./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/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_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/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_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/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 4b6873ae1a0d665798beb3dd9c0c48e89806da7dd46f1d2066800a52e0a2aa51 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:17:57,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:17:57,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:17:57,858 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:17:57,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:17:57,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:17:57,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:17:57,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:17:57,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:17:57,884 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:17:57,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:17:57,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:17:57,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:17:57,886 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:17:57,887 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:17:57,887 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:17:57,888 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:17:57,888 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:17:57,889 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:17:57,889 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:17:57,890 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:17:57,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:17:57,891 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:17:57,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:17:57,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:17:57,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:17:57,893 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:17:57,893 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:17:57,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:17:57,894 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_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b6873ae1a0d665798beb3dd9c0c48e89806da7dd46f1d2066800a52e0a2aa51 [2023-12-02 23:17:58,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:17:58,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:17:58,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:17:58,114 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:17:58,115 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:17:58,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2023-12-02 23:18:00,870 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:18:01,080 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:18:01,081 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/sv-benchmarks/c/array-memsafety/openbsd_cstrcpy-alloca-2.i [2023-12-02 23:18:01,097 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/data/5d9f6aa0b/96cf964081ee40df981c58a98ee3c66b/FLAG7df28aae0 [2023-12-02 23:18:01,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/data/5d9f6aa0b/96cf964081ee40df981c58a98ee3c66b [2023-12-02 23:18:01,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:18:01,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:18:01,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:01,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:18:01,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:18:01,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a56a3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01, skipping insertion in model container [2023-12-02 23:18:01,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,158 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:18:01,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:01,407 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:18:01,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:18:01,474 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:18:01,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01 WrapperNode [2023-12-02 23:18:01,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:18:01,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:01,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:18:01,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:18:01,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,496 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,517 INFO L138 Inliner]: procedures = 117, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-12-02 23:18:01,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:18:01,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:18:01,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:18:01,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:18:01,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,547 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:18:01,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:18:01,548 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:18:01,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:18:01,549 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:18:01,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:18:01,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:18:01,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2864f6-80fa-4bd0-bb4c-b124ccf10a33/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:18:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:18:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:18:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:18:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:18:01,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:18:01,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:18:01,709 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:18:01,712 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:18:01,855 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:18:01,898 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:18:01,899 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:18:01,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:01 BoogieIcfgContainer [2023-12-02 23:18:01,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:18:01,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:18:01,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:18:01,911 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:18:01,911 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:18:01" (1/1) ... [2023-12-02 23:18:01,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:18:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-12-02 23:18:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-12-02 23:18:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:18:01,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:01,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:02,118 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 23:18:02,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-12-02 23:18:02,154 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-12-02 23:18:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:18:02,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:02,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:02,280 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 23:18:02,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:02,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2023-12-02 23:18:02,312 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2023-12-02 23:18:02,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:18:02,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:02,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:02,613 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 23:18:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2023-12-02 23:18:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2023-12-02 23:18:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:18:03,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:03,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:03,107 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 23:18:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-12-02 23:18:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-12-02 23:18:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:18:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:03,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:03,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:03,372 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 23:18:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-12-02 23:18:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-12-02 23:18:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:18:04,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:04,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:04,125 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 23:18:04,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:04,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-12-02 23:18:04,177 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-12-02 23:18:04,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:18:04,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:04,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:04,304 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 23:18:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:04,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-12-02 23:18:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-12-02 23:18:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:18:04,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:04,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:04,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:06,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2023-12-02 23:18:06,405 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2023-12-02 23:18:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:18:06,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:06,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:06,920 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 23:18:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2023-12-02 23:18:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2023-12-02 23:18:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:18:07,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:07,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:08,137 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 23:18:09,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-12-02 23:18:09,087 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-12-02 23:18:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:18:09,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:09,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:09,492 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 23:18:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:11,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 34 states and 62 transitions. [2023-12-02 23:18:11,348 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 62 transitions. [2023-12-02 23:18:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:18:11,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:11,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:11,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:12,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2023-12-02 23:18:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2023-12-02 23:18:12,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:18:12,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:12,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:13,317 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 23:18:14,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-12-02 23:18:14,345 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-12-02 23:18:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:18:14,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:14,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:14,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:15,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:15,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-12-02 23:18:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-12-02 23:18:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:18:15,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:15,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:15,931 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 23:18:17,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:17,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2023-12-02 23:18:17,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2023-12-02 23:18:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:18:17,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:17,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:17,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:18,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:19,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:19,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2023-12-02 23:18:19,997 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2023-12-02 23:18:19,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:18:19,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:19,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:20,214 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 23:18:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2023-12-02 23:18:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2023-12-02 23:18:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:18:22,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:23,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:23,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2023-12-02 23:18:23,706 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2023-12-02 23:18:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:18:23,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:23,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:24,265 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 23:18:26,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 38 states and 65 transitions. [2023-12-02 23:18:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 65 transitions. [2023-12-02 23:18:26,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:18:26,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:26,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:27,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 42 states and 72 transitions. [2023-12-02 23:18:29,859 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 72 transitions. [2023-12-02 23:18:29,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:18:29,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:29,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:29,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:30,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2023-12-02 23:18:30,891 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2023-12-02 23:18:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:18:30,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:30,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:30,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:33,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2023-12-02 23:18:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2023-12-02 23:18:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:18:33,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:33,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:33,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2023-12-02 23:18:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2023-12-02 23:18:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:18:34,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:34,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:35,421 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 23:18:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2023-12-02 23:18:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2023-12-02 23:18:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:18:39,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:39,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:39,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:18:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:40,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2023-12-02 23:18:40,407 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2023-12-02 23:18:40,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:18:40,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:40,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2023-12-02 23:18:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2023-12-02 23:18:42,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:18:42,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:42,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:18:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:43,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-12-02 23:18:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-12-02 23:18:43,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:18:43,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:43,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:43,535 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:18:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:44,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2023-12-02 23:18:44,193 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2023-12-02 23:18:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:18:44,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:44,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:18:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-12-02 23:18:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-12-02 23:18:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:18:44,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:44,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:18:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:54,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 51 states and 80 transitions. [2023-12-02 23:18:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 80 transitions. [2023-12-02 23:18:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:18:54,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:54,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:55,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2023-12-02 23:19:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2023-12-02 23:19:00,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:19:00,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:00,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:19:04,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:04,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2023-12-02 23:19:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2023-12-02 23:19:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:19:04,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:04,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:15,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2023-12-02 23:19:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2023-12-02 23:19:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:19:15,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:15,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:16,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 63 states and 102 transitions. [2023-12-02 23:19:16,492 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 102 transitions. [2023-12-02 23:19:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:19:16,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:16,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:16,579 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 23:19:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 105 transitions. [2023-12-02 23:19:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 105 transitions. [2023-12-02 23:19:18,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:19:18,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:18,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:20,847 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 23:19:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:29,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 121 transitions. [2023-12-02 23:19:29,646 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 121 transitions. [2023-12-02 23:19:29,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:19:29,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:29,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:30,164 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 23:19:31,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:31,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2023-12-02 23:19:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2023-12-02 23:19:31,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:19:31,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:31,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 23:19:32,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:32,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 119 transitions. [2023-12-02 23:19:32,258 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 119 transitions. [2023-12-02 23:19:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:19:32,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:32,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 79 states and 136 transitions. [2023-12-02 23:19:45,906 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 136 transitions. [2023-12-02 23:19:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:19:45,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:45,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:19:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:47,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 80 states and 140 transitions. [2023-12-02 23:19:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 140 transitions. [2023-12-02 23:19:47,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:19:47,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:47,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 23:19:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 84 states and 146 transitions. [2023-12-02 23:19:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 146 transitions. [2023-12-02 23:19:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:19:50,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:50,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:06,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 90 states and 158 transitions. [2023-12-02 23:20:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 158 transitions. [2023-12-02 23:20:06,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:20:06,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 23:20:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 94 states and 166 transitions. [2023-12-02 23:20:10,486 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 166 transitions. [2023-12-02 23:20:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:20:10,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:10,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:27,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:27,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 100 states and 177 transitions. [2023-12-02 23:20:27,924 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 177 transitions. [2023-12-02 23:20:27,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:20:27,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:27,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 100 states and 176 transitions. [2023-12-02 23:20:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 176 transitions. [2023-12-02 23:20:29,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:20:29,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:29,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:20:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:47,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 109 states and 195 transitions. [2023-12-02 23:20:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 195 transitions. [2023-12-02 23:20:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:20:47,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:47,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 115 states and 205 transitions. [2023-12-02 23:21:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 205 transitions. [2023-12-02 23:21:09,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:21:09,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:09,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 23:21:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 114 states and 203 transitions. [2023-12-02 23:21:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 203 transitions. [2023-12-02 23:21:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:21:11,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:11,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:37,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:37,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 214 transitions. [2023-12-02 23:21:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 214 transitions. [2023-12-02 23:21:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:21:37,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:37,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:21:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:39,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 213 transitions. [2023-12-02 23:21:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2023-12-02 23:21:39,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:21:39,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:39,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 5 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:03,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 129 states and 233 transitions. [2023-12-02 23:22:03,125 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 233 transitions. [2023-12-02 23:22:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:22:03,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:03,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:07,601 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:28,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 135 states and 244 transitions. [2023-12-02 23:22:28,668 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 244 transitions. [2023-12-02 23:22:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:22:28,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:28,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:28,830 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:22:31,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:31,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 135 states and 243 transitions. [2023-12-02 23:22:31,530 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 243 transitions. [2023-12-02 23:22:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:22:31,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:31,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:09,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:09,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 141 states and 253 transitions. [2023-12-02 23:23:09,165 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 253 transitions. [2023-12-02 23:23:09,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:23:09,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:09,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:13,233 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:23:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 150 states and 274 transitions. [2023-12-02 23:23:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 274 transitions. [2023-12-02 23:23:37,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:23:37,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:37,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 16 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:07,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 156 states and 285 transitions. [2023-12-02 23:24:07,689 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 285 transitions. [2023-12-02 23:24:07,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:24:07,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:07,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:10,135 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 16 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:15,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:15,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 284 transitions. [2023-12-02 23:24:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 284 transitions. [2023-12-02 23:24:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:24:15,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:15,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:24:22,608 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 16 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:24:57,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:24:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 162 states and 294 transitions. [2023-12-02 23:24:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 294 transitions. [2023-12-02 23:24:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:24:57,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:24:57,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:24:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:02,239 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 7 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:25:29,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:25:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 171 states and 316 transitions. [2023-12-02 23:25:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 316 transitions. [2023-12-02 23:25:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:25:29,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:25:29,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:25:29,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:25:37,273 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 25 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:07,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 177 states and 327 transitions. [2023-12-02 23:26:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 327 transitions. [2023-12-02 23:26:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:26:07,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:07,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:07,756 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 25 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:26:11,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:26:11,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 177 states and 326 transitions. [2023-12-02 23:26:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 326 transitions. [2023-12-02 23:26:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:26:11,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:26:11,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:26:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:26:20,263 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 25 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:02,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:02,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 183 states and 336 transitions. [2023-12-02 23:27:02,819 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 336 transitions. [2023-12-02 23:27:02,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:27:02,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:02,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 8 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:27:41,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:27:41,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 192 states and 359 transitions. [2023-12-02 23:27:41,317 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 359 transitions. [2023-12-02 23:27:41,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:27:41,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:27:41,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:27:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:27:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 36 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:26,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:26,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 198 states and 370 transitions. [2023-12-02 23:28:26,702 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 370 transitions. [2023-12-02 23:28:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:28:26,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:26,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 36 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:28:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:28:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 198 states and 369 transitions. [2023-12-02 23:28:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 369 transitions. [2023-12-02 23:28:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:28:30,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:28:30,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:28:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:28:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 36 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:29:32,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:29:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 204 states and 379 transitions. [2023-12-02 23:29:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 379 transitions. [2023-12-02 23:29:32,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:29:32,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:29:32,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:29:32,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:29:39,210 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 9 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:30:18,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:30:18,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 213 states and 403 transitions. [2023-12-02 23:30:18,613 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 403 transitions. [2023-12-02 23:30:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 23:30:18,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:30:18,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:30:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:30:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 49 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:13,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 219 states and 414 transitions. [2023-12-02 23:31:13,790 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 414 transitions. [2023-12-02 23:31:13,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 23:31:13,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:13,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:14,130 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 49 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:31:18,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:31:18,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 219 states and 413 transitions. [2023-12-02 23:31:18,580 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 413 transitions. [2023-12-02 23:31:18,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:31:18,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:31:18,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:31:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:31:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 49 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.