./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 00:15:20,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:15:20,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:15:20,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:15:20,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:15:20,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:15:20,599 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:15:20,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:15:20,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:15:20,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:15:20,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:15:20,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:15:20,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:15:20,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:15:20,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:15:20,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:15:20,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:15:20,607 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:15:20,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:15:20,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:15:20,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:15:20,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:15:20,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:15:20,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:15:20,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:15:20,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:15:20,615 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:15:20,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:15:20,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:15:20,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:15:20,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:15:20,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:15:20,618 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:15:20,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:15:20,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:15:20,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:15:20,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:15:20,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:15:20,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:15:20,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:15:20,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:15:20,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 00:15:20,630 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:15:20,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:15:20,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:15:20,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:15:20,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:15:20,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:15:20,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:15:20,632 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:15:20,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 00:15:20,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:15:20,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:15:20,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:15:20,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:15:20,634 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:15:20,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:15:20,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:15:20,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:15:20,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:15:20,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:15:20,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:15:20,635 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 00:15:20,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 00:15:20,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:15:20,635 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak 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 -> Kojak 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 -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-12-02 00:15:20,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:15:20,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:15:20,747 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:15:20,748 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:15:20,748 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:15:20,749 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-1.i [2019-12-02 00:15:20,789 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/1c99e6ae8/1d2bbf6a094f4d59998fdf6bfc38f48f/FLAG0ed2274d7 [2019-12-02 00:15:21,241 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:15:21,242 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/sv-benchmarks/c/pthread/stack_longest-1.i [2019-12-02 00:15:21,253 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/1c99e6ae8/1d2bbf6a094f4d59998fdf6bfc38f48f/FLAG0ed2274d7 [2019-12-02 00:15:21,262 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/1c99e6ae8/1d2bbf6a094f4d59998fdf6bfc38f48f [2019-12-02 00:15:21,264 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:15:21,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:15:21,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:15:21,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:15:21,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:15:21,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61040381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21, skipping insertion in model container [2019-12-02 00:15:21,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:15:21,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:15:21,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:15:21,596 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:15:21,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:15:21,731 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:15:21,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21 WrapperNode [2019-12-02 00:15:21,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:15:21,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:15:21,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:15:21,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:15:21,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:15:21,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:15:21,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:15:21,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:15:21,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... [2019-12-02 00:15:21,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:15:21,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:15:21,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:15:21,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:15:21,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-02 00:15:21,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-02 00:15:21,836 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-02 00:15:21,836 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-12-02 00:15:21,837 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-12-02 00:15:21,837 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-02 00:15:21,837 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-12-02 00:15:21,837 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-12-02 00:15:21,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 00:15:21,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:15:21,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:15:21,838 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 00:15:22,086 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:15:22,086 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-02 00:15:22,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:15:22 BoogieIcfgContainer [2019-12-02 00:15:22,088 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:15:22,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:15:22,088 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:15:22,095 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:15:22,095 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:15:22" (1/1) ... [2019-12-02 00:15:22,096 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2019-12-02 00:15:22,099 INFO L168 Benchmark]: Toolchain (without parser) took 833.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 937.1 MB in the beginning and 992.4 MB in the end (delta: -55.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:22,099 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:22,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 466.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -95.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:22,100 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:22,100 INFO L168 Benchmark]: Boogie Preprocessor took 22.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:22,101 INFO L168 Benchmark]: RCFGBuilder took 294.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.4 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:22,101 INFO L168 Benchmark]: CodeCheck took 9.29 ms. Allocated memory is still 1.1 GB. Free memory is still 992.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:22,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 466.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 91.8 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -95.5 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.90 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 294.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 992.4 MB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * CodeCheck took 9.29 ms. Allocated memory is still 1.1 GB. Free memory is still 992.4 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-02 00:15:23,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 00:15:23,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 00:15:23,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 00:15:23,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 00:15:23,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 00:15:23,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 00:15:23,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 00:15:23,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 00:15:23,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 00:15:23,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 00:15:23,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 00:15:23,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 00:15:23,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 00:15:23,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 00:15:23,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 00:15:23,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 00:15:23,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 00:15:23,562 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 00:15:23,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 00:15:23,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 00:15:23,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 00:15:23,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 00:15:23,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 00:15:23,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 00:15:23,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 00:15:23,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 00:15:23,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 00:15:23,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 00:15:23,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 00:15:23,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 00:15:23,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 00:15:23,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 00:15:23,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 00:15:23,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 00:15:23,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 00:15:23,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 00:15:23,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 00:15:23,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 00:15:23,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 00:15:23,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 00:15:23,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-02 00:15:23,586 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 00:15:23,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 00:15:23,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 00:15:23,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 00:15:23,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 00:15:23,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 00:15:23,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 00:15:23,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 00:15:23,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 00:15:23,590 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 00:15:23,590 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 00:15:23,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 00:15:23,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 00:15:23,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 00:15:23,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 00:15:23,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-02 00:15:23,591 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak 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 -> Kojak 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 -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-12-02 00:15:23,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 00:15:23,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 00:15:23,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 00:15:23,777 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 00:15:23,777 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 00:15:23,778 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-1.i [2019-12-02 00:15:23,823 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/53117834a/5feb600593b14ef59ccf14e781b0f357/FLAGbe02c16e2 [2019-12-02 00:15:24,269 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 00:15:24,270 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/sv-benchmarks/c/pthread/stack_longest-1.i [2019-12-02 00:15:24,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/53117834a/5feb600593b14ef59ccf14e781b0f357/FLAGbe02c16e2 [2019-12-02 00:15:24,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/data/53117834a/5feb600593b14ef59ccf14e781b0f357 [2019-12-02 00:15:24,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 00:15:24,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 00:15:24,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 00:15:24,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 00:15:24,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 00:15:24,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:15:24" (1/1) ... [2019-12-02 00:15:24,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656ee44f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:24, skipping insertion in model container [2019-12-02 00:15:24,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:15:24" (1/1) ... [2019-12-02 00:15:24,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 00:15:24,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 00:15:24,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:15:24,965 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 00:15:25,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 00:15:25,089 INFO L208 MainTranslator]: Completed translation [2019-12-02 00:15:25,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25 WrapperNode [2019-12-02 00:15:25,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 00:15:25,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 00:15:25,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 00:15:25,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 00:15:25,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 00:15:25,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 00:15:25,130 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 00:15:25,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 00:15:25,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,139 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,139 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 00:15:25,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 00:15:25,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 00:15:25,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 00:15:25,155 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:15:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dd5202b9-7d6d-4535-b9fb-f31eb21ef3a3/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-02 00:15:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-02 00:15:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-12-02 00:15:25,199 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-12-02 00:15:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-12-02 00:15:25,199 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-12-02 00:15:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 00:15:25,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-12-02 00:15:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-12-02 00:15:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-12-02 00:15:25,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 00:15:25,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 00:15:25,201 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-02 00:15:25,487 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 00:15:25,487 INFO L287 CfgBuilder]: Removed 14 assume(true) statements. [2019-12-02 00:15:25,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:15:25 BoogieIcfgContainer [2019-12-02 00:15:25,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 00:15:25,489 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 00:15:25,489 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 00:15:25,496 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 00:15:25,496 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:15:25" (1/1) ... [2019-12-02 00:15:25,496 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-02 00:15:25,500 INFO L168 Benchmark]: Toolchain (without parser) took 874.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -60.5 MB). Peak memory consumption was 52.2 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:25,500 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:25,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 462.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -100.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:25,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:25,502 INFO L168 Benchmark]: Boogie Preprocessor took 24.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:25,502 INFO L168 Benchmark]: RCFGBuilder took 333.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2019-12-02 00:15:25,503 INFO L168 Benchmark]: CodeCheck took 9.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 00:15:25,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 462.50 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.7 MB). Free memory was 947.0 MB in the beginning and 1.0 GB in the end (delta: -100.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.35 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 333.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. * CodeCheck took 9.47 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...