./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/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_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b19ed65fc9d9f8e19f4d644b05d37e3da28cb107a90eedb15c652c094a7f23f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:36:04,307 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:36:04,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:36:04,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:36:04,393 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:36:04,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:36:04,417 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:36:04,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:36:04,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:36:04,419 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:36:04,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:36:04,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:36:04,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:36:04,421 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:36:04,421 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:36:04,422 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:36:04,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:36:04,423 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:36:04,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:36:04,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:36:04,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:36:04,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:36:04,425 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:36:04,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:36:04,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:36:04,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:36:04,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:36:04,428 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:36:04,428 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:36:04,428 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_61c9a561-cad8-4238-932b-935618876740/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b19ed65fc9d9f8e19f4d644b05d37e3da28cb107a90eedb15c652c094a7f23f1 [2023-12-02 22:36:04,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:36:04,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:36:04,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:36:04,688 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:36:04,688 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:36:04,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2023-12-02 22:36:07,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:36:07,617 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:36:07,618 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/sv-benchmarks/c/memsafety-ext/dll_extends_pointer.i [2023-12-02 22:36:07,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/data/146f4c9bd/068732fe739841da9ec35cabecd3b8a2/FLAG2845d3db6 [2023-12-02 22:36:07,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/data/146f4c9bd/068732fe739841da9ec35cabecd3b8a2 [2023-12-02 22:36:07,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:36:07,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:36:07,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:36:07,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:36:07,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:36:07,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:07" (1/1) ... [2023-12-02 22:36:07,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a5a2de2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:07, skipping insertion in model container [2023-12-02 22:36:07,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:36:07" (1/1) ... [2023-12-02 22:36:07,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:36:07,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:36:07,995 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:36:08,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:36:08,063 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:36:08,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08 WrapperNode [2023-12-02 22:36:08,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:36:08,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:36:08,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:36:08,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:36:08,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,085 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,107 INFO L138 Inliner]: procedures = 123, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 64 [2023-12-02 22:36:08,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:36:08,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:36:08,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:36:08,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:36:08,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,121 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,128 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,131 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,134 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:36:08,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:36:08,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:36:08,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:36:08,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:36:08,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:36:08,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:36:08,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61c9a561-cad8-4238-932b-935618876740/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:36:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:36:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:36:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:36:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:36:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:36:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:36:08,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:36:08,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:36:08,302 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:36:08,304 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:36:08,504 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:36:08,538 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:36:08,538 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:36:08,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:08 BoogieIcfgContainer [2023-12-02 22:36:08,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:36:08,541 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:36:08,541 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:36:08,551 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:36:08,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:36:08" (1/1) ... [2023-12-02 22:36:08,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:36:08,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:08,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2023-12-02 22:36:08,603 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-12-02 22:36:08,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:36:08,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:08,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:08,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:08,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2023-12-02 22:36:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2023-12-02 22:36:08,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 22:36:08,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:08,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:08,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:08,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2023-12-02 22:36:08,967 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2023-12-02 22:36:08,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:36:08,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2023-12-02 22:36:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2023-12-02 22:36:09,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:36:09,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2023-12-02 22:36:09,118 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2023-12-02 22:36:09,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:36:09,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2023-12-02 22:36:09,169 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2023-12-02 22:36:09,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:36:09,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2023-12-02 22:36:09,434 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2023-12-02 22:36:09,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:36:09,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2023-12-02 22:36:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2023-12-02 22:36:09,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:36:09,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2023-12-02 22:36:09,594 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-12-02 22:36:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:36:09,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:09,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-12-02 22:36:09,825 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-12-02 22:36:09,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:36:09,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:09,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:10,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-12-02 22:36:10,035 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-12-02 22:36:10,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:36:10,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:10,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:10,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:10,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:10,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2023-12-02 22:36:10,446 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-12-02 22:36:10,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:36:10,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:10,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:10,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 57 states and 72 transitions. [2023-12-02 22:36:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-12-02 22:36:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:36:10,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:10,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:11,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2023-12-02 22:36:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2023-12-02 22:36:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:36:11,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:11,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:11,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:11,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:11,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2023-12-02 22:36:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2023-12-02 22:36:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:36:11,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:11,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:11,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2023-12-02 22:36:11,844 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2023-12-02 22:36:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:36:11,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:11,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:11,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2023-12-02 22:36:12,082 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2023-12-02 22:36:12,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:36:12,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2023-12-02 22:36:12,325 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2023-12-02 22:36:12,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:36:12,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2023-12-02 22:36:12,370 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2023-12-02 22:36:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:36:12,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2023-12-02 22:36:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2023-12-02 22:36:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:36:12,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2023-12-02 22:36:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2023-12-02 22:36:12,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:36:12,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2023-12-02 22:36:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2023-12-02 22:36:12,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:36:12,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:12,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:12,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2023-12-02 22:36:12,979 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2023-12-02 22:36:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:36:12,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:12,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:13,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:14,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:14,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2023-12-02 22:36:14,302 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2023-12-02 22:36:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:36:14,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:14,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:16,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2023-12-02 22:36:16,087 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2023-12-02 22:36:16,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:36:16,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:16,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:16,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:16,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2023-12-02 22:36:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2023-12-02 22:36:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:16,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:16,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:19,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2023-12-02 22:36:19,669 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2023-12-02 22:36:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:19,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:19,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2023-12-02 22:36:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2023-12-02 22:36:23,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:23,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:23,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:23,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:24,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:24,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2023-12-02 22:36:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2023-12-02 22:36:24,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:24,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:24,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:25,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:25,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 190 transitions. [2023-12-02 22:36:25,121 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2023-12-02 22:36:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:25,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:25,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:25,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:25,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 114 states and 197 transitions. [2023-12-02 22:36:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 197 transitions. [2023-12-02 22:36:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:25,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:25,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:25,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:26,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 114 states and 196 transitions. [2023-12-02 22:36:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 196 transitions. [2023-12-02 22:36:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:26,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:26,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 117 states and 201 transitions. [2023-12-02 22:36:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2023-12-02 22:36:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:26,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:26,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 120 states and 206 transitions. [2023-12-02 22:36:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 206 transitions. [2023-12-02 22:36:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:28,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:28,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:28,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:28,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 87 states and 142 transitions. [2023-12-02 22:36:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 142 transitions. [2023-12-02 22:36:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:36:28,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:28,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:29,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2023-12-02 22:36:29,531 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2023-12-02 22:36:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:36:29,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:29,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:34,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:34,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2023-12-02 22:36:34,177 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2023-12-02 22:36:34,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:36:34,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:34,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 94 states and 153 transitions. [2023-12-02 22:36:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 153 transitions. [2023-12-02 22:36:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:36:34,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:34,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:34,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 92 states and 149 transitions. [2023-12-02 22:36:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2023-12-02 22:36:35,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:36:35,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:35,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:35,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:41,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 161 transitions. [2023-12-02 22:36:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 161 transitions. [2023-12-02 22:36:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:36:41,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:41,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:41,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 107 states and 180 transitions. [2023-12-02 22:36:48,279 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 180 transitions. [2023-12-02 22:36:48,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:36:48,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:48,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:48,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:49,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 110 states and 182 transitions. [2023-12-02 22:36:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 182 transitions. [2023-12-02 22:36:49,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:36:49,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:49,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:49,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:36:58,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:58,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 191 transitions. [2023-12-02 22:36:58,994 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 191 transitions. [2023-12-02 22:36:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:36:58,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:58,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:00,062 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:37:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:08,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 122 states and 207 transitions. [2023-12-02 22:37:08,714 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 207 transitions. [2023-12-02 22:37:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:37:08,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:08,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:37:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 129 states and 221 transitions. [2023-12-02 22:37:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 221 transitions. [2023-12-02 22:37:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:37:20,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:20,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:20,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:37:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 137 states and 233 transitions. [2023-12-02 22:37:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 233 transitions. [2023-12-02 22:37:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:37:26,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:26,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:37:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 137 states and 232 transitions. [2023-12-02 22:37:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 232 transitions. [2023-12-02 22:37:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:37:27,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:27,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:37:42,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:42,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2023-12-02 22:37:42,758 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-12-02 22:37:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:37:42,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:42,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:37:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 152 states and 244 transitions. [2023-12-02 22:37:54,750 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 244 transitions. [2023-12-02 22:37:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:37:54,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:54,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:54,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:55,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:07,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:07,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 160 states and 257 transitions. [2023-12-02 22:38:07,381 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 257 transitions. [2023-12-02 22:38:07,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:38:07,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:07,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:07,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:20,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 168 states and 268 transitions. [2023-12-02 22:38:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 268 transitions. [2023-12-02 22:38:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:38:20,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:44,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:44,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 176 states and 279 transitions. [2023-12-02 22:38:44,083 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 279 transitions. [2023-12-02 22:38:44,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:38:44,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:44,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 183 states and 295 transitions. [2023-12-02 22:39:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 295 transitions. [2023-12-02 22:39:04,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 22:39:04,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:04,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:04,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:08,689 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 197 states and 317 transitions. [2023-12-02 22:39:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 317 transitions. [2023-12-02 22:39:32,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 22:39:32,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:32,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:32,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:35,740 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:42,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:42,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 200 states and 342 transitions. [2023-12-02 22:39:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 342 transitions. [2023-12-02 22:39:42,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:39:42,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:42,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:42,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:39:44,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:44,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 199 states and 331 transitions. [2023-12-02 22:39:44,267 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 331 transitions. [2023-12-02 22:39:44,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:39:44,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:44,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:46,814 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:49,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:49,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 200 states and 333 transitions. [2023-12-02 22:39:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 333 transitions. [2023-12-02 22:39:49,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:39:49,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:49,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:53,786 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:40:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 214 states and 355 transitions. [2023-12-02 22:40:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 355 transitions. [2023-12-02 22:40:19,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:40:19,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:40:51,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:51,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 221 states and 368 transitions. [2023-12-02 22:40:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 368 transitions. [2023-12-02 22:40:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:40:51,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:51,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:41:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:22,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 235 states and 394 transitions. [2023-12-02 22:41:22,368 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 394 transitions. [2023-12-02 22:41:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:41:22,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:22,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:22,904 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:00,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:00,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 253 states and 422 transitions. [2023-12-02 22:42:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 422 transitions. [2023-12-02 22:42:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:42:00,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:00,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:08,375 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:45,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 265 states and 442 transitions. [2023-12-02 22:42:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 442 transitions. [2023-12-02 22:42:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:42:45,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:45,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:45,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:43:17,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 277 states and 460 transitions. [2023-12-02 22:43:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 460 transitions. [2023-12-02 22:43:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:43:17,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:17,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:00,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:00,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 286 states and 484 transitions. [2023-12-02 22:44:00,638 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 484 transitions. [2023-12-02 22:44:00,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:44:00,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:00,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:14,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:14,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 292 states and 494 transitions. [2023-12-02 22:44:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 494 transitions. [2023-12-02 22:44:14,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:44:14,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:14,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:44:54,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 299 states and 508 transitions. [2023-12-02 22:44:54,369 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 508 transitions. [2023-12-02 22:44:54,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:44:54,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:54,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:37,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 306 states and 522 transitions. [2023-12-02 22:45:37,492 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 522 transitions. [2023-12-02 22:45:37,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:45:37,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:37,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:37,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:26,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 313 states and 536 transitions. [2023-12-02 22:46:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 536 transitions. [2023-12-02 22:46:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:46:26,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:26,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:47:40,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 328 states and 566 transitions. [2023-12-02 22:47:40,951 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 566 transitions. [2023-12-02 22:47:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:47:40,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:40,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 335 states and 579 transitions. [2023-12-02 22:48:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 579 transitions. [2023-12-02 22:48:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:48:35,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:35,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:36,248 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:48:53,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:53,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 342 states and 592 transitions. [2023-12-02 22:48:53,094 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 592 transitions. [2023-12-02 22:48:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 22:48:53,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:53,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:49:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 349 states and 607 transitions. [2023-12-02 22:49:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 607 transitions. [2023-12-02 22:49:54,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 22:49:54,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:54,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:55,331 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.