./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/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 be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:14,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:14,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:58:14,624 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:14,625 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:14,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:14,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:14,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:14,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:14,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:14,653 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:14,653 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:14,654 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:14,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:14,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:14,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:14,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:14,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:14,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:14,658 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:14,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:14,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:14,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:14,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:14,660 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:14,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:14,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:14,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:14,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:14,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:14,663 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:14,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:14,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:14,664 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be1fcaa299b4a26d5c3c0d4f857b13329cbb7ec0505911e54bd9d27d2647b4d4 [2023-11-19 02:58:14,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:15,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:15,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:15,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:15,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:15,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-19 02:58:18,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:18,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:18,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2023-11-19 02:58:18,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/data/62dfda89b/ce5fd97879e748f1b773034728fcb20e/FLAGcc0550812 [2023-11-19 02:58:18,651 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/data/62dfda89b/ce5fd97879e748f1b773034728fcb20e [2023-11-19 02:58:18,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:18,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:18,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:18,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:18,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:18,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:18" (1/1) ... [2023-11-19 02:58:18,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce9906f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:18, skipping insertion in model container [2023-11-19 02:58:18,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:18" (1/1) ... [2023-11-19 02:58:18,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:19,175 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2023-11-19 02:58:19,227 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2023-11-19 02:58:19,308 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2023-11-19 02:58:19,335 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2023-11-19 02:58:19,440 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2023-11-19 02:58:19,586 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2023-11-19 02:58:19,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:19,945 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:20,001 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[7172,7185] [2023-11-19 02:58:20,028 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[10914,10927] [2023-11-19 02:58:20,065 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[17944,17957] [2023-11-19 02:58:20,094 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[24017,24030] [2023-11-19 02:58:20,140 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42645,42658] [2023-11-19 02:58:20,218 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_6c596e3c-20e3-4b7b-95fc-eaa621be002e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[64626,64639] [2023-11-19 02:58:20,342 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:20,368 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:20,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20 WrapperNode [2023-11-19 02:58:20,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:20,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:20,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:20,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:20,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,623 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 5673 [2023-11-19 02:58:20,624 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:20,625 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:20,625 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:20,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:20,634 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,647 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,731 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:20,815 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:20,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:20,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:20,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:20" (1/1) ... [2023-11-19 02:58:20,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:20,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:20,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:20,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c596e3c-20e3-4b7b-95fc-eaa621be002e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:20,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:58:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:20,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:21,171 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:21,179 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:24,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:24,743 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:24,744 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:24,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:24 BoogieIcfgContainer [2023-11-19 02:58:24,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:24,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:24,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:24,767 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:24,768 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:24" (1/1) ... [2023-11-19 02:58:24,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:58:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:24,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1053 states and 1920 transitions. [2023-11-19 02:58:24,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1920 transitions. [2023-11-19 02:58:24,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:58:24,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:24,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:25,433 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 02:58:25,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:25,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1047 states and 1906 transitions. [2023-11-19 02:58:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1906 transitions. [2023-11-19 02:58:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:58:25,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:25,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:25,868 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 02:58:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 973 states and 1765 transitions. [2023-11-19 02:58:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1765 transitions. [2023-11-19 02:58:26,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:58:26,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:26,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:26,622 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 02:58:27,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:27,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 753 states and 1348 transitions. [2023-11-19 02:58:27,564 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1348 transitions. [2023-11-19 02:58:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:58:27,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:27,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:28,306 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 02:58:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 753 states and 1347 transitions. [2023-11-19 02:58:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1347 transitions. [2023-11-19 02:58:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:58:30,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:30,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:31,510 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 02:58:36,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:36,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 753 states and 1346 transitions. [2023-11-19 02:58:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1346 transitions. [2023-11-19 02:58:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:58:36,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:36,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:37,001 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 02:58:42,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:42,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 753 states and 1345 transitions. [2023-11-19 02:58:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1345 transitions. [2023-11-19 02:58:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:58:42,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:42,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:42,742 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 02:58:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:44,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 660 states and 1175 transitions. [2023-11-19 02:58:44,955 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1175 transitions. [2023-11-19 02:58:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:58:44,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:44,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,150 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 02:58:47,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 618 states and 1101 transitions. [2023-11-19 02:58:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1101 transitions. [2023-11-19 02:58:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:58:47,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:47,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:47,979 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 02:58:53,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 618 states and 1100 transitions. [2023-11-19 02:58:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1100 transitions. [2023-11-19 02:58:53,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:58:53,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:53,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:53,539 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 02:58:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:59,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 618 states and 1099 transitions. [2023-11-19 02:58:59,064 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1099 transitions. [2023-11-19 02:58:59,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:58:59,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:59,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:59,392 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 02:59:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:07,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 618 states and 1098 transitions. [2023-11-19 02:59:07,171 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1098 transitions. [2023-11-19 02:59:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:59:07,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:07,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat