./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/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 742f5d2e7cf114f57c75e9ec70cbf1110245ef125564c2c81d93a290329b3301 --- 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 16:35:22,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:22,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:22,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:22,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:22,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:22,502 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:22,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:22,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:22,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:22,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:22,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:22,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:22,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:22,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:22,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:22,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:22,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:22,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:22,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:22,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:22,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:22,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:22,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:22,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:22,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:22,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:22,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:22,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:22,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:22,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:22,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:22,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:22,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:22,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:22,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:22,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:22,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:22,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:22,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:22,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:22,558 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:22,603 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:22,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:22,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:22,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:22,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:22,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:22,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:22,614 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:22,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:22,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:22,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:22,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:22,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:22,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:22,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:22,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:22,617 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:22,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:22,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:22,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:22,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:22,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:22,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:22,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:22,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:22,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:22,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:22,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:22,620 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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742f5d2e7cf114f57c75e9ec70cbf1110245ef125564c2c81d93a290329b3301 [2022-10-17 16:35:22,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:22,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:22,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:22,944 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:22,946 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:22,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:35:23,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/data/9f087d9aa/648d668fe1cf45f09764596f44e42c25/FLAGae03606c7 [2022-10-17 16:35:23,715 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:23,716 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-10-17 16:35:23,731 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/data/9f087d9aa/648d668fe1cf45f09764596f44e42c25/FLAGae03606c7 [2022-10-17 16:35:23,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/data/9f087d9aa/648d668fe1cf45f09764596f44e42c25 [2022-10-17 16:35:23,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:23,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:23,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:23,942 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:23,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:23,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:23" (1/1) ... [2022-10-17 16:35:23,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66717255 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:23, skipping insertion in model container [2022-10-17 16:35:23,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:23" (1/1) ... [2022-10-17 16:35:23,957 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:24,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:24,472 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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15866,15879] [2022-10-17 16:35:24,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:24,701 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:24,830 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_9d40f018-dc0b-48c9-8ca9-aa108ca84537/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15866,15879] [2022-10-17 16:35:24,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:24,908 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:24,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24 WrapperNode [2022-10-17 16:35:24,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:24,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:24,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:24,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:24,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:24,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,028 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1292 [2022-10-17 16:35:25,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:25,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:25,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:25,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:25,045 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,092 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:25,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:25,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:25,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:25,121 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:24" (1/1) ... [2022-10-17 16:35:25,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:25,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:25,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:25,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d40f018-dc0b-48c9-8ca9-aa108ca84537/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:25,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:25,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:25,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:25,410 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:25,412 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:26,850 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:27,352 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:27,352 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:35:27,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:27 BoogieIcfgContainer [2022-10-17 16:35:27,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:27,359 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:27,359 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:27,371 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:27,372 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:27" (1/1) ... [2022-10-17 16:35:27,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:27,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 250 states and 441 transitions. [2022-10-17 16:35:27,492 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 441 transitions. [2022-10-17 16:35:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:35:27,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:27,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:29,717 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 16:35:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:30,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 261 states and 468 transitions. [2022-10-17 16:35:30,079 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 468 transitions. [2022-10-17 16:35:30,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:30,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:30,350 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 16:35:30,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 263 states and 472 transitions. [2022-10-17 16:35:30,728 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 472 transitions. [2022-10-17 16:35:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:30,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:30,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:30,953 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 16:35:31,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 274 states and 499 transitions. [2022-10-17 16:35:31,568 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 499 transitions. [2022-10-17 16:35:31,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:31,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:31,696 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 16:35:31,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 276 states and 501 transitions. [2022-10-17 16:35:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 501 transitions. [2022-10-17 16:35:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:31,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:31,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:31,947 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 16:35:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 283 states and 519 transitions. [2022-10-17 16:35:33,027 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 519 transitions. [2022-10-17 16:35:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:33,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,182 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 16:35:33,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 284 states and 521 transitions. [2022-10-17 16:35:33,259 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 521 transitions. [2022-10-17 16:35:33,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:35:33,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,384 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 16:35:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:33,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 284 states and 519 transitions. [2022-10-17 16:35:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 519 transitions. [2022-10-17 16:35:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:33,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:33,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:33,670 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 16:35:34,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 332 states and 626 transitions. [2022-10-17 16:35:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 626 transitions. [2022-10-17 16:35:34,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:34,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,527 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 16:35:34,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 330 states and 619 transitions. [2022-10-17 16:35:34,604 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 619 transitions. [2022-10-17 16:35:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:34,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:34,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:34,859 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 16:35:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:35,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 378 states and 722 transitions. [2022-10-17 16:35:35,930 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 722 transitions. [2022-10-17 16:35:35,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:35,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:35,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:35,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,107 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 16:35:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 376 states and 715 transitions. [2022-10-17 16:35:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 715 transitions. [2022-10-17 16:35:36,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:36,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:36,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:36,377 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 16:35:37,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 423 states and 815 transitions. [2022-10-17 16:35:37,104 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 815 transitions. [2022-10-17 16:35:37,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:37,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,278 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 16:35:37,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 422 states and 811 transitions. [2022-10-17 16:35:37,370 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 811 transitions. [2022-10-17 16:35:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:37,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:37,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:37,600 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 16:35:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 470 states and 913 transitions. [2022-10-17 16:35:39,140 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 913 transitions. [2022-10-17 16:35:39,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:39,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,271 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 16:35:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 468 states and 906 transitions. [2022-10-17 16:35:39,336 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 906 transitions. [2022-10-17 16:35:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:39,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:39,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:39,591 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 16:35:41,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 515 states and 1007 transitions. [2022-10-17 16:35:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1007 transitions. [2022-10-17 16:35:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:41,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,703 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 16:35:41,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 514 states and 1001 transitions. [2022-10-17 16:35:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1001 transitions. [2022-10-17 16:35:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:41,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:41,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:41,984 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 16:35:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 562 states and 1104 transitions. [2022-10-17 16:35:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1104 transitions. [2022-10-17 16:35:43,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-10-17 16:35:43,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:44,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:44,125 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 16:35:44,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 559 states and 1093 transitions. [2022-10-17 16:35:44,211 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1093 transitions. [2022-10-17 16:35:44,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:35:44,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:44,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:44,330 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 16:35:45,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 572 states and 1123 transitions. [2022-10-17 16:35:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1123 transitions. [2022-10-17 16:35:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:35:45,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:45,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:45,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:45,557 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 16:35:46,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:46,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 576 states and 1131 transitions. [2022-10-17 16:35:46,496 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1131 transitions. [2022-10-17 16:35:46,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:35:46,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:46,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:47,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.