./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemrchr-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemrchr-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3a34687129125cc08371e7bb78f7bdb7a4f5274a9b22928fd388f593b6db6995 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:07:04,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:07:04,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:07:04,697 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:07:04,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:07:04,719 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:07:04,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:07:04,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:07:04,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:07:04,722 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:07:04,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:07:04,723 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:07:04,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:07:04,724 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:07:04,725 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:07:04,726 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:07:04,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:07:04,727 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:07:04,727 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:07:04,728 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:07:04,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:07:04,729 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:07:04,730 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:07:04,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:07:04,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:04,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:07:04,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:07:04,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:07:04,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:07:04,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a34687129125cc08371e7bb78f7bdb7a4f5274a9b22928fd388f593b6db6995 [2023-12-02 22:07:04,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:07:04,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:07:04,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:07:04,969 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:07:04,969 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:07:04,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-memsafety/openbsd_cmemrchr-alloca-2.i [2023-12-02 22:07:07,726 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:07:07,933 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:07:07,934 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/sv-benchmarks/c/array-memsafety/openbsd_cmemrchr-alloca-2.i [2023-12-02 22:07:07,948 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/data/8e15b865c/32ed40e310614f619c5533cccb885370/FLAGb1e1a5c1a [2023-12-02 22:07:07,963 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/data/8e15b865c/32ed40e310614f619c5533cccb885370 [2023-12-02 22:07:07,966 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:07:07,968 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:07:07,969 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:07,969 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:07:07,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:07:07,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:07" (1/1) ... [2023-12-02 22:07:07,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e7e6c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:07, skipping insertion in model container [2023-12-02 22:07:07,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:07" (1/1) ... [2023-12-02 22:07:08,020 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:07:08,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:08,300 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:07:08,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:08,366 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:07:08,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08 WrapperNode [2023-12-02 22:07:08,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:08,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:08,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:07:08,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:07:08,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,411 INFO L138 Inliner]: procedures = 117, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2023-12-02 22:07:08,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:08,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:07:08,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:07:08,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:07:08,422 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,422 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,426 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,434 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:07:08,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:07:08,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:07:08,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:07:08,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:08,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:07:08,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:07:08,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9387e0ab-dbc7-4110-87ac-a51a4e9ba04c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:07:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:07:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:07:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:07:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:07:08,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:07:08,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:07:08,607 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:07:08,609 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:07:08,782 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:07:08,854 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:07:08,854 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:07:08,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:08 BoogieIcfgContainer [2023-12-02 22:07:08,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:07:08,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:07:08,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:07:08,865 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:07:08,865 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:08" (1/1) ... [2023-12-02 22:07:08,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:07:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-12-02 22:07:08,919 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-12-02 22:07:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:07:08,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:08,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-12-02 22:07:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-12-02 22:07:09,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:07:09,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:09,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:09,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-12-02 22:07:09,684 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-12-02 22:07:09,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:07:09,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:09,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:10,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-12-02 22:07:10,839 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-12-02 22:07:10,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:07:10,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:10,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:10,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:11,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-12-02 22:07:11,136 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-12-02 22:07:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:07:11,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:11,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:11,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:11,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2023-12-02 22:07:11,954 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2023-12-02 22:07:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:07:11,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:11,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:12,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2023-12-02 22:07:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2023-12-02 22:07:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:07:12,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:12,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:14,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-12-02 22:07:14,576 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-12-02 22:07:14,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:07:14,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:14,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:14,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:07:15,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:15,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-12-02 22:07:15,943 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-12-02 22:07:15,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:07:15,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:15,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:16,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:18,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:18,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-12-02 22:07:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-12-02 22:07:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:07:18,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:18,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:18,313 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:07:19,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2023-12-02 22:07:19,034 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2023-12-02 22:07:19,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:07:19,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:19,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:22,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2023-12-02 22:07:22,992 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2023-12-02 22:07:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:07:22,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:22,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:07:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2023-12-02 22:07:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2023-12-02 22:07:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:07:23,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:23,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:24,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:26,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:26,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2023-12-02 22:07:26,753 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2023-12-02 22:07:26,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:07:26,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:26,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:07:28,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:28,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2023-12-02 22:07:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2023-12-02 22:07:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:07:28,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:28,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:28,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:07:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2023-12-02 22:07:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2023-12-02 22:07:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:07:28,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:28,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:32,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:32,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2023-12-02 22:07:32,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2023-12-02 22:07:32,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:07:32,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:32,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:33,842 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:37,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 93 transitions. [2023-12-02 22:07:37,645 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2023-12-02 22:07:37,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:07:37,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:37,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:07:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 52 states and 94 transitions. [2023-12-02 22:07:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 94 transitions. [2023-12-02 22:07:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:07:39,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:39,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:07:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2023-12-02 22:07:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2023-12-02 22:07:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:07:40,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:41,455 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 56 states and 99 transitions. [2023-12-02 22:07:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 99 transitions. [2023-12-02 22:07:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:07:46,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:46,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:46,501 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:07:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 57 states and 100 transitions. [2023-12-02 22:07:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 100 transitions. [2023-12-02 22:07:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:07:48,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:49,778 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 60 states and 107 transitions. [2023-12-02 22:07:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 107 transitions. [2023-12-02 22:07:53,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:07:53,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:54,330 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:07:58,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 64 states and 116 transitions. [2023-12-02 22:07:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 116 transitions. [2023-12-02 22:07:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:07:58,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:58,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 22:08:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 65 states and 117 transitions. [2023-12-02 22:08:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 117 transitions. [2023-12-02 22:08:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:08:00,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:00,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:00,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:09,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 68 states and 123 transitions. [2023-12-02 22:08:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 123 transitions. [2023-12-02 22:08:09,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:08:09,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:09,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:12,685 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:23,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 75 states and 145 transitions. [2023-12-02 22:08:23,742 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 145 transitions. [2023-12-02 22:08:23,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:08:23,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:23,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 22:08:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:26,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 76 states and 146 transitions. [2023-12-02 22:08:26,315 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 146 transitions. [2023-12-02 22:08:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:26,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:26,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:26,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 80 states and 154 transitions. [2023-12-02 22:08:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 154 transitions. [2023-12-02 22:08:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:08:34,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:34,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:35,055 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-12-02 22:08:38,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:38,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 81 states and 156 transitions. [2023-12-02 22:08:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2023-12-02 22:08:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:08:38,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:38,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:39,943 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:46,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:46,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 84 states and 162 transitions. [2023-12-02 22:08:46,447 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 162 transitions. [2023-12-02 22:08:46,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:08:46,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:46,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:47,626 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:08:54,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2023-12-02 22:08:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2023-12-02 22:08:54,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:08:54,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:54,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:54,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-02 22:08:58,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 89 states and 172 transitions. [2023-12-02 22:08:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 172 transitions. [2023-12-02 22:08:58,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:08:58,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:58,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:00,098 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 92 states and 178 transitions. [2023-12-02 22:09:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 178 transitions. [2023-12-02 22:09:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:09:07,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:07,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:07,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:11,624 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:26,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:26,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 99 states and 200 transitions. [2023-12-02 22:09:26,556 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 200 transitions. [2023-12-02 22:09:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:09:26,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:26,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:28,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 100 states and 202 transitions. [2023-12-02 22:09:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 202 transitions. [2023-12-02 22:09:28,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:09:28,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:28,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:28,512 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:31,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 102 states and 204 transitions. [2023-12-02 22:09:31,778 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 204 transitions. [2023-12-02 22:09:31,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:09:31,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:31,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:31,893 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-12-02 22:09:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 103 states and 205 transitions. [2023-12-02 22:09:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 205 transitions. [2023-12-02 22:09:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:09:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:35,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:35,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:37,536 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:09:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:45,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 106 states and 212 transitions. [2023-12-02 22:09:45,955 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 212 transitions. [2023-12-02 22:09:45,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:09:45,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:45,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:46,017 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 22:09:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:49,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 107 states and 213 transitions. [2023-12-02 22:09:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 213 transitions. [2023-12-02 22:09:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:09:49,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:49,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:10:02,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:02,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2023-12-02 22:10:02,828 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2023-12-02 22:10:02,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:10:02,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:02,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:10:12,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 115 states and 231 transitions. [2023-12-02 22:10:12,224 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 231 transitions. [2023-12-02 22:10:12,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:10:12,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:12,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:12,282 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 22:10:16,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:16,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 116 states and 233 transitions. [2023-12-02 22:10:16,575 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 233 transitions. [2023-12-02 22:10:16,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:10:16,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:16,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:18,887 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:10:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 119 states and 239 transitions. [2023-12-02 22:10:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 239 transitions. [2023-12-02 22:10:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:10:28,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:28,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:10:54,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 126 states and 262 transitions. [2023-12-02 22:10:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 262 transitions. [2023-12-02 22:10:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:10:54,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:54,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:11:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:04,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 127 states and 264 transitions. [2023-12-02 22:11:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 264 transitions. [2023-12-02 22:11:04,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:11:04,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:04,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:11:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:16,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 129 states and 266 transitions. [2023-12-02 22:11:16,059 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 266 transitions. [2023-12-02 22:11:16,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:11:16,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:16,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2023-12-02 22:11:20,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 130 states and 267 transitions. [2023-12-02 22:11:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 267 transitions. [2023-12-02 22:11:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:11:20,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:11:34,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:34,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 133 states and 273 transitions. [2023-12-02 22:11:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 273 transitions. [2023-12-02 22:11:34,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:11:34,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:34,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:34,434 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-12-02 22:11:39,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:39,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 134 states and 274 transitions. [2023-12-02 22:11:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 274 transitions. [2023-12-02 22:11:39,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:11:39,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:39,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:11:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:53,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 137 states and 280 transitions. [2023-12-02 22:11:53,957 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 280 transitions. [2023-12-02 22:11:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:11:53,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:53,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:55,984 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:08,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:08,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 141 states and 289 transitions. [2023-12-02 22:12:08,255 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 289 transitions. [2023-12-02 22:12:08,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:12:08,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:08,369 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2023-12-02 22:12:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 142 states and 290 transitions. [2023-12-02 22:12:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 290 transitions. [2023-12-02 22:12:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:12:13,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:20,251 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:12:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:36,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 145 states and 301 transitions. [2023-12-02 22:12:36,725 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 301 transitions. [2023-12-02 22:12:36,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:12:36,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:36,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:13:09,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:09,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 152 states and 322 transitions. [2023-12-02 22:13:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 322 transitions. [2023-12-02 22:13:09,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:13:09,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:09,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:09,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:14,501 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:13:26,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:26,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 155 states and 329 transitions. [2023-12-02 22:13:26,122 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 329 transitions. [2023-12-02 22:13:26,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:13:26,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:26,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2023-12-02 22:13:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:32,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 156 states and 330 transitions. [2023-12-02 22:13:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 330 transitions. [2023-12-02 22:13:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:13:32,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:32,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:34,899 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:13:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 160 states and 338 transitions. [2023-12-02 22:13:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 338 transitions. [2023-12-02 22:13:50,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:13:50,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:50,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:50,344 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-12-02 22:13:56,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 163 states and 345 transitions. [2023-12-02 22:13:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 345 transitions. [2023-12-02 22:13:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:13:56,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:56,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:01,085 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:14:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:27,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 170 states and 359 transitions. [2023-12-02 22:14:27,186 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 359 transitions. [2023-12-02 22:14:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:14:27,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:27,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:29,530 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 12 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:14:44,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:44,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 174 states and 368 transitions. [2023-12-02 22:14:44,999 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 368 transitions. [2023-12-02 22:14:45,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:14:45,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:45,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:45,193 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2023-12-02 22:14:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 177 states and 373 transitions. [2023-12-02 22:14:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 373 transitions. [2023-12-02 22:14:51,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:14:51,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:51,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:55,291 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:15:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:11,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 180 states and 381 transitions. [2023-12-02 22:15:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 381 transitions. [2023-12-02 22:15:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:15:11,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:11,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:22,546 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:15:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 187 states and 404 transitions. [2023-12-02 22:15:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 404 transitions. [2023-12-02 22:15:54,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:15:54,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:54,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:16:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:07,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 190 states and 409 transitions. [2023-12-02 22:16:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 409 transitions. [2023-12-02 22:16:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:16:07,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:07,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2023-12-02 22:16:14,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:14,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 193 states and 415 transitions. [2023-12-02 22:16:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 415 transitions. [2023-12-02 22:16:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:16:14,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:14,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:16:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:46,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 199 states and 427 transitions. [2023-12-02 22:16:46,503 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 427 transitions. [2023-12-02 22:16:46,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:16:46,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:46,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:46,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:46,640 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2023-12-02 22:16:54,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:54,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 202 states and 432 transitions. [2023-12-02 22:16:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 432 transitions. [2023-12-02 22:16:54,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:16:54,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:54,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:17:16,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:16,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 205 states and 438 transitions. [2023-12-02 22:17:16,168 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 438 transitions. [2023-12-02 22:17:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:17:16,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:16,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 14 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:17:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 209 states and 447 transitions. [2023-12-02 22:17:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 447 transitions. [2023-12-02 22:17:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:17:38,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:38,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2023-12-02 22:17:45,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 212 states and 451 transitions. [2023-12-02 22:17:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 451 transitions. [2023-12-02 22:17:45,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:17:45,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:45,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:50,285 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:18:09,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:09,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 215 states and 457 transitions. [2023-12-02 22:18:09,775 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 457 transitions. [2023-12-02 22:18:09,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:18:09,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:09,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:19:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 222 states and 478 transitions. [2023-12-02 22:19:05,823 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 478 transitions. [2023-12-02 22:19:05,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:19:05,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:05,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:06,341 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:19:13,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 224 states and 484 transitions. [2023-12-02 22:19:13,949 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 484 transitions. [2023-12-02 22:19:13,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:19:13,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:13,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:24,809 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:19:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 225 states and 486 transitions. [2023-12-02 22:19:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 486 transitions. [2023-12-02 22:19:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:19:38,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:38,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-12-02 22:19:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:47,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 228 states and 490 transitions. [2023-12-02 22:19:47,190 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 490 transitions. [2023-12-02 22:19:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:19:47,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:47,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:20:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 231 states and 496 transitions. [2023-12-02 22:20:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 496 transitions. [2023-12-02 22:20:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:20:13,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 484 trivial. 0 not checked. [2023-12-02 22:20:22,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:22,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 234 states and 500 transitions. [2023-12-02 22:20:22,310 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 500 transitions. [2023-12-02 22:20:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:20:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:22,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:20:54,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:54,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 237 states and 508 transitions. [2023-12-02 22:20:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 508 transitions. [2023-12-02 22:20:54,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:20:54,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:54,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 16 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.