/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf -i ../../../trunk/examples/svcomp/ldv-races/race-1_2-join.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-6f57305 [2021-01-27 02:46:00,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-27 02:46:00,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-27 02:46:00,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-27 02:46:00,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-27 02:46:00,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-27 02:46:00,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-27 02:46:00,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-27 02:46:00,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-27 02:46:00,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-27 02:46:00,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-27 02:46:00,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-27 02:46:00,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-27 02:46:00,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-27 02:46:00,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-27 02:46:00,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-27 02:46:00,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-27 02:46:01,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-27 02:46:01,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-27 02:46:01,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-27 02:46:01,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-27 02:46:01,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-27 02:46:01,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-27 02:46:01,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-27 02:46:01,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-27 02:46:01,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-27 02:46:01,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-27 02:46:01,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-27 02:46:01,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-27 02:46:01,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-27 02:46:01,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-27 02:46:01,049 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-27 02:46:01,049 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-27 02:46:01,050 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-27 02:46:01,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-27 02:46:01,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-27 02:46:01,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-New_States.epf [2021-01-27 02:46:01,106 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-27 02:46:01,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-27 02:46:01,110 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-27 02:46:01,110 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-27 02:46:01,111 INFO L138 SettingsManager]: * Use SBE=true [2021-01-27 02:46:01,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-27 02:46:01,111 INFO L138 SettingsManager]: * sizeof long=4 [2021-01-27 02:46:01,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-27 02:46:01,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-01-27 02:46:01,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-27 02:46:01,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-27 02:46:01,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-27 02:46:01,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-27 02:46:01,114 INFO L138 SettingsManager]: * sizeof long double=12 [2021-01-27 02:46:01,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-27 02:46:01,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-27 02:46:01,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-27 02:46:01,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-27 02:46:01,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-27 02:46:01,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-01-27 02:46:01,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-27 02:46:01,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-27 02:46:01,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-27 02:46:01,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-27 02:46:01,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-27 02:46:01,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-27 02:46:01,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-27 02:46:01,117 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-01-27 02:46:01,117 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2021-01-27 02:46:01,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2021-01-27 02:46:01,118 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-27 02:46:01,118 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2021-01-27 02:46:01,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-01-27 02:46:01,118 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=NEW_STATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-27 02:46:01,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-27 02:46:01,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-27 02:46:01,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-27 02:46:01,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-27 02:46:01,705 INFO L275 PluginConnector]: CDTParser initialized [2021-01-27 02:46:01,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_2-join.i [2021-01-27 02:46:01,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62463b6a8/81da98062b404877ae8ca300870c8944/FLAG1a89a11d1 [2021-01-27 02:46:02,739 INFO L306 CDTParser]: Found 1 translation units. [2021-01-27 02:46:02,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_2-join.i [2021-01-27 02:46:02,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62463b6a8/81da98062b404877ae8ca300870c8944/FLAG1a89a11d1 [2021-01-27 02:46:02,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62463b6a8/81da98062b404877ae8ca300870c8944 [2021-01-27 02:46:02,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-27 02:46:02,922 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-01-27 02:46:02,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-27 02:46:02,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-27 02:46:02,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-27 02:46:02,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:02" (1/1) ... [2021-01-27 02:46:02,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d581c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:02, skipping insertion in model container [2021-01-27 02:46:02,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.01 02:46:02" (1/1) ... [2021-01-27 02:46:02,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-27 02:46:03,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-27 02:46:03,806 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:46:03,819 INFO L203 MainTranslator]: Completed pre-run [2021-01-27 02:46:03,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-27 02:46:04,589 INFO L208 MainTranslator]: Completed translation [2021-01-27 02:46:04,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04 WrapperNode [2021-01-27 02:46:04,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-27 02:46:04,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-27 02:46:04,596 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-27 02:46:04,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-27 02:46:04,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-27 02:46:04,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-27 02:46:04,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-27 02:46:04,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-27 02:46:04,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... [2021-01-27 02:46:04,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-27 02:46:04,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-27 02:46:04,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-27 02:46:04,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-27 02:46:04,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-01-27 02:46:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-01-27 02:46:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-01-27 02:46:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-01-27 02:46:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-01-27 02:46:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-01-27 02:46:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-01-27 02:46:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-27 02:46:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-27 02:46:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-27 02:46:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-01-27 02:46:04,921 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-01-27 02:46:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-01-27 02:46:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-27 02:46:04,923 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-01-27 02:46:05,582 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-27 02:46:05,582 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2021-01-27 02:46:05,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:05 BoogieIcfgContainer [2021-01-27 02:46:05,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-27 02:46:05,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-27 02:46:05,588 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-27 02:46:05,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-27 02:46:05,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.01 02:46:02" (1/3) ... [2021-01-27 02:46:05,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ce4bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:46:05, skipping insertion in model container [2021-01-27 02:46:05,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.01 02:46:04" (2/3) ... [2021-01-27 02:46:05,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ce4bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.01 02:46:05, skipping insertion in model container [2021-01-27 02:46:05,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.01 02:46:05" (3/3) ... [2021-01-27 02:46:05,599 INFO L111 eAbstractionObserver]: Analyzing ICFG race-1_2-join.i [2021-01-27 02:46:05,617 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-01-27 02:46:05,618 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-27 02:46:05,623 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2021-01-27 02:46:05,624 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-01-27 02:46:05,657 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,657 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,657 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,658 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,659 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,659 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,659 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,659 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,660 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,660 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,660 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,660 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,661 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,661 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,661 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,661 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,664 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,665 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,665 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,665 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-01-27 02:46:05,672 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-01-27 02:46:05,689 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-01-27 02:46:05,721 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-27 02:46:05,722 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-27 02:46:05,722 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-27 02:46:05,722 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-27 02:46:05,722 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-27 02:46:05,722 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-27 02:46:05,723 INFO L383 AbstractCegarLoop]: Minimize is NONE [2021-01-27 02:46:05,723 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== Size of Word is: 44 and size of Sequence is : 45[2021-01-27 02:46:05,761 INFO L164 SleepSetCegar]: Size of mCounterexample is: 45 [2021-01-27 02:46:05,761 INFO L165 SleepSetCegar]: [100#[ULTIMATE.startENTRY]don't care, 103#[L-1]don't care, 106#[L-1-1]don't care, 109#[L1693]don't care, 112#[L1693-1]don't care, 115#[L1693-2]don't care, 118#[L1693-3]don't care, 121#[L1693-4]don't care, 124#[L1696]don't care, 127#[L1696-1]don't care, 130#[L1697]don't care, 133#[L1697-1]don't care, 136#[L1697-2]don't care, 139#[L1697-3]don't care, 142#[L1697-4]don't care, 145#[L1697-5]don't care, 148#[L-1-2]don't care, 151#[L-1-3]don't care, 154#[L1734]don't care, 157#[L1734-1]don't care, 160#[L1708]don't care, 163#[L1709]don't care, 166#[L1710]don't care, 169#[L1710-1]don't care, 172#[L1695]don't care, 175#[L1695-1]don't care, 180#[L1695-2]don't care, 184#[L1693-5]don't care, 189#[L1693-9]don't care, 178#[L1695-4]don't care, 194#[L1711]don't care, 199#[L1711-1]don't care, 203#[L1712]don't care, 206#[L1712-1]don't care, 209#[thread1ENTRY, L1712-2]don't care, 214#[L1700, L1712-2]don't care, 218#[L1712-2, L1700-1]don't care, 226#[L1712-2, L1701]don't care, 230#[L1703, L1712-2]don't care, 236#[L1705, L1712-2]don't care, 244#[L1712-2, thread1FINAL]don't care, 248#[L1712-2, thread1EXIT]don't care, 254#[L1713, thread1EXIT]don't care, 257#[L1715, thread1EXIT]don't care, 260#[ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread1EXIT]don't care] [2021-01-27 02:46:05,762 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:46:05,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:46:05,769 INFO L82 PathProgramCache]: Analyzing trace with hash -970479473, now seen corresponding path program 1 times [2021-01-27 02:46:05,780 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:46:05,781 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639351672] [2021-01-27 02:46:05,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:46:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:46:06,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:46:06,312 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639351672] [2021-01-27 02:46:06,314 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:46:06,315 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 02:46:06,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698922193] [2021-01-27 02:46:06,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-27 02:46:06,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:46:06,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-27 02:46:06,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-27 02:46:06,358 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:46:06,361 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Size of Word is: 29 and size of Sequence is : 30[2021-01-27 02:46:06,370 INFO L164 SleepSetCegar]: Size of mCounterexample is: 30 [2021-01-27 02:46:06,371 INFO L165 SleepSetCegar]: [266#[ULTIMATE.startENTRY]true, 268#[L-1]true, 270#[L-1-1]true, 272#[L1693]true, 274#[L1693-1]true, 276#[L1693-2]true, 278#[L1693-3]true, 280#[L1693-4]true, 282#[L1696]true, 284#[L1696-1]true, 286#[L1697]true, 288#[L1697-1]true, 290#[L1697-2]true, 292#[L1697-3]true, 294#[L1697-4]true, 296#[L1697-5]true, 298#[L-1-2]true, 300#[L-1-3]true, 302#[L1734]true, 304#[L1734-1]true, 306#[L1708]true, 308#[L1709]true, 310#[L1710]true, 312#[L1710-1]true, 314#[L1695]true, 316#[L1695-1]true, 319#[L1695-2]true, 322#[L1693-5]true, 324#[L1693-7]true, 332#[ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-27 02:46:06,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-27 02:46:06,371 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:46:06,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:46:06,372 INFO L82 PathProgramCache]: Analyzing trace with hash -769652569, now seen corresponding path program 1 times [2021-01-27 02:46:06,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:46:06,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099762585] [2021-01-27 02:46:06,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:46:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:46:06,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:46:06,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099762585] [2021-01-27 02:46:06,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:46:06,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-27 02:46:06,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980485599] [2021-01-27 02:46:06,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-27 02:46:06,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:46:06,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-27 02:46:06,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-27 02:46:06,670 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:46:06,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:46:06,748 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 41 and size of Sequence is : 42[2021-01-27 02:46:06,772 INFO L164 SleepSetCegar]: Size of mCounterexample is: 42 [2021-01-27 02:46:06,773 INFO L165 SleepSetCegar]: [341#[ULTIMATE.startENTRY]true, 344#[L-1]true, 347#[L-1-1]true, 350#[L1693]true, 353#[L1693-1]true, 356#[L1693-2]true, 359#[L1693-3]true, 362#[L1693-4]true, 365#[L1696]true, 368#[L1696-1]true, 371#[L1697]true, 374#[L1697-1]true, 377#[L1697-2]true, 380#[L1697-3]true, 383#[L1697-4]true, 386#[L1697-5]true, 389#[L-1-2]true, 392#[L-1-3]true, 395#[L1734]true, 398#[L1734-1]true, 401#[L1708]true, 404#[L1709]true, 407#[L1710](= ~pdev~0 1), 412#[L1710-1](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 415#[L1695](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 420#[L1695-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 423#[L1695-4](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 430#[L1711](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 437#[L1711-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 442#[L1712](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 446#[L1712-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 450#[thread1ENTRY, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 457#[L1700, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 463#[L1712-2, L1700-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 473#[L1712-2, L1701](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 481#[L1703, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 489#[L1705, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 499#[L1712-2, thread1FINAL](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 505#[L1712-2, thread1EXIT](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 512#[L1713, thread1EXIT](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 516#[L1715, thread1EXIT](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 521#[ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, thread1EXIT]true] [2021-01-27 02:46:06,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-27 02:46:06,774 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:46:06,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:46:06,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1641844990, now seen corresponding path program 1 times [2021-01-27 02:46:06,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:46:06,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366217675] [2021-01-27 02:46:06,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:46:06,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:46:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:46:06,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366217675] [2021-01-27 02:46:06,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:46:06,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-27 02:46:06,921 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942502940] [2021-01-27 02:46:06,921 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-27 02:46:06,922 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:46:06,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-27 02:46:06,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-27 02:46:06,926 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:46:06,927 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:46:06,977 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:46:07,048 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:46:07,073 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 61 and size of Sequence is : 62[2021-01-27 02:46:07,099 INFO L164 SleepSetCegar]: Size of mCounterexample is: 62 [2021-01-27 02:46:07,101 INFO L165 SleepSetCegar]: [529#[ULTIMATE.startENTRY]true, 532#[L-1]true, 535#[L-1-1]true, 538#[L1693]true, 541#[L1693-1]true, 544#[L1693-2]true, 547#[L1693-3]true, 550#[L1693-4]true, 553#[L1696]true, 556#[L1696-1]true, 559#[L1697]true, 562#[L1697-1]true, 565#[L1697-2]true, 568#[L1697-3]true, 571#[L1697-4]true, 574#[L1697-5]true, 577#[L-1-2]true, 580#[L-1-3]true, 583#[L1734]true, 586#[L1734-1]true, 589#[L1708]true, 592#[L1709]true, 595#[L1710](= ~pdev~0 1), 598#[L1710-1](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 601#[L1695](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 604#[L1695-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 607#[L1695-4](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 613#[L1711](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 618#[L1711-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 622#[L1712](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 625#[L1712-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 628#[thread1ENTRY, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 633#[L1700, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 637#[L1712-2, L1700-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 645#[L1712-2, L1701](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 649#[L1703, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 655#[L1705, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 663#[L1712-2, thread1FINAL](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 667#[L1712-2, thread1EXIT](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 673#[L1713, thread1EXIT](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 676#[L1715, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 681#[L1695-9, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 690#[L1724, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 698#[L1734-2, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 706#[L1734-3, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 721#[thread1EXIT, L1734-6](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 762#[L1735, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 770#[L1727, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 778#[thread1EXIT, L1727-1](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 786#[L1728, thread1EXIT](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 794#[L1728-1](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 802#[L1728-2](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 810#[L1728-3](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 818#[L1730](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 826#[L1731](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 834#[L1731-1](not (= ULTIMATE.start_ldv_assert_~expression 0)), 842#[L1695-15]true, 850#[L1695-16]true, 863#[L1695-17]true, 874#[L1693-20]true, 889#[L1693-22]true, 903#[ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-27 02:46:07,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-27 02:46:07,101 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:46:07,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:46:07,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1132544273, now seen corresponding path program 1 times [2021-01-27 02:46:07,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:46:07,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501149735] [2021-01-27 02:46:07,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:46:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-27 02:46:07,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-27 02:46:07,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501149735] [2021-01-27 02:46:07,259 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-27 02:46:07,259 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-01-27 02:46:07,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199744936] [2021-01-27 02:46:07,261 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-27 02:46:07,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-27 02:46:07,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-27 02:46:07,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-27 02:46:07,262 INFO L481 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-01-27 02:46:07,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-01-27 02:46:07,425 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:46:07,436 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check [2021-01-27 02:46:07,494 WARN L160 IndependenceRelation]: Requesting ManagedScript unlock before implication check Size of Word is: 38 and size of Sequence is : 39[2021-01-27 02:46:07,503 INFO L164 SleepSetCegar]: Size of mCounterexample is: 39 [2021-01-27 02:46:07,504 INFO L165 SleepSetCegar]: [913#[ULTIMATE.startENTRY]true, 916#[L-1]true, 919#[L-1-1]true, 922#[L1693]true, 925#[L1693-1]true, 928#[L1693-2]true, 931#[L1693-3]true, 934#[L1693-4]true, 937#[L1696]true, 940#[L1696-1]true, 943#[L1697]true, 946#[L1697-1]true, 949#[L1697-2]true, 952#[L1697-3]true, 955#[L1697-4]true, 958#[L1697-5]true, 961#[L-1-2]true, 964#[L-1-3]true, 967#[L1734]true, 970#[L1734-1]true, 973#[L1708]true, 976#[L1709]true, 979#[L1710](= ~pdev~0 1), 982#[L1710-1](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 985#[L1695](and (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 988#[L1695-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 991#[L1695-4](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 997#[L1711](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1002#[L1711-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1006#[L1712](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1009#[L1712-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1012#[thread1ENTRY, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1017#[L1700, L1712-2](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1021#[L1712-2, L1700-1](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1029#[L1712-2, L1701](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1035#[L1701, L1713](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0)) (= ~pdev~0 1)), 1682#[L1715, L1701](and (= ~pdev~0 2) (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 1701#[L1703, L1715](and (not (= ULTIMATE.start_ldv_assert_~expression 0)) (not (= |ULTIMATE.start_ldv_assert_#in~expression| 0))), 1716#[L1703, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]true] [2021-01-27 02:46:07,504 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-27 02:46:07,504 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-27 02:46:07,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-27 02:46:07,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1834937793, now seen corresponding path program 1 times [2021-01-27 02:46:07,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-27 02:46:07,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991849681] [2021-01-27 02:46:07,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-27 02:46:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 02:46:07,550 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 02:46:07,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-01-27 02:46:07,575 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-01-27 02:46:07,615 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-01-27 02:46:07,615 INFO L605 BasicCegarLoop]: Counterexample might be feasible [2021-01-27 02:46:07,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-27 02:46:07,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.01 02:46:07 BasicIcfg [2021-01-27 02:46:07,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-27 02:46:07,673 INFO L168 Benchmark]: Toolchain (without parser) took 4757.94 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 274.3 MB in the beginning and 225.4 MB in the end (delta: 48.9 MB). Peak memory consumption was 111.5 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,674 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 271.4 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-01-27 02:46:07,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1670.27 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 273.2 MB in the beginning and 327.7 MB in the end (delta: -54.5 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.64 ms. Allocated memory is still 362.8 MB. Free memory was 327.7 MB in the beginning and 324.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,677 INFO L168 Benchmark]: Boogie Preprocessor took 94.87 ms. Allocated memory is still 362.8 MB. Free memory was 324.6 MB in the beginning and 321.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,677 INFO L168 Benchmark]: RCFGBuilder took 778.51 ms. Allocated memory is still 362.8 MB. Free memory was 321.5 MB in the beginning and 278.4 MB in the end (delta: 43.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,678 INFO L168 Benchmark]: TraceAbstraction took 2082.56 ms. Allocated memory is still 362.8 MB. Free memory was 277.4 MB in the beginning and 225.4 MB in the end (delta: 52.0 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.0 GB. [2021-01-27 02:46:07,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 302.0 MB. Free memory was 271.6 MB in the beginning and 271.4 MB in the end (delta: 153.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1670.27 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 273.2 MB in the beginning and 327.7 MB in the end (delta: -54.5 MB). Peak memory consumption was 66.8 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 114.64 ms. Allocated memory is still 362.8 MB. Free memory was 327.7 MB in the beginning and 324.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 94.87 ms. Allocated memory is still 362.8 MB. Free memory was 324.6 MB in the beginning and 321.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 778.51 ms. Allocated memory is still 362.8 MB. Free memory was 321.5 MB in the beginning and 278.4 MB in the end (delta: 43.1 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. * TraceAbstraction took 2082.56 ms. Allocated memory is still 362.8 MB. Free memory was 277.4 MB in the beginning and 225.4 MB in the end (delta: 52.0 MB). Peak memory consumption was 53.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 1693]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L1696] 0 pthread_t t1; VAL [t1={7:0}] [L1697] 0 pthread_mutex_t mutex; VAL [mutex={3:0}, t1={7:0}] [L1698] 0 int pdev; VAL [mutex={3:0}, pdev=0, t1={7:0}] [L1709] 0 pdev = 1 VAL [mutex={3:0}, pdev=1, t1={7:0}] [L1695] COND FALSE 0 !(!expression) VAL [mutex={3:0}, pdev=1, t1={7:0}] [L1711] COND TRUE 0 __VERIFIER_nondet_int() VAL [mutex={3:0}, pdev=1, t1={7:0}] [L1712] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread1, ((void *)0)) VAL [arg={0:0}, mutex={3:0}, pdev=1, t1={7:0}] [L1714] 0 pdev = 2 VAL [arg={0:0}, arg={0:0}, mutex={3:0}, pdev=2, t1={7:0}] [L1702] 1 pdev = 6 VAL [arg={0:0}, arg={0:0}, mutex={3:0}, pdev=6, t1={7:0}] [L1695] COND TRUE 0 !expression [L1693] COND FALSE 0 !(0) [L1693] 0 __assert_fail ("0", "race-1_2-join.c", 10, __extension__ __PRETTY_FUNCTION__) VAL [arg={0:0}, arg={0:0}, mutex={3:0}, pdev=6, t1={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 92 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 213 NumberOfCodeBlocks, 213 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 8881 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...