./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22565549446fb10d699e81ca4083722d91d5f2743033fe3de4e7c76b9089640a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:37:26,943 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:26,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:26,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:26,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:26,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:26,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:26,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:26,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:26,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:26,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:26,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:26,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:26,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:26,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:26,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:26,999 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:27,004 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:27,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:27,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:27,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:27,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:27,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:27,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:27,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:27,033 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:27,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:27,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:27,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:27,038 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:27,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:27,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:27,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:27,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:27,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:27,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:27,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:27,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:27,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:27,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:27,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:27,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:27,122 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:27,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:27,126 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:27,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:27,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:27,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:27,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:27,128 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:27,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:27,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:27,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:27,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:27,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:27,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:27,130 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:27,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:27,131 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:27,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:27,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:27,132 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:27,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:27,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:27,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:27,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:27,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:27,133 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:27,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:27,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:27,134 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_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22565549446fb10d699e81ca4083722d91d5f2743033fe3de4e7c76b9089640a [2022-10-17 16:37:27,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:27,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:27,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:27,437 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:27,438 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:27,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:37:27,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/data/89d1e5509/dfe9b15f7cb342ee9a0a295960976d3f/FLAG16d420c3d [2022-10-17 16:37:27,994 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:27,995 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:37:28,019 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/data/89d1e5509/dfe9b15f7cb342ee9a0a295960976d3f/FLAG16d420c3d [2022-10-17 16:37:28,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/data/89d1e5509/dfe9b15f7cb342ee9a0a295960976d3f [2022-10-17 16:37:28,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:28,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:28,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:28,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:28,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:28,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:28" (1/1) ... [2022-10-17 16:37:28,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24dcaeab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:28, skipping insertion in model container [2022-10-17 16:37:28,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:28" (1/1) ... [2022-10-17 16:37:28,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:28,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:28,798 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7163,7176] [2022-10-17 16:37:28,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:28,891 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:28,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7163,7176] [2022-10-17 16:37:28,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:29,013 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:29,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29 WrapperNode [2022-10-17 16:37:29,014 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:29,015 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:29,015 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:29,015 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:29,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,075 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 592 [2022-10-17 16:37:29,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:29,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:29,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:29,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:29,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,092 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,103 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,114 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:29,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:29,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:29,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:29,124 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:29" (1/1) ... [2022-10-17 16:37:29,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:29,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:29,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:29,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2af6622c-0797-4f5d-a6ed-2619d998c43b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:29,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:29,366 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:29,368 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:30,173 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:30,358 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:30,358 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:30,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:30 BoogieIcfgContainer [2022-10-17 16:37:30,361 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:30,362 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:30,362 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:30,402 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:30,402 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:30" (1/1) ... [2022-10-17 16:37:30,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:30,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 116 states and 193 transitions. [2022-10-17 16:37:30,483 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 193 transitions. [2022-10-17 16:37:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:37:30,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:30,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 205 transitions. [2022-10-17 16:37:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 205 transitions. [2022-10-17 16:37:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:31,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:31,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:31,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:31,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2022-10-17 16:37:31,979 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2022-10-17 16:37:31,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:31,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:31,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:32,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:33,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 127 states and 212 transitions. [2022-10-17 16:37:33,251 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 212 transitions. [2022-10-17 16:37:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:33,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:35,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 135 states and 229 transitions. [2022-10-17 16:37:35,251 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 229 transitions. [2022-10-17 16:37:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:35,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:35,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 152 states and 264 transitions. [2022-10-17 16:37:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 264 transitions. [2022-10-17 16:37:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:41,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:41,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:43,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 170 states and 308 transitions. [2022-10-17 16:37:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 308 transitions. [2022-10-17 16:37:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:47,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:48,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:52,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 187 states and 351 transitions. [2022-10-17 16:37:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 351 transitions. [2022-10-17 16:37:52,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:52,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 191 states and 360 transitions. [2022-10-17 16:37:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2022-10-17 16:37:57,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:37:57,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:57,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.