./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ --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 a82391ebb044799bad480df1878c271ded14d474016d9ad90c3e7a554ae5460f --- 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-6b4ec56 [2022-11-20 17:46:21,517 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:21,519 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:21,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:21,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:21,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:21,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:21,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:21,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:21,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:21,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:21,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:21,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:21,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:21,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:21,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:21,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:21,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:21,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:21,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:21,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:21,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:21,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:21,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:21,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:21,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:21,623 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:21,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:21,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:21,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:21,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:21,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:21,630 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:21,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:21,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:21,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:21,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:21,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:21,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:21,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:21,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:21,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:46:21,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:21,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:21,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:46:21,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:46:21,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:21,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:21,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:21,678 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:46:21,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:21,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:46:21,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:21,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:46:21,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:21,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:46:21,680 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:46:21,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:46:21,681 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:21,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:46:21,681 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:21,681 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:21,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:21,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:21,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:21,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:21,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:46:21,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:21,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:21,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:46:21,684 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_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a82391ebb044799bad480df1878c271ded14d474016d9ad90c3e7a554ae5460f [2022-11-20 17:46:21,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:22,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:22,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:22,022 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:22,023 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:22,025 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-11-20 17:46:24,992 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:25,272 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:25,279 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-11-20 17:46:25,287 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/data/049f94358/28ab192599f04be699217f2b53b86b13/FLAGfcf4944d1 [2022-11-20 17:46:25,302 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/data/049f94358/28ab192599f04be699217f2b53b86b13 [2022-11-20 17:46:25,304 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:25,306 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:25,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:25,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:25,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:25,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f51b72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25, skipping insertion in model container [2022-11-20 17:46:25,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:25,345 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:25,510 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4067,4080] [2022-11-20 17:46:25,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:25,543 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:25,574 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4067,4080] [2022-11-20 17:46:25,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:25,606 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:25,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25 WrapperNode [2022-11-20 17:46:25,607 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:25,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:25,608 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:25,608 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:25,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,627 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,656 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 270 [2022-11-20 17:46:25,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:25,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:25,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:25,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:25,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,677 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,687 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:25,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:25,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:25,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:25,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:25" (1/1) ... [2022-11-20 17:46:25,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:25,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:25,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:25,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69fb6619-2b6c-411d-80ff-b345551aa56d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:46:25,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:46:25,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:25,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:25,993 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:25,995 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:26,398 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:26,501 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:26,501 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:46:26,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:26 BoogieIcfgContainer [2022-11-20 17:46:26,504 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:26,505 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:26,505 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:26,516 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:26,517 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:26" (1/1) ... [2022-11-20 17:46:26,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:46:26,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:26,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2022-11-20 17:46:26,593 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2022-11-20 17:46:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:46:26,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:26,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:27,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:27,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2022-11-20 17:46:27,149 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2022-11-20 17:46:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:46:27,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:27,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:27,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2022-11-20 17:46:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2022-11-20 17:46:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:46:27,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:27,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:27,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2022-11-20 17:46:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2022-11-20 17:46:27,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:46:27,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:27,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:28,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2022-11-20 17:46:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2022-11-20 17:46:28,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:46:28,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:28,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:28,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2022-11-20 17:46:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2022-11-20 17:46:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:46:28,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:28,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2022-11-20 17:46:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2022-11-20 17:46:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:46:28,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:28,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2022-11-20 17:46:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2022-11-20 17:46:29,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:46:29,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:29,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2022-11-20 17:46:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2022-11-20 17:46:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:46:29,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:29,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:29,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:29,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2022-11-20 17:46:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2022-11-20 17:46:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:46:29,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:29,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:29,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2022-11-20 17:46:29,988 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2022-11-20 17:46:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:29,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:30,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:30,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:31,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:31,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 176 transitions. [2022-11-20 17:46:31,885 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2022-11-20 17:46:31,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:31,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:31,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:32,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 209 transitions. [2022-11-20 17:46:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 209 transitions. [2022-11-20 17:46:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:35,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:35,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:35,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:35,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:35,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2022-11-20 17:46:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2022-11-20 17:46:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:35,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:35,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:35,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:35,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2022-11-20 17:46:35,648 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2022-11-20 17:46:35,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:35,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:35,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:36,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 212 transitions. [2022-11-20 17:46:36,146 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 212 transitions. [2022-11-20 17:46:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:36,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:36,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:36,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:36,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2022-11-20 17:46:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2022-11-20 17:46:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:36,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:36,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:36,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 133 states and 212 transitions. [2022-11-20 17:46:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions. [2022-11-20 17:46:36,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:46:36,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:36,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:36,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 134 states and 212 transitions. [2022-11-20 17:46:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 212 transitions. [2022-11-20 17:46:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:46:36,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:36,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:36,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:36,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:41,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 142 states and 226 transitions. [2022-11-20 17:46:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 226 transitions. [2022-11-20 17:46:41,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:46:41,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:41,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 146 states and 237 transitions. [2022-11-20 17:46:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 237 transitions. [2022-11-20 17:46:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:46:42,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:42,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:42,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:39,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 176 states and 318 transitions. [2022-11-20 17:47:39,084 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 318 transitions. [2022-11-20 17:47:39,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:47:39,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:39,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:39,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:39,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:48:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 189 states and 348 transitions. [2022-11-20 17:48:15,591 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 348 transitions. [2022-11-20 17:48:15,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:48:15,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:15,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:16,037 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:48:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:30,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 198 states and 367 transitions. [2022-11-20 17:48:30,160 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 367 transitions. [2022-11-20 17:48:30,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:48:30,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:30,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:30,601 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:48:54,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:54,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 212 states and 397 transitions. [2022-11-20 17:48:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 397 transitions. [2022-11-20 17:48:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:48:54,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:54,632 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:49:00,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 216 states and 404 transitions. [2022-11-20 17:49:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 404 transitions. [2022-11-20 17:49:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:49:00,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:00,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:01,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:50:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:26,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 247 states and 489 transitions. [2022-11-20 17:50:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 489 transitions. [2022-11-20 17:50:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:50:26,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:26,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:46,995 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:27,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:27,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 278 states and 587 transitions. [2022-11-20 17:53:27,891 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 587 transitions. [2022-11-20 17:53:27,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:53:27,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:27,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:27,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:28,664 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 295 states and 622 transitions. [2022-11-20 17:54:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 622 transitions. [2022-11-20 17:54:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:54:21,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:21,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:10,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 313 states and 666 transitions. [2022-11-20 17:55:10,159 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 666 transitions. [2022-11-20 17:55:10,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:55:10,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:10,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:45,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 327 states and 692 transitions. [2022-11-20 17:55:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 692 transitions. [2022-11-20 17:55:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:55:45,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:45,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:46,976 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:55:50,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:50,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 328 states and 693 transitions. [2022-11-20 17:55:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 693 transitions. [2022-11-20 17:55:50,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:55:50,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:50,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:12,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:12,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 339 states and 713 transitions. [2022-11-20 17:56:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 713 transitions. [2022-11-20 17:56:12,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:12,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:12,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:13,140 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:56:40,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:40,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 350 states and 750 transitions. [2022-11-20 17:56:40,100 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 750 transitions. [2022-11-20 17:56:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 17:56:40,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:40,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:56:45,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 355 states and 759 transitions. [2022-11-20 17:56:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 759 transitions. [2022-11-20 17:56:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:56:45,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:45,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:56:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:52,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 357 states and 772 transitions. [2022-11-20 17:56:52,532 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 772 transitions. [2022-11-20 17:56:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:56:52,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:52,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:57:02,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:02,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 362 states and 780 transitions. [2022-11-20 17:57:02,872 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 780 transitions. [2022-11-20 17:57:02,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:57:02,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:02,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:02,952 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:57:26,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 369 states and 801 transitions. [2022-11-20 17:57:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 801 transitions. [2022-11-20 17:57:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:26,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:26,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:28,122 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:57:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:49,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 378 states and 830 transitions. [2022-11-20 17:57:49,273 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 830 transitions. [2022-11-20 17:57:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:57:49,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:49,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:49,364 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:58:06,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 385 states and 850 transitions. [2022-11-20 17:58:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 850 transitions. [2022-11-20 17:58:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:58:06,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:06,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:06,740 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:20,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:20,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 392 states and 876 transitions. [2022-11-20 17:58:20,388 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 876 transitions. [2022-11-20 17:58:20,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:58:20,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:20,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:38,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:38,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 399 states and 896 transitions. [2022-11-20 17:58:38,816 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 896 transitions. [2022-11-20 17:58:38,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:58:38,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:38,931 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:59:03,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 406 states and 916 transitions. [2022-11-20 17:59:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 916 transitions. [2022-11-20 17:59:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:59:03,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:03,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:03,569 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:59:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 411 states and 923 transitions. [2022-11-20 17:59:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 923 transitions. [2022-11-20 17:59:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:59:16,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:16,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:17,299 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:59:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:37,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 418 states and 939 transitions. [2022-11-20 17:59:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 939 transitions. [2022-11-20 17:59:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 17:59:37,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:37,322 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:00:02,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 425 states and 954 transitions. [2022-11-20 18:00:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 954 transitions. [2022-11-20 18:00:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 18:00:02,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:00:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:16,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 432 states and 975 transitions. [2022-11-20 18:00:16,848 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 975 transitions. [2022-11-20 18:00:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 18:00:16,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:16,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.