./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc68713c40d650bee09b746cf74d738868ba508a ............................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fc68713c40d650bee09b746cf74d738868ba508a ................................................................................................................................................................................................................. 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 0.2.0-69874e2 [2020-12-01 18:26:24,632 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:26:24,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:26:24,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:26:24,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:26:24,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:26:24,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:26:24,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:26:24,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:26:24,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:26:24,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:26:24,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:26:24,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:26:24,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:26:24,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:26:24,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:26:24,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:26:24,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:26:24,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:26:24,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:26:24,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:26:24,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:26:24,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:26:24,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:26:24,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:26:24,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:26:24,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:26:24,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:26:24,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:26:24,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:26:24,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:26:24,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:26:24,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:26:24,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:26:24,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:26:24,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:26:24,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:26:24,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:26:24,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:26:24,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:26:24,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:26:24,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:26:24,897 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:26:24,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:26:24,899 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:26:24,900 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:26:24,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:26:24,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:26:24,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:26:24,902 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:26:24,902 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:26:24,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:26:24,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:26:24,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:26:24,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:26:24,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:26:24,906 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:26:24,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:26:24,906 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:26:24,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:26:24,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:26:24,907 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:26:24,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:26:24,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:26:24,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:26:24,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:26:24,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:26:24,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:26:24,909 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:26:24,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:26:24,910 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:26:24,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc68713c40d650bee09b746cf74d738868ba508a [2020-12-01 18:26:25,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:26:25,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:26:25,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:26:25,383 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:26:25,385 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:26:25,386 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-2.i [2020-12-01 18:26:25,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/8153a21d4/31415f4b8a1846c69f989db960cc8deb/FLAG4d6f29b4f [2020-12-01 18:26:26,378 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:26:26,379 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/sv-benchmarks/c/pthread/stack_longest-2.i [2020-12-01 18:26:26,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/8153a21d4/31415f4b8a1846c69f989db960cc8deb/FLAG4d6f29b4f [2020-12-01 18:26:26,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/8153a21d4/31415f4b8a1846c69f989db960cc8deb [2020-12-01 18:26:26,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:26:26,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:26:26,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:26:26,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:26:26,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:26:26,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:26:26" (1/1) ... [2020-12-01 18:26:26,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f10c39c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:26, skipping insertion in model container [2020-12-01 18:26:26,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:26:26" (1/1) ... [2020-12-01 18:26:26,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:26:26,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:26:27,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:26:27,228 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:26:27,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:26:27,535 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:26:27,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27 WrapperNode [2020-12-01 18:26:27,536 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:26:27,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:26:27,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:26:27,538 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:26:27,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:26:27,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:26:27,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:26:27,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:26:27,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... [2020-12-01 18:26:27,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:26:27,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:26:27,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:26:27,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:26:27,782 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/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 [2020-12-01 18:26:27,878 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 18:26:27,879 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 18:26:27,880 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 18:26:27,881 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 18:26:27,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:26:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:26:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:26:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:26:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-12-01 18:26:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-12-01 18:26:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 18:26:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-12-01 18:26:27,884 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-12-01 18:26:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:26:27,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:26:27,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:26:27,886 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:26:28,505 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:26:28,506 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-01 18:26:28,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:26:28 BoogieIcfgContainer [2020-12-01 18:26:28,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:26:28,509 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:26:28,510 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:26:28,527 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:26:28,527 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:26:28" (1/1) ... [2020-12-01 18:26:28,529 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:26:28,536 INFO L168 Benchmark]: Toolchain (without parser) took 1980.81 ms. Allocated memory was 113.2 MB in the beginning and 138.4 MB in the end (delta: 25.2 MB). Free memory was 78.5 MB in the beginning and 82.0 MB in the end (delta: -3.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:28,537 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 77.6 MB. Free memory was 38.0 MB in the beginning and 37.9 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:28,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 979.85 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 40.2 MB in the end (delta: 38.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:28,540 INFO L168 Benchmark]: Boogie Procedure Inliner took 128.89 ms. Allocated memory is still 113.2 MB. Free memory was 40.2 MB in the beginning and 88.3 MB in the end (delta: -48.1 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:28,541 INFO L168 Benchmark]: Boogie Preprocessor took 82.18 ms. Allocated memory is still 113.2 MB. Free memory was 88.3 MB in the beginning and 86.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:28,542 INFO L168 Benchmark]: RCFGBuilder took 728.92 ms. Allocated memory is still 138.4 MB. Free memory was 114.5 MB in the beginning and 83.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:28,543 INFO L168 Benchmark]: CodeCheck took 23.42 ms. Allocated memory is still 138.4 MB. Free memory was 83.1 MB in the beginning and 82.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:28,549 INFO L339 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 0.34 ms. Allocated memory is still 77.6 MB. Free memory was 38.0 MB in the beginning and 37.9 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 979.85 ms. Allocated memory is still 113.2 MB. Free memory was 78.3 MB in the beginning and 40.2 MB in the end (delta: 38.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 128.89 ms. Allocated memory is still 113.2 MB. Free memory was 40.2 MB in the beginning and 88.3 MB in the end (delta: -48.1 MB). Peak memory consumption was 8.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.18 ms. Allocated memory is still 113.2 MB. Free memory was 88.3 MB in the beginning and 86.6 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 728.92 ms. Allocated memory is still 138.4 MB. Free memory was 114.5 MB in the beginning and 83.1 MB in the end (delta: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * CodeCheck took 23.42 ms. Allocated memory is still 138.4 MB. Free memory was 83.1 MB in the beginning and 82.0 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:26:31,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:26:31,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:26:31,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:26:31,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:26:32,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:26:32,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:26:32,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:26:32,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:26:32,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:26:32,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:26:32,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:26:32,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:26:32,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:26:32,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:26:32,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:26:32,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:26:32,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:26:32,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:26:32,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:26:32,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:26:32,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:26:32,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:26:32,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:26:32,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:26:32,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:26:32,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:26:32,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:26:32,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:26:32,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:26:32,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:26:32,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:26:32,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:26:32,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:26:32,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:26:32,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:26:32,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:26:32,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:26:32,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:26:32,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:26:32,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:26:32,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:26:32,133 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:26:32,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:26:32,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:26:32,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:26:32,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:26:32,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:26:32,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:26:32,139 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:26:32,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:26:32,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:26:32,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:26:32,141 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:26:32,142 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:26:32,142 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:26:32,142 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:26:32,142 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:26:32,143 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:26:32,143 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:26:32,143 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:26:32,143 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:26:32,144 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:26:32,144 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:26:32,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:26:32,144 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:26:32,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:26:32,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:26:32,145 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:26:32,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:26:32,146 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:26:32,146 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:26:32,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:26:32,146 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:26:32,147 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:26:32,147 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc68713c40d650bee09b746cf74d738868ba508a [2020-12-01 18:26:32,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:26:32,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:26:32,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:26:32,738 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:26:32,739 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:26:32,741 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-2.i [2020-12-01 18:26:32,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/a496da43e/f3a2bb6a35e74f77b5f0e74e79f6b558/FLAG10f6b4916 [2020-12-01 18:26:33,612 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:26:33,613 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/sv-benchmarks/c/pthread/stack_longest-2.i [2020-12-01 18:26:33,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/a496da43e/f3a2bb6a35e74f77b5f0e74e79f6b558/FLAG10f6b4916 [2020-12-01 18:26:33,898 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/bin/ukojak/data/a496da43e/f3a2bb6a35e74f77b5f0e74e79f6b558 [2020-12-01 18:26:33,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:26:33,903 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:26:33,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:26:33,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:26:33,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:26:33,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:26:33" (1/1) ... [2020-12-01 18:26:33,928 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a051004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:33, skipping insertion in model container [2020-12-01 18:26:33,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:26:33" (1/1) ... [2020-12-01 18:26:33,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:26:34,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:26:34,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:26:34,879 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:26:34,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:26:35,222 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:26:35,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35 WrapperNode [2020-12-01 18:26:35,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:26:35,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:26:35,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:26:35,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:26:35,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:26:35,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:26:35,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:26:35,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:26:35,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... [2020-12-01 18:26:35,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:26:35,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:26:35,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:26:35,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:26:35,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:26:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d39b2835-ecfe-486e-93a6-26e372f064c0/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 [2020-12-01 18:26:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:26:35,548 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 18:26:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 18:26:35,550 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 18:26:35,550 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 18:26:35,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:26:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:26:35,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:26:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:26:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:26:35,553 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-12-01 18:26:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-12-01 18:26:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 18:26:35,554 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-12-01 18:26:35,554 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-12-01 18:26:35,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:26:35,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:26:35,558 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:26:36,334 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:26:36,334 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-12-01 18:26:36,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:26:36 BoogieIcfgContainer [2020-12-01 18:26:36,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:26:36,339 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:26:36,339 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:26:36,354 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:26:36,354 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:26:36" (1/1) ... [2020-12-01 18:26:36,355 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:26:36,365 INFO L168 Benchmark]: Toolchain (without parser) took 2459.16 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.9 MB in the beginning and 41.0 MB in the end (delta: -7.2 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:36,367 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.1 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:36,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.73 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.7 MB in the beginning and 57.1 MB in the end (delta: -23.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:36,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.23 ms. Allocated memory is still 81.8 MB. Free memory was 57.1 MB in the beginning and 54.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:36,371 INFO L168 Benchmark]: Boogie Preprocessor took 97.71 ms. Allocated memory is still 81.8 MB. Free memory was 54.3 MB in the beginning and 52.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:36,372 INFO L168 Benchmark]: RCFGBuilder took 879.05 ms. Allocated memory is still 81.8 MB. Free memory was 52.2 MB in the beginning and 41.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:26:36,374 INFO L168 Benchmark]: CodeCheck took 22.35 ms. Allocated memory is still 81.8 MB. Free memory was 41.9 MB in the beginning and 41.0 MB in the end (delta: 856.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:26:36,387 INFO L339 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 0.39 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.1 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1320.73 ms. Allocated memory was 56.6 MB in the beginning and 81.8 MB in the end (delta: 25.2 MB). Free memory was 33.7 MB in the beginning and 57.1 MB in the end (delta: -23.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 130.23 ms. Allocated memory is still 81.8 MB. Free memory was 57.1 MB in the beginning and 54.3 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.71 ms. Allocated memory is still 81.8 MB. Free memory was 54.3 MB in the beginning and 52.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 879.05 ms. Allocated memory is still 81.8 MB. Free memory was 52.2 MB in the beginning and 41.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * CodeCheck took 22.35 ms. Allocated memory is still 81.8 MB. Free memory was 41.9 MB in the beginning and 41.0 MB in the end (delta: 856.6 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...