./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB --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 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 --- 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-dbf71c6-m [2022-10-17 16:48:57,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:57,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:57,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:57,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:57,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:57,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:57,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:57,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:57,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:57,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:57,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:57,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:57,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:57,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:57,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:57,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:57,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:57,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:57,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:57,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:57,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:57,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:57,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:57,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:57,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:57,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:57,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:57,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:57,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:57,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:57,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:57,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:57,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:57,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:57,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:57,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:57,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:57,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:57,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:57,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:57,985 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:58,019 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:58,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:58,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:58,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:58,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:58,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:58,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:58,029 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:58,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:58,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:58,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:58,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:58,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:58,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:58,032 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:58,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:58,032 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:58,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:58,033 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:58,033 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:58,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:58,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:58,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:58,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:58,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:58,034 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:58,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:58,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:58,035 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 [2022-10-17 16:48:58,308 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:58,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:58,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:58,336 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:58,337 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:58,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue.i [2022-10-17 16:48:58,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4cf92b501/02204674cefe429aac244664b2075d22/FLAG3cb5a52af [2022-10-17 16:48:58,961 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:58,962 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i [2022-10-17 16:48:58,988 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4cf92b501/02204674cefe429aac244664b2075d22/FLAG3cb5a52af [2022-10-17 16:48:59,243 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4cf92b501/02204674cefe429aac244664b2075d22 [2022-10-17 16:48:59,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:59,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:59,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:59,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:59,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:59,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:59" (1/1) ... [2022-10-17 16:48:59,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@598222c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:59, skipping insertion in model container [2022-10-17 16:48:59,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:59" (1/1) ... [2022-10-17 16:48:59,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:59,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:00,014 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-10-17 16:49:00,023 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-10-17 16:49:00,029 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-10-17 16:49:00,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:00,051 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:00,130 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-10-17 16:49:00,137 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-10-17 16:49:00,139 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-10-17 16:49:00,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:00,232 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:00,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00 WrapperNode [2022-10-17 16:49:00,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:00,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:00,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:00,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:00,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,330 INFO L138 Inliner]: procedures = 274, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 126 [2022-10-17 16:49:00,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:00,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:00,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:00,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:00,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,363 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:00,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:00,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:00,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:00,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:00" (1/1) ... [2022-10-17 16:49:00,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:00,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:00,408 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:00,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:00,455 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:49:00,455 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:49:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:49:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:49:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:49:00,456 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:49:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:00,456 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2022-10-17 16:49:00,457 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:00,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:00,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:00,459 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:49:00,596 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:00,598 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:01,068 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:01,080 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:01,080 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:49:01,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:01 BoogieIcfgContainer [2022-10-17 16:49:01,083 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:01,084 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:01,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:01,095 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:01,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:01" (1/1) ... [2022-10-17 16:49:01,097 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) [2022-10-17 16:49:01,102 INFO L158 Benchmark]: Toolchain (without parser) took 1853.85ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 54.2MB in the beginning and 89.0MB in the end (delta: -34.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:01,102 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:01,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 985.37ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 70.4MB in the end (delta: -16.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:49:01,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.93ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 67.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:49:01,105 INFO L158 Benchmark]: Boogie Preprocessor took 37.83ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:01,106 INFO L158 Benchmark]: RCFGBuilder took 713.84ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 89.7MB in the end (delta: -24.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-10-17 16:49:01,106 INFO L158 Benchmark]: CodeCheck took 15.21ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.0MB in the end (delta: 690.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:01,110 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 0.31ms. Allocated memory is still 94.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 985.37ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 53.9MB in the beginning and 70.4MB in the end (delta: -16.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.93ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 67.7MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.83ms. Allocated memory is still 117.4MB. Free memory was 67.7MB in the beginning and 65.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 713.84ms. Allocated memory is still 117.4MB. Free memory was 65.6MB in the beginning and 89.7MB in the end (delta: -24.1MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 15.21ms. Allocated memory is still 117.4MB. Free memory was 89.7MB in the beginning and 89.0MB in the end (delta: 690.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:49:01,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB --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 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 --- 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-dbf71c6-m [2022-10-17 16:49:03,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:03,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:03,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:03,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:03,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:03,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:03,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:03,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:03,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:03,724 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:03,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:03,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:03,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:03,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:03,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:03,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:03,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:03,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:03,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:03,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:03,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:03,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:03,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:03,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:03,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:03,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:03,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:03,773 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:03,774 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:03,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:03,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:03,778 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:03,779 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:03,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:03,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:03,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:03,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:03,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:03,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:03,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:03,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:49:03,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:03,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:03,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:03,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:03,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:03,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:03,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:03,841 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:03,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:03,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:03,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:03,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:03,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:03,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:49:03,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:49:03,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:49:03,844 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:03,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:03,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:03,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:03,845 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:03,845 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:03,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:03,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:03,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:03,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:03,846 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:03,847 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:49:03,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:49:03,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:03,847 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:49:03,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:49:03,848 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d771c5dc4ab027f123135a7de4324b9be0c6bae288f44d0eaffc15d1836bd60 [2022-10-17 16:49:04,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:04,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:04,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:04,242 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:04,244 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:04,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/queue.i [2022-10-17 16:49:04,326 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4452dd5d2/f7bfd613fa5c4b0eb07db19ff8cfc5de/FLAGbea6c9a95 [2022-10-17 16:49:05,150 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:05,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i [2022-10-17 16:49:05,176 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4452dd5d2/f7bfd613fa5c4b0eb07db19ff8cfc5de/FLAGbea6c9a95 [2022-10-17 16:49:05,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/data/4452dd5d2/f7bfd613fa5c4b0eb07db19ff8cfc5de [2022-10-17 16:49:05,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:05,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:05,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:05,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:05,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:05,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:05" (1/1) ... [2022-10-17 16:49:05,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f86b6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:05, skipping insertion in model container [2022-10-17 16:49:05,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:05" (1/1) ... [2022-10-17 16:49:05,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:05,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:05,906 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-10-17 16:49:05,915 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-10-17 16:49:05,924 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-10-17 16:49:05,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:05,957 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:06,008 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43284,43297] [2022-10-17 16:49:06,011 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43491,43504] [2022-10-17 16:49:06,018 WARN L230 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_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/sv-benchmarks/c/pthread/queue.i[43772,43785] [2022-10-17 16:49:06,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:06,137 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:06,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06 WrapperNode [2022-10-17 16:49:06,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:06,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:06,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:06,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:06,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,243 INFO L138 Inliner]: procedures = 278, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 125 [2022-10-17 16:49:06,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:06,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:06,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:06,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:06,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:06,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:06,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:06,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:06,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:06" (1/1) ... [2022-10-17 16:49:06,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:06,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:06,343 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:06,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:49:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:49:06,394 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:49:06,394 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:49:06,394 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:49:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:49:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2022-10-17 16:49:06,395 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2022-10-17 16:49:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:49:06,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:49:06,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:49:06,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:49:06,396 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2022-10-17 16:49:06,396 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2022-10-17 16:49:06,396 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-10-17 16:49:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:06,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:06,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:06,399 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:49:06,612 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:06,614 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:07,195 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:07,206 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:07,206 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:49:07,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:07 BoogieIcfgContainer [2022-10-17 16:49:07,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:07,210 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:07,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:07,221 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:07,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:07" (1/1) ... [2022-10-17 16:49:07,222 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) [2022-10-17 16:49:07,226 INFO L158 Benchmark]: Toolchain (without parser) took 2026.19ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 28.9MB in the beginning and 45.3MB in the end (delta: -16.4MB). Peak memory consumption was 1.4MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,227 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:49:07,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 935.98ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 28.7MB in the beginning and 43.8MB in the end (delta: -15.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.83ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 41.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,230 INFO L158 Benchmark]: Boogie Preprocessor took 60.38ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 38.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,231 INFO L158 Benchmark]: RCFGBuilder took 903.33ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 46.6MB in the end (delta: -8.0MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,232 INFO L158 Benchmark]: CodeCheck took 13.88ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 45.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:49:07,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory was 34.4MB in the beginning and 34.3MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 935.98ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 28.7MB in the beginning and 43.8MB in the end (delta: -15.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.83ms. Allocated memory is still 71.3MB. Free memory was 43.8MB in the beginning and 41.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.38ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 38.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 903.33ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 46.6MB in the end (delta: -8.0MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * CodeCheck took 13.88ms. Allocated memory is still 71.3MB. Free memory was 46.3MB in the beginning and 45.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:49:07,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_767d8fcb-9edc-43b5-b87b-0ec7dd7c8e9d/bin/ukojak-92XMlrwhuB/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