./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 625fe3116242f01f3f675685bea6e7f6e4cfa48a ..................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 625fe3116242f01f3f675685bea6e7f6e4cfa48a ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-31 17:30:55,981 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:30:55,983 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:30:55,999 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:30:56,000 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:30:56,001 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:30:56,003 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:30:56,006 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:30:56,008 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:30:56,011 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:30:56,014 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:30:56,014 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:30:56,016 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:30:56,019 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:30:56,025 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:30:56,030 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:30:56,031 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:30:56,033 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:30:56,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:30:56,041 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:30:56,045 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:30:56,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:30:56,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:30:56,053 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:30:56,053 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:30:56,054 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:30:56,055 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:30:56,056 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:30:56,060 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:30:56,061 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:30:56,061 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:30:56,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:30:56,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:30:56,064 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:30:56,066 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:30:56,067 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:30:56,069 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-31 17:30:56,095 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:30:56,095 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:30:56,096 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:30:56,096 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:30:56,097 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:30:56,097 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:30:56,097 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:30:56,097 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-31 17:30:56,097 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:30:56,098 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:30:56,099 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:30:56,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:30:56,099 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:30:56,099 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:30:56,099 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:30:56,099 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:30:56,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:30:56,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:30:56,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:30:56,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:30:56,100 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-31 17:30:56,101 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:30:56,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-31 17:30:56,101 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-12-31 17:30:56,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:30:56,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:30:56,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:30:56,160 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:30:56,161 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:30:56,163 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-31 17:30:56,231 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f74a818c4/6d48b5c3d150401a8c2902ae1155d5bd/FLAG7b98beea5 [2018-12-31 17:30:56,786 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:30:56,788 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-31 17:30:56,802 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f74a818c4/6d48b5c3d150401a8c2902ae1155d5bd/FLAG7b98beea5 [2018-12-31 17:30:57,079 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f74a818c4/6d48b5c3d150401a8c2902ae1155d5bd [2018-12-31 17:30:57,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:30:57,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:30:57,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:30:57,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:30:57,090 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:30:57,091 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a5801be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57, skipping insertion in model container [2018-12-31 17:30:57,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:30:57,152 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:30:57,599 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:30:57,613 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:30:57,737 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:30:57,806 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:30:57,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57 WrapperNode [2018-12-31 17:30:57,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:30:57,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:30:57,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:30:57,808 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:30:57,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,835 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:30:57,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:30:57,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:30:57,860 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:30:57,872 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (1/1) ... [2018-12-31 17:30:57,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:30:57,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:30:57,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:30:57,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:30:57,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (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 [2018-12-31 17:30:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:30:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:30:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-31 17:30:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:30:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:30:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:30:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:30:57,959 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:30:58,074 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:30:58,077 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:30:58,359 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:30:58,359 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-31 17:30:58,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:30:58 BoogieIcfgContainer [2018-12-31 17:30:58,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:30:58,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:30:58,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:30:58,364 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:30:58,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:30:57" (1/3) ... [2018-12-31 17:30:58,365 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e8b1635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:30:58, skipping insertion in model container [2018-12-31 17:30:58,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:30:57" (2/3) ... [2018-12-31 17:30:58,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e8b1635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:30:58, skipping insertion in model container [2018-12-31 17:30:58,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:30:58" (3/3) ... [2018-12-31 17:30:58,368 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-12-31 17:30:58,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,398 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,398 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,399 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,399 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,404 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:30:58,424 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:30:58,424 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:30:58,433 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:30:58,451 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:30:58,480 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:30:58,480 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:30:58,481 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:30:58,481 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:30:58,481 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:30:58,481 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:30:58,481 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:30:58,481 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:30:58,481 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:30:58,490 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-12-31 17:30:58,502 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:30:58,505 INFO L168 Benchmark]: Toolchain (without parser) took 1421.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -126.2 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-12-31 17:30:58,508 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:30:58,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2018-12-31 17:30:58,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:30:58,511 INFO L168 Benchmark]: Boogie Preprocessor took 32.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:30:58,511 INFO L168 Benchmark]: RCFGBuilder took 467.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. [2018-12-31 17:30:58,513 INFO L168 Benchmark]: TraceAbstraction took 143.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-31 17:30:58,521 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 721.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -151.6 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.04 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 467.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 143.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-2e94e6a [2018-12-31 17:31:00,895 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-31 17:31:00,897 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-31 17:31:00,909 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-31 17:31:00,910 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-31 17:31:00,911 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-31 17:31:00,912 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-31 17:31:00,914 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-31 17:31:00,916 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-31 17:31:00,917 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-31 17:31:00,918 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-31 17:31:00,919 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-31 17:31:00,920 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-31 17:31:00,921 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-31 17:31:00,922 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-31 17:31:00,923 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-31 17:31:00,924 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-31 17:31:00,926 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-31 17:31:00,928 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-31 17:31:00,930 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-31 17:31:00,935 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-31 17:31:00,936 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-31 17:31:00,942 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-31 17:31:00,942 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-31 17:31:00,942 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-31 17:31:00,943 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-31 17:31:00,944 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-31 17:31:00,945 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-31 17:31:00,950 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-31 17:31:00,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-31 17:31:00,951 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-31 17:31:00,953 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-31 17:31:00,954 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-31 17:31:00,954 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-31 17:31:00,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-31 17:31:00,956 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-31 17:31:00,956 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-31 17:31:00,990 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-31 17:31:00,990 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-31 17:31:00,991 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-31 17:31:00,992 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-31 17:31:00,993 INFO L133 SettingsManager]: * Use SBE=true [2018-12-31 17:31:00,993 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-31 17:31:00,993 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-31 17:31:00,994 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-31 17:31:00,995 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-31 17:31:00,995 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-31 17:31:00,995 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-31 17:31:00,996 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-31 17:31:00,996 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-31 17:31:00,996 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-31 17:31:00,996 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-31 17:31:00,996 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-31 17:31:00,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-31 17:31:00,998 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-31 17:31:00,998 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-31 17:31:00,998 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-31 17:31:00,999 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-31 17:31:00,999 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-31 17:31:00,999 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-31 17:31:00,999 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-31 17:31:00,999 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 625fe3116242f01f3f675685bea6e7f6e4cfa48a [2018-12-31 17:31:01,051 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-31 17:31:01,064 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-31 17:31:01,070 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-31 17:31:01,072 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-31 17:31:01,073 INFO L276 PluginConnector]: CDTParser initialized [2018-12-31 17:31:01,073 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-31 17:31:01,138 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598d215bd/06029e7e35324df7924c5457d96a46a4/FLAGa4929cb50 [2018-12-31 17:31:01,703 INFO L307 CDTParser]: Found 1 translation units. [2018-12-31 17:31:01,704 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/pthread-ext/14_spin2003_true-unreach-call.i [2018-12-31 17:31:01,721 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598d215bd/06029e7e35324df7924c5457d96a46a4/FLAGa4929cb50 [2018-12-31 17:31:01,984 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/598d215bd/06029e7e35324df7924c5457d96a46a4 [2018-12-31 17:31:01,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-31 17:31:01,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-31 17:31:01,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:01,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-31 17:31:01,994 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-31 17:31:01,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:01" (1/1) ... [2018-12-31 17:31:01,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@574f1b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:01, skipping insertion in model container [2018-12-31 17:31:01,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.12 05:31:01" (1/1) ... [2018-12-31 17:31:02,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-31 17:31:02,052 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-31 17:31:02,446 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:02,467 INFO L191 MainTranslator]: Completed pre-run [2018-12-31 17:31:02,631 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-31 17:31:02,710 INFO L195 MainTranslator]: Completed translation [2018-12-31 17:31:02,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02 WrapperNode [2018-12-31 17:31:02,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-31 17:31:02,713 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:02,713 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-31 17:31:02,713 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-31 17:31:02,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-31 17:31:02,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-31 17:31:02,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-31 17:31:02,771 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-31 17:31:02,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (1/1) ... [2018-12-31 17:31:02,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-31 17:31:02,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-31 17:31:02,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-31 17:31:02,807 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-31 17:31:02,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (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 [2018-12-31 17:31:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2018-12-31 17:31:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2018-12-31 17:31:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2018-12-31 17:31:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-31 17:31:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-31 17:31:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-31 17:31:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-31 17:31:02,891 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-31 17:31:03,046 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2018-12-31 17:31:03,049 INFO L1421 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2018-12-31 17:31:03,303 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-31 17:31:03,303 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-31 17:31:03,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:03 BoogieIcfgContainer [2018-12-31 17:31:03,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-31 17:31:03,304 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-31 17:31:03,307 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-31 17:31:03,310 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-31 17:31:03,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.12 05:31:01" (1/3) ... [2018-12-31 17:31:03,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b36bb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:03, skipping insertion in model container [2018-12-31 17:31:03,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.12 05:31:02" (2/3) ... [2018-12-31 17:31:03,312 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b36bb80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.12 05:31:03, skipping insertion in model container [2018-12-31 17:31:03,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:31:03" (3/3) ... [2018-12-31 17:31:03,315 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003_true-unreach-call.i [2018-12-31 17:31:03,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,358 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,359 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,359 WARN L317 ript$VariableManager]: TermVariabe Thread0_thr1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,359 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,360 WARN L317 ript$VariableManager]: TermVariabe |Thread0_thr1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-31 17:31:03,368 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2018-12-31 17:31:03,368 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-31 17:31:03,376 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2018-12-31 17:31:03,393 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2018-12-31 17:31:03,419 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-31 17:31:03,420 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-31 17:31:03,420 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-31 17:31:03,420 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-31 17:31:03,421 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-31 17:31:03,421 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-31 17:31:03,421 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-31 17:31:03,421 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-31 17:31:03,421 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-31 17:31:03,430 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 26places, 27 transitions [2018-12-31 17:31:03,442 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-31 17:31:03,446 INFO L168 Benchmark]: Toolchain (without parser) took 1457.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:03,448 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:03,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:03,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:03,451 INFO L168 Benchmark]: Boogie Preprocessor took 35.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-31 17:31:03,451 INFO L168 Benchmark]: RCFGBuilder took 497.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:03,452 INFO L168 Benchmark]: TraceAbstraction took 140.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-31 17:31:03,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 721.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -175.4 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 497.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 140.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1 de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: Petrification does not provide enough thread instances for Thread0_thr1: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:340) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...