./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 a158f4486af48c98a7df56cba98940178e8617d42ff04ad885cda239ab95e10a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:26,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:26,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:08:26,412 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:26,413 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:26,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:26,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:26,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:26,459 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:26,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:26,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:26,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:26,467 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:26,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:26,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:26,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:26,470 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:26,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:26,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:26,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:26,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:26,473 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:26,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:26,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:26,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:26,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:26,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:26,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:26,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:26,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:26,480 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:26,480 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:26,480 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:26,481 INFO L153 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a158f4486af48c98a7df56cba98940178e8617d42ff04ad885cda239ab95e10a [2023-11-19 04:08:26,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:26,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:26,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:26,806 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:26,807 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:26,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-19 04:08:30,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:30,398 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:30,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2023-11-19 04:08:30,416 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/data/90b61df21/6d3a0fd4118e41bca9932fe0440cfcb0/FLAGb41560041 [2023-11-19 04:08:30,435 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/data/90b61df21/6d3a0fd4118e41bca9932fe0440cfcb0 [2023-11-19 04:08:30,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:30,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:30,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:30,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:30,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:30,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:30" (1/1) ... [2023-11-19 04:08:30,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73365389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:30, skipping insertion in model container [2023-11-19 04:08:30,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:30" (1/1) ... [2023-11-19 04:08:30,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:30,773 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[7119,7132] [2023-11-19 04:08:30,822 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9806,9819] [2023-11-19 04:08:30,831 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10897,10910] [2023-11-19 04:08:30,845 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11503,11516] [2023-11-19 04:08:30,881 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12922,12935] [2023-11-19 04:08:30,892 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13528,13541] [2023-11-19 04:08:30,911 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14457,14470] [2023-11-19 04:08:30,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:30,983 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:31,055 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[7119,7132] [2023-11-19 04:08:31,067 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[9806,9819] [2023-11-19 04:08:31,074 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10897,10910] [2023-11-19 04:08:31,079 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[11503,11516] [2023-11-19 04:08:31,087 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[12922,12935] [2023-11-19 04:08:31,099 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13528,13541] [2023-11-19 04:08:31,107 WARN L240 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_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14457,14470] [2023-11-19 04:08:31,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:31,165 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:31,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31 WrapperNode [2023-11-19 04:08:31,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:31,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:31,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:31,168 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:31,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,271 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1046 [2023-11-19 04:08:31,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:31,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:31,272 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:31,272 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:31,280 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:31,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:31,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:31,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:31,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:31" (1/1) ... [2023-11-19 04:08:31,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:31,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:31,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:31,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4f27e0c-5f98-4e4d-903b-df5493bc8d8c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:31,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:31,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:31,612 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:31,615 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:32,603 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:32,714 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:32,715 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:32,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32 BoogieIcfgContainer [2023-11-19 04:08:32,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:32,731 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:32,732 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:32,743 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:32,743 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:32" (1/1) ... [2023-11-19 04:08:32,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:32,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 190 states and 333 transitions. [2023-11-19 04:08:32,941 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 333 transitions. [2023-11-19 04:08:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:08:32,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:33,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:33,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:33,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 185 states and 321 transitions. [2023-11-19 04:08:33,832 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 321 transitions. [2023-11-19 04:08:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:33,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:33,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:34,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 180 states and 310 transitions. [2023-11-19 04:08:34,107 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 310 transitions. [2023-11-19 04:08:34,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 172 states and 294 transitions. [2023-11-19 04:08:34,774 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 294 transitions. [2023-11-19 04:08:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:08:34,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:34,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:34,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 167 states and 283 transitions. [2023-11-19 04:08:34,958 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 283 transitions. [2023-11-19 04:08:34,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:34,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:34,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 156 states and 262 transitions. [2023-11-19 04:08:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 262 transitions. [2023-11-19 04:08:36,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:36,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:36,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2023-11-19 04:08:36,302 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2023-11-19 04:08:36,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:08:36,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:36,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 143 states and 235 transitions. [2023-11-19 04:08:36,443 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 235 transitions. [2023-11-19 04:08:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:36,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:39,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 143 states and 234 transitions. [2023-11-19 04:08:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 234 transitions. [2023-11-19 04:08:39,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:39,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:45,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 143 states and 232 transitions. [2023-11-19 04:08:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 232 transitions. [2023-11-19 04:08:45,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:08:45,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:45,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:45,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:51,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:51,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 143 states and 230 transitions. [2023-11-19 04:08:51,852 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 230 transitions. [2023-11-19 04:08:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:08:51,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:51,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2023-11-19 04:09:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2023-11-19 04:09:06,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:09:06,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:06,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:09:09,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:09:09,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 145 states and 233 transitions. [2023-11-19 04:09:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 233 transitions. [2023-11-19 04:09:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 04:09:09,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:09:09,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:09:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:09:12,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.