./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a810c093639465b44d2015d01706d2b000c36ef ...................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a810c093639465b44d2015d01706d2b000c36ef ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:08:40,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:08:40,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:08:40,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:08:40,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:08:40,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:08:40,460 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:08:40,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:08:40,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:08:40,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:08:40,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:08:40,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:08:40,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:08:40,470 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:08:40,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:08:40,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:08:40,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:08:40,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:08:40,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:08:40,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:08:40,482 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:08:40,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:08:40,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:08:40,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:08:40,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:08:40,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:08:40,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:08:40,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:08:40,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:08:40,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:08:40,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:08:40,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:08:40,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:08:40,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:08:40,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:08:40,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:08:40,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:08:40,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:08:40,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:08:40,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:08:40,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:08:40,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 17:08:40,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:08:40,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:08:40,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:08:40,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:08:40,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:08:40,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:08:40,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:08:40,530 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:08:40,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:08:40,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:08:40,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:08:40,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:08:40,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:08:40,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:08:40,532 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:08:40,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:08:40,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:08:40,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:08:40,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:08:40,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:08:40,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:08:40,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:08:40,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:08:40,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:08:40,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:08:40,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:08:40,535 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:08:40,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:08:40,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:08:40,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a810c093639465b44d2015d01706d2b000c36ef [2020-12-01 17:08:40,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:08:40,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:08:40,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:08:40,826 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:08:40,827 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:08:40,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-12-01 17:08:40,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/f1a1731cc/2670953fa3e54d5c91e00f3a1ac8c963/FLAG35183d54a [2020-12-01 17:08:41,858 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:08:41,859 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-12-01 17:08:41,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/f1a1731cc/2670953fa3e54d5c91e00f3a1ac8c963/FLAG35183d54a [2020-12-01 17:08:42,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/f1a1731cc/2670953fa3e54d5c91e00f3a1ac8c963 [2020-12-01 17:08:42,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:08:42,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:08:42,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:42,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:08:42,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:08:42,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:42" (1/1) ... [2020-12-01 17:08:42,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d24f1c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:42, skipping insertion in model container [2020-12-01 17:08:42,461 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:42" (1/1) ... [2020-12-01 17:08:42,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:08:42,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:08:43,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:43,469 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:08:43,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:44,062 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:08:44,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44 WrapperNode [2020-12-01 17:08:44,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:44,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:44,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:08:44,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:08:44,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:44,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:08:44,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:08:44,197 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:08:44,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... [2020-12-01 17:08:44,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:08:44,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:08:44,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:08:44,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:08:44,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:08:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-12-01 17:08:44,348 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-12-01 17:08:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:08:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:08:44,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:08:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 17:08:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 17:08:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:08:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-12-01 17:08:44,349 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-12-01 17:08:44,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:08:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:08:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:08:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:08:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-12-01 17:08:44,350 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-12-01 17:08:44,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:08:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:08:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-12-01 17:08:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-12-01 17:08:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 17:08:44,351 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-12-01 17:08:44,351 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-12-01 17:08:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:08:44,352 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-12-01 17:08:44,352 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-12-01 17:08:44,354 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:08:45,870 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:08:45,871 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-12-01 17:08:45,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:08:45 BoogieIcfgContainer [2020-12-01 17:08:45,873 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:08:45,874 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:08:45,875 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:08:45,885 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:08:45,886 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:08:45" (1/1) ... [2020-12-01 17:08:45,886 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:08:45,891 INFO L168 Benchmark]: Toolchain (without parser) took 3444.28 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 79.3 MB in the beginning and 100.0 MB in the end (delta: -20.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,892 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 31.5 MB in the beginning and 31.4 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:08:45,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1613.13 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 79.3 MB in the beginning and 130.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,894 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.41 ms. Allocated memory is still 159.4 MB. Free memory was 130.3 MB in the beginning and 126.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,894 INFO L168 Benchmark]: Boogie Preprocessor took 66.35 ms. Allocated memory is still 159.4 MB. Free memory was 126.1 MB in the beginning and 121.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,895 INFO L168 Benchmark]: RCFGBuilder took 1610.02 ms. Allocated memory is still 159.4 MB. Free memory was 121.9 MB in the beginning and 101.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 75.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,896 INFO L168 Benchmark]: CodeCheck took 14.49 ms. Allocated memory is still 159.4 MB. Free memory was 101.1 MB in the beginning and 100.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:45,899 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 73.4 MB. Free memory was 31.5 MB in the beginning and 31.4 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1613.13 ms. Allocated memory was 115.3 MB in the beginning and 159.4 MB in the end (delta: 44.0 MB). Free memory was 79.3 MB in the beginning and 130.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 53.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 131.41 ms. Allocated memory is still 159.4 MB. Free memory was 130.3 MB in the beginning and 126.1 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 66.35 ms. Allocated memory is still 159.4 MB. Free memory was 126.1 MB in the beginning and 121.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1610.02 ms. Allocated memory is still 159.4 MB. Free memory was 121.9 MB in the beginning and 101.1 MB in the end (delta: 20.8 MB). Peak memory consumption was 75.3 MB. Max. memory is 16.1 GB. * CodeCheck took 14.49 ms. Allocated memory is still 159.4 MB. Free memory was 101.1 MB in the beginning and 100.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 17:08:48,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:08:48,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:08:48,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:08:48,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:08:48,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:08:48,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:08:48,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:08:48,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:08:48,522 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:08:48,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:08:48,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:08:48,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:08:48,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:08:48,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:08:48,538 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:08:48,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:08:48,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:08:48,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:08:48,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:08:48,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:08:48,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:08:48,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:08:48,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:08:48,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:08:48,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:08:48,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:08:48,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:08:48,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:08:48,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:08:48,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:08:48,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:08:48,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:08:48,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:08:48,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:08:48,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:08:48,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:08:48,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:08:48,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:08:48,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:08:48,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:08:48,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 17:08:48,639 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:08:48,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:08:48,640 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:08:48,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:08:48,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:08:48,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:08:48,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:08:48,643 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:08:48,644 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:08:48,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:08:48,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:08:48,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:08:48,645 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:08:48,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 17:08:48,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 17:08:48,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 17:08:48,646 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:08:48,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:08:48,647 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:08:48,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:08:48,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:08:48,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:08:48,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:08:48,648 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:08:48,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:08:48,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:08:48,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:08:48,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:08:48,649 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 17:08:48,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 17:08:48,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:08:48,649 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 17:08:48,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 17:08:48,650 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a810c093639465b44d2015d01706d2b000c36ef [2020-12-01 17:08:49,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:08:49,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:08:49,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:08:49,091 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:08:49,093 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:08:49,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/../../sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-12-01 17:08:49,177 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/d888f86ce/799b954665c34c618d9a791222fe256f/FLAG7ea555e65 [2020-12-01 17:08:50,002 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:08:50,003 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/sv-benchmarks/c/pthread-complex/workstealqueue_mutex-1.i [2020-12-01 17:08:50,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/d888f86ce/799b954665c34c618d9a791222fe256f/FLAG7ea555e65 [2020-12-01 17:08:50,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/data/d888f86ce/799b954665c34c618d9a791222fe256f [2020-12-01 17:08:50,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:08:50,108 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:08:50,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:50,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:08:50,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:08:50,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:50" (1/1) ... [2020-12-01 17:08:50,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a8c397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:50, skipping insertion in model container [2020-12-01 17:08:50,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:08:50" (1/1) ... [2020-12-01 17:08:50,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:08:50,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:08:51,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:51,170 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:08:51,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:08:51,777 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:08:51,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51 WrapperNode [2020-12-01 17:08:51,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:08:51,783 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:51,783 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:08:51,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:08:51,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:51,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:51,932 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:08:51,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:08:51,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:08:51,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:08:51,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:51,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:51,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:51,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:52,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:52,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:52,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... [2020-12-01 17:08:52,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:08:52,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:08:52,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:08:52,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:08:52,089 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:08:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ffbc6d34-25db-4e78-9e41-ca05f069ec36/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:08:52,217 INFO L130 BoogieDeclarations]: Found specification of procedure Stealer [2020-12-01 17:08:52,217 INFO L138 BoogieDeclarations]: Found implementation of procedure Stealer [2020-12-01 17:08:52,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 17:08:52,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 17:08:52,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 17:08:52,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 17:08:52,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 17:08:52,220 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-01 17:08:52,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:08:52,220 INFO L130 BoogieDeclarations]: Found specification of procedure writeV [2020-12-01 17:08:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure writeV [2020-12-01 17:08:52,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:08:52,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:08:52,221 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 17:08:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 17:08:52,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 17:08:52,221 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2020-12-01 17:08:52,221 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2020-12-01 17:08:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:08:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 17:08:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 17:08:52,222 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2020-12-01 17:08:52,222 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2020-12-01 17:08:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure Operation [2020-12-01 17:08:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure Operation [2020-12-01 17:08:52,223 INFO L130 BoogieDeclarations]: Found specification of procedure readV [2020-12-01 17:08:52,223 INFO L138 BoogieDeclarations]: Found implementation of procedure readV [2020-12-01 17:08:52,225 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 17:08:54,170 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:08:54,170 INFO L298 CfgBuilder]: Removed 29 assume(true) statements. [2020-12-01 17:08:54,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:08:54 BoogieIcfgContainer [2020-12-01 17:08:54,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:08:54,173 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:08:54,174 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:08:54,184 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:08:54,184 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:08:54" (1/1) ... [2020-12-01 17:08:54,185 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:08:54,195 INFO L168 Benchmark]: Toolchain (without parser) took 4083.51 ms. Allocated memory was 60.8 MB in the beginning and 115.3 MB in the end (delta: 54.5 MB). Free memory was 36.7 MB in the beginning and 60.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,197 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 60.8 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:08:54,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.30 ms. Allocated memory was 60.8 MB in the beginning and 90.2 MB in the end (delta: 29.4 MB). Free memory was 36.5 MB in the beginning and 46.7 MB in the end (delta: -10.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,200 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.39 ms. Allocated memory is still 90.2 MB. Free memory was 46.7 MB in the beginning and 41.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,204 INFO L168 Benchmark]: Boogie Preprocessor took 143.37 ms. Allocated memory is still 90.2 MB. Free memory was 41.8 MB in the beginning and 36.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,205 INFO L168 Benchmark]: RCFGBuilder took 2085.45 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 36.9 MB in the beginning and 61.7 MB in the end (delta: -24.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,212 INFO L168 Benchmark]: CodeCheck took 17.39 ms. Allocated memory is still 115.3 MB. Free memory was 61.7 MB in the beginning and 60.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:08:54,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 60.8 MB. Free memory was 43.6 MB in the beginning and 43.5 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1669.30 ms. Allocated memory was 60.8 MB in the beginning and 90.2 MB in the end (delta: 29.4 MB). Free memory was 36.5 MB in the beginning and 46.7 MB in the end (delta: -10.2 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 159.39 ms. Allocated memory is still 90.2 MB. Free memory was 46.7 MB in the beginning and 41.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 143.37 ms. Allocated memory is still 90.2 MB. Free memory was 41.8 MB in the beginning and 36.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2085.45 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 36.9 MB in the beginning and 61.7 MB in the end (delta: -24.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 17.39 ms. Allocated memory is still 115.3 MB. Free memory was 61.7 MB in the beginning and 60.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...