./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89f85a9c071b9d85a8a89a1542b8738a051beeaf8ef3f8b389c5a92dd50b70df --- 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 22:49:53,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:49:53,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:49:53,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:49:53,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:49:53,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:49:53,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:49:53,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:49:53,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:49:53,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:49:53,051 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:49:53,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:49:53,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:49:53,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:49:53,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:49:53,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:49:53,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:49:53,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:49:53,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:49:53,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:49:53,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:49:53,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:49:53,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:49:53,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:49:53,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:49:53,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:49:53,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:49:53,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:49:53,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:49:53,064 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:49:53,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:49:53,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:49:53,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:49:53,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:49:53,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:49:53,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:49:53,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:49:53,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:49:53,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:49:53,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:49:53,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:49:53,069 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 22:49:53,086 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:49:53,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:49:53,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:49:53,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:49:53,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:49:53,088 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:49:53,088 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:49:53,088 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:49:53,088 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:49:53,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:49:53,095 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:49:53,095 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:49:53,096 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:49:53,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:49:53,096 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:49:53,096 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:49:53,096 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:49:53,097 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:49:53,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:49:53,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:53,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:49:53,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:49:53,097 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:49:53,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:49:53,098 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89f85a9c071b9d85a8a89a1542b8738a051beeaf8ef3f8b389c5a92dd50b70df [2022-12-14 22:49:53,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:49:53,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:49:53,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:49:53,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:49:53,289 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:49:53,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2022-12-14 22:49:55,954 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:49:56,091 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:49:56,092 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2022-12-14 22:49:56,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/5c15a3629/b90a63d984fd492da150ecafab77e522/FLAG10e550175 [2022-12-14 22:49:56,111 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/5c15a3629/b90a63d984fd492da150ecafab77e522 [2022-12-14 22:49:56,113 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:49:56,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:49:56,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:56,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:49:56,119 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:49:56,120 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33adfb2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56, skipping insertion in model container [2022-12-14 22:49:56,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,128 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:49:56,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:49:56,272 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,274 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,276 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,277 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,279 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,281 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,288 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2022-12-14 22:49:56,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:56,306 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:49:56,315 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,316 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,317 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:49:56,320 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:49:56,323 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2022-12-14 22:49:56,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:49:56,335 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:49:56,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56 WrapperNode [2022-12-14 22:49:56,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:49:56,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:56,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:49:56,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:49:56,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,374 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 154 [2022-12-14 22:49:56,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:49:56,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:49:56,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:49:56,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:49:56,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,388 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,400 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:49:56,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:49:56,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:49:56,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:49:56,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:56,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:49:56,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:49:56,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:49:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:49:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:49:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:49:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:49:56,470 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:49:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:49:56,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:49:56,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 22:49:56,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:49:56,473 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 22:49:56,569 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:49:56,571 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:49:56,839 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:49:56,935 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:49:56,935 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:49:56,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:49:56 BoogieIcfgContainer [2022-12-14 22:49:56,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:49:56,938 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:49:56,939 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:49:56,948 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:49:56,949 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:49:56" (1/1) ... [2022-12-14 22:49:56,949 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 22:49:56,953 INFO L158 Benchmark]: Toolchain (without parser) took 837.83ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 62.5MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:56,954 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 110.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:49:56,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.97ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 96.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:49:56,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.66ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:56,955 INFO L158 Benchmark]: Boogie Preprocessor took 28.13ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:49:56,956 INFO L158 Benchmark]: RCFGBuilder took 533.41ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 63.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 22:49:56,956 INFO L158 Benchmark]: CodeCheck took 13.19ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 62.5MB in the end (delta: 754.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:49:56,959 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 0.14ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 110.0MB in the end (delta: 140.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.97ms. Allocated memory is still 142.6MB. Free memory was 108.3MB in the beginning and 96.2MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.66ms. Allocated memory is still 142.6MB. Free memory was 96.2MB in the beginning and 94.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.13ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 533.41ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 63.8MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 13.19ms. Allocated memory is still 142.6MB. Free memory was 63.3MB in the beginning and 62.5MB in the end (delta: 754.9kB). 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 22:49:56,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89f85a9c071b9d85a8a89a1542b8738a051beeaf8ef3f8b389c5a92dd50b70df --- 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 22:49:58,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:49:58,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:49:58,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:49:58,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:49:58,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:49:58,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:49:58,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:49:58,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:49:58,511 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:49:58,512 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:49:58,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:49:58,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:49:58,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:49:58,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:49:58,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:49:58,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:49:58,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:49:58,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:49:58,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:49:58,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:49:58,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:49:58,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:49:58,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:49:58,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:49:58,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:49:58,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:49:58,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:49:58,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:49:58,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:49:58,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:49:58,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:49:58,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:49:58,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:49:58,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:49:58,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:49:58,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:49:58,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:49:58,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:49:58,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:49:58,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:49:58,540 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-14 22:49:58,561 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:49:58,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:49:58,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:49:58,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:49:58,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:49:58,563 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:49:58,563 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:49:58,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:49:58,563 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:49:58,564 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:49:58,565 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:49:58,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:49:58,565 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:49:58,565 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:49:58,565 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:49:58,565 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:49:58,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:49:58,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:49:58,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:49:58,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:49:58,566 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:49:58,566 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:49:58,566 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:49:58,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:49:58,567 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89f85a9c071b9d85a8a89a1542b8738a051beeaf8ef3f8b389c5a92dd50b70df [2022-12-14 22:49:58,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:49:58,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:49:58,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:49:58,819 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:49:58,819 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:49:58,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2022-12-14 22:50:01,463 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:50:01,609 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:50:01,609 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2022-12-14 22:50:01,616 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/7bb634696/b9d39dcc92d94ee49fa60d5fb337813d/FLAG6ae3fd24b [2022-12-14 22:50:01,628 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/data/7bb634696/b9d39dcc92d94ee49fa60d5fb337813d [2022-12-14 22:50:01,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:50:01,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:50:01,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:50:01,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:50:01,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:50:01,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e76c88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01, skipping insertion in model container [2022-12-14 22:50:01,636 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:50:01,662 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:50:01,807 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,809 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,811 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,813 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,815 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,817 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,824 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2022-12-14 22:50:01,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:50:01,847 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 22:50:01,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:50:01,856 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,857 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,858 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,859 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,862 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,866 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2022-12-14 22:50:01,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:50:01,875 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:50:01,890 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,893 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:50:01,894 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:50:01,898 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_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2022-12-14 22:50:01,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:50:01,917 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:50:01,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01 WrapperNode [2022-12-14 22:50:01,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:50:01,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:50:01,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:50:01,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:50:01,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,960 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 150 [2022-12-14 22:50:01,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:50:01,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:50:01,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:50:01,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:50:01,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,975 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,982 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,988 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:01,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:50:01,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:50:01,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:50:01,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:50:01,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:50:01" (1/1) ... [2022-12-14 22:50:02,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:50:02,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:50:02,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:50:02,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:50:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:50:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:50:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:50:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 22:50:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 22:50:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 22:50:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 22:50:02,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 22:50:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:50:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:50:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 22:50:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:50:02,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:50:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:50:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:50:02,064 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 22:50:02,168 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:50:02,170 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:50:02,511 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:50:02,608 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:50:02,608 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 22:50:02,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:50:02 BoogieIcfgContainer [2022-12-14 22:50:02,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:50:02,610 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:50:02,610 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:50:02,617 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:50:02,617 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:50:02" (1/1) ... [2022-12-14 22:50:02,618 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 22:50:02,621 INFO L158 Benchmark]: Toolchain (without parser) took 989.58ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 25.1MB in the beginning and 53.5MB in the end (delta: -28.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:50:02,622 INFO L158 Benchmark]: CDTParser took 0.11ms. 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 22:50:02,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.54ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 24.9MB in the beginning and 51.1MB in the end (delta: -26.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-12-14 22:50:02,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.65ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:50:02,623 INFO L158 Benchmark]: Boogie Preprocessor took 31.53ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 47.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:50:02,624 INFO L158 Benchmark]: RCFGBuilder took 616.21ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 54.7MB in the end (delta: -7.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-14 22:50:02,624 INFO L158 Benchmark]: CodeCheck took 9.71ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 53.5MB in the end (delta: 877.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:50:02,627 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 0.11ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.54ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 24.9MB in the beginning and 51.1MB in the end (delta: -26.2MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.65ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 49.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.53ms. Allocated memory is still 81.8MB. Free memory was 49.0MB in the beginning and 47.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 616.21ms. Allocated memory is still 81.8MB. Free memory was 47.2MB in the beginning and 54.7MB in the end (delta: -7.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * CodeCheck took 9.71ms. Allocated memory is still 81.8MB. Free memory was 54.4MB in the beginning and 53.5MB in the end (delta: 877.5kB). 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 22:50:02,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5f929d0-d8ba-436a-85fc-e3e1896a6a7a/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