./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/prefixsum_iter.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/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_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/prefixsum_iter.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/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_44a8910c-91e0-481b-beb7-b5997bdf5e38/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 4cd641fa41c29ed0240eed782d3555502472fe8bb63d504547076d8eeefa2c0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:01:36,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:01:36,315 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:01:36,320 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:01:36,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:01:36,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:01:36,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:01:36,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:01:36,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:01:36,344 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:01:36,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:01:36,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:01:36,346 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:01:36,346 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:01:36,347 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:01:36,347 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:01:36,348 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:01:36,348 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:01:36,349 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:01:36,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:01:36,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:01:36,351 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:01:36,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:01:36,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:01:36,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:36,352 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:01:36,353 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:01:36,353 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:01:36,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:01:36,354 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_44a8910c-91e0-481b-beb7-b5997bdf5e38/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cd641fa41c29ed0240eed782d3555502472fe8bb63d504547076d8eeefa2c0d [2023-12-02 22:01:36,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:01:36,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:01:36,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:01:36,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:01:36,586 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:01:36,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/verifythis/prefixsum_iter.c [2023-12-02 22:01:39,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:01:39,531 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:01:39,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/sv-benchmarks/c/verifythis/prefixsum_iter.c [2023-12-02 22:01:39,538 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/data/bc9df4401/bfa9668a44744ccb84da748d4316fcc6/FLAG5ecba4c74 [2023-12-02 22:01:39,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/data/bc9df4401/bfa9668a44744ccb84da748d4316fcc6 [2023-12-02 22:01:39,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:01:39,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:01:39,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:39,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:01:39,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:01:39,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62328c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39, skipping insertion in model container [2023-12-02 22:01:39,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,581 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:01:39,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:39,757 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:01:39,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:39,800 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:01:39,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39 WrapperNode [2023-12-02 22:01:39,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:39,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:39,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:01:39,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:01:39,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,838 INFO L138 Inliner]: procedures = 22, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 144 [2023-12-02 22:01:39,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:39,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:01:39,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:01:39,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:01:39,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,853 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,853 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,866 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:01:39,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:01:39,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:01:39,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:01:39,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:39" (1/1) ... [2023-12-02 22:01:39,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:39,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:01:39,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:01:39,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44a8910c-91e0-481b-beb7-b5997bdf5e38/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:01:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:01:39,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:01:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:01:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:01:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:01:39,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:01:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:01:39,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:01:40,038 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:01:40,040 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:01:40,371 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:01:40,462 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:01:40,462 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-12-02 22:01:40,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:01:40 BoogieIcfgContainer [2023-12-02 22:01:40,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:01:40,464 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:01:40,464 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:01:40,473 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:01:40,473 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:01:40" (1/1) ... [2023-12-02 22:01:40,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:01:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 66 states and 73 transitions. [2023-12-02 22:01:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-12-02 22:01:40,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:01:40,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:40,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:40,819 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 22:01:40,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2023-12-02 22:01:40,860 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-12-02 22:01:40,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:01:40,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:40,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:41,209 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 22:01:41,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:41,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 71 states and 85 transitions. [2023-12-02 22:01:41,524 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 85 transitions. [2023-12-02 22:01:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:01:41,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:41,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:41,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:42,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:42,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2023-12-02 22:01:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2023-12-02 22:01:42,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:01:42,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:42,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:42,105 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 22:01:42,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:42,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 75 states and 95 transitions. [2023-12-02 22:01:42,460 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2023-12-02 22:01:42,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:01:42,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:42,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:42,793 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 22:01:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2023-12-02 22:01:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2023-12-02 22:01:43,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:01:43,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:43,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:43,997 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 22:01:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2023-12-02 22:01:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2023-12-02 22:01:45,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:01:45,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:45,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:45,239 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 22:01:45,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:45,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2023-12-02 22:01:45,634 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2023-12-02 22:01:45,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:01:45,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:45,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:45,710 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 22:01:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 113 transitions. [2023-12-02 22:01:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2023-12-02 22:01:46,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:01:46,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:46,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:47,006 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:48,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 80 states and 107 transitions. [2023-12-02 22:01:48,058 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2023-12-02 22:01:48,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:01:48,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:48,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2023-12-02 22:01:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2023-12-02 22:01:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:01:48,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:48,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:48,989 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 22:01:51,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 85 states and 120 transitions. [2023-12-02 22:01:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2023-12-02 22:01:51,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:01:51,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:51,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:52,175 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 22:01:54,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:54,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 89 states and 131 transitions. [2023-12-02 22:01:54,006 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 131 transitions. [2023-12-02 22:01:54,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:01:54,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:54,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:54,126 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 22:01:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 91 states and 134 transitions. [2023-12-02 22:01:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 134 transitions. [2023-12-02 22:01:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:01:54,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:54,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:55,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:55,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 135 transitions. [2023-12-02 22:01:55,687 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 135 transitions. [2023-12-02 22:01:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:01:55,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:55,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:55,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:01:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:01:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:01:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 97 states and 150 transitions. [2023-12-02 22:01:59,295 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 150 transitions. [2023-12-02 22:01:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:01:59,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:01:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:01:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:00,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 166 transitions. [2023-12-02 22:02:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2023-12-02 22:02:03,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:03,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:03,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:04,077 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 22:02:04,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:04,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2023-12-02 22:02:04,719 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2023-12-02 22:02:04,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:04,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:04,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:05,115 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 22:02:06,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:06,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 108 states and 180 transitions. [2023-12-02 22:02:06,612 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2023-12-02 22:02:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:06,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:06,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:07,651 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:11,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:11,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 191 transitions. [2023-12-02 22:02:11,673 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 191 transitions. [2023-12-02 22:02:11,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:11,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:11,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:11,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:12,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 199 transitions. [2023-12-02 22:02:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2023-12-02 22:02:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:13,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:13,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:15,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 115 states and 200 transitions. [2023-12-02 22:02:15,072 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 200 transitions. [2023-12-02 22:02:15,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:02:15,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:15,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 205 transitions. [2023-12-02 22:02:16,412 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 205 transitions. [2023-12-02 22:02:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:02:16,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:16,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:17,839 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:22,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 121 states and 226 transitions. [2023-12-02 22:02:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 226 transitions. [2023-12-02 22:02:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:02:22,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:22,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:22,504 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 121 states and 225 transitions. [2023-12-02 22:02:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 225 transitions. [2023-12-02 22:02:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:02:23,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:23,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:23,839 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:26,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 124 states and 228 transitions. [2023-12-02 22:02:26,344 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 228 transitions. [2023-12-02 22:02:26,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:02:26,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:26,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 125 states and 229 transitions. [2023-12-02 22:02:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 229 transitions. [2023-12-02 22:02:27,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:02:27,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:27,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:27,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:27,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 125 states and 228 transitions. [2023-12-02 22:02:27,885 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 228 transitions. [2023-12-02 22:02:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:27,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:27,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:28,050 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 22:02:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:28,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 128 states and 235 transitions. [2023-12-02 22:02:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 235 transitions. [2023-12-02 22:02:28,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:28,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:29,171 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 22:02:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 131 states and 244 transitions. [2023-12-02 22:02:31,219 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 244 transitions. [2023-12-02 22:02:31,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:31,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:31,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:32,134 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 22:02:35,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:35,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 134 states and 253 transitions. [2023-12-02 22:02:35,618 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 253 transitions. [2023-12-02 22:02:35,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:35,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:35,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:35,649 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 22:02:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 264 transitions. [2023-12-02 22:02:36,348 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 264 transitions. [2023-12-02 22:02:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:36,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:36,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:36,918 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 22:02:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 276 transitions. [2023-12-02 22:02:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 276 transitions. [2023-12-02 22:02:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:40,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:40,596 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:43,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 143 states and 283 transitions. [2023-12-02 22:02:43,903 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 283 transitions. [2023-12-02 22:02:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:43,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:43,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:02:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:46,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 144 states and 286 transitions. [2023-12-02 22:02:46,362 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 286 transitions. [2023-12-02 22:02:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:46,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:46,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:46,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:46,378 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:02:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 144 states and 284 transitions. [2023-12-02 22:02:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 284 transitions. [2023-12-02 22:02:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:47,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:47,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:47,370 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:02:48,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:48,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 144 states and 283 transitions. [2023-12-02 22:02:48,436 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 283 transitions. [2023-12-02 22:02:48,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:48,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:48,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:49,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:52,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 146 states and 292 transitions. [2023-12-02 22:02:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 292 transitions. [2023-12-02 22:02:52,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:02:52,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:52,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:02:55,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:55,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 148 states and 293 transitions. [2023-12-02 22:02:55,177 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 293 transitions. [2023-12-02 22:02:55,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:02:55,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:55,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:55,682 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 22:02:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:02:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 150 states and 300 transitions. [2023-12-02 22:02:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 300 transitions. [2023-12-02 22:02:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:02:57,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:02:57,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:02:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:02:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 153 states and 311 transitions. [2023-12-02 22:03:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 311 transitions. [2023-12-02 22:03:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:03:03,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:03,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:03,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 154 states and 311 transitions. [2023-12-02 22:03:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 311 transitions. [2023-12-02 22:03:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:03:06,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:06,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:06,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 153 states and 309 transitions. [2023-12-02 22:03:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 309 transitions. [2023-12-02 22:03:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:03:07,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:07,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:07,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:08,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:08,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 155 states and 310 transitions. [2023-12-02 22:03:08,738 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 310 transitions. [2023-12-02 22:03:08,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:08,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:08,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:10,561 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 22:03:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:19,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 162 states and 332 transitions. [2023-12-02 22:03:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 332 transitions. [2023-12-02 22:03:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:19,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:19,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:03:20,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 163 states and 333 transitions. [2023-12-02 22:03:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 333 transitions. [2023-12-02 22:03:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:20,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:20,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 165 states and 339 transitions. [2023-12-02 22:03:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 339 transitions. [2023-12-02 22:03:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:23,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:23,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:03:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:23,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 164 states and 338 transitions. [2023-12-02 22:03:23,855 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 338 transitions. [2023-12-02 22:03:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:23,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:23,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:24,291 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:26,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 166 states and 342 transitions. [2023-12-02 22:03:26,873 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 342 transitions. [2023-12-02 22:03:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:26,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:26,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:03:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:30,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 167 states and 345 transitions. [2023-12-02 22:03:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 345 transitions. [2023-12-02 22:03:30,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:03:30,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:30,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:03:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 173 states and 360 transitions. [2023-12-02 22:03:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 360 transitions. [2023-12-02 22:03:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:03:41,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:41,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:41,460 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 22:03:48,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:03:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 181 states and 379 transitions. [2023-12-02 22:03:48,377 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 379 transitions. [2023-12-02 22:03:48,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:03:48,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:03:48,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:03:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:03:49,602 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 22:04:00,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:00,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 189 states and 402 transitions. [2023-12-02 22:04:00,377 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 402 transitions. [2023-12-02 22:04:00,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:04:00,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:00,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:12,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:12,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 197 states and 419 transitions. [2023-12-02 22:04:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 419 transitions. [2023-12-02 22:04:12,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:04:12,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:12,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:04:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 203 states and 427 transitions. [2023-12-02 22:04:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 427 transitions. [2023-12-02 22:04:18,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:18,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:18,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:29,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 203 states and 431 transitions. [2023-12-02 22:04:29,725 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 431 transitions. [2023-12-02 22:04:29,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:29,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:29,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:29,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:04:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:29,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 202 states and 430 transitions. [2023-12-02 22:04:29,768 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 430 transitions. [2023-12-02 22:04:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:29,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:29,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:31,339 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:34,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 142 states and 254 transitions. [2023-12-02 22:04:34,336 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 254 transitions. [2023-12-02 22:04:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:34,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:34,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:34,771 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:04:36,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:36,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 253 transitions. [2023-12-02 22:04:36,541 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2023-12-02 22:04:36,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:36,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:36,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:38,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:04:40,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 142 states and 256 transitions. [2023-12-02 22:04:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 256 transitions. [2023-12-02 22:04:40,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:40,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:40,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:40,962 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:04:42,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:42,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 143 states and 261 transitions. [2023-12-02 22:04:42,326 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 261 transitions. [2023-12-02 22:04:42,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:04:42,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:42,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:42,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:04:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 144 states and 264 transitions. [2023-12-02 22:04:43,960 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 264 transitions. [2023-12-02 22:04:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:04:43,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:43,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:04:46,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 144 states and 263 transitions. [2023-12-02 22:04:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 263 transitions. [2023-12-02 22:04:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:04:46,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:46,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:04:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:04:50,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 148 states and 267 transitions. [2023-12-02 22:04:50,343 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 267 transitions. [2023-12-02 22:04:50,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:04:50,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:04:50,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:04:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:04:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:05:01,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 155 states and 282 transitions. [2023-12-02 22:05:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 282 transitions. [2023-12-02 22:05:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:05:01,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:01,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:01,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:05:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 284 transitions. [2023-12-02 22:05:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 284 transitions. [2023-12-02 22:05:04,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:05:04,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:04,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:04,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:05:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 157 states and 286 transitions. [2023-12-02 22:05:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 286 transitions. [2023-12-02 22:05:07,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:05:07,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:07,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:05:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 158 states and 289 transitions. [2023-12-02 22:05:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 289 transitions. [2023-12-02 22:05:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:05:09,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:05:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:11,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 159 states and 294 transitions. [2023-12-02 22:05:11,884 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 294 transitions. [2023-12-02 22:05:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:05:11,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:11,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:05:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:32,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 169 states and 319 transitions. [2023-12-02 22:05:32,401 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 319 transitions. [2023-12-02 22:05:32,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:05:32,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:32,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:34,261 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:05:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:05:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 179 states and 337 transitions. [2023-12-02 22:05:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 337 transitions. [2023-12-02 22:05:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:05:51,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:05:51,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:05:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:05:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:06:01,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 186 states and 348 transitions. [2023-12-02 22:06:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 348 transitions. [2023-12-02 22:06:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:06:01,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:01,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:01,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 187 states and 350 transitions. [2023-12-02 22:06:03,638 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 350 transitions. [2023-12-02 22:06:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:06:03,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:03,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:04,598 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:06:16,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 192 states and 365 transitions. [2023-12-02 22:06:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 365 transitions. [2023-12-02 22:06:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:06:16,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:16,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:17,334 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:27,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:27,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 197 states and 375 transitions. [2023-12-02 22:06:27,755 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 375 transitions. [2023-12-02 22:06:27,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:06:27,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:27,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:06:29,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 198 states and 379 transitions. [2023-12-02 22:06:29,937 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 379 transitions. [2023-12-02 22:06:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:06:29,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:29,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:29,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:06:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 199 states and 380 transitions. [2023-12-02 22:06:31,796 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 380 transitions. [2023-12-02 22:06:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:06:31,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:32,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:06:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 207 states and 393 transitions. [2023-12-02 22:06:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 393 transitions. [2023-12-02 22:06:46,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:06:46,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:46,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:06:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:06:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 208 states and 395 transitions. [2023-12-02 22:06:55,339 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 395 transitions. [2023-12-02 22:06:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:06:55,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:06:55,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:06:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:06:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:07:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 214 states and 410 transitions. [2023-12-02 22:07:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 410 transitions. [2023-12-02 22:07:09,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:07:09,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:09,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:09,926 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:07:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 215 states and 413 transitions. [2023-12-02 22:07:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 413 transitions. [2023-12-02 22:07:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:07:12,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:12,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:12,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:12,126 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:07:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:14,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 216 states and 414 transitions. [2023-12-02 22:07:14,564 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 414 transitions. [2023-12-02 22:07:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:07:14,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:14,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:14,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:07:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:07:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 229 states and 443 transitions. [2023-12-02 22:07:46,958 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 443 transitions. [2023-12-02 22:07:46,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:07:46,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:07:46,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:07:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:07:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:08:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 235 states and 469 transitions. [2023-12-02 22:08:09,995 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 469 transitions. [2023-12-02 22:08:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:09,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:09,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:08:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 247 states and 491 transitions. [2023-12-02 22:08:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 491 transitions. [2023-12-02 22:08:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:34,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:34,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:08:46,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:46,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 250 states and 510 transitions. [2023-12-02 22:08:46,304 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 510 transitions. [2023-12-02 22:08:46,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:46,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:46,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:48,278 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:08:54,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:08:54,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 253 states and 514 transitions. [2023-12-02 22:08:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 514 transitions. [2023-12-02 22:08:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:08:54,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:08:54,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:08:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:08:57,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:09:02,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 253 states and 513 transitions. [2023-12-02 22:09:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 513 transitions. [2023-12-02 22:09:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:09:02,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:02,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:04,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 268 states and 546 transitions. [2023-12-02 22:09:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 546 transitions. [2023-12-02 22:09:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:09:52,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:52,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:10:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 269 states and 548 transitions. [2023-12-02 22:10:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 548 transitions. [2023-12-02 22:10:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:10:03,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:03,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:10:27,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:27,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 277 states and 566 transitions. [2023-12-02 22:10:27,043 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 566 transitions. [2023-12-02 22:10:27,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:10:27,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:27,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:27,069 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:10:30,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:30,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 278 states and 569 transitions. [2023-12-02 22:10:30,119 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 569 transitions. [2023-12-02 22:10:30,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:10:30,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:30,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:30,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:10:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:37,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 279 states and 572 transitions. [2023-12-02 22:10:37,870 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 572 transitions. [2023-12-02 22:10:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:10:37,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:37,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:45,902 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:11:25,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 276 states and 574 transitions. [2023-12-02 22:11:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 574 transitions. [2023-12-02 22:11:25,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:11:25,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:25,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:11:25,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:25,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 275 states and 573 transitions. [2023-12-02 22:11:25,967 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 573 transitions. [2023-12-02 22:11:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:11:25,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:25,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:26,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:11:29,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:29,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 276 states and 574 transitions. [2023-12-02 22:11:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 574 transitions. [2023-12-02 22:11:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:11:29,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:29,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:31,816 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:11:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:43,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 279 states and 581 transitions. [2023-12-02 22:11:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 581 transitions. [2023-12-02 22:11:43,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:11:43,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:11:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 280 states and 607 transitions. [2023-12-02 22:11:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 607 transitions. [2023-12-02 22:11:46,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:11:46,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:46,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:46,180 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:11:46,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:46,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 279 states and 606 transitions. [2023-12-02 22:11:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 606 transitions. [2023-12-02 22:11:46,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:11:46,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:46,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:46,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:11:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:58,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 282 states and 623 transitions. [2023-12-02 22:11:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 623 transitions. [2023-12-02 22:11:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:11:58,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:58,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:12:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:06,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 283 states and 624 transitions. [2023-12-02 22:12:06,078 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 624 transitions. [2023-12-02 22:12:06,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:12:06,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:06,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:06,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:12:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 284 states and 626 transitions. [2023-12-02 22:12:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 626 transitions. [2023-12-02 22:12:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:12:08,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:12:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 285 states and 627 transitions. [2023-12-02 22:12:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 627 transitions. [2023-12-02 22:12:10,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:12:10,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:10,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:10,890 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:12:13,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 286 states and 627 transitions. [2023-12-02 22:12:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 627 transitions. [2023-12-02 22:12:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:12:13,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:13,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:13,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:12:13,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 285 states and 626 transitions. [2023-12-02 22:12:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 626 transitions. [2023-12-02 22:12:13,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:12:13,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:13,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:12:15,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:15,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 286 states and 629 transitions. [2023-12-02 22:12:15,304 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 629 transitions. [2023-12-02 22:12:15,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:12:15,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:15,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:12:15,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 285 states and 628 transitions. [2023-12-02 22:12:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 628 transitions. [2023-12-02 22:12:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:15,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:15,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:12:18,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:18,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 286 states and 631 transitions. [2023-12-02 22:12:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 631 transitions. [2023-12-02 22:12:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:18,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:18,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:12:18,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:18,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 285 states and 630 transitions. [2023-12-02 22:12:18,460 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 630 transitions. [2023-12-02 22:12:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:18,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:18,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:18,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:12:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 286 states and 631 transitions. [2023-12-02 22:12:20,795 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 631 transitions. [2023-12-02 22:12:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:20,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:12:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 285 states and 630 transitions. [2023-12-02 22:12:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 630 transitions. [2023-12-02 22:12:29,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:29,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:29,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:29,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:35,493 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:12:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 289 states and 643 transitions. [2023-12-02 22:12:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 643 transitions. [2023-12-02 22:12:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:53,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:53,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:53,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:12:56,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 290 states and 644 transitions. [2023-12-02 22:12:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 644 transitions. [2023-12-02 22:12:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:12:56,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:56,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:56,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:12:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 291 states and 647 transitions. [2023-12-02 22:12:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 647 transitions. [2023-12-02 22:12:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:12:59,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:59,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:13:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:30,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 300 states and 681 transitions. [2023-12-02 22:13:30,489 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 681 transitions. [2023-12-02 22:13:30,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:13:30,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:30,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:14:06,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 314 states and 699 transitions. [2023-12-02 22:14:06,022 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 699 transitions. [2023-12-02 22:14:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:14:06,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:06,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:06,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:06,622 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:14:12,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 316 states and 706 transitions. [2023-12-02 22:14:12,748 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 706 transitions. [2023-12-02 22:14:12,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:14:12,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:12,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:12,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:12,791 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-12-02 22:14:26,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:26,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 320 states and 712 transitions. [2023-12-02 22:14:26,158 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 712 transitions. [2023-12-02 22:14:26,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:14:26,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:26,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:14:28,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 321 states and 712 transitions. [2023-12-02 22:14:28,759 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 712 transitions. [2023-12-02 22:14:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:14:28,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:28,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:32,087 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 22:14:52,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 327 states and 729 transitions. [2023-12-02 22:14:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 729 transitions. [2023-12-02 22:14:52,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:14:52,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:52,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:15:08,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:08,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 333 states and 741 transitions. [2023-12-02 22:15:08,071 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 741 transitions. [2023-12-02 22:15:08,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:15:08,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:08,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 22:15:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 334 states and 745 transitions. [2023-12-02 22:15:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 745 transitions. [2023-12-02 22:15:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:15:12,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:12,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:12,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:15:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:27,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 340 states and 755 transitions. [2023-12-02 22:15:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 755 transitions. [2023-12-02 22:15:27,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:15:27,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:27,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.