./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer --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 348689cdb34e1e79912c033f600a6be74fe51b98 ............................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer --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 348689cdb34e1e79912c033f600a6be74fe51b98 ................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 09:29:04,037 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:29:04,038 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:29:04,046 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:29:04,046 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:29:04,047 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:29:04,047 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:29:04,048 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:29:04,050 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:29:04,050 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:29:04,051 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:29:04,051 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:29:04,052 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:29:04,052 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:29:04,053 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:29:04,054 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:29:04,054 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:29:04,055 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:29:04,057 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:29:04,058 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:29:04,059 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:29:04,059 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:29:04,061 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:29:04,061 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:29:04,061 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:29:04,062 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:29:04,063 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:29:04,063 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:29:04,064 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:29:04,065 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:29:04,065 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:29:04,065 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:29:04,065 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:29:04,065 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:29:04,066 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:29:04,066 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:29:04,067 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-08 09:29:04,076 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:29:04,077 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:29:04,077 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:29:04,077 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:29:04,078 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:29:04,078 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:29:04,078 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:29:04,078 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:29:04,078 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:29:04,079 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 09:29:04,080 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:29:04,080 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:29:04,080 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 09:29:04,081 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer 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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-08 09:29:04,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:29:04,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:29:04,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:29:04,116 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:29:04,116 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:29:04,117 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 09:29:04,155 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/627c8f089/57c71810cbd24c2f802766410baf6eff/FLAG0bd00b2a9 [2018-12-08 09:29:04,562 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:29:04,562 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 09:29:04,569 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/627c8f089/57c71810cbd24c2f802766410baf6eff/FLAG0bd00b2a9 [2018-12-08 09:29:04,577 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/627c8f089/57c71810cbd24c2f802766410baf6eff [2018-12-08 09:29:04,579 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:29:04,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 09:29:04,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:29:04,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:29:04,583 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:29:04,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23455ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04, skipping insertion in model container [2018-12-08 09:29:04,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:29:04,607 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:29:04,764 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:29:04,772 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:29:04,836 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:29:04,866 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:29:04,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04 WrapperNode [2018-12-08 09:29:04,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:29:04,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 09:29:04,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 09:29:04,867 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 09:29:04,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 09:29:04,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:29:04,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:29:04,895 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:29:04,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... [2018-12-08 09:29:04,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:29:04,909 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:29:04,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:29:04,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:29:04,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/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 [2018-12-08 09:29:04,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 09:29:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 09:29:04,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:29:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:29:04,945 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 09:29:05,055 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-08 09:29:05,057 INFO L168 Benchmark]: Toolchain (without parser) took 477.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -99.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:29:05,058 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:29:05,058 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -119.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:05,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:05,059 INFO L168 Benchmark]: Boogie Preprocessor took 14.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:29:05,059 INFO L168 Benchmark]: RCFGBuilder took 147.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:05,061 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 286.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -119.1 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.19 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 147.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 09:29:06,432 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 09:29:06,433 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 09:29:06,439 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 09:29:06,439 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 09:29:06,440 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 09:29:06,440 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 09:29:06,441 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 09:29:06,442 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 09:29:06,442 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 09:29:06,443 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 09:29:06,443 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 09:29:06,443 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 09:29:06,444 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 09:29:06,444 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 09:29:06,444 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 09:29:06,445 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 09:29:06,446 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 09:29:06,447 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 09:29:06,447 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 09:29:06,448 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 09:29:06,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 09:29:06,450 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 09:29:06,450 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 09:29:06,450 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 09:29:06,450 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 09:29:06,451 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 09:29:06,451 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 09:29:06,452 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 09:29:06,452 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 09:29:06,452 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 09:29:06,453 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 09:29:06,453 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 09:29:06,453 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 09:29:06,453 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 09:29:06,454 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 09:29:06,454 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-08 09:29:06,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 09:29:06,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 09:29:06,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 09:29:06,461 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-08 09:29:06,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * Use SBE=true [2018-12-08 09:29:06,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 09:29:06,462 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 09:29:06,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-08 09:29:06,463 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-08 09:29:06,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 09:29:06,464 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 09:29:06,464 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer 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 -> 348689cdb34e1e79912c033f600a6be74fe51b98 [2018-12-08 09:29:06,483 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 09:29:06,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 09:29:06,495 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 09:29:06,496 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 09:29:06,496 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 09:29:06,497 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/../../sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 09:29:06,537 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/5037e1386/975bbbcececb40d8bf918e366a49067b/FLAGa9ee866bd [2018-12-08 09:29:06,972 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 09:29:06,972 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/sv-benchmarks/c/pthread-lit/qw2004_true-unreach-call.i [2018-12-08 09:29:06,979 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/5037e1386/975bbbcececb40d8bf918e366a49067b/FLAGa9ee866bd [2018-12-08 09:29:06,987 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/data/5037e1386/975bbbcececb40d8bf918e366a49067b [2018-12-08 09:29:06,988 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 09:29:06,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 09:29:06,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 09:29:06,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 09:29:06,992 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 09:29:06,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:29:06" (1/1) ... [2018-12-08 09:29:06,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@238ae325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:06, skipping insertion in model container [2018-12-08 09:29:06,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 09:29:06" (1/1) ... [2018-12-08 09:29:06,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 09:29:07,016 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 09:29:07,181 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:29:07,190 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 09:29:07,216 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 09:29:07,252 INFO L195 MainTranslator]: Completed translation [2018-12-08 09:29:07,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07 WrapperNode [2018-12-08 09:29:07,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 09:29:07,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 09:29:07,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 09:29:07,253 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 09:29:07,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 09:29:07,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 09:29:07,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 09:29:07,333 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 09:29:07,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,347 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... [2018-12-08 09:29:07,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 09:29:07,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 09:29:07,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 09:29:07,354 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 09:29:07,355 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 09:29:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f080b075-ca37-4ee3-8339-08736a7b23a6/bin-2019/uautomizer/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 [2018-12-08 09:29:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 09:29:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2018-12-08 09:29:07,390 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2018-12-08 09:29:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-08 09:29:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 09:29:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 09:29:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-08 09:29:07,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 09:29:07,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 09:29:07,391 WARN L198 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-08 09:29:07,504 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:670) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:553) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2018-12-08 09:29:07,507 INFO L168 Benchmark]: Toolchain (without parser) took 517.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -177.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:29:07,508 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 09:29:07,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.87 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 912.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:07,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 912.5 MB in the beginning and 1.1 GB in the end (delta: -222.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:07,509 INFO L168 Benchmark]: Boogie Preprocessor took 20.81 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. [2018-12-08 09:29:07,509 INFO L168 Benchmark]: RCFGBuilder took 152.47 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: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-08 09:29:07,511 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 262.87 ms. Allocated memory is still 1.0 GB. Free memory was 939.3 MB in the beginning and 912.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 912.5 MB in the beginning and 1.1 GB in the end (delta: -222.5 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 152.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1174) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...