./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ed568caba4b883b0886336a3869d78e2ca18840 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:52:08,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:52:08,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:52:08,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:52:08,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:52:08,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:52:08,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:52:08,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:52:08,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:52:08,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:52:08,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:52:08,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:52:08,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:52:08,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:52:08,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:52:08,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:52:08,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:52:08,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:52:08,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:52:08,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:52:08,325 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:52:08,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:52:08,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:52:08,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:52:08,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:52:08,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:52:08,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:52:08,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:52:08,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:52:08,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:52:08,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:52:08,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:52:08,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:52:08,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:52:08,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:52:08,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:52:08,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:52:08,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:52:08,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:52:08,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:52:08,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:52:08,341 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:52:08,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:52:08,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:52:08,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:52:08,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:52:08,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:52:08,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:52:08,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:52:08,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:52:08,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:52:08,368 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:52:08,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:52:08,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:52:08,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:52:08,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:52:08,369 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:52:08,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:52:08,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:52:08,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:52:08,370 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:52:08,370 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:52:08,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:52:08,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:52:08,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:08,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:52:08,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:52:08,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:52:08,372 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:52:08,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:52:08,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:52:08,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-11-26 02:52:08,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:52:08,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:52:08,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:52:08,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:52:08,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:52:08,543 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 02:52:08,603 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/e5f9c8a33/680f72d486a5498fb3fe769752212f2e/FLAG2544fc6bc [2019-11-26 02:52:09,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:52:09,075 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 02:52:09,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/e5f9c8a33/680f72d486a5498fb3fe769752212f2e/FLAG2544fc6bc [2019-11-26 02:52:09,564 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/e5f9c8a33/680f72d486a5498fb3fe769752212f2e [2019-11-26 02:52:09,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:52:09,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:52:09,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:09,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:52:09,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:52:09,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:09" (1/1) ... [2019-11-26 02:52:09,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@142503a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:09, skipping insertion in model container [2019-11-26 02:52:09,576 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:09" (1/1) ... [2019-11-26 02:52:09,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:52:09,642 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:52:10,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:10,135 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:52:10,178 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:10,305 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:52:10,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10 WrapperNode [2019-11-26 02:52:10,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:10,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:10,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:52:10,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:52:10,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:10,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:52:10,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:52:10,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:52:10,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:52:10,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:52:10,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:52:10,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:52:10,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-26 02:52:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-26 02:52:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-26 02:52:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-26 02:52:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:52:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:52:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:52:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:52:10,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-26 02:52:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-26 02:52:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-26 02:52:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-26 02:52:10,474 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-26 02:52:10,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:52:10,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:52:10,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:52:10,476 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:52:10,985 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:52:10,985 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-26 02:52:10,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:10 BoogieIcfgContainer [2019-11-26 02:52:10,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:52:10,987 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:52:10,987 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:52:10,996 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:52:10,996 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:10" (1/1) ... [2019-11-26 02:52:10,997 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-26 02:52:11,001 INFO L168 Benchmark]: Toolchain (without parser) took 1431.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.7 MB in the beginning and 1.0 GB in the end (delta: -101.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:11,002 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:11,003 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:11,003 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:11,004 INFO L168 Benchmark]: Boogie Preprocessor took 45.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:11,004 INFO L168 Benchmark]: RCFGBuilder took 582.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:11,005 INFO L168 Benchmark]: CodeCheck took 12.90 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:11,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 736.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.7 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.37 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 45.39 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 582.36 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: 38.5 MB). Peak memory consumption was 38.5 MB. Max. memory is 11.5 GB. * CodeCheck took 12.90 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 0.1.24-6b5699a [2019-11-26 02:52:12,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:52:12,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:52:12,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:52:12,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:52:12,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:52:12,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:52:12,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:52:12,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:52:12,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:52:12,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:52:12,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:52:12,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:52:12,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:52:12,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:52:12,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:52:12,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:52:12,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:52:12,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:52:12,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:52:12,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:52:12,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:52:12,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:52:12,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:52:12,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:52:12,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:52:12,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:52:12,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:52:12,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:52:12,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:52:12,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:52:12,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:52:12,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:52:12,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:52:12,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:52:12,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:52:12,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:52:12,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:52:12,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:52:12,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:52:12,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:52:12,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-26 02:52:12,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:52:12,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:52:12,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:52:12,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:52:12,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:52:12,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:52:12,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:52:12,937 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:52:12,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:52:12,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:52:12,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:52:12,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:52:12,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:52:12,939 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:52:12,939 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:52:12,939 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:52:12,940 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:52:12,940 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:52:12,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:52:12,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:52:12,941 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:52:12,941 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:52:12,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:52:12,942 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:52:12,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:12,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:52:12,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:52:12,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:52:12,943 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:52:12,943 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:52:12,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:52:12,944 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-26 02:52:12,944 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:52:12,944 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ed568caba4b883b0886336a3869d78e2ca18840 [2019-11-26 02:52:13,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:52:13,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:52:13,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:52:13,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:52:13,215 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:52:13,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/../../sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 02:52:13,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/91c23c6e6/f5373ac64d9a4f7381872247eb345ce0/FLAG0ba863c6e [2019-11-26 02:52:13,746 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:52:13,747 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/sv-benchmarks/c/pthread/stack_longest-1.i [2019-11-26 02:52:13,763 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/91c23c6e6/f5373ac64d9a4f7381872247eb345ce0/FLAG0ba863c6e [2019-11-26 02:52:14,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/data/91c23c6e6/f5373ac64d9a4f7381872247eb345ce0 [2019-11-26 02:52:14,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:52:14,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:52:14,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:14,050 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:52:14,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:52:14,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c26c56a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14, skipping insertion in model container [2019-11-26 02:52:14,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:52:14,121 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:52:14,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:14,640 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:52:14,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:14,828 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:52:14,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14 WrapperNode [2019-11-26 02:52:14,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:14,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:14,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:52:14,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:52:14,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:14,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:52:14,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:52:14,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:52:14,890 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... [2019-11-26 02:52:14,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:52:14,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:52:14,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:52:14,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:52:14,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_16ae40d6-c008-4d68-aecd-292f11073c04/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:52:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2019-11-26 02:52:14,973 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2019-11-26 02:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2019-11-26 02:52:14,974 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2019-11-26 02:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:52:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-26 02:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2019-11-26 02:52:14,975 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2019-11-26 02:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2019-11-26 02:52:14,975 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-11-26 02:52:14,976 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-11-26 02:52:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:52:14,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:52:14,977 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:52:15,483 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:52:15,484 INFO L284 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-26 02:52:15,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:15 BoogieIcfgContainer [2019-11-26 02:52:15,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:52:15,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:52:15,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:52:15,495 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:52:15,496 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:15" (1/1) ... [2019-11-26 02:52:15,496 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-26 02:52:15,501 INFO L168 Benchmark]: Toolchain (without parser) took 1450.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -106.7 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:15,501 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:15,502 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:15,503 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.32 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. [2019-11-26 02:52:15,503 INFO L168 Benchmark]: Boogie Preprocessor took 34.18 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:15,504 INFO L168 Benchmark]: RCFGBuilder took 567.97 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:15,505 INFO L168 Benchmark]: CodeCheck took 13.41 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:15,507 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 778.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.5 MB). Free memory was 955.1 MB in the beginning and 1.1 GB in the end (delta: -149.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.32 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 34.18 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 567.97 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * CodeCheck took 13.41 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...