO  L82        PathProgramCache]: Analyzing trace with hash 586657651, now seen corresponding path program 1 times
[2020-10-16 12:12:37,787 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:37,788 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079704833]
[2020-10-16 12:12:37,788 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:37,854 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:37,902 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:37,903 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079704833]
[2020-10-16 12:12:37,903 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:37,903 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:12:37,904 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450274674]
[2020-10-16 12:12:37,904 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:12:37,904 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:37,904 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:12:37,905 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:12:37,905 INFO  L87              Difference]: Start difference. First operand 60 states and 111 transitions. Second operand 4 states.
[2020-10-16 12:12:37,941 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:37,941 INFO  L93              Difference]: Finished difference Result 58 states and 94 transitions.
[2020-10-16 12:12:37,941 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:12:37,942 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 11
[2020-10-16 12:12:37,942 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:37,942 INFO  L225             Difference]: With dead ends: 58
[2020-10-16 12:12:37,943 INFO  L226             Difference]: Without dead ends: 46
[2020-10-16 12:12:37,943 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:37,944 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2020-10-16 12:12:37,947 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46.
[2020-10-16 12:12:37,948 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 46 states.
[2020-10-16 12:12:37,948 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 73 transitions.
[2020-10-16 12:12:37,949 INFO  L78                 Accepts]: Start accepts. Automaton has 46 states and 73 transitions. Word has length 11
[2020-10-16 12:12:37,949 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:37,949 INFO  L481      AbstractCegarLoop]: Abstraction has 46 states and 73 transitions.
[2020-10-16 12:12:37,949 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:12:37,949 INFO  L276                IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions.
[2020-10-16 12:12:37,950 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2020-10-16 12:12:37,950 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:37,950 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:37,951 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 12:12:37,951 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:37,951 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:37,951 INFO  L82        PathProgramCache]: Analyzing trace with hash -1982204123, now seen corresponding path program 1 times
[2020-10-16 12:12:37,952 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:37,952 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999409723]
[2020-10-16 12:12:37,952 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:37,996 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:38,179 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:38,180 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999409723]
[2020-10-16 12:12:38,180 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:38,181 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-10-16 12:12:38,181 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047055373]
[2020-10-16 12:12:38,181 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-10-16 12:12:38,181 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:38,182 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-10-16 12:12:38,182 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:12:38,182 INFO  L87              Difference]: Start difference. First operand 46 states and 73 transitions. Second operand 8 states.
[2020-10-16 12:12:38,309 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:38,310 INFO  L93              Difference]: Finished difference Result 45 states and 71 transitions.
[2020-10-16 12:12:38,310 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:12:38,311 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 11
[2020-10-16 12:12:38,311 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:38,312 INFO  L225             Difference]: With dead ends: 45
[2020-10-16 12:12:38,312 INFO  L226             Difference]: Without dead ends: 45
[2020-10-16 12:12:38,313 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72
[2020-10-16 12:12:38,314 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2020-10-16 12:12:38,318 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 38.
[2020-10-16 12:12:38,318 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 38 states.
[2020-10-16 12:12:38,318 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 60 transitions.
[2020-10-16 12:12:38,319 INFO  L78                 Accepts]: Start accepts. Automaton has 38 states and 60 transitions. Word has length 11
[2020-10-16 12:12:38,319 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:38,319 INFO  L481      AbstractCegarLoop]: Abstraction has 38 states and 60 transitions.
[2020-10-16 12:12:38,319 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-10-16 12:12:38,319 INFO  L276                IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions.
[2020-10-16 12:12:38,320 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 12:12:38,320 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:38,320 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:38,320 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 12:12:38,321 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:38,321 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:38,321 INFO  L82        PathProgramCache]: Analyzing trace with hash 1006413915, now seen corresponding path program 1 times
[2020-10-16 12:12:38,321 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:38,322 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707093749]
[2020-10-16 12:12:38,322 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:38,360 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:12:38,399 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 12:12:38,400 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707093749]
[2020-10-16 12:12:38,400 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:12:38,400 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 12:12:38,401 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908732411]
[2020-10-16 12:12:38,401 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:12:38,401 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:12:38,402 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:12:38,402 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:12:38,402 INFO  L87              Difference]: Start difference. First operand 38 states and 60 transitions. Second operand 5 states.
[2020-10-16 12:12:38,441 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:12:38,441 INFO  L93              Difference]: Finished difference Result 31 states and 44 transitions.
[2020-10-16 12:12:38,441 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-16 12:12:38,442 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 12
[2020-10-16 12:12:38,442 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:12:38,444 INFO  L225             Difference]: With dead ends: 31
[2020-10-16 12:12:38,444 INFO  L226             Difference]: Without dead ends: 25
[2020-10-16 12:12:38,444 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 12:12:38,445 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 25 states.
[2020-10-16 12:12:38,447 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25.
[2020-10-16 12:12:38,447 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 25 states.
[2020-10-16 12:12:38,447 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 34 transitions.
[2020-10-16 12:12:38,448 INFO  L78                 Accepts]: Start accepts. Automaton has 25 states and 34 transitions. Word has length 12
[2020-10-16 12:12:38,448 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:12:38,448 INFO  L481      AbstractCegarLoop]: Abstraction has 25 states and 34 transitions.
[2020-10-16 12:12:38,448 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:12:38,448 INFO  L276                IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions.
[2020-10-16 12:12:38,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-10-16 12:12:38,449 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:12:38,449 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:12:38,449 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 12:12:38,450 INFO  L429      AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 12:12:38,450 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:12:38,450 INFO  L82        PathProgramCache]: Analyzing trace with hash -839001934, now seen corresponding path program 1 times
[2020-10-16 12:12:38,450 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:12:38,451 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117186222]
[2020-10-16 12:12:38,451 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:12:38,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:12:38,500 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:12:38,599 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:12:38,599 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:12:38,652 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 12:12:38,652 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 12:12:38,653 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 12:12:38,654 WARN  L264   etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available.
[2020-10-16 12:12:38,671 WARN  L124   codingBacktranslator]: Skipped backtranslation of ATE [847] [847] L808-->L815: Formula: (let ((.cse7 (= (mod ~y$r_buff1_thd0~0_In2023454943 256) 0)) (.cse8 (= (mod ~y$w_buff1_used~0_In2023454943 256) 0)) (.cse9 (= (mod ~y$w_buff0_used~0_In2023454943 256) 0)) (.cse10 (= (mod ~y$r_buff0_thd0~0_In2023454943 256) 0))) (let ((.cse1 (not .cse10)) (.cse2 (not .cse9)) (.cse0 (or .cse9 .cse10)) (.cse3 (or .cse7 .cse8)) (.cse4 (not .cse8)) (.cse5 (not .cse7))) (and (or (and .cse0 (= ~y$w_buff0_used~0_In2023454943 ~y$w_buff0_used~0_Out2023454943)) (and (= ~y$w_buff0_used~0_Out2023454943 0) .cse1 .cse2)) (= ~y$r_buff0_thd0~0_In2023454943 ~y$r_buff0_thd0~0_Out2023454943) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out2023454943 0)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out2023454943 |ULTIMATE.start_assume_abort_if_not_#in~cond_In2023454943|) (or (and (= ~y$w_buff1_used~0_In2023454943 ~y$w_buff1_used~0_Out2023454943) .cse3) (and .cse4 .cse5 (= ~y$w_buff1_used~0_Out2023454943 0))) (let ((.cse6 (select |#memory_int_In2023454943| |~#y~0.base_In2023454943|))) (or (and (= (store |#memory_int_In2023454943| |~#y~0.base_In2023454943| (store .cse6 |~#y~0.offset_In2023454943| ~y$w_buff0~0_In2023454943)) |#memory_int_Out2023454943|) .cse1 .cse2) (and .cse0 (or (and (= (store |#memory_int_In2023454943| |~#y~0.base_In2023454943| (store .cse6 |~#y~0.offset_In2023454943| (select .cse6 |~#y~0.offset_In2023454943|))) |#memory_int_Out2023454943|) .cse3) (and .cse4 (= |#memory_int_Out2023454943| (store |#memory_int_In2023454943| |~#y~0.base_In2023454943| (store .cse6 |~#y~0.offset_In2023454943| ~y$w_buff1~0_In2023454943))) .cse5))))) (= ~y$r_buff1_thd0~0_Out2023454943 ~y$r_buff1_thd0~0_In2023454943))))  InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In2023454943|, ~#y~0.offset=|~#y~0.offset_In2023454943|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In2023454943, ~y$w_buff1~0=~y$w_buff1~0_In2023454943, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In2023454943, ~y$w_buff0~0=~y$w_buff0~0_In2023454943, #memory_int=|#memory_int_In2023454943|, ~#y~0.base=|~#y~0.base_In2023454943|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2023454943, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2023454943}  OutVars{~#y~0.offset=|~#y~0.offset_In2023454943|, ~y$w_buff0_used~0=~y$w_buff0_used~0_Out2023454943, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out2023454943|, ~#y~0.base=|~#y~0.base_In2023454943|, ULTIMATE.start_main_#t~ite43=|ULTIMATE.start_main_#t~ite43_Out2023454943|, ULTIMATE.start_main_#t~ite42=|ULTIMATE.start_main_#t~ite42_Out2023454943|, ULTIMATE.start_main_#t~ite44=|ULTIMATE.start_main_#t~ite44_Out2023454943|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In2023454943|, ULTIMATE.start_main_#t~ite41=|ULTIMATE.start_main_#t~ite41_Out2023454943|, ULTIMATE.start_main_#t~ite40=|ULTIMATE.start_main_#t~ite40_Out2023454943|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out2023454943, ~y$w_buff1~0=~y$w_buff1~0_In2023454943, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out2023454943, ~y$w_buff0~0=~y$w_buff0~0_In2023454943, #memory_int=|#memory_int_Out2023454943|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out2023454943, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out2023454943, ULTIMATE.start_main_#t~mem38=|ULTIMATE.start_main_#t~mem38_Out2023454943|}  AuxVars[]  AssignedVars[~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite44, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_assume_abort_if_not_~cond, ~y$r_buff0_thd0~0, #memory_int, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0, ULTIMATE.start_main_#t~mem38] because there is no mapped edge
[2020-10-16 12:12:38,678 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,679 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,679 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,679 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,679 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,679 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,680 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,680 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,680 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,680 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,681 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,681 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,681 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,681 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,681 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,682 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,682 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,682 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,682 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,682 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,683 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,683 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,685 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,685 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,685 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,686 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,686 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,686 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,686 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,686 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,687 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,687 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,688 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 12:12:38,688 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:12:38,771 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:12:38 BasicIcfg
[2020-10-16 12:12:38,771 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 12:12:38,774 INFO  L168              Benchmark]: Toolchain (without parser) took 11009.01 ms. Allocated memory was 138.9 MB in the beginning and 326.1 MB in the end (delta: 187.2 MB). Free memory was 100.1 MB in the beginning and 170.1 MB in the end (delta: -70.0 MB). Peak memory consumption was 117.2 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,775 INFO  L168              Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,778 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 847.51 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 99.7 MB in the beginning and 156.2 MB in the end (delta: -56.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,779 INFO  L168              Benchmark]: Boogie Procedure Inliner took 70.89 ms. Allocated memory is still 201.9 MB. Free memory was 156.2 MB in the beginning and 153.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,781 INFO  L168              Benchmark]: Boogie Preprocessor took 62.13 ms. Allocated memory is still 201.9 MB. Free memory was 153.3 MB in the beginning and 151.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,782 INFO  L168              Benchmark]: RCFGBuilder took 1969.34 ms. Allocated memory was 201.9 MB in the beginning and 249.6 MB in the end (delta: 47.7 MB). Free memory was 151.4 MB in the beginning and 204.9 MB in the end (delta: -53.6 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,786 INFO  L168              Benchmark]: TraceAbstraction took 8050.43 ms. Allocated memory was 249.6 MB in the beginning and 326.1 MB in the end (delta: 76.5 MB). Free memory was 204.9 MB in the beginning and 170.1 MB in the end (delta: 34.8 MB). Peak memory consumption was 111.4 MB. Max. memory is 7.1 GB.
[2020-10-16 12:12:38,795 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.25 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 847.51 ms. Allocated memory was 138.9 MB in the beginning and 201.9 MB in the end (delta: 62.9 MB). Free memory was 99.7 MB in the beginning and 156.2 MB in the end (delta: -56.5 MB). Peak memory consumption was 24.9 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 70.89 ms. Allocated memory is still 201.9 MB. Free memory was 156.2 MB in the beginning and 153.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 62.13 ms. Allocated memory is still 201.9 MB. Free memory was 153.3 MB in the beginning and 151.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1969.34 ms. Allocated memory was 201.9 MB in the beginning and 249.6 MB in the end (delta: 47.7 MB). Free memory was 151.4 MB in the beginning and 204.9 MB in the end (delta: -53.6 MB). Peak memory consumption was 105.4 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 8050.43 ms. Allocated memory was 249.6 MB in the beginning and 326.1 MB in the end (delta: 76.5 MB). Free memory was 204.9 MB in the beginning and 170.1 MB in the end (delta: 34.8 MB). Peak memory consumption was 111.4 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    390 VarBasedMoverChecksPositive, 25 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 36 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.7s, 95 PlacesBefore, 24 PlacesAfterwards, 90 TransitionsBefore, 17 TransitionsAfterwards, 756 CoEnabledTransitionPairs, 7 FixpointIterations, 45 TrivialSequentialCompositions, 31 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 3 ConcurrentYvCompositions, 2 ChoiceCompositions, 81 TotalNumberOfCompositions, 1862 MoverChecksTotal
  - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L698]               0  int __unbuffered_cnt = 0;
[L700]               0  int __unbuffered_p0_EAX = 0;
[L701]               0  _Bool __unbuffered_p0_EAX$flush_delayed;
[L702]               0  int __unbuffered_p0_EAX$mem_tmp;
[L703]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd0;
[L704]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd1;
[L705]               0  _Bool __unbuffered_p0_EAX$r_buff0_thd2;
[L706]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd0;
[L707]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd1;
[L708]               0  _Bool __unbuffered_p0_EAX$r_buff1_thd2;
[L709]               0  _Bool __unbuffered_p0_EAX$read_delayed;
[L710]               0  int *__unbuffered_p0_EAX$read_delayed_var;
[L711]               0  int __unbuffered_p0_EAX$w_buff0;
[L712]               0  _Bool __unbuffered_p0_EAX$w_buff0_used;
[L713]               0  int __unbuffered_p0_EAX$w_buff1;
[L714]               0  _Bool __unbuffered_p0_EAX$w_buff1_used;
[L716]               0  int __unbuffered_p1_EAX = 0;
[L717]               0  _Bool main$tmp_guard0;
[L718]               0  _Bool main$tmp_guard1;
[L720]               0  int x = 0;
[L722]               0  int y = 0;
[L723]               0  _Bool y$flush_delayed;
[L724]               0  int y$mem_tmp;
[L725]               0  _Bool y$r_buff0_thd0;
[L726]               0  _Bool y$r_buff0_thd1;
[L727]               0  _Bool y$r_buff0_thd2;
[L728]               0  _Bool y$r_buff1_thd0;
[L729]               0  _Bool y$r_buff1_thd1;
[L730]               0  _Bool y$r_buff1_thd2;
[L731]               0  _Bool y$read_delayed;
[L732]               0  int *y$read_delayed_var;
[L733]               0  int y$w_buff0;
[L734]               0  _Bool y$w_buff0_used;
[L735]               0  int y$w_buff1;
[L736]               0  _Bool y$w_buff1_used;
[L737]               0  _Bool weak$$choice0;
[L738]               0  _Bool weak$$choice1;
[L739]               0  _Bool weak$$choice2;
[L801]               0  pthread_t t2673;
[L802]  FCALL, FORK  0  pthread_create(&t2673, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=0, __unbuffered_p0_EAX$read_delayed_var={0:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L743]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L744]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L745]               1  y$flush_delayed = weak$$choice2
[L746]  EXPR         1  \read(y)
[L746]               1  y$mem_tmp = y
[L747]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L747]  EXPR         1  \read(y)
[L747]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L747]               1  y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L748]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L748]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)
[L748]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L748]               1  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L749]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L749]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)
[L749]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1
[L749]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)
[L749]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L749]               1  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L750]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L750]               1  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L751]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L751]               1  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L752]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L752]               1  y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L753]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L753]               1  y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L754]               1  __unbuffered_p0_EAX$read_delayed = (_Bool)1
[L755]               1  __unbuffered_p0_EAX$read_delayed_var = &y
[L756]  EXPR         1  \read(y)
[L756]               1  __unbuffered_p0_EAX = y
[L757]  EXPR         1  y$flush_delayed ? y$mem_tmp : y
[L757]               1  y = y$flush_delayed ? y$mem_tmp : y
[L758]               1  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=255, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L803]               0  pthread_t t2674;
[L804]  FCALL, FORK  0  pthread_create(&t2674, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=255, x=0, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L761]               1  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=255, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L773]               2  __unbuffered_p1_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=255, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L776]               2  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=0, weak$$choice2=255, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L779]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L779]               2  y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L780]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L780]               2  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L781]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L781]               2  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L782]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L782]               2  y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L783]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L783]               2  y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L766]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L768]               1  return 0;
[L786]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L788]               2  return 0;
[L806]               0  main$tmp_guard0 = __unbuffered_cnt == 2
[L817]               0  weak$$choice1 = __VERIFIER_nondet_bool()
[L818]  EXPR         0  __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX
[L818]               0  __unbuffered_p0_EAX = __unbuffered_p0_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p0_EAX$read_delayed_var : __unbuffered_p0_EAX) : __unbuffered_p0_EAX
[L819]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1)
[L8]    COND TRUE    0  !expression
[L8]                 0  __VERIFIER_error()
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EAX$flush_delayed=0, __unbuffered_p0_EAX$mem_tmp=0, __unbuffered_p0_EAX$r_buff0_thd0=0, __unbuffered_p0_EAX$r_buff0_thd1=0, __unbuffered_p0_EAX$r_buff0_thd2=0, __unbuffered_p0_EAX$r_buff1_thd0=0, __unbuffered_p0_EAX$r_buff1_thd1=0, __unbuffered_p0_EAX$r_buff1_thd2=0, __unbuffered_p0_EAX$read_delayed=1, __unbuffered_p0_EAX$read_delayed_var={3:0}, __unbuffered_p0_EAX$w_buff0=0, __unbuffered_p0_EAX$w_buff0_used=0, __unbuffered_p0_EAX$w_buff1=0, __unbuffered_p0_EAX$w_buff1_used=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice1=1, weak$$choice2=255, x=1, y={3:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 89 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 7.7s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.8s, HoareTripleCheckerStatistics: 75 SDtfs, 73 SDslu, 105 SDs, 0 SdLazy, 154 SolverSat, 23 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 73 NumberOfCodeBlocks, 73 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 53 ConstructedInterpolants, 0 QuantifiedInterpolants, 5797 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...