./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrspn_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/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_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrspn_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/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 64bit --witnessprinter.graph.data.programhash 0942d3c46657b9d8ac8f8537aec24fbcc2f0b19e897472dc297ad201df07c1bb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:04:19,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:04:19,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 04:04:19,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:04:19,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:04:19,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:04:19,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:04:19,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:04:19,865 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:04:19,865 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:04:19,866 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:04:19,866 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 04:04:19,867 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 04:04:19,867 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 04:04:19,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:04:19,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:04:19,869 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:04:19,869 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:04:19,870 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:04:19,870 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:04:19,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:04:19,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:19,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:04:19,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:04:19,873 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:04:19,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:04:19,874 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_7b906b06-b775-4b64-946f-39328da92c9e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0942d3c46657b9d8ac8f8537aec24fbcc2f0b19e897472dc297ad201df07c1bb [2023-12-03 04:04:20,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:04:20,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:04:20,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:04:20,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:04:20,092 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:04:20,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-15/cstrspn_diffterm_alloca.i [2023-12-03 04:04:22,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:04:22,965 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:04:22,966 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/sv-benchmarks/c/termination-15/cstrspn_diffterm_alloca.i [2023-12-03 04:04:22,977 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/data/7e46ac74a/35df0b4950ef423faf24a4277a7944ac/FLAGdf9b45a06 [2023-12-03 04:04:22,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/data/7e46ac74a/35df0b4950ef423faf24a4277a7944ac [2023-12-03 04:04:22,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:04:22,996 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:04:22,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:22,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:04:23,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:04:23,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:22" (1/1) ... [2023-12-03 04:04:23,003 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54432a63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23, skipping insertion in model container [2023-12-03 04:04:23,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:22" (1/1) ... [2023-12-03 04:04:23,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:04:23,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:23,286 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:04:23,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:23,355 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:04:23,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23 WrapperNode [2023-12-03 04:04:23,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:23,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:23,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:04:23,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:04:23,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,396 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-12-03 04:04:23,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:23,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:04:23,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:04:23,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:04:23,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:04:23,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:04:23,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:04:23,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:04:23,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:23,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:04:23,448 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:04:23,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b906b06-b775-4b64-946f-39328da92c9e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:04:23,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:04:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:04:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:04:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:04:23,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:04:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:04:23,564 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:04:23,565 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:04:23,764 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:04:23,813 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:04:23,814 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 04:04:23,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:04:23 BoogieIcfgContainer [2023-12-03 04:04:23,815 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:04:23,816 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:04:23,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:04:23,826 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:04:23,826 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:04:23" (1/1) ... [2023-12-03 04:04:23,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:04:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:23,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2023-12-03 04:04:23,882 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2023-12-03 04:04:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 04:04:23,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:23,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:24,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2023-12-03 04:04:24,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2023-12-03 04:04:24,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 04:04:24,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:24,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:24,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2023-12-03 04:04:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-12-03 04:04:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 04:04:24,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:24,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:24,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-03 04:04:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-03 04:04:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 04:04:24,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:24,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:24,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:25,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2023-12-03 04:04:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2023-12-03 04:04:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:04:25,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:25,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-03 04:04:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-03 04:04:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 04:04:25,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:25,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:25,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:26,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-12-03 04:04:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-12-03 04:04:26,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:04:26,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:26,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:26,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:26,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-12-03 04:04:26,180 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-12-03 04:04:26,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:04:26,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:26,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:26,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:26,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-12-03 04:04:26,316 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-12-03 04:04:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:04:26,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:26,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:26,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-12-03 04:04:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-12-03 04:04:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:04:26,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:26,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2023-12-03 04:04:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2023-12-03 04:04:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:04:28,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:28,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:28,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:30,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2023-12-03 04:04:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2023-12-03 04:04:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:04:30,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:30,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 42 states and 61 transitions. [2023-12-03 04:04:30,218 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2023-12-03 04:04:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:04:30,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:30,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2023-12-03 04:04:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2023-12-03 04:04:30,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:04:30,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:30,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:30,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:30,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2023-12-03 04:04:30,305 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2023-12-03 04:04:30,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:04:30,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:30,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:30,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:32,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:32,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2023-12-03 04:04:32,010 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2023-12-03 04:04:32,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:04:32,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:32,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2023-12-03 04:04:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2023-12-03 04:04:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:04:32,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:32,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:32,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:32,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2023-12-03 04:04:32,718 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2023-12-03 04:04:32,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:04:32,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:32,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:33,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:36,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2023-12-03 04:04:36,304 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2023-12-03 04:04:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:04:36,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:36,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:39,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:39,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 95 transitions. [2023-12-03 04:04:39,647 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 95 transitions. [2023-12-03 04:04:39,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:04:39,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:39,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 70 states and 115 transitions. [2023-12-03 04:04:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 115 transitions. [2023-12-03 04:04:47,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:04:47,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:47,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:51,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 75 states and 126 transitions. [2023-12-03 04:04:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 126 transitions. [2023-12-03 04:04:51,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:04:51,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:51,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:51,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 81 states and 140 transitions. [2023-12-03 04:04:54,981 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 140 transitions. [2023-12-03 04:04:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:04:54,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:54,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:55,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:04:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 82 states and 142 transitions. [2023-12-03 04:04:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 142 transitions. [2023-12-03 04:04:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:04:55,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:55,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:04:56,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:56,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 83 states and 143 transitions. [2023-12-03 04:04:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 143 transitions. [2023-12-03 04:04:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:04:56,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:04:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:04:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 82 states and 142 transitions. [2023-12-03 04:04:56,941 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 142 transitions. [2023-12-03 04:04:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:04:56,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:04:56,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:04:56,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:04:58,707 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:05:07,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 93 states and 166 transitions. [2023-12-03 04:05:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 166 transitions. [2023-12-03 04:05:07,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:05:07,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:07,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:07,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:05:15,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 101 states and 186 transitions. [2023-12-03 04:05:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 186 transitions. [2023-12-03 04:05:15,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:05:15,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:15,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:05:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:20,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 108 states and 205 transitions. [2023-12-03 04:05:20,823 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 205 transitions. [2023-12-03 04:05:20,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:05:20,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:20,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:20,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:05:28,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:28,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 114 states and 219 transitions. [2023-12-03 04:05:28,972 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 219 transitions. [2023-12-03 04:05:28,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:05:28,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:28,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:05:33,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:33,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 120 states and 234 transitions. [2023-12-03 04:05:33,352 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 234 transitions. [2023-12-03 04:05:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:05:33,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:33,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:05:37,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:37,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 125 states and 243 transitions. [2023-12-03 04:05:37,481 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 243 transitions. [2023-12-03 04:05:37,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:05:37,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:37,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:05:38,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 126 states and 244 transitions. [2023-12-03 04:05:38,218 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 244 transitions. [2023-12-03 04:05:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:05:38,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:38,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:05:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 132 states and 259 transitions. [2023-12-03 04:05:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 259 transitions. [2023-12-03 04:05:46,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:05:46,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:46,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:46,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:05:50,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 137 states and 275 transitions. [2023-12-03 04:05:50,946 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 275 transitions. [2023-12-03 04:05:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:05:50,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:50,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:05:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:05:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 138 states and 277 transitions. [2023-12-03 04:05:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 277 transitions. [2023-12-03 04:05:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:05:52,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:05:52,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:05:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:05:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 151 states and 312 transitions. [2023-12-03 04:06:14,838 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 312 transitions. [2023-12-03 04:06:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:06:14,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:14,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 157 states and 330 transitions. [2023-12-03 04:06:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 330 transitions. [2023-12-03 04:06:35,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:06:35,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:35,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:06:43,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:43,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 163 states and 349 transitions. [2023-12-03 04:06:43,205 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 349 transitions. [2023-12-03 04:06:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:06:43,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:43,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:43,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:06:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 168 states and 361 transitions. [2023-12-03 04:06:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 361 transitions. [2023-12-03 04:06:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:06:49,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:49,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:50,910 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:09,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 174 states and 381 transitions. [2023-12-03 04:07:09,038 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 381 transitions. [2023-12-03 04:07:09,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:09,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:09,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:09,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:09,082 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:07:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:11,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 175 states and 382 transitions. [2023-12-03 04:07:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 382 transitions. [2023-12-03 04:07:11,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:11,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:07:14,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 177 states and 393 transitions. [2023-12-03 04:07:14,697 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 393 transitions. [2023-12-03 04:07:14,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:14,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:14,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:19,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 179 states and 397 transitions. [2023-12-03 04:07:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 397 transitions. [2023-12-03 04:07:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:26,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:26,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:26,584 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:07:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:29,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 181 states and 400 transitions. [2023-12-03 04:07:29,003 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 400 transitions. [2023-12-03 04:07:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:29,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:29,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:07:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:34,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 184 states and 409 transitions. [2023-12-03 04:07:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 409 transitions. [2023-12-03 04:07:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:07:34,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:34,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:34,220 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:07:35,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 185 states and 410 transitions. [2023-12-03 04:07:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 410 transitions. [2023-12-03 04:07:35,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:07:35,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:35,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:39,249 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:08:18,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:18,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 203 states and 458 transitions. [2023-12-03 04:08:18,733 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 458 transitions. [2023-12-03 04:08:18,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:08:18,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:18,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:08:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:08:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 211 states and 484 transitions. [2023-12-03 04:08:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 484 transitions. [2023-12-03 04:08:48,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:08:48,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:08:48,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:08:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:08:51,342 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:09:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:02,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 216 states and 506 transitions. [2023-12-03 04:09:02,306 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 506 transitions. [2023-12-03 04:09:02,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:09:02,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:02,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 04:09:08,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:08,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 220 states and 518 transitions. [2023-12-03 04:09:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 518 transitions. [2023-12-03 04:09:08,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:09:08,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:08,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:08,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:09:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:10,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 221 states and 519 transitions. [2023-12-03 04:09:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 519 transitions. [2023-12-03 04:09:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:09:10,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:10,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:10,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:09:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:14,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 223 states and 520 transitions. [2023-12-03 04:09:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 520 transitions. [2023-12-03 04:09:14,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:09:14,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:14,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:14,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:09:16,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:16,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 225 states and 521 transitions. [2023-12-03 04:09:16,936 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 521 transitions. [2023-12-03 04:09:16,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:09:16,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:16,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:09:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 229 states and 544 transitions. [2023-12-03 04:09:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 544 transitions. [2023-12-03 04:09:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:09:31,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:31,096 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 04:09:34,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 231 states and 550 transitions. [2023-12-03 04:09:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 550 transitions. [2023-12-03 04:09:34,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:09:34,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:34,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 04:09:38,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:38,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 234 states and 557 transitions. [2023-12-03 04:09:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 557 transitions. [2023-12-03 04:09:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:09:38,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:38,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 04:09:45,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:09:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 239 states and 566 transitions. [2023-12-03 04:09:45,460 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 566 transitions. [2023-12-03 04:09:45,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:09:45,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:09:45,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:09:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:09:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:10:04,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:04,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 245 states and 578 transitions. [2023-12-03 04:10:04,510 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 578 transitions. [2023-12-03 04:10:04,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:04,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:04,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:10:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:32,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 253 states and 611 transitions. [2023-12-03 04:10:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 611 transitions. [2023-12-03 04:10:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:32,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:32,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:10:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 256 states and 616 transitions. [2023-12-03 04:10:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 616 transitions. [2023-12-03 04:10:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:46,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:46,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:10:53,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:53,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 259 states and 628 transitions. [2023-12-03 04:10:53,016 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 628 transitions. [2023-12-03 04:10:53,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:53,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:53,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:53,047 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 04:10:59,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 262 states and 637 transitions. [2023-12-03 04:10:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 637 transitions. [2023-12-03 04:10:59,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:59,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:59,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 04:11:06,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:06,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 265 states and 649 transitions. [2023-12-03 04:11:06,603 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 649 transitions. [2023-12-03 04:11:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:06,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:06,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:06,647 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:11:10,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:10,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 267 states and 651 transitions. [2023-12-03 04:11:10,582 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 651 transitions. [2023-12-03 04:11:10,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:10,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:10,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-03 04:11:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 268 states and 654 transitions. [2023-12-03 04:11:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 654 transitions. [2023-12-03 04:11:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:13,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:13,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:11:29,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:29,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 271 states and 663 transitions. [2023-12-03 04:11:29,873 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 663 transitions. [2023-12-03 04:11:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:29,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:29,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:32,010 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:11:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:40,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 274 states and 671 transitions. [2023-12-03 04:11:40,248 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 671 transitions. [2023-12-03 04:11:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:40,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:40,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 04:11:55,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:55,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 277 states and 680 transitions. [2023-12-03 04:11:55,401 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 680 transitions. [2023-12-03 04:11:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:55,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:55,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:11:57,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:57,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 278 states and 680 transitions. [2023-12-03 04:11:57,688 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 680 transitions. [2023-12-03 04:11:57,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:11:57,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:57,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:57,851 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 04:12:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 280 states and 684 transitions. [2023-12-03 04:12:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 684 transitions. [2023-12-03 04:12:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:12:02,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:02,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:12:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 281 states and 685 transitions. [2023-12-03 04:12:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 685 transitions. [2023-12-03 04:12:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:12:04,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:04,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:04,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:04,979 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:12:10,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 283 states and 688 transitions. [2023-12-03 04:12:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 688 transitions. [2023-12-03 04:12:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:10,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:10,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:11,091 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 04:12:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:13,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 284 states and 689 transitions. [2023-12-03 04:12:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 689 transitions. [2023-12-03 04:12:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:13,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:13,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 04:12:19,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:19,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 287 states and 692 transitions. [2023-12-03 04:12:19,913 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 692 transitions. [2023-12-03 04:12:19,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:19,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:19,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:19,995 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 04:12:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:26,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 290 states and 698 transitions. [2023-12-03 04:12:26,497 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 698 transitions. [2023-12-03 04:12:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:26,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:26,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:26,629 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 04:12:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 291 states and 699 transitions. [2023-12-03 04:12:28,558 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 699 transitions. [2023-12-03 04:12:28,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:28,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:28,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:31,261 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:12:35,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:35,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 292 states and 699 transitions. [2023-12-03 04:12:35,247 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 699 transitions. [2023-12-03 04:12:35,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:35,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:35,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 04:12:45,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 296 states and 711 transitions. [2023-12-03 04:12:45,227 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 711 transitions. [2023-12-03 04:12:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:12:45,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:45,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 04:13:17,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 304 states and 733 transitions. [2023-12-03 04:13:17,090 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 733 transitions. [2023-12-03 04:13:17,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:13:17,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:17,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:49,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 308 states and 759 transitions. [2023-12-03 04:13:49,685 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 759 transitions. [2023-12-03 04:13:49,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:13:49,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:49,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:50,043 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:14:26,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 321 states and 786 transitions. [2023-12-03 04:14:26,473 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 786 transitions. [2023-12-03 04:14:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:14:26,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:26,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:15:12,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:12,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 331 states and 822 transitions. [2023-12-03 04:15:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 822 transitions. [2023-12-03 04:15:12,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:15:12,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:12,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:15,337 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:15:27,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:27,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 334 states and 830 transitions. [2023-12-03 04:15:27,968 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 830 transitions. [2023-12-03 04:15:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:15:27,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:27,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:34,344 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:15:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:49,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 337 states and 836 transitions. [2023-12-03 04:15:49,314 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 836 transitions. [2023-12-03 04:15:49,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:15:49,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:49,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-03 04:15:57,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 340 states and 850 transitions. [2023-12-03 04:15:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 850 transitions. [2023-12-03 04:15:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:15:57,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:57,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-03 04:16:07,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:07,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 344 states and 859 transitions. [2023-12-03 04:16:07,943 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 859 transitions. [2023-12-03 04:16:07,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:16:07,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:07,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:16:32,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 350 states and 878 transitions. [2023-12-03 04:16:32,812 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 878 transitions. [2023-12-03 04:16:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:16:32,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:32,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:33,091 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 11 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:16:52,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 353 states and 886 transitions. [2023-12-03 04:16:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 886 transitions. [2023-12-03 04:16:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:16:52,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:52,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:16:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 355 states and 888 transitions. [2023-12-03 04:16:58,455 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 888 transitions. [2023-12-03 04:16:58,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:16:58,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:58,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:17:14,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 360 states and 908 transitions. [2023-12-03 04:17:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 908 transitions. [2023-12-03 04:17:14,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:17:14,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-03 04:17:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 363 states and 917 transitions. [2023-12-03 04:17:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 917 transitions. [2023-12-03 04:17:22,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:17:22,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:22,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:17:50,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 368 states and 940 transitions. [2023-12-03 04:17:50,784 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 940 transitions. [2023-12-03 04:17:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:17:50,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:50,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:51,906 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 04:18:11,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 373 states and 967 transitions. [2023-12-03 04:18:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 967 transitions. [2023-12-03 04:18:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:18:11,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:11,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-03 04:18:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 374 states and 969 transitions. [2023-12-03 04:18:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 969 transitions. [2023-12-03 04:18:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:18:14,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:14,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:18:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:14,317 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.