./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ --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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:43,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:43,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:43,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:43,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:43,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:43,437 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:43,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:43,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:43,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:43,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:43,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:43,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:43,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:43,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:43,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:43,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:43,454 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:43,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:43,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:43,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:43,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:43,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:43,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:43,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:43,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:43,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:43,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:43,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:43,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:43,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:43,478 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:43,479 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:43,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:43,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:43,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:43,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:43,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:43,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:43,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:43,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:43,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:10:43,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:43,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:43,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:43,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:43,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:43,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:43,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:43,555 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:43,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:43,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:43,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:43,563 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:43,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:43,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:43,564 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:43,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:43,565 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:43,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:43,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:43,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:43,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:43,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:43,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:43,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:43,566 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:43,567 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:43,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:43,567 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:43,567 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_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2021-11-22 23:10:43,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:43,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:43,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:43,938 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:43,939 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:43,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-22 23:10:44,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/43e00560d/c6adcfc85b6b403db074ce885d8ac7ab/FLAG3af4517c2 [2021-11-22 23:10:44,613 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:44,613 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-22 23:10:44,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/43e00560d/c6adcfc85b6b403db074ce885d8ac7ab/FLAG3af4517c2 [2021-11-22 23:10:44,862 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/43e00560d/c6adcfc85b6b403db074ce885d8ac7ab [2021-11-22 23:10:44,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:44,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:44,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:44,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:44,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:44,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:44" (1/1) ... [2021-11-22 23:10:44,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f79843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:44, skipping insertion in model container [2021-11-22 23:10:44,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:44" (1/1) ... [2021-11-22 23:10:44,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:44,929 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:45,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-22 23:10:45,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:45,508 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:45,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-22 23:10:45,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:45,624 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:45,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45 WrapperNode [2021-11-22 23:10:45,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:45,626 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:45,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:45,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:45,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,654 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,682 INFO L137 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 143 [2021-11-22 23:10:45,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:45,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:45,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:45,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:45,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:45,716 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:45,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:45,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:45,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:45" (1/1) ... [2021-11-22 23:10:45,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:45,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:45,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:45,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-22 23:10:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-22 23:10:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-22 23:10:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-22 23:10:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:10:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:10:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:10:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:10:45,814 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-22 23:10:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-22 23:10:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 23:10:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:10:45,815 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-22 23:10:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-22 23:10:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:10:45,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:45,818 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:10:45,967 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:45,969 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:46,292 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:46,303 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:46,303 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:10:46,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:46 BoogieIcfgContainer [2021-11-22 23:10:46,305 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:46,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:46,306 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:46,317 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:46,317 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:46" (1/1) ... [2021-11-22 23:10:46,318 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-22 23:10:46,323 INFO L158 Benchmark]: Toolchain (without parser) took 1453.57ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 49.1MB in the beginning and 77.8MB in the end (delta: -28.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:46,325 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:46,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.11ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 61.9MB in the end (delta: -13.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 23:10:46,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.14ms. Allocated memory is still 104.9MB. Free memory was 61.9MB in the beginning and 59.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:10:46,328 INFO L158 Benchmark]: Boogie Preprocessor took 32.37ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 57.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:10:46,329 INFO L158 Benchmark]: RCFGBuilder took 589.14ms. Allocated memory is still 104.9MB. Free memory was 57.3MB in the beginning and 79.2MB in the end (delta: -21.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2021-11-22 23:10:46,330 INFO L158 Benchmark]: CodeCheck took 14.33ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:10:46,344 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 27.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.11ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 48.9MB in the beginning and 61.9MB in the end (delta: -13.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.14ms. Allocated memory is still 104.9MB. Free memory was 61.9MB in the beginning and 59.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.37ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 57.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.14ms. Allocated memory is still 104.9MB. Free memory was 57.3MB in the beginning and 79.2MB in the end (delta: -21.9MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. * CodeCheck took 14.33ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 77.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:10:46,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ --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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:48,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:48,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:48,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:48,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:48,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:48,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:48,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:48,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:48,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:48,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:48,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:48,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:48,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:48,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:48,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:48,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:48,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:48,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:49,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:49,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:49,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:49,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:49,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:49,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:49,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:49,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:49,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:49,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:49,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:49,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:49,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:49,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:49,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:49,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:49,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:49,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:49,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:49,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:49,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:49,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:49,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:10:49,094 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:49,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:49,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:49,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:49,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:49,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:49,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:49,098 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:49,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:49,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:49,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:49,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:49,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:49,101 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:10:49,101 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:10:49,101 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:10:49,102 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:49,102 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:49,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:49,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:49,102 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:49,103 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:49,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:49,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:49,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:49,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:49,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:49,104 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:10:49,104 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:10:49,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:49,105 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:10:49,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:10:49,106 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_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2021-11-22 23:10:49,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:49,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:49,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:49,592 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:49,593 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:49,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-22 23:10:49,669 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/04431c897/7ec425bd9c674e86bac7430bba9b6275/FLAGeb7565cde [2021-11-22 23:10:50,467 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:50,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i [2021-11-22 23:10:50,501 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/04431c897/7ec425bd9c674e86bac7430bba9b6275/FLAGeb7565cde [2021-11-22 23:10:50,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/data/04431c897/7ec425bd9c674e86bac7430bba9b6275 [2021-11-22 23:10:50,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:50,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:50,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:50,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:50,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:50,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:50" (1/1) ... [2021-11-22 23:10:50,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39df8899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:50, skipping insertion in model container [2021-11-22 23:10:50,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:50" (1/1) ... [2021-11-22 23:10:50,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:50,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:51,297 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-22 23:10:51,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:51,349 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:51,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2021-11-22 23:10:51,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:51,510 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:51,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51 WrapperNode [2021-11-22 23:10:51,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:51,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:51,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:51,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:51,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,599 INFO L137 Inliner]: procedures = 281, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 139 [2021-11-22 23:10:51,599 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:51,600 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:51,600 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:51,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:51,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,624 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,628 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:51,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:51,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:51,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:51,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:51" (1/1) ... [2021-11-22 23:10:51,647 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:51,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:51,674 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:51,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:10:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-22 23:10:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-22 23:10:51,720 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-22 23:10:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-22 23:10:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-22 23:10:51,721 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 23:10:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:10:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-22 23:10:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-22 23:10:51,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:51,724 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:10:51,869 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:51,871 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:52,287 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:52,298 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:52,298 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:10:52,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:52 BoogieIcfgContainer [2021-11-22 23:10:52,301 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:52,302 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:52,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:52,313 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:52,313 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:52" (1/1) ... [2021-11-22 23:10:52,314 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-22 23:10:52,318 INFO L158 Benchmark]: Toolchain (without parser) took 1653.79ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.8MB in the beginning and 43.4MB in the end (delta: -8.6MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-11-22 23:10:52,320 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:52,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 845.82ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.5MB in the beginning and 45.0MB in the end (delta: -10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:10:52,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.79ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 62.2MB in the end (delta: -17.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-22 23:10:52,323 INFO L158 Benchmark]: Boogie Preprocessor took 37.34ms. Allocated memory is still 81.8MB. Free memory was 61.9MB in the beginning and 60.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:52,324 INFO L158 Benchmark]: RCFGBuilder took 662.71ms. Allocated memory is still 81.8MB. Free memory was 60.1MB in the beginning and 44.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 23:10:52,325 INFO L158 Benchmark]: CodeCheck took 14.50ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:52,336 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.8MB in the beginning and 39.8MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 845.82ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 34.5MB in the beginning and 45.0MB in the end (delta: -10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.79ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 62.2MB in the end (delta: -17.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.34ms. Allocated memory is still 81.8MB. Free memory was 61.9MB in the beginning and 60.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 662.71ms. Allocated memory is still 81.8MB. Free memory was 60.1MB in the beginning and 44.7MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.50ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:10:52,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c0e8bfe-7988-4acb-90f8-b6fba045e7e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported