./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/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_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- 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 20:06:00,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:00,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:00,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:00,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:00,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:00,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:00,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:00,844 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:00,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:00,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:00,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:00,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:00,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:00,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:00,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:00,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:00,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:00,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:00,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:00,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:00,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:00,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:00,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:00,876 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:00,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:00,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:00,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:00,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:00,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:00,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:00,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:00,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:00,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:00,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:00,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:00,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:00,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:00,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:00,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:00,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:00,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:06:00,912 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:00,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:00,913 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:06:00,913 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:06:00,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:00,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:00,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:00,914 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:00,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:06:00,916 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:06:00,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:06:00,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:00,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:06:00,916 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:00,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:00,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:00,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:00,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:00,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:00,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:06:00,918 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:06:00,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:06:00,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:06:00,918 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_483dfdf4-3385-424f-a9de-9991338a8686/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2022-12-14 20:06:01,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:01,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:01,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:01,120 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:01,120 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:01,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2022-12-14 20:06:03,714 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:03,930 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:03,930 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i [2022-12-14 20:06:03,941 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/88d75a2e3/de813be43f3a478abfbf0aa03bff5c24/FLAG5dc6e2cd3 [2022-12-14 20:06:04,283 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/88d75a2e3/de813be43f3a478abfbf0aa03bff5c24 [2022-12-14 20:06:04,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:04,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:04,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:04,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:04,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:04,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2ad828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04, skipping insertion in model container [2022-12-14 20:06:04,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:04,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:04,607 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_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i[30243,30256] [2022-12-14 20:06:04,615 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,616 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,619 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,620 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,624 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,625 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,628 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,629 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:04,639 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:06:04,668 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_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i[30243,30256] [2022-12-14 20:06:04,669 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,670 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,671 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,674 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,675 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,676 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:04,677 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:04,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:04,715 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:06:04,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04 WrapperNode [2022-12-14 20:06:04,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:04,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:04,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:06:04,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:06:04,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,744 INFO L138 Inliner]: procedures = 165, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 20:06:04,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:04,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:06:04,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:06:04,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:06:04,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,760 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:06:04,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:06:04,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:06:04,763 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:06:04,764 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:04" (1/1) ... [2022-12-14 20:06:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:04,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:06:04,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:06:04,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:06:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 20:06:04,819 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 20:06:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 20:06:04,819 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 20:06:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:06:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 20:06:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:06:04,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:06:04,821 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 20:06:04,927 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:06:04,929 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:06:05,071 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:06:05,076 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:06:05,076 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 20:06:05,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:05 BoogieIcfgContainer [2022-12-14 20:06:05,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:06:05,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:06:05,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:06:05,092 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:06:05,092 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:05" (1/1) ... [2022-12-14 20:06:05,092 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 20:06:05,095 INFO L158 Benchmark]: Toolchain (without parser) took 808.09ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 77.2MB in the beginning and 125.1MB in the end (delta: -47.9MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,096 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 79.1MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:05,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.07ms. Allocated memory is still 113.2MB. Free memory was 77.2MB in the beginning and 56.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.54ms. Allocated memory is still 113.2MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,097 INFO L158 Benchmark]: Boogie Preprocessor took 17.89ms. Allocated memory is still 113.2MB. Free memory was 54.7MB in the beginning and 53.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,097 INFO L158 Benchmark]: RCFGBuilder took 315.53ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 53.1MB in the beginning and 124.5MB in the end (delta: -71.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,098 INFO L158 Benchmark]: CodeCheck took 15.18ms. Allocated memory is still 155.2MB. Free memory was 124.4MB in the beginning and 125.1MB in the end (delta: -680.9kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2022-12-14 20:06:05,100 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory was 79.2MB in the beginning and 79.1MB in the end (delta: 24.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.07ms. Allocated memory is still 113.2MB. Free memory was 77.2MB in the beginning and 56.9MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.54ms. Allocated memory is still 113.2MB. Free memory was 56.9MB in the beginning and 55.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.89ms. Allocated memory is still 113.2MB. Free memory was 54.7MB in the beginning and 53.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.53ms. Allocated memory was 113.2MB in the beginning and 155.2MB in the end (delta: 41.9MB). Free memory was 53.1MB in the beginning and 124.5MB in the end (delta: -71.4MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 15.18ms. Allocated memory is still 155.2MB. Free memory was 124.4MB in the beginning and 125.1MB in the end (delta: -680.9kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:06:05,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/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_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/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_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- 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 20:06:06,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:06,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:06,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:06,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:06,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:06,879 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:06,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:06,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:06,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:06,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:06,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:06,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:06,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:06,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:06,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:06,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:06,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:06,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:06,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:06,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:06,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:06,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:06,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:06,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:06,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:06,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:06,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:06,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:06,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:06,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:06,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:06,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:06,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:06,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:06,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:06,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:06,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:06,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:06,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:06,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:06,907 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 20:06:06,925 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:06,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:06,926 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:06:06,926 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:06:06,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:06,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:06,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:06,928 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:06:06,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:06:06,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:06,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:06:06,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:06:06,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:06:06,930 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:06,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:06:06,930 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:06,930 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:06,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:06,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:06,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:06,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:06,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:06:06,931 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:06:06,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:06:06,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:06:06,932 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:06:06,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:06:06,932 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_483dfdf4-3385-424f-a9de-9991338a8686/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2022-12-14 20:06:07,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:07,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:07,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:07,172 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:07,172 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:07,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2022-12-14 20:06:09,763 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:09,983 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:09,983 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i [2022-12-14 20:06:09,995 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/eba5cf134/0d04ce1b49d04b0ea4ebb259fa27ffae/FLAG614f83d6d [2022-12-14 20:06:10,006 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/data/eba5cf134/0d04ce1b49d04b0ea4ebb259fa27ffae [2022-12-14 20:06:10,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:10,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:10,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:10,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:10,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:10,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aea384a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10, skipping insertion in model container [2022-12-14 20:06:10,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:10,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:10,239 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_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i[30243,30256] [2022-12-14 20:06:10,246 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,247 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,249 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,250 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,252 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,253 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,256 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:10,268 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:06:10,292 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_483dfdf4-3385-424f-a9de-9991338a8686/sv-benchmarks/c/pthread/fib_unsafe-10.i[30243,30256] [2022-12-14 20:06:10,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,293 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,294 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,305 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,308 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 20:06:10,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 20:06:10,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:10,350 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:06:10,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10 WrapperNode [2022-12-14 20:06:10,350 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:10,351 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:10,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:06:10,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:06:10,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,392 INFO L138 Inliner]: procedures = 168, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 20:06:10,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:06:10,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:06:10,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:06:10,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:06:10,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,415 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,418 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:06:10,423 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:06:10,423 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:06:10,423 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:06:10,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:10,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:06:10,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:06:10,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:06:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 20:06:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 20:06:10,484 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 20:06:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:06:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 20:06:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:06:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:06:10,486 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 20:06:10,610 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:06:10,612 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:06:10,775 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:06:10,782 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:06:10,782 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 20:06:10,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:10 BoogieIcfgContainer [2022-12-14 20:06:10,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:06:10,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:06:10,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:06:10,795 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:06:10,795 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:06:10" (1/1) ... [2022-12-14 20:06:10,796 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 20:06:10,800 INFO L158 Benchmark]: Toolchain (without parser) took 789.99ms. Allocated memory is still 81.8MB. Free memory was 59.1MB in the beginning and 35.5MB in the end (delta: 23.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,800 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:06:10,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.79ms. Allocated memory is still 81.8MB. Free memory was 58.9MB in the beginning and 55.6MB in the end (delta: 3.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.99ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,802 INFO L158 Benchmark]: Boogie Preprocessor took 29.09ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,802 INFO L158 Benchmark]: RCFGBuilder took 361.98ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 36.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,803 INFO L158 Benchmark]: CodeCheck took 13.02ms. Allocated memory is still 81.8MB. Free memory was 36.5MB in the beginning and 35.5MB in the end (delta: 962.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:06:10,806 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 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.79ms. Allocated memory is still 81.8MB. Free memory was 58.9MB in the beginning and 55.6MB in the end (delta: 3.2MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.99ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 53.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.09ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 361.98ms. Allocated memory is still 81.8MB. Free memory was 51.6MB in the beginning and 36.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.02ms. Allocated memory is still 81.8MB. Free memory was 36.5MB in the beginning and 35.5MB in the end (delta: 962.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:06:10,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_483dfdf4-3385-424f-a9de-9991338a8686/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