/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i
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This is Ultimate 0.1.25-b09bf87
[2020-10-16 11:23:25,296 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2020-10-16 11:23:25,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 11:23:25,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 11:23:25,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 11:23:25,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 11:23:25,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-10-16 11:23:25,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
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[2020-10-16 11:23:25,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2020-10-16 11:23:25,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-10-16 11:23:25,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-10-16 11:23:25,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-10-16 11:23:25,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 11:23:25,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 11:23:25,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 11:23:25,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 11:23:25,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 11:23:25,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 11:23:25,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 11:23:25,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 11:23:25,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 11:23:25,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-10-16 11:23:25,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-10-16 11:23:25,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 11:23:25,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-10-16 11:23:25,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-10-16 11:23:25,385 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-10-16 11:23:25,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-10-16 11:23:25,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-10-16 11:23:25,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
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[2020-10-16 11:23:25,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
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[2020-10-16 11:23:25,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 11:23:25,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 11:23:25,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-10-16 11:23:25,433 INFO L113 SettingsManager]: Loading preferences was successful
[2020-10-16 11:23:25,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 11:23:25,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 11:23:25,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2020-10-16 11:23:25,436 INFO L138 SettingsManager]: * Use SBE=true
[2020-10-16 11:23:25,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 11:23:25,436 INFO L138 SettingsManager]: * sizeof long=4
[2020-10-16 11:23:25,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2020-10-16 11:23:25,437 INFO L138 SettingsManager]: * sizeof POINTER=4
[2020-10-16 11:23:25,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2020-10-16 11:23:25,438 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 11:23:25,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 11:23:25,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 11:23:25,439 INFO L138 SettingsManager]: * sizeof long double=12
[2020-10-16 11:23:25,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2020-10-16 11:23:25,439 INFO L138 SettingsManager]: * Use constant arrays=true
[2020-10-16 11:23:25,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2020-10-16 11:23:25,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 11:23:25,440 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2020-10-16 11:23:25,440 INFO L138 SettingsManager]: * To the following directory=./dump/
[2020-10-16 11:23:25,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2020-10-16 11:23:25,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 11:23:25,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 11:23:25,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2020-10-16 11:23:25,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 11:23:25,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2020-10-16 11:23:25,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 11:23:25,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 11:23:25,442 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2020-10-16 11:23:25,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2020-10-16 11:23:25,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 11:23:25,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 11:23:25,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 11:23:25,766 INFO L271 PluginConnector]: Initializing CDTParser...
[2020-10-16 11:23:25,767 INFO L275 PluginConnector]: CDTParser initialized
[2020-10-16 11:23:25,767 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_3-join.i
[2020-10-16 11:23:25,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/342095758/934141008bb443a799ae8833dc0ba553/FLAGfea2ff408
[2020-10-16 11:23:26,383 INFO L306 CDTParser]: Found 1 translation units.
[2020-10-16 11:23:26,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-races/race-1_3-join.i
[2020-10-16 11:23:26,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/342095758/934141008bb443a799ae8833dc0ba553/FLAGfea2ff408
[2020-10-16 11:23:26,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/342095758/934141008bb443a799ae8833dc0ba553
[2020-10-16 11:23:26,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 11:23:26,632 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 11:23:26,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 11:23:26,634 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 11:23:26,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 11:23:26,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:23:26" (1/1) ...
[2020-10-16 11:23:26,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ce24d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:26, skipping insertion in model container
[2020-10-16 11:23:26,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:23:26" (1/1) ...
[2020-10-16 11:23:26,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2020-10-16 11:23:26,702 INFO L178 MainTranslator]: Built tables and reachable declarations
[2020-10-16 11:23:27,484 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:23:27,502 INFO L203 MainTranslator]: Completed pre-run
[2020-10-16 11:23:27,555 INFO L206 PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:23:27,934 INFO L208 MainTranslator]: Completed translation
[2020-10-16 11:23:27,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27 WrapperNode
[2020-10-16 11:23:27,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 11:23:27,937 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 11:23:27,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 11:23:27,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 11:23:27,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:27,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 11:23:28,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 11:23:28,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 11:23:28,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 11:23:28,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (1/1) ...
[2020-10-16 11:23:28,046 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 11:23:28,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 11:23:28,047 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 11:23:28,047 INFO L275 PluginConnector]: RCFGBuilder initialized
[2020-10-16 11:23:28,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (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 11:23:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 11:23:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2020-10-16 11:23:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2020-10-16 11:23:28,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-10-16 11:23:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 11:23:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 11:23:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 11:23:28,120 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2020-10-16 11:23:28,120 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2020-10-16 11:23:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 11:23:28,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2020-10-16 11:23:28,122 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 11:23:28,613 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 11:23:28,613 INFO L298 CfgBuilder]: Removed 16 assume(true) statements.
[2020-10-16 11:23:28,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:23:28 BoogieIcfgContainer
[2020-10-16 11:23:28,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 11:23:28,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 11:23:28,617 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 11:23:28,620 INFO L275 PluginConnector]: TraceAbstraction initialized
[2020-10-16 11:23:28,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:23:26" (1/3) ...
[2020-10-16 11:23:28,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b9546b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:23:28, skipping insertion in model container
[2020-10-16 11:23:28,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:23:27" (2/3) ...
[2020-10-16 11:23:28,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15b9546b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:23:28, skipping insertion in model container
[2020-10-16 11:23:28,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:23:28" (3/3) ...
[2020-10-16 11:23:28,625 INFO L111 eAbstractionObserver]: Analyzing ICFG race-1_3-join.i
[2020-10-16 11:23:28,636 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 11:23:28,636 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-10-16 11:23:28,643 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations.
[2020-10-16 11:23:28,644 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 11:23:28,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,670 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,670 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,670 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,671 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,672 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,675 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,675 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,675 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,676 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:23:28,686 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2020-10-16 11:23:28,699 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2020-10-16 11:23:28,720 INFO L377 AbstractCegarLoop]: Interprodecural is true
[2020-10-16 11:23:28,720 INFO L378 AbstractCegarLoop]: Hoare is true
[2020-10-16 11:23:28,720 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-10-16 11:23:28,720 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 11:23:28,720 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 11:23:28,720 INFO L382 AbstractCegarLoop]: Difference is false
[2020-10-16 11:23:28,721 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 11:23:28,721 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 11:23:28,733 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2020-10-16 11:23:28,735 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 83 places, 85 transitions, 178 flow
[2020-10-16 11:23:28,737 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 83 places, 85 transitions, 178 flow
[2020-10-16 11:23:28,738 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 83 places, 85 transitions, 178 flow
[2020-10-16 11:23:28,781 INFO L129 PetriNetUnfolder]: 6/104 cut-off events.
[2020-10-16 11:23:28,781 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES.
[2020-10-16 11:23:28,785 INFO L80 FinitePrefix]: Finished finitePrefix Result has 109 conditions, 104 events. 6/104 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 160 event pairs, 0 based on Foata normal form. 0/91 useless extension candidates. Maximal degree in co-relation 60. Up to 4 conditions per place.
[2020-10-16 11:23:28,788 INFO L117 LiptonReduction]: Number of co-enabled transitions 308
[2020-10-16 11:23:31,184 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82
[2020-10-16 11:23:31,383 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 96
[2020-10-16 11:23:31,492 INFO L132 LiptonReduction]: Checked pairs total: 290
[2020-10-16 11:23:31,492 INFO L134 LiptonReduction]: Total number of compositions: 105
[2020-10-16 11:23:31,499 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 17 places, 15 transitions, 38 flow
[2020-10-16 11:23:31,507 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 23 states.
[2020-10-16 11:23:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states.
[2020-10-16 11:23:31,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2
[2020-10-16 11:23:31,515 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:23:31,516 INFO L422 BasicCegarLoop]: trace histogram [1]
[2020-10-16 11:23:31,516 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:23:31,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:23:31,522 INFO L82 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 1 times
[2020-10-16 11:23:31,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:23:31,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204766666]
[2020-10-16 11:23:31,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:23:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:23:31,747 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 11:23:31,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204766666]
[2020-10-16 11:23:31,749 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:23:31,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0
[2020-10-16 11:23:31,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798575464]
[2020-10-16 11:23:31,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states
[2020-10-16 11:23:31,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:23:31,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2020-10-16 11:23:31,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 11:23:31,775 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 2 states.
[2020-10-16 11:23:31,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:23:31,790 INFO L93 Difference]: Finished difference Result 20 states and 25 transitions.
[2020-10-16 11:23:31,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2020-10-16 11:23:31,792 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1
[2020-10-16 11:23:31,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:23:31,802 INFO L225 Difference]: With dead ends: 20
[2020-10-16 11:23:31,803 INFO L226 Difference]: Without dead ends: 13
[2020-10-16 11:23:31,804 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2020-10-16 11:23:31,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states.
[2020-10-16 11:23:31,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13.
[2020-10-16 11:23:31,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2020-10-16 11:23:31,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 15 transitions.
[2020-10-16 11:23:31,845 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 15 transitions. Word has length 1
[2020-10-16 11:23:31,845 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:23:31,845 INFO L481 AbstractCegarLoop]: Abstraction has 13 states and 15 transitions.
[2020-10-16 11:23:31,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states.
[2020-10-16 11:23:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions.
[2020-10-16 11:23:31,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2020-10-16 11:23:31,846 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:23:31,846 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1]
[2020-10-16 11:23:31,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 11:23:31,847 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:23:31,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:23:31,848 INFO L82 PathProgramCache]: Analyzing trace with hash 341839, now seen corresponding path program 1 times
[2020-10-16 11:23:31,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:23:31,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296159008]
[2020-10-16 11:23:31,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:23:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:23:32,016 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 11:23:32,016 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296159008]
[2020-10-16 11:23:32,017 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:23:32,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:23:32,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831054028]
[2020-10-16 11:23:32,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 11:23:32,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:23:32,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 11:23:32,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:23:32,019 INFO L87 Difference]: Start difference. First operand 13 states and 15 transitions. Second operand 3 states.
[2020-10-16 11:23:32,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:23:32,035 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions.
[2020-10-16 11:23:32,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-10-16 11:23:32,035 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3
[2020-10-16 11:23:32,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:23:32,036 INFO L225 Difference]: With dead ends: 11
[2020-10-16 11:23:32,036 INFO L226 Difference]: Without dead ends: 10
[2020-10-16 11:23:32,037 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:23:32,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states.
[2020-10-16 11:23:32,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10.
[2020-10-16 11:23:32,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2020-10-16 11:23:32,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions.
[2020-10-16 11:23:32,042 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 12 transitions. Word has length 3
[2020-10-16 11:23:32,042 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:23:32,042 INFO L481 AbstractCegarLoop]: Abstraction has 10 states and 12 transitions.
[2020-10-16 11:23:32,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 11:23:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions.
[2020-10-16 11:23:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2020-10-16 11:23:32,044 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:23:32,044 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2020-10-16 11:23:32,044 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 11:23:32,044 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:23:32,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:23:32,045 INFO L82 PathProgramCache]: Analyzing trace with hash 327959232, now seen corresponding path program 1 times
[2020-10-16 11:23:32,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:23:32,046 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720899611]
[2020-10-16 11:23:32,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:23:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:23:32,131 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 11:23:32,131 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720899611]
[2020-10-16 11:23:32,132 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:23:32,132 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:23:32,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130565391]
[2020-10-16 11:23:32,132 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 11:23:32,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:23:32,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 11:23:32,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:23:32,134 INFO L87 Difference]: Start difference. First operand 10 states and 12 transitions. Second operand 3 states.
[2020-10-16 11:23:32,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:23:32,144 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions.
[2020-10-16 11:23:32,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2020-10-16 11:23:32,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5
[2020-10-16 11:23:32,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:23:32,146 INFO L225 Difference]: With dead ends: 10
[2020-10-16 11:23:32,146 INFO L226 Difference]: Without dead ends: 7
[2020-10-16 11:23:32,147 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:23:32,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states.
[2020-10-16 11:23:32,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7.
[2020-10-16 11:23:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2020-10-16 11:23:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions.
[2020-10-16 11:23:32,149 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 5
[2020-10-16 11:23:32,149 INFO L84 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:23:32,150 INFO L481 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions.
[2020-10-16 11:23:32,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 11:23:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions.
[2020-10-16 11:23:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2020-10-16 11:23:32,150 INFO L414 BasicCegarLoop]: Found error trace
[2020-10-16 11:23:32,150 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2020-10-16 11:23:32,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 11:23:32,151 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:23:32,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:23:32,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1576801757, now seen corresponding path program 1 times
[2020-10-16 11:23:32,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:23:32,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532060063]
[2020-10-16 11:23:32,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:23:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:23:32,197 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:23:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:23:32,235 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:23:32,266 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 11:23:32,266 INFO L523 BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 11:23:32,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 11:23:32,267 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available.
[2020-10-16 11:23:32,271 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [314] [314] ULTIMATE.startENTRY-->L1696: Formula: (let ((.cse1 (store |#valid_In691186293| 0 0))) (let ((.cse2 (select |#memory_int_In691186293| |~#mutex~0.base_Out691186293|)) (.cse0 (store .cse1 |~#t1~0.base_Out691186293| 1))) (and (= (select .cse0 |~#mutex~0.base_Out691186293|) 0) (= (select .cse1 |~#t1~0.base_Out691186293|) 0) (= (select .cse2 (+ |~#mutex~0.offset_Out691186293| 8)) 0) (= (select .cse2 (+ |~#mutex~0.offset_Out691186293| 16)) 0) (< |#StackHeapBarrier_In691186293| |~#mutex~0.base_Out691186293|) (= |~#t1~0.offset_Out691186293| 0) (= ~pdev~0_Out691186293 1) (<= |ULTIMATE.start_module_init_#t~nondet31_Out691186293| 2147483647) (= 1 |ULTIMATE.start_ldv_assert_#in~expression_Out691186293|) (= |#NULL.base_Out691186293| 0) (= |#length_Out691186293| (store (store |#length_In691186293| |~#t1~0.base_Out691186293| 4) |~#mutex~0.base_Out691186293| 24)) (= (select .cse2 (+ |~#mutex~0.offset_Out691186293| 4)) 0) (= 0 (select (select |#memory_int_In691186293| |~#t1~0.base_Out691186293|) |~#t1~0.offset_Out691186293|)) (= (select .cse2 (+ |~#mutex~0.offset_Out691186293| 12)) 0) (= |~#mutex~0.offset_Out691186293| 0) (= (store |#pthreadsMutex_In691186293| |~#mutex~0.base_Out691186293| (store (select |#pthreadsMutex_In691186293| |~#mutex~0.base_Out691186293|) |~#mutex~0.offset_Out691186293| 0)) |#pthreadsMutex_Out691186293|) (= |#NULL.offset_Out691186293| 0) (<= 0 (+ |ULTIMATE.start_module_init_#t~nondet31_Out691186293| 2147483648)) (= ULTIMATE.start_ldv_assert_~expression_Out691186293 |ULTIMATE.start_ldv_assert_#in~expression_Out691186293|) (= (select .cse2 |~#mutex~0.offset_Out691186293|) 0) (< |#StackHeapBarrier_In691186293| |~#t1~0.base_Out691186293|) (< 0 |#StackHeapBarrier_In691186293|) (= |#valid_Out691186293| (store .cse0 |~#mutex~0.base_Out691186293| 1))))) InVars {#pthreadsMutex=|#pthreadsMutex_In691186293|, #StackHeapBarrier=|#StackHeapBarrier_In691186293|, #valid=|#valid_In691186293|, #memory_int=|#memory_int_In691186293|, #length=|#length_In691186293|} OutVars{ULTIMATE.start_module_init_#res=|ULTIMATE.start_module_init_#res_Out691186293|, #pthreadsMutex=|#pthreadsMutex_Out691186293|, ~#mutex~0.base=|~#mutex~0.base_Out691186293|, ~#mutex~0.offset=|~#mutex~0.offset_Out691186293|, #NULL.offset=|#NULL.offset_Out691186293|, ULTIMATE.start_module_init_#t~nondet31=|ULTIMATE.start_module_init_#t~nondet31_Out691186293|, ~#t1~0.offset=|~#t1~0.offset_Out691186293|, ULTIMATE.start_module_init_#t~nondet32=|ULTIMATE.start_module_init_#t~nondet32_Out691186293|, ULTIMATE.start_ldv_assert_#in~expression=|ULTIMATE.start_ldv_assert_#in~expression_Out691186293|, ULTIMATE.start_ldv_assert_~expression=ULTIMATE.start_ldv_assert_~expression_Out691186293, #NULL.base=|#NULL.base_Out691186293|, #StackHeapBarrier=|#StackHeapBarrier_In691186293|, ~#t1~0.base=|~#t1~0.base_Out691186293|, ULTIMATE.start_main_#t~ret35=|ULTIMATE.start_main_#t~ret35_Out691186293|, ~pdev~0=~pdev~0_Out691186293, ULTIMATE.start_main_#res=|ULTIMATE.start_main_#res_Out691186293|, #valid=|#valid_Out691186293|, #memory_int=|#memory_int_In691186293|, #length=|#length_Out691186293|} AuxVars[] AssignedVars[ULTIMATE.start_module_init_#res, #pthreadsMutex, ~#mutex~0.base, ~#mutex~0.offset, #NULL.offset, ULTIMATE.start_module_init_#t~nondet31, ~#t1~0.offset, ULTIMATE.start_module_init_#t~nondet32, ULTIMATE.start_ldv_assert_#in~expression, ULTIMATE.start_ldv_assert_~expression, #NULL.base, ~#t1~0.base, ULTIMATE.start_main_#t~ret35, ~pdev~0, ULTIMATE.start_main_#res, #valid, #length] because there is no mapped edge
[2020-10-16 11:23:32,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:23:32 BasicIcfg
[2020-10-16 11:23:32,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 11:23:32,293 INFO L168 Benchmark]: Toolchain (without parser) took 5660.73 ms. Allocated memory was 140.5 MB in the beginning and 288.9 MB in the end (delta: 148.4 MB). Free memory was 99.9 MB in the beginning and 158.1 MB in the end (delta: -58.1 MB). Peak memory consumption was 90.2 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,294 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1302.84 ms. Allocated memory was 140.5 MB in the beginning and 240.1 MB in the end (delta: 99.6 MB). Free memory was 99.7 MB in the beginning and 178.3 MB in the end (delta: -78.6 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,296 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.20 ms. Allocated memory is still 240.1 MB. Free memory was 178.3 MB in the beginning and 175.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,297 INFO L168 Benchmark]: Boogie Preprocessor took 45.37 ms. Allocated memory is still 240.1 MB. Free memory was 175.3 MB in the beginning and 173.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,297 INFO L168 Benchmark]: RCFGBuilder took 568.71 ms. Allocated memory is still 240.1 MB. Free memory was 173.9 MB in the beginning and 134.5 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,298 INFO L168 Benchmark]: TraceAbstraction took 3673.93 ms. Allocated memory was 240.1 MB in the beginning and 288.9 MB in the end (delta: 48.8 MB). Free memory was 134.5 MB in the beginning and 158.1 MB in the end (delta: -23.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB.
[2020-10-16 11:23:32,303 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.46 ms. Allocated memory is still 140.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.7 kB). There was no memory consumed. Max. memory is 7.1 GB.
* CACSL2BoogieTranslator took 1302.84 ms. Allocated memory was 140.5 MB in the beginning and 240.1 MB in the end (delta: 99.6 MB). Free memory was 99.7 MB in the beginning and 178.3 MB in the end (delta: -78.6 MB). Peak memory consumption was 77.1 MB. Max. memory is 7.1 GB.
* Boogie Procedure Inliner took 64.20 ms. Allocated memory is still 240.1 MB. Free memory was 178.3 MB in the beginning and 175.3 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB.
* Boogie Preprocessor took 45.37 ms. Allocated memory is still 240.1 MB. Free memory was 175.3 MB in the beginning and 173.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB.
* RCFGBuilder took 568.71 ms. Allocated memory is still 240.1 MB. Free memory was 173.9 MB in the beginning and 134.5 MB in the end (delta: 39.4 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB.
* TraceAbstraction took 3673.93 ms. Allocated memory was 240.1 MB in the beginning and 288.9 MB in the end (delta: 48.8 MB). Free memory was 134.5 MB in the beginning and 158.1 MB in the end (delta: -23.6 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
200 VarBasedMoverChecksPositive, 10 VarBasedMoverChecksNegative, 2 SemBasedMoverChecksPositive, 8 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 5 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.7s, 83 PlacesBefore, 17 PlacesAfterwards, 85 TransitionsBefore, 15 TransitionsAfterwards, 308 CoEnabledTransitionPairs, 7 FixpointIterations, 65 TrivialSequentialCompositions, 23 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 8 ConcurrentYvCompositions, 4 ChoiceCompositions, 105 TotalNumberOfCompositions, 290 MoverChecksTotal
- CounterExampleResult [Line: 1682]: a call of __VERIFIER_error() is reachable
a call of __VERIFIER_error() is reachable
We found a FailurePath:
[L1696] COND TRUE 0 __VERIFIER_nondet_int()
[L1697] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread1, ((void *)0))
VAL [arg={0:0}, mutex={5:0}, pdev=1, t1={3:0}]
[L1698] 0 return 0;
[L1715] COND FALSE 0 !(module_init()!=0)
[L1706] 0 void *status;
[L1707] 0 pdev = 4
VAL [arg={0:0}, mutex={5:0}, pdev=4, t1={3:0}]
[L1688] 1 pdev = 6
[L1690] 1 return 0;
[L1682] COND TRUE 0 !expression
[L1682] 0 __VERIFIER_error()
VAL [\result={0:0}, arg={0:0}, arg={0:0}, mutex={5:0}, pdev=6, t1={3:0}]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 80 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.5s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.7s, HoareTripleCheckerStatistics: 25 SDtfs, 0 SDslu, 5 SDs, 0 SdLazy, 7 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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...