./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/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 222125c717d992fdf8da41f61f0a35e98727dda6 ............................................................................................................................................................................................................ 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_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/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 222125c717d992fdf8da41f61f0a35e98727dda6 ................................................................................................................................................................................................................. 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-a4ecdab [2020-11-28 04:43:05,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:05,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:05,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:05,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:05,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:05,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:05,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:05,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:05,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:05,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:05,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:05,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:05,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:05,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:05,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:05,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:05,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:05,756 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:05,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:05,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:05,763 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:05,765 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:05,766 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:05,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:05,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:05,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:05,775 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:05,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:05,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:05,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:05,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:05,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:05,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:05,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:05,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:05,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:05,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:05,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:05,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:05,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:05,798 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:43:05,831 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:05,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:05,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:05,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:05,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:05,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:05,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:05,833 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:05,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:05,835 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:05,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:05,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:05,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:05,835 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:05,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:05,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:05,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:05,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:05,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:05,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:05,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:05,837 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:43:05,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:43:05,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:05,838 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_cb628d43-ea0b-4761-a821-c00563f80242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 222125c717d992fdf8da41f61f0a35e98727dda6 [2020-11-28 04:43:06,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:06,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:06,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:06,127 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:06,128 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:06,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/../../sv-benchmarks/c/pthread/stack-2.i [2020-11-28 04:43:06,235 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/e9b54105a/c1132c43403043feb6b289d2fb6c9c2d/FLAGbf4a57d55 [2020-11-28 04:43:06,794 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:06,795 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/sv-benchmarks/c/pthread/stack-2.i [2020-11-28 04:43:06,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/e9b54105a/c1132c43403043feb6b289d2fb6c9c2d/FLAGbf4a57d55 [2020-11-28 04:43:07,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/e9b54105a/c1132c43403043feb6b289d2fb6c9c2d [2020-11-28 04:43:07,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:07,114 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:07,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:07,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:07,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:07,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f3f8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07, skipping insertion in model container [2020-11-28 04:43:07,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:07,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:07,673 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:07,685 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:07,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:07,881 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:07,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07 WrapperNode [2020-11-28 04:43:07,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:07,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:07,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:07,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:07,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:07,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:07,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:07,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:07,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,956 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... [2020-11-28 04:43:07,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:07,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:07,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:07,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:07,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/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 [2020-11-28 04:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:43:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:43:08,062 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:08,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:08,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:43:08,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:43:08,063 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:43:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:43:08,063 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:43:08,063 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:43:08,063 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:43:08,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:43:08,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:08,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:08,066 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:43:08,645 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:08,645 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 04:43:08,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:08 BoogieIcfgContainer [2020-11-28 04:43:08,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:43:08,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:43:08,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:43:08,665 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:43:08,665 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:08" (1/1) ... [2020-11-28 04:43:08,666 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) [2020-11-28 04:43:08,670 INFO L168 Benchmark]: Toolchain (without parser) took 1555.15 ms. Allocated memory is still 121.6 MB. Free memory was 86.5 MB in the beginning and 72.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,672 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:08,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 764.11 ms. Allocated memory is still 121.6 MB. Free memory was 86.3 MB in the beginning and 50.2 MB in the end (delta: 36.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,676 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.37 ms. Allocated memory is still 121.6 MB. Free memory was 50.2 MB in the beginning and 47.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,676 INFO L168 Benchmark]: Boogie Preprocessor took 33.65 ms. Allocated memory is still 121.6 MB. Free memory was 47.3 MB in the beginning and 46.0 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:08,677 INFO L168 Benchmark]: RCFGBuilder took 678.13 ms. Allocated memory is still 121.6 MB. Free memory was 45.9 MB in the beginning and 73.5 MB in the end (delta: -27.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,678 INFO L168 Benchmark]: CodeCheck took 18.92 ms. Allocated memory is still 121.6 MB. Free memory was 73.5 MB in the beginning and 72.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,689 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 0.25 ms. Allocated memory is still 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 764.11 ms. Allocated memory is still 121.6 MB. Free memory was 86.3 MB in the beginning and 50.2 MB in the end (delta: 36.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.37 ms. Allocated memory is still 121.6 MB. Free memory was 50.2 MB in the beginning and 47.3 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.65 ms. Allocated memory is still 121.6 MB. Free memory was 47.3 MB in the beginning and 46.0 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 678.13 ms. Allocated memory is still 121.6 MB. Free memory was 45.9 MB in the beginning and 73.5 MB in the end (delta: -27.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 18.92 ms. Allocated memory is still 121.6 MB. Free memory was 73.5 MB in the beginning and 72.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. 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-a4ecdab [2020-11-28 04:43:11,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:43:11,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:43:11,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:43:11,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:43:11,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:43:11,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:43:11,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:43:11,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:43:11,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:43:11,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:43:11,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:43:11,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:43:11,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:43:11,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:43:11,300 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:43:11,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:43:11,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:43:11,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:43:11,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:43:11,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:43:11,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:43:11,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:43:11,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:43:11,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:43:11,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:43:11,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:43:11,341 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:43:11,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:43:11,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:43:11,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:43:11,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:43:11,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:43:11,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:43:11,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:43:11,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:43:11,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:43:11,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:43:11,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:43:11,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:43:11,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:43:11,354 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:43:11,403 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:43:11,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:43:11,405 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:43:11,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:43:11,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:43:11,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:43:11,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:43:11,408 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:43:11,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:43:11,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:43:11,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:43:11,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:43:11,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:43:11,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:43:11,411 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:43:11,411 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:43:11,411 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:43:11,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:43:11,412 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:43:11,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:43:11,412 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:43:11,412 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:43:11,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:43:11,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:43:11,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:43:11,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:43:11,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:43:11,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:43:11,414 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:43:11,415 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:43:11,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:43:11,415 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:43:11,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:43:11,416 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_cb628d43-ea0b-4761-a821-c00563f80242/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 222125c717d992fdf8da41f61f0a35e98727dda6 [2020-11-28 04:43:11,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:43:11,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:43:11,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:43:11,904 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:43:11,905 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:43:11,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/../../sv-benchmarks/c/pthread/stack-2.i [2020-11-28 04:43:11,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/dee03d21e/ff9cec35191c4b35a8b6c90ace793775/FLAG8350e9ade [2020-11-28 04:43:12,675 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:43:12,675 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/sv-benchmarks/c/pthread/stack-2.i [2020-11-28 04:43:12,695 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/dee03d21e/ff9cec35191c4b35a8b6c90ace793775/FLAG8350e9ade [2020-11-28 04:43:12,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/bin/ukojak/data/dee03d21e/ff9cec35191c4b35a8b6c90ace793775 [2020-11-28 04:43:12,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:43:12,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:43:12,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:12,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:43:12,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:43:12,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:12" (1/1) ... [2020-11-28 04:43:12,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7506a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:12, skipping insertion in model container [2020-11-28 04:43:12,927 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:12" (1/1) ... [2020-11-28 04:43:12,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:43:13,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:43:13,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:13,748 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:43:13,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:43:14,064 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:43:14,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14 WrapperNode [2020-11-28 04:43:14,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:43:14,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:14,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:43:14,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:43:14,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:43:14,170 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:43:14,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:43:14,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:43:14,181 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... [2020-11-28 04:43:14,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:43:14,237 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:43:14,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:43:14,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:43:14,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cb628d43-ea0b-4761-a821-c00563f80242/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 [2020-11-28 04:43:14,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:43:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:43:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:43:14,307 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:43:14,307 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:43:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:43:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:43:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:43:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:43:14,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:43:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2020-11-28 04:43:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2020-11-28 04:43:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:43:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-11-28 04:43:14,309 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-11-28 04:43:14,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:43:14,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:43:14,311 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:43:15,045 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:43:15,045 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-11-28 04:43:15,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:15 BoogieIcfgContainer [2020-11-28 04:43:15,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:43:15,051 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:43:15,051 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:43:15,062 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:43:15,063 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:15" (1/1) ... [2020-11-28 04:43:15,063 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) [2020-11-28 04:43:15,071 INFO L168 Benchmark]: Toolchain (without parser) took 2155.24 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.3 MB in the beginning and 24.4 MB in the end (delta: 827.3 kB). Peak memory consumption was 12.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,072 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:15,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1147.72 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.0 MB in the beginning and 28.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,075 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.29 ms. Allocated memory is still 62.9 MB. Free memory was 28.7 MB in the beginning and 26.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,076 INFO L168 Benchmark]: Boogie Preprocessor took 66.62 ms. Allocated memory is still 62.9 MB. Free memory was 26.2 MB in the beginning and 41.1 MB in the end (delta: -14.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,076 INFO L168 Benchmark]: RCFGBuilder took 813.11 ms. Allocated memory is still 62.9 MB. Free memory was 41.1 MB in the beginning and 25.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,077 INFO L168 Benchmark]: CodeCheck took 16.57 ms. Allocated memory is still 62.9 MB. Free memory was 25.4 MB in the beginning and 24.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:15,087 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 0.19 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.2 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1147.72 ms. Allocated memory was 50.3 MB in the beginning and 62.9 MB in the end (delta: 12.6 MB). Free memory was 25.0 MB in the beginning and 28.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.29 ms. Allocated memory is still 62.9 MB. Free memory was 28.7 MB in the beginning and 26.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.62 ms. Allocated memory is still 62.9 MB. Free memory was 26.2 MB in the beginning and 41.1 MB in the end (delta: -14.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 813.11 ms. Allocated memory is still 62.9 MB. Free memory was 41.1 MB in the beginning and 25.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * CodeCheck took 16.57 ms. Allocated memory is still 62.9 MB. Free memory was 25.4 MB in the beginning and 24.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...