./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4 --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:14:28,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:14:28,501 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:14:28,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:14:28,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:14:28,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:14:28,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:14:28,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:14:28,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:14:28,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:14:28,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:14:28,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:14:28,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:14:28,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:14:28,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:14:28,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:14:28,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:14:28,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:14:28,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:14:28,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:14:28,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:14:28,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:14:28,527 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:14:28,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:14:28,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:14:28,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:14:28,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:14:28,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:14:28,531 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:14:28,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:14:28,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:14:28,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:14:28,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:14:28,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:14:28,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:14:28,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:14:28,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:14:28,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:14:28,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:14:28,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:14:28,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:14:28,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:14:28,549 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:14:28,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:14:28,550 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:14:28,550 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:14:28,550 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:14:28,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:14:28,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:14:28,562 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:14:28,562 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:14:28,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:14:28,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:14:28,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:14:28,563 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:14:28,563 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:14:28,564 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:14:28,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:14:28,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:14:28,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:14:28,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:14:28,564 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:14:28,565 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:14:28,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:14:28,565 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:14:28,565 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-12-14 22:14:28,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:14:28,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:14:28,754 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:14:28,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:14:28,755 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:14:28,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-12-14 22:14:31,288 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:14:31,508 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:14:31,508 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i [2022-12-14 22:14:31,518 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/d1e0da9d1/bce0e4f506c04d969165e2f2b7af5062/FLAGa9eb3004c [2022-12-14 22:14:31,860 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/d1e0da9d1/bce0e4f506c04d969165e2f2b7af5062 [2022-12-14 22:14:31,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:14:31,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:14:31,863 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:14:31,863 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:14:31,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:14:31,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:31" (1/1) ... [2022-12-14 22:14:31,867 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211ef3e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:31, skipping insertion in model container [2022-12-14 22:14:31,867 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:31" (1/1) ... [2022-12-14 22:14:31,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:14:31,899 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:14:32,147 WARN L237 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-12-14 22:14:32,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:14:32,174 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:14:32,200 WARN L237 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-12-14 22:14:32,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:14:32,239 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:14:32,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32 WrapperNode [2022-12-14 22:14:32,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:14:32,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:14:32,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:14:32,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:14:32,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,273 INFO L138 Inliner]: procedures = 277, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 136 [2022-12-14 22:14:32,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:14:32,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:14:32,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:14:32,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:14:32,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,302 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:14:32,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:14:32,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:14:32,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:14:32,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:14:32,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:14:32,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:14:32,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:14:32,374 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:14:32,375 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:14:32,375 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:14:32,375 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-12-14 22:14:32,376 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-12-14 22:14:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:14:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:14:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-12-14 22:14:32,376 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-12-14 22:14:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:14:32,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:14:32,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:14:32,378 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:14:32,487 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:14:32,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:14:32,672 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:14:32,679 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:14:32,679 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:14:32,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:32 BoogieIcfgContainer [2022-12-14 22:14:32,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:14:32,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:14:32,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:14:32,689 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:14:32,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:32" (1/1) ... [2022-12-14 22:14:32,690 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) [2022-12-14 22:14:32,693 INFO L158 Benchmark]: Toolchain (without parser) took 829.93ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 77.4MB in the beginning and 129.0MB in the end (delta: -51.6MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-12-14 22:14:32,693 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:14:32,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.06ms. Allocated memory is still 113.2MB. Free memory was 77.1MB in the beginning and 48.0MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 22:14:32,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.66ms. Allocated memory is still 113.2MB. Free memory was 48.0MB in the beginning and 45.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:14:32,694 INFO L158 Benchmark]: Boogie Preprocessor took 32.94ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 45.3MB in the beginning and 145.6MB in the end (delta: -100.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2022-12-14 22:14:32,695 INFO L158 Benchmark]: RCFGBuilder took 373.83ms. Allocated memory is still 174.1MB. Free memory was 145.6MB in the beginning and 130.0MB in the end (delta: 15.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-14 22:14:32,695 INFO L158 Benchmark]: CodeCheck took 10.04ms. Allocated memory is still 174.1MB. Free memory was 130.0MB in the beginning and 129.0MB in the end (delta: 975.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:14:32,697 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 0.21ms. Allocated memory is still 113.2MB. Free memory is still 85.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.06ms. Allocated memory is still 113.2MB. Free memory was 77.1MB in the beginning and 48.0MB in the end (delta: 29.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.66ms. Allocated memory is still 113.2MB. Free memory was 48.0MB in the beginning and 45.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.94ms. Allocated memory was 113.2MB in the beginning and 174.1MB in the end (delta: 60.8MB). Free memory was 45.3MB in the beginning and 145.6MB in the end (delta: -100.4MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * RCFGBuilder took 373.83ms. Allocated memory is still 174.1MB. Free memory was 145.6MB in the beginning and 130.0MB in the end (delta: 15.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * CodeCheck took 10.04ms. Allocated memory is still 174.1MB. Free memory was 130.0MB in the beginning and 129.0MB in the end (delta: 975.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:14:32,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4 --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:14:34,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:14:34,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:14:34,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:14:34,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:14:34,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:14:34,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:14:34,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:14:34,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:14:34,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:14:34,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:14:34,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:14:34,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:14:34,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:14:34,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:14:34,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:14:34,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:14:34,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:14:34,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:14:34,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:14:34,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:14:34,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:14:34,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:14:34,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:14:34,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:14:34,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:14:34,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:14:34,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:14:34,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:14:34,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:14:34,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:14:34,421 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:14:34,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:14:34,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:14:34,423 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:14:34,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:14:34,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:14:34,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:14:34,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:14:34,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:14:34,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:14:34,431 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:14:34,452 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:14:34,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:14:34,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:14:34,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:14:34,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:14:34,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:14:34,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:14:34,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:14:34,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:14:34,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:14:34,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:14:34,456 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:14:34,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:14:34,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:14:34,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:14:34,457 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:14:34,457 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:14:34,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:14:34,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:14:34,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:14:34,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:14:34,459 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-12-14 22:14:34,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:14:34,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:14:34,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:14:34,699 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:14:34,699 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:14:34,700 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-12-14 22:14:37,252 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:14:37,436 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:14:37,437 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i [2022-12-14 22:14:37,447 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/feb81b597/39a1828daf934e2faab4d2b833c7f555/FLAG4644df159 [2022-12-14 22:14:37,458 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/data/feb81b597/39a1828daf934e2faab4d2b833c7f555 [2022-12-14 22:14:37,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:14:37,461 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:14:37,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:14:37,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:14:37,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:14:37,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:37" (1/1) ... [2022-12-14 22:14:37,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@433960d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:37, skipping insertion in model container [2022-12-14 22:14:37,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:14:37" (1/1) ... [2022-12-14 22:14:37,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:14:37,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:14:37,860 WARN L237 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-12-14 22:14:37,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:14:37,894 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:14:37,932 WARN L237 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_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-12-14 22:14:37,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:14:38,004 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:14:38,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38 WrapperNode [2022-12-14 22:14:38,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:14:38,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:14:38,006 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:14:38,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:14:38,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,054 INFO L138 Inliner]: procedures = 281, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 133 [2022-12-14 22:14:38,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:14:38,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:14:38,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:14:38,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:14:38,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,083 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:14:38,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:14:38,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:14:38,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:14:38,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:14:38,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:14:38,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:14:38,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:14:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:14:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:14:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-12-14 22:14:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:14:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-12-14 22:14:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-12-14 22:14:38,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:14:38,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:14:38,141 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:14:38,255 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:14:38,256 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:14:38,470 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:14:38,476 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:14:38,476 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:14:38,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:38 BoogieIcfgContainer [2022-12-14 22:14:38,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:14:38,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:14:38,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:14:38,486 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:14:38,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:14:38" (1/1) ... [2022-12-14 22:14:38,487 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) [2022-12-14 22:14:38,490 INFO L158 Benchmark]: Toolchain (without parser) took 1028.39ms. Allocated memory is still 96.5MB. Free memory was 73.5MB in the beginning and 42.9MB in the end (delta: 30.6MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2022-12-14 22:14:38,490 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:14:38,490 INFO L158 Benchmark]: CACSL2BoogieTranslator took 543.37ms. Allocated memory is still 96.5MB. Free memory was 73.3MB in the beginning and 67.6MB in the end (delta: 5.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2022-12-14 22:14:38,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.93ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 64.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:14:38,491 INFO L158 Benchmark]: Boogie Preprocessor took 32.99ms. Allocated memory is still 96.5MB. Free memory was 64.9MB in the beginning and 62.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:14:38,492 INFO L158 Benchmark]: RCFGBuilder took 388.74ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 44.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 22:14:38,492 INFO L158 Benchmark]: CodeCheck took 10.55ms. Allocated memory is still 96.5MB. Free memory was 44.0MB in the beginning and 42.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:14:38,494 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 0.13ms. Allocated memory is still 62.9MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 543.37ms. Allocated memory is still 96.5MB. Free memory was 73.3MB in the beginning and 67.6MB in the end (delta: 5.7MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.93ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 64.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.99ms. Allocated memory is still 96.5MB. Free memory was 64.9MB in the beginning and 62.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 388.74ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 44.0MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 10.55ms. Allocated memory is still 96.5MB. Free memory was 44.0MB in the beginning and 42.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:14:38,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_704fbaec-7b60-436b-ba52-e3bcf4ea2b34/bin/ukojak-rkRKPMF4O4/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