./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a45f8334b1b3999c3eda6569d09120923539f302 .................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a45f8334b1b3999c3eda6569d09120923539f302 ............................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 04:06:44,785 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:06:44,786 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:06:44,792 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:06:44,792 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:06:44,792 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:06:44,793 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:06:44,794 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:06:44,795 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:06:44,795 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:06:44,796 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:06:44,796 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:06:44,796 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:06:44,797 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:06:44,797 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:06:44,798 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:06:44,798 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:06:44,799 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:06:44,800 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:06:44,801 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:06:44,801 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:06:44,802 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:06:44,803 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:06:44,803 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:06:44,803 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:06:44,804 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:06:44,804 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:06:44,804 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:06:44,805 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:06:44,805 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:06:44,806 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:06:44,806 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:06:44,806 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:06:44,806 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:06:44,807 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:06:44,807 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:06:44,807 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 04:06:44,814 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:06:44,814 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:06:44,815 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:06:44,815 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 04:06:44,815 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:06:44,815 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:06:44,815 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:06:44,815 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:06:44,815 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:06:44,816 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:06:44,816 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:06:44,816 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:06:44,817 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 04:06:44,817 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45f8334b1b3999c3eda6569d09120923539f302 [2018-12-09 04:06:44,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:06:44,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:06:44,842 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:06:44,843 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:06:44,843 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:06:44,844 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/../../sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-12-09 04:06:44,878 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/345d3a7f9/2984a38a68f141848ccfd15b122c67e1/FLAG3c7f45d02 [2018-12-09 04:06:45,256 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:06:45,257 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-12-09 04:06:45,265 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/345d3a7f9/2984a38a68f141848ccfd15b122c67e1/FLAG3c7f45d02 [2018-12-09 04:06:45,610 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/345d3a7f9/2984a38a68f141848ccfd15b122c67e1 [2018-12-09 04:06:45,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:06:45,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:06:45,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:06:45,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:06:45,619 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:06:45,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:45,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188b99af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45, skipping insertion in model container [2018-12-09 04:06:45,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:45,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:06:45,649 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:06:45,869 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:06:45,916 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:06:45,942 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:06:45,998 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:06:45,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45 WrapperNode [2018-12-09 04:06:45,998 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:06:45,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:06:45,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:06:45,999 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:06:46,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:06:46,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:06:46,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:06:46,030 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:06:46,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... [2018-12-09 04:06:46,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:06:46,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:06:46,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:06:46,048 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:06:46,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/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 [2018-12-09 04:06:46,081 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-09 04:06:46,081 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-09 04:06:46,081 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-09 04:06:46,081 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-09 04:06:46,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 04:06:46,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-12-09 04:06:46,082 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-12-09 04:06:46,082 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 04:06:46,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:06:46,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:06:46,084 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 04:06:46,329 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:06:46,329 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 04:06:46,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:46 BoogieIcfgContainer [2018-12-09 04:06:46,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:06:46,330 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:06:46,330 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:06:46,337 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:06:46,337 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:46" (1/1) ... [2018-12-09 04:06:46,338 FATAL L292 ToolchainWalker]: 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:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 04:06:46,340 INFO L168 Benchmark]: Toolchain (without parser) took 726.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.0 GB in the end (delta: -86.2 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:46,341 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:46,341 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:46,341 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:46,342 INFO L168 Benchmark]: Boogie Preprocessor took 17.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:46,342 INFO L168 Benchmark]: RCFGBuilder took 282.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:46,342 INFO L168 Benchmark]: CodeCheck took 9.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:46,344 INFO L336 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:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -126.8 MB). Peak memory consumption was 31.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 282.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 11.5 GB. * CodeCheck took 9.30 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 04:06:47,645 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 04:06:47,646 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 04:06:47,655 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 04:06:47,655 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 04:06:47,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 04:06:47,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 04:06:47,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 04:06:47,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 04:06:47,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 04:06:47,660 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 04:06:47,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 04:06:47,661 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 04:06:47,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 04:06:47,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 04:06:47,663 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 04:06:47,664 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 04:06:47,665 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 04:06:47,666 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 04:06:47,668 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 04:06:47,668 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 04:06:47,669 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 04:06:47,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 04:06:47,671 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 04:06:47,671 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 04:06:47,671 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 04:06:47,672 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 04:06:47,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 04:06:47,673 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 04:06:47,674 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 04:06:47,674 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 04:06:47,675 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 04:06:47,675 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 04:06:47,675 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 04:06:47,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 04:06:47,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 04:06:47,676 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 04:06:47,683 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 04:06:47,684 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 04:06:47,684 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 04:06:47,684 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 04:06:47,685 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 04:06:47,685 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 04:06:47,685 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 04:06:47,686 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 04:06:47,686 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 04:06:47,686 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 04:06:47,686 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 04:06:47,687 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 04:06:47,687 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 04:06:47,687 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 04:06:47,687 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 04:06:47,687 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45f8334b1b3999c3eda6569d09120923539f302 [2018-12-09 04:06:47,705 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 04:06:47,714 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 04:06:47,717 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 04:06:47,718 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 04:06:47,718 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 04:06:47,719 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/../../sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-12-09 04:06:47,759 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/51f252f00/3581043a650749bcaa93d2839019878d/FLAGefc6945ae [2018-12-09 04:06:48,123 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 04:06:48,123 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/sv-benchmarks/c/pthread/stack_false-unreach-call.i [2018-12-09 04:06:48,131 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/51f252f00/3581043a650749bcaa93d2839019878d/FLAGefc6945ae [2018-12-09 04:06:48,500 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/ukojak/data/51f252f00/3581043a650749bcaa93d2839019878d [2018-12-09 04:06:48,502 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 04:06:48,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 04:06:48,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 04:06:48,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 04:06:48,505 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 04:06:48,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56992236 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48, skipping insertion in model container [2018-12-09 04:06:48,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 04:06:48,534 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 04:06:48,754 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:06:48,766 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 04:06:48,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 04:06:48,882 INFO L195 MainTranslator]: Completed translation [2018-12-09 04:06:48,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48 WrapperNode [2018-12-09 04:06:48,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 04:06:48,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 04:06:48,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 04:06:48,883 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 04:06:48,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,898 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 04:06:48,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 04:06:48,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 04:06:48,913 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 04:06:48,919 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,921 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... [2018-12-09 04:06:48,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 04:06:48,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 04:06:48,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 04:06:48,933 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 04:06:48,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e2162331-c1a5-4c80-8a5e-f4fa18980bb3/bin-2019/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 [2018-12-09 04:06:48,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 04:06:48,967 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2018-12-09 04:06:48,967 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2018-12-09 04:06:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2018-12-09 04:06:48,968 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2018-12-09 04:06:48,968 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2018-12-09 04:06:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure error [2018-12-09 04:06:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2018-12-09 04:06:48,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 04:06:48,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 04:06:48,970 WARN L198 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2018-12-09 04:06:49,223 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 04:06:49,224 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 04:06:49,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:49 BoogieIcfgContainer [2018-12-09 04:06:49,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 04:06:49,224 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 04:06:49,224 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 04:06:49,231 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 04:06:49,231 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:49" (1/1) ... [2018-12-09 04:06:49,232 FATAL L292 ToolchainWalker]: 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:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:367) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 04:06:49,234 INFO L168 Benchmark]: Toolchain (without parser) took 731.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.0 MB in the beginning and 1.0 GB in the end (delta: -100.8 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:49,235 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:49,235 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:49,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:49,236 INFO L168 Benchmark]: Boogie Preprocessor took 20.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:49,236 INFO L168 Benchmark]: RCFGBuilder took 290.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. [2018-12-09 04:06:49,236 INFO L168 Benchmark]: CodeCheck took 8.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 04:06:49,238 INFO L336 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:177) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 379.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -144.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.77 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 290.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 37.3 MB). Peak memory consumption was 37.3 MB. Max. memory is 11.5 GB. * CodeCheck took 8.97 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...