./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-12.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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- 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 23:33:51,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:33:51,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:33:51,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:33:51,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:33:51,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:33:51,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:33:51,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:33:51,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:33:51,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:33:51,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:33:51,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:33:51,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:33:51,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:33:51,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:33:51,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:33:51,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:33:51,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:33:51,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:33:51,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:33:51,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:33:51,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:33:51,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:33:51,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:33:51,614 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:33:51,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:33:51,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:33:51,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:33:51,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:33:51,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:33:51,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:33:51,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:33:51,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:33:51,620 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:33:51,621 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:33:51,621 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:33:51,622 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:33:51,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:33:51,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:33:51,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:33:51,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:33:51,624 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 23:33:51,645 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:33:51,645 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:33:51,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:33:51,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:33:51,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:33:51,647 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:33:51,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:33:51,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:33:51,647 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:33:51,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:33:51,648 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:33:51,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:33:51,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:33:51,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:33:51,649 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:33:51,649 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:33:51,649 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:33:51,649 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:33:51,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:33:51,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:33:51,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:33:51,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:33:51,650 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:33:51,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:33:51,650 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2022-12-14 23:33:51,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:33:51,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:33:51,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:33:51,859 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:33:51,859 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:33:51,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2022-12-14 23:33:54,530 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:33:54,743 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:33:54,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i [2022-12-14 23:33:54,755 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/c03ad31b5/ed4f4a7d0cbf4d4983fee433c8344394/FLAG4ec9279dd [2022-12-14 23:33:54,769 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/c03ad31b5/ed4f4a7d0cbf4d4983fee433c8344394 [2022-12-14 23:33:54,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:33:54,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:33:54,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:33:54,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:33:54,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:33:54,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:33:54" (1/1) ... [2022-12-14 23:33:54,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a73424e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:54, skipping insertion in model container [2022-12-14 23:33:54,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:33:54" (1/1) ... [2022-12-14 23:33:54,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:33:54,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:33:55,049 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2022-12-14 23:33:55,056 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,057 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,059 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,060 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,063 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,066 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,067 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:33:55,076 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:33:55,099 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2022-12-14 23:33:55,100 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,101 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,101 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,102 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,104 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,105 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:33:55,106 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:33:55,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:33:55,127 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:33:55,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55 WrapperNode [2022-12-14 23:33:55,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:33:55,129 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:33:55,129 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:33:55,129 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:33:55,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,162 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 23:33:55,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:33:55,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:33:55,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:33:55,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:33:55,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,182 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:33:55,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:33:55,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:33:55,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:33:55,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:33:55,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:33:55,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:33:55,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:33:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 23:33:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 23:33:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 23:33:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:33:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:33:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:33:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:33:55,250 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 23:33:55,366 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:33:55,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:33:55,541 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:33:55,547 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:33:55,548 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:33:55,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:33:55 BoogieIcfgContainer [2022-12-14 23:33:55,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:33:55,551 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:33:55,551 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:33:55,561 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:33:55,561 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:33:55" (1/1) ... [2022-12-14 23:33:55,562 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 23:33:55,575 INFO L158 Benchmark]: Toolchain (without parser) took 800.38ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 94.7MB in the beginning and 129.7MB in the end (delta: -35.0MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2022-12-14 23:33:55,575 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 132.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:33:55,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.37ms. Allocated memory is still 132.1MB. Free memory was 94.7MB in the beginning and 74.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 23:33:55,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.72ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:33:55,577 INFO L158 Benchmark]: Boogie Preprocessor took 19.97ms. Allocated memory is still 132.1MB. Free memory was 72.6MB in the beginning and 70.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:33:55,577 INFO L158 Benchmark]: RCFGBuilder took 367.33ms. Allocated memory is still 132.1MB. Free memory was 70.8MB in the beginning and 56.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:33:55,578 INFO L158 Benchmark]: CodeCheck took 21.78ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 56.5MB in the beginning and 129.7MB in the end (delta: -73.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-12-14 23:33:55,581 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 0.22ms. Allocated memory is still 132.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.37ms. Allocated memory is still 132.1MB. Free memory was 94.7MB in the beginning and 74.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.72ms. Allocated memory is still 132.1MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.97ms. Allocated memory is still 132.1MB. Free memory was 72.6MB in the beginning and 70.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 367.33ms. Allocated memory is still 132.1MB. Free memory was 70.8MB in the beginning and 56.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 21.78ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 56.5MB in the beginning and 129.7MB in the end (delta: -73.1MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:33:55,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- 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 23:33:57,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:33:57,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:33:57,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:33:57,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:33:57,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:33:57,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:33:57,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:33:57,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:33:57,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:33:57,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:33:57,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:33:57,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:33:57,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:33:57,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:33:57,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:33:57,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:33:57,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:33:57,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:33:57,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:33:57,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:33:57,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:33:57,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:33:57,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:33:57,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:33:57,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:33:57,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:33:57,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:33:57,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:33:57,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:33:57,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:33:57,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:33:57,250 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:33:57,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:33:57,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:33:57,256 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:33:57,257 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:33:57,257 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:33:57,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:33:57,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:33:57,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:33:57,260 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 23:33:57,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:33:57,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:33:57,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:33:57,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:33:57,283 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:33:57,284 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:33:57,284 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:33:57,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:33:57,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:33:57,285 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:33:57,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:33:57,286 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2022-12-14 23:33:57,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:33:57,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:33:57,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:33:57,525 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:33:57,526 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:33:57,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2022-12-14 23:34:00,115 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:34:00,327 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:34:00,328 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i [2022-12-14 23:34:00,340 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/6c4d26b1d/ebefe75bb07f4418a73cfde1a1943612/FLAG4ce8126ef [2022-12-14 23:34:00,355 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/data/6c4d26b1d/ebefe75bb07f4418a73cfde1a1943612 [2022-12-14 23:34:00,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:34:00,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:34:00,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:34:00,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:34:00,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:34:00,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d7a2bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00, skipping insertion in model container [2022-12-14 23:34:00,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:34:00,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:34:00,602 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2022-12-14 23:34:00,609 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,610 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,612 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:34:00,633 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:34:00,656 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_cc4a5687-156d-4663-ad9f-a9c5a66bf868/sv-benchmarks/c/pthread/fib_unsafe-12.i[30243,30256] [2022-12-14 23:34:00,657 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,657 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,658 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,659 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,672 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,672 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,673 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,673 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:34:00,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:34:00,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:34:00,716 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:34:00,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00 WrapperNode [2022-12-14 23:34:00,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:34:00,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:34:00,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:34:00,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:34:00,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,760 INFO L138 Inliner]: procedures = 168, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 23:34:00,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:34:00,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:34:00,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:34:00,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:34:00,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,784 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:34:00,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:34:00,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:34:00,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:34:00,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:34:00" (1/1) ... [2022-12-14 23:34:00,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:34:00,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:34:00,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:34:00,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:34:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 23:34:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 23:34:00,853 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 23:34:00,853 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:34:00,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:34:00,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:34:00,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:34:00,856 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 23:34:00,979 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:34:00,981 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:34:01,170 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:34:01,177 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:34:01,177 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 23:34:01,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:34:01 BoogieIcfgContainer [2022-12-14 23:34:01,179 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:34:01,180 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:34:01,180 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:34:01,189 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:34:01,189 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:34:01" (1/1) ... [2022-12-14 23:34:01,190 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 23:34:01,194 INFO L158 Benchmark]: Toolchain (without parser) took 834.37ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.2MB in the end (delta: 1.8MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2022-12-14 23:34:01,194 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:34:01,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.64ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 47.7MB in the end (delta: 3.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-14 23:34:01,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.29ms. Allocated memory is still 73.4MB. Free memory was 47.7MB in the beginning and 45.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:34:01,196 INFO L158 Benchmark]: Boogie Preprocessor took 27.23ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:34:01,196 INFO L158 Benchmark]: RCFGBuilder took 390.29ms. Allocated memory is still 73.4MB. Free memory was 43.8MB in the beginning and 50.1MB in the end (delta: -6.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 23:34:01,197 INFO L158 Benchmark]: CodeCheck took 11.87ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 49.2MB in the end (delta: 861.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:34:01,199 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 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.64ms. Allocated memory is still 73.4MB. Free memory was 50.8MB in the beginning and 47.7MB in the end (delta: 3.1MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.29ms. Allocated memory is still 73.4MB. Free memory was 47.7MB in the beginning and 45.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.23ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 43.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 390.29ms. Allocated memory is still 73.4MB. Free memory was 43.8MB in the beginning and 50.1MB in the end (delta: -6.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * CodeCheck took 11.87ms. Allocated memory is still 73.4MB. Free memory was 50.1MB in the beginning and 49.2MB in the end (delta: 861.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:34:01,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc4a5687-156d-4663-ad9f-a9c5a66bf868/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