./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/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_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4 --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- 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 18:27:58,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:27:58,755 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:27:58,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:27:58,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:27:58,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:27:58,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:27:58,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:27:58,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:27:58,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:27:58,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:27:58,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:27:58,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:27:58,773 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:27:58,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:27:58,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:27:58,775 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:27:58,776 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:27:58,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:27:58,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:27:58,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:27:58,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:27:58,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:27:58,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:27:58,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:27:58,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:27:58,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:27:58,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:27:58,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:27:58,785 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:27:58,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:27:58,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:27:58,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:27:58,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:27:58,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:27:58,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:27:58,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:27:58,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:27:58,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:27:58,789 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:27:58,790 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:27:58,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 18:27:58,804 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:27:58,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:27:58,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:27:58,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:27:58,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:27:58,805 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:27:58,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:27:58,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:27:58,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:27:58,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:27:58,811 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:27:58,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:27:58,812 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:27:58,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:27:58,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:27:58,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:27:58,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:27:58,812 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:27:58,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:27:58,813 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2022-12-14 18:27:58,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:27:58,989 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:27:58,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:27:58,991 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:27:58,992 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:27:58,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack-1.i [2022-12-14 18:28:01,548 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:28:01,766 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:28:01,767 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i [2022-12-14 18:28:01,779 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/f43835ef9/19a3727480d94d1fa02c9dc46fb0a9db/FLAG8d1e0de3d [2022-12-14 18:28:02,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/f43835ef9/19a3727480d94d1fa02c9dc46fb0a9db [2022-12-14 18:28:02,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:28:02,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:28:02,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:28:02,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:28:02,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:28:02,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f19b999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02, skipping insertion in model container [2022-12-14 18:28:02,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:28:02,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:28:02,462 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-12-14 18:28:02,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:28:02,493 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:28:02,528 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-12-14 18:28:02,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:28:02,576 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:28:02,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02 WrapperNode [2022-12-14 18:28:02,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:28:02,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:28:02,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:28:02,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:28:02,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,628 INFO L138 Inliner]: procedures = 277, calls = 43, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 152 [2022-12-14 18:28:02,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:28:02,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:28:02,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:28:02,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:28:02,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,662 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:28:02,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:28:02,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:28:02,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:28:02,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:02" (1/1) ... [2022-12-14 18:28:02,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:28:02,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:28:02,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:28:02,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:28:02,727 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 18:28:02,727 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 18:28:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:28:02,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:28:02,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:28:02,730 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 18:28:02,833 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:28:02,834 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:28:03,064 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:28:03,071 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:28:03,072 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:28:03,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:03 BoogieIcfgContainer [2022-12-14 18:28:03,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:28:03,074 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:28:03,074 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:28:03,081 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:28:03,081 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:03" (1/1) ... [2022-12-14 18:28:03,082 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 18:28:03,085 INFO L158 Benchmark]: Toolchain (without parser) took 963.93ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 87.6MB in the beginning and 100.4MB in the end (delta: -12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:28:03,085 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:28:03,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.54ms. Allocated memory is still 123.7MB. Free memory was 87.3MB in the beginning and 58.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 18:28:03,086 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.76ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 58.2MB in the beginning and 119.6MB in the end (delta: -61.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-12-14 18:28:03,086 INFO L158 Benchmark]: Boogie Preprocessor took 36.58ms. Allocated memory is still 148.9MB. Free memory was 119.6MB in the beginning and 120.7MB in the end (delta: -1.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-12-14 18:28:03,087 INFO L158 Benchmark]: RCFGBuilder took 406.76ms. Allocated memory is still 148.9MB. Free memory was 120.7MB in the beginning and 101.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 18:28:03,087 INFO L158 Benchmark]: CodeCheck took 9.39ms. Allocated memory is still 148.9MB. Free memory was 101.1MB in the beginning and 100.4MB in the end (delta: 669.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:28:03,090 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 0.19ms. Allocated memory is still 123.7MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.54ms. Allocated memory is still 123.7MB. Free memory was 87.3MB in the beginning and 58.2MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.76ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 58.2MB in the beginning and 119.6MB in the end (delta: -61.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.58ms. Allocated memory is still 148.9MB. Free memory was 119.6MB in the beginning and 120.7MB in the end (delta: -1.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 406.76ms. Allocated memory is still 148.9MB. Free memory was 120.7MB in the beginning and 101.1MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 9.39ms. Allocated memory is still 148.9MB. Free memory was 101.1MB in the beginning and 100.4MB in the end (delta: 669.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:28:03,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/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_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4 --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- 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 18:28:04,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:28:04,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:28:04,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:28:04,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:28:04,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:28:04,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:28:04,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:28:04,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:28:04,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:28:04,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:28:04,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:28:04,801 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:28:04,802 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:28:04,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:28:04,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:28:04,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:28:04,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:28:04,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:28:04,807 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:28:04,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:28:04,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:28:04,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:28:04,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:28:04,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:28:04,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:28:04,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:28:04,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:28:04,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:28:04,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:28:04,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:28:04,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:28:04,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:28:04,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:28:04,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:28:04,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:28:04,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:28:04,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:28:04,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:28:04,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:28:04,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:28:04,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 18:28:04,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:28:04,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:28:04,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:28:04,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:28:04,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:28:04,839 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:28:04,840 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:28:04,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:28:04,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:28:04,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:28:04,840 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:28:04,840 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:28:04,840 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:28:04,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:28:04,841 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:28:04,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:28:04,841 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2022-12-14 18:28:05,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:28:05,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:28:05,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:28:05,072 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:28:05,073 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:28:05,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/stack-1.i [2022-12-14 18:28:07,673 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:28:07,881 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:28:07,881 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i [2022-12-14 18:28:07,892 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/0a4f52f9b/eb5f0f25923242ccbfe041a385c6aa5e/FLAGc9e639e9b [2022-12-14 18:28:07,904 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/data/0a4f52f9b/eb5f0f25923242ccbfe041a385c6aa5e [2022-12-14 18:28:07,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:28:07,907 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:28:07,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:28:07,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:28:07,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:28:07,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:07" (1/1) ... [2022-12-14 18:28:07,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38485a84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:07, skipping insertion in model container [2022-12-14 18:28:07,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:07" (1/1) ... [2022-12-14 18:28:07,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:28:07,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:28:08,292 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-12-14 18:28:08,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:28:08,324 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:28:08,348 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_5a64bd3a-2343-487d-a9a1-0093133b2f99/sv-benchmarks/c/pthread/stack-1.i[41520,41533] [2022-12-14 18:28:08,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:28:08,397 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:28:08,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08 WrapperNode [2022-12-14 18:28:08,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:28:08,398 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:28:08,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:28:08,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:28:08,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,417 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,434 INFO L138 Inliner]: procedures = 281, calls = 43, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 149 [2022-12-14 18:28:08,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:28:08,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:28:08,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:28:08,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:28:08,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,452 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,454 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,455 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:28:08,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:28:08,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:28:08,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:28:08,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:28:08,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:28:08,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:28:08,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:28:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:28:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 18:28:08,521 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 18:28:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 18:28:08,521 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 18:28:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:28:08,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:28:08,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:28:08,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:28:08,524 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 18:28:08,641 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:28:08,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:28:08,894 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:28:08,900 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:28:08,900 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:28:08,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:08 BoogieIcfgContainer [2022-12-14 18:28:08,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:28:08,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:28:08,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:28:08,910 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:28:08,910 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:08" (1/1) ... [2022-12-14 18:28:08,911 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 18:28:08,914 INFO L158 Benchmark]: Toolchain (without parser) took 1006.02ms. Allocated memory is still 127.9MB. Free memory was 104.0MB in the beginning and 85.9MB in the end (delta: 18.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-14 18:28:08,914 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:28:08,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.84ms. Allocated memory is still 127.9MB. Free memory was 104.0MB in the beginning and 73.2MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-12-14 18:28:08,915 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.19ms. Allocated memory is still 127.9MB. Free memory was 73.2MB in the beginning and 70.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:28:08,915 INFO L158 Benchmark]: Boogie Preprocessor took 22.41ms. Allocated memory is still 127.9MB. Free memory was 70.7MB in the beginning and 68.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:28:08,915 INFO L158 Benchmark]: RCFGBuilder took 444.41ms. Allocated memory is still 127.9MB. Free memory was 68.6MB in the beginning and 87.2MB in the end (delta: -18.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 18:28:08,916 INFO L158 Benchmark]: CodeCheck took 9.85ms. Allocated memory is still 127.9MB. Free memory was 87.2MB in the beginning and 85.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:28:08,918 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 0.16ms. Allocated memory is still 75.5MB. Free memory is still 53.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.84ms. Allocated memory is still 127.9MB. Free memory was 104.0MB in the beginning and 73.2MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.19ms. Allocated memory is still 127.9MB. Free memory was 73.2MB in the beginning and 70.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.41ms. Allocated memory is still 127.9MB. Free memory was 70.7MB in the beginning and 68.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 444.41ms. Allocated memory is still 127.9MB. Free memory was 68.6MB in the beginning and 87.2MB in the end (delta: -18.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 9.85ms. Allocated memory is still 127.9MB. Free memory was 87.2MB in the beginning and 85.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:28:08,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a64bd3a-2343-487d-a9a1-0093133b2f99/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