./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-b5237d8 [2022-11-21 22:16:20,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:16:20,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:16:20,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:16:20,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:16:20,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:16:20,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:16:20,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:16:20,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:16:20,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:16:20,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:16:20,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:16:20,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:16:20,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:16:20,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:16:20,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:16:20,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:16:20,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:16:20,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:16:20,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:16:20,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:16:20,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:16:20,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:16:20,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:16:20,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:16:20,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:16:20,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:16:20,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:16:20,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:16:20,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:16:20,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:16:20,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:16:20,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:16:20,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:16:20,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:16:20,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:16:20,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:16:20,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:16:20,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:16:20,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:16:20,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:16:20,547 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-21 22:16:20,574 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:16:20,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:16:20,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:16:20,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:16:20,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:16:20,576 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:16:20,577 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:16:20,577 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:16:20,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:16:20,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:16:20,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:16:20,577 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:16:20,578 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:16:20,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:16:20,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:20,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:16:20,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:16:20,582 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:16:20,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:16:20,582 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-11-21 22:16:20,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:16:20,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:16:20,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:16:20,862 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:16:20,862 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:16:20,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-21 22:16:23,912 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:16:24,180 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:16:24,180 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-21 22:16:24,195 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/e4bf895aa/60d130e108364a6eb17cbb973f64b51c/FLAG4386872be [2022-11-21 22:16:24,211 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/e4bf895aa/60d130e108364a6eb17cbb973f64b51c [2022-11-21 22:16:24,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:16:24,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:16:24,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:24,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:16:24,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:16:24,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:24" (1/1) ... [2022-11-21 22:16:24,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aee9b81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:24, skipping insertion in model container [2022-11-21 22:16:24,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:24" (1/1) ... [2022-11-21 22:16:24,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:16:24,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:16:24,799 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-21 22:16:24,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:24,863 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:16:24,928 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-21 22:16:24,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:25,027 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:16:25,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25 WrapperNode [2022-11-21 22:16:25,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:25,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:25,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:16:25,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:16:25,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,117 INFO L138 Inliner]: procedures = 277, calls = 38, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 148 [2022-11-21 22:16:25,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:25,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:16:25,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:16:25,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:16:25,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,175 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:16:25,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:16:25,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:16:25,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:16:25,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:25,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:16:25,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:16:25,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:16:25,267 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:16:25,268 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:16:25,269 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:16:25,269 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:16:25,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:16:25,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:16:25,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:16:25,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:16:25,270 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:16:25,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:16:25,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:16:25,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:16:25,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:16:25,273 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:16:25,484 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:16:25,487 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:16:25,857 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:16:25,866 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:16:25,866 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:16:25,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:25 BoogieIcfgContainer [2022-11-21 22:16:25,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:16:25,870 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:16:25,870 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:16:25,903 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:16:25,904 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:25" (1/1) ... [2022-11-21 22:16:25,904 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) [2022-11-21 22:16:25,912 INFO L158 Benchmark]: Toolchain (without parser) took 1696.07ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 118.5MB in the beginning and 169.9MB in the end (delta: -51.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:16:25,913 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:16:25,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.71ms. Allocated memory is still 165.7MB. Free memory was 117.8MB in the beginning and 89.2MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 22:16:25,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.54ms. Allocated memory is still 165.7MB. Free memory was 89.1MB in the beginning and 86.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:16:25,916 INFO L158 Benchmark]: Boogie Preprocessor took 68.54ms. Allocated memory is still 165.7MB. Free memory was 86.4MB in the beginning and 84.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:25,918 INFO L158 Benchmark]: RCFGBuilder took 679.72ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 84.3MB in the beginning and 171.0MB in the end (delta: -86.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-11-21 22:16:25,919 INFO L158 Benchmark]: CodeCheck took 39.25ms. Allocated memory is still 203.4MB. Free memory was 170.0MB in the beginning and 169.9MB in the end (delta: 115.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:25,930 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 0.30ms. Allocated memory is still 117.4MB. Free memory is still 66.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.71ms. Allocated memory is still 165.7MB. Free memory was 117.8MB in the beginning and 89.2MB in the end (delta: 28.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.54ms. Allocated memory is still 165.7MB. Free memory was 89.1MB in the beginning and 86.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.54ms. Allocated memory is still 165.7MB. Free memory was 86.4MB in the beginning and 84.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.72ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 84.3MB in the beginning and 171.0MB in the end (delta: -86.8MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 39.25ms. Allocated memory is still 203.4MB. Free memory was 170.0MB in the beginning and 169.9MB in the end (delta: 115.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:16:25,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --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-b5237d8 [2022-11-21 22:16:28,511 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:16:28,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:16:28,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:16:28,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:16:28,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:16:28,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:16:28,562 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:16:28,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:16:28,570 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:16:28,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:16:28,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:16:28,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:16:28,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:16:28,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:16:28,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:16:28,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:16:28,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:16:28,589 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:16:28,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:16:28,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:16:28,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:16:28,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:16:28,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:16:28,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:16:28,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:16:28,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:16:28,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:16:28,615 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:16:28,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:16:28,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:16:28,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:16:28,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:16:28,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:16:28,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:16:28,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:16:28,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:16:28,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:16:28,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:16:28,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:16:28,637 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:16:28,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-11-21 22:16:28,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:16:28,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:16:28,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:16:28,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:16:28,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:16:28,679 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:16:28,679 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:16:28,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:16:28,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:16:28,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:16:28,680 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 22:16:28,680 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 22:16:28,681 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 22:16:28,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:16:28,681 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:16:28,681 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:16:28,682 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:16:28,682 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:16:28,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:16:28,683 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:16:28,683 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:16:28,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:16:28,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:28,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:16:28,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:16:28,684 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:16:28,685 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:16:28,685 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:16:28,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:16:28,685 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2022-11-21 22:16:29,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:16:29,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:16:29,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:16:29,143 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:16:29,144 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:16:29,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-21 22:16:32,444 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:16:32,715 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:16:32,716 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i [2022-11-21 22:16:32,748 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/977f48bf0/614153a785c04fd5af5d503d7894afee/FLAG0b43a70e3 [2022-11-21 22:16:32,769 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/data/977f48bf0/614153a785c04fd5af5d503d7894afee [2022-11-21 22:16:32,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:16:32,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:16:32,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:32,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:16:32,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:16:32,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:32" (1/1) ... [2022-11-21 22:16:32,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@226b9a4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:32, skipping insertion in model container [2022-11-21 22:16:32,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:16:32" (1/1) ... [2022-11-21 22:16:32,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:16:32,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:16:33,311 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-21 22:16:33,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:33,362 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:16:33,434 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_b83c4aa6-bad4-47f4-9553-8434cf86e258/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2022-11-21 22:16:33,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:16:33,532 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:16:33,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33 WrapperNode [2022-11-21 22:16:33,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:16:33,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:33,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:16:33,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:16:33,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,586 INFO L138 Inliner]: procedures = 281, calls = 38, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 145 [2022-11-21 22:16:33,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:16:33,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:16:33,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:16:33,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:16:33,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:16:33,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:16:33,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:16:33,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:16:33,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:16:33" (1/1) ... [2022-11-21 22:16:33,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:16:33,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:16:33,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:16:33,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:16:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:16:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:16:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:16:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:16:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:16:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:16:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:16:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:16:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:16:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:16:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:16:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:16:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:16:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:16:33,750 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:16:33,982 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:16:33,984 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:16:34,429 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:16:34,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:16:34,438 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:16:34,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:34 BoogieIcfgContainer [2022-11-21 22:16:34,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:16:34,441 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:16:34,442 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:16:34,451 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:16:34,452 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:16:34" (1/1) ... [2022-11-21 22:16:34,452 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) [2022-11-21 22:16:34,457 INFO L158 Benchmark]: Toolchain (without parser) took 1680.81ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 27.3MB in the beginning and 52.2MB in the end (delta: -24.9MB). Peak memory consumption was 931.8kB. Max. memory is 16.1GB. [2022-11-21 22:16:34,457 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:16:34,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 756.77ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 27.1MB in the beginning and 57.0MB in the end (delta: -29.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2022-11-21 22:16:34,459 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.32ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:34,459 INFO L158 Benchmark]: Boogie Preprocessor took 53.69ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 52.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:34,460 INFO L158 Benchmark]: RCFGBuilder took 799.58ms. Allocated memory is still 86.0MB. Free memory was 52.1MB in the beginning and 53.4MB in the end (delta: -1.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-21 22:16:34,461 INFO L158 Benchmark]: CodeCheck took 13.85ms. Allocated memory is still 86.0MB. Free memory was 53.4MB in the beginning and 52.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:16:34,463 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 0.33ms. Allocated memory is still 60.8MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 756.77ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 27.1MB in the beginning and 57.0MB in the end (delta: -29.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.32ms. Allocated memory is still 86.0MB. Free memory was 57.0MB in the beginning and 54.1MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.69ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 52.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 799.58ms. Allocated memory is still 86.0MB. Free memory was 52.1MB in the beginning and 53.4MB in the end (delta: -1.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 13.85ms. Allocated memory is still 86.0MB. Free memory was 53.4MB in the beginning and 52.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:16:34,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83c4aa6-bad4-47f4-9553-8434cf86e258/bin/ukojak-jW3SillKbg/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