./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-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_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/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_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/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_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/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 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:33:16,348 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:33:16,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:33:16,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:33:16,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:33:16,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:33:16,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:33:16,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:33:16,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:33:16,465 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:33:16,465 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:33:16,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:33:16,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:33:16,467 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:33:16,467 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:33:16,468 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:33:16,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:33:16,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:33:16,469 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:33:16,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:33:16,470 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:33:16,472 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:33:16,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:33:16,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:33:16,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:33:16,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:33:16,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:33:16,474 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:33:16,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:33:16,475 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_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c4ccee9690ccdd33683565314ba095e56520aa142914bd8063fc7c4c92940d [2023-12-02 22:33:16,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:33:16,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:33:16,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:33:16,733 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:33:16,733 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:33:16,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2023-12-02 22:33:19,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:33:19,657 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:33:19,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/sv-benchmarks/c/array-memsafety/openbsd_cstrcspn-alloca-2.i [2023-12-02 22:33:19,675 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/data/245e9fdec/404ca18932e54770aedd20a27f8c9a1b/FLAG9b5b12d25 [2023-12-02 22:33:19,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/data/245e9fdec/404ca18932e54770aedd20a27f8c9a1b [2023-12-02 22:33:19,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:33:19,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:33:19,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:33:19,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:33:19,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:33:19,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:33:19" (1/1) ... [2023-12-02 22:33:19,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397938ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:19, skipping insertion in model container [2023-12-02 22:33:19,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:33:19" (1/1) ... [2023-12-02 22:33:19,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:33:19,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:33:20,008 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:33:20,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:33:20,082 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:33:20,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20 WrapperNode [2023-12-02 22:33:20,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:33:20,083 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:33:20,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:33:20,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:33:20,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,119 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2023-12-02 22:33:20,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:33:20,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:33:20,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:33:20,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:33:20,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,144 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:33:20,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:33:20,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:33:20,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:33:20,149 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:33:20,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:33:20,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:33:20,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f36286f1-ffb5-4c33-a366-b5ac9c687e1e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:33:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:33:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:33:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:33:20,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:33:20,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:33:20,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:33:20,310 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:33:20,311 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:33:20,485 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:33:20,554 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:33:20,555 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 22:33:20,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:33:20 BoogieIcfgContainer [2023-12-02 22:33:20,556 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:33:20,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:33:20,558 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:33:20,566 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:33:20,566 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:33:20" (1/1) ... [2023-12-02 22:33:20,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:33:20,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2023-12-02 22:33:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-12-02 22:33:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:33:20,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:20,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:20,891 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 22:33:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-02 22:33:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-02 22:33:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 22:33:20,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:20,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:21,227 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 22:33:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-12-02 22:33:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-12-02 22:33:21,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:33:21,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:21,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:21,582 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 22:33:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:21,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2023-12-02 22:33:21,793 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-12-02 22:33:21,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:33:21,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:21,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:22,048 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 22:33:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 34 states and 46 transitions. [2023-12-02 22:33:22,733 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 46 transitions. [2023-12-02 22:33:22,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:33:22,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:22,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:22,802 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 22:33:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:23,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2023-12-02 22:33:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2023-12-02 22:33:23,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 22:33:23,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:23,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:24,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2023-12-02 22:33:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2023-12-02 22:33:24,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:33:24,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:24,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:24,309 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 22:33:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2023-12-02 22:33:24,540 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2023-12-02 22:33:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:33:24,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:24,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:24,864 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 22:33:26,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:26,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2023-12-02 22:33:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2023-12-02 22:33:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 22:33:26,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:26,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:27,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:27,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2023-12-02 22:33:27,979 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2023-12-02 22:33:27,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:27,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:27,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:30,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:30,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 49 states and 88 transitions. [2023-12-02 22:33:30,762 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 88 transitions. [2023-12-02 22:33:30,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:30,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:30,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:30,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:31,287 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 22:33:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:33,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2023-12-02 22:33:33,491 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2023-12-02 22:33:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:33,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:33,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:34,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 54 states and 109 transitions. [2023-12-02 22:33:34,676 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 109 transitions. [2023-12-02 22:33:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:34,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:34,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:34,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:33:35,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 55 states and 113 transitions. [2023-12-02 22:33:35,850 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 113 transitions. [2023-12-02 22:33:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:35,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:35,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:35,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:33:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 56 states and 116 transitions. [2023-12-02 22:33:36,885 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 116 transitions. [2023-12-02 22:33:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:33:36,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:36,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:37,732 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 22:33:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 57 states and 121 transitions. [2023-12-02 22:33:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 121 transitions. [2023-12-02 22:33:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:39,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:39,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:40,694 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 22:33:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 60 states and 131 transitions. [2023-12-02 22:33:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 131 transitions. [2023-12-02 22:33:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:43,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:43,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:43,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:44,124 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 22:33:44,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2023-12-02 22:33:44,796 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2023-12-02 22:33:44,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:44,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:44,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:45,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 62 states and 135 transitions. [2023-12-02 22:33:45,316 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 135 transitions. [2023-12-02 22:33:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:45,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:45,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:45,684 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 22:33:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 64 states and 138 transitions. [2023-12-02 22:33:46,515 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 138 transitions. [2023-12-02 22:33:46,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:46,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:47,242 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 22:33:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:49,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 67 states and 145 transitions. [2023-12-02 22:33:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 145 transitions. [2023-12-02 22:33:49,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:49,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:49,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:33:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 71 states and 159 transitions. [2023-12-02 22:33:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 159 transitions. [2023-12-02 22:33:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 22:33:54,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:54,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:54,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:33:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 66 states and 138 transitions. [2023-12-02 22:33:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 138 transitions. [2023-12-02 22:33:55,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:33:55,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:55,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:33:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:57,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 67 states and 142 transitions. [2023-12-02 22:33:57,015 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 142 transitions. [2023-12-02 22:33:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:33:57,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:57,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:57,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:57,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:33:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:33:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 68 states and 144 transitions. [2023-12-02 22:33:57,904 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 144 transitions. [2023-12-02 22:33:57,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:33:57,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:33:57,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:33:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:33:58,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:34:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 72 states and 165 transitions. [2023-12-02 22:34:02,397 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 165 transitions. [2023-12-02 22:34:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:02,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:02,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:02,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:34:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 74 states and 181 transitions. [2023-12-02 22:34:06,809 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 181 transitions. [2023-12-02 22:34:06,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:06,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:06,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:07,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:34:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 75 states and 182 transitions. [2023-12-02 22:34:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 182 transitions. [2023-12-02 22:34:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:08,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:09,405 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 22:34:11,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:11,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 77 states and 195 transitions. [2023-12-02 22:34:11,991 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 195 transitions. [2023-12-02 22:34:11,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:11,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:12,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:34:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:14,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 78 states and 197 transitions. [2023-12-02 22:34:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 197 transitions. [2023-12-02 22:34:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:14,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:14,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:15,747 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 22:34:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 75 states and 179 transitions. [2023-12-02 22:34:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 179 transitions. [2023-12-02 22:34:17,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:17,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:17,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:17,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:34:19,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 69 states and 163 transitions. [2023-12-02 22:34:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 163 transitions. [2023-12-02 22:34:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 22:34:19,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:19,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:34:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 70 states and 165 transitions. [2023-12-02 22:34:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 165 transitions. [2023-12-02 22:34:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:20,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:20,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:20,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:22,383 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 22:34:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 71 states and 166 transitions. [2023-12-02 22:34:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 166 transitions. [2023-12-02 22:34:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:25,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:25,215 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 22:34:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:26,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 72 states and 170 transitions. [2023-12-02 22:34:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 170 transitions. [2023-12-02 22:34:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:26,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:26,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:26,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:34:26,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:26,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 72 states and 169 transitions. [2023-12-02 22:34:26,995 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 169 transitions. [2023-12-02 22:34:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:26,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:26,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:27,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:28,395 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 22:34:30,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:30,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 73 states and 172 transitions. [2023-12-02 22:34:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 172 transitions. [2023-12-02 22:34:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:30,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:30,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:30,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:31,463 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 22:34:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 77 states and 178 transitions. [2023-12-02 22:34:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 178 transitions. [2023-12-02 22:34:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:34,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:34,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:35,326 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 22:34:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 81 states and 184 transitions. [2023-12-02 22:34:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 184 transitions. [2023-12-02 22:34:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:34:40,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:40,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:34:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:41,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 74 states and 169 transitions. [2023-12-02 22:34:41,610 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 169 transitions. [2023-12-02 22:34:41,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:34:41,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:41,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:43,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:34:47,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 75 states and 176 transitions. [2023-12-02 22:34:47,089 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 176 transitions. [2023-12-02 22:34:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:34:47,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:47,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:34:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:34:56,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 80 states and 187 transitions. [2023-12-02 22:34:56,058 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 187 transitions. [2023-12-02 22:34:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:34:56,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:34:56,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:34:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:34:57,064 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 22:35:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 89 states and 211 transitions. [2023-12-02 22:35:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 211 transitions. [2023-12-02 22:35:07,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:35:07,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:07,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:09,715 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:35:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2023-12-02 22:35:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-12-02 22:35:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:35:13,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:13,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:13,475 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 22:35:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-12-02 22:35:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-12-02 22:35:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:35:18,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:22,201 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 22:35:37,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2023-12-02 22:35:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2023-12-02 22:35:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:35:37,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:37,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:37,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:35:40,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:40,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2023-12-02 22:35:40,980 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2023-12-02 22:35:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 22:35:40,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:40,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:43,199 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 22:35:57,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:35:57,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2023-12-02 22:35:57,331 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2023-12-02 22:35:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:35:57,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:35:57,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:35:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:35:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:36:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:00,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 108 transitions. [2023-12-02 22:36:00,721 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 108 transitions. [2023-12-02 22:36:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 22:36:00,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:00,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:36:06,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2023-12-02 22:36:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2023-12-02 22:36:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:06,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:06,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:10,197 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 22:36:26,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 80 states and 129 transitions. [2023-12-02 22:36:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2023-12-02 22:36:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:26,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:26,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:26,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:36:29,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 80 states and 128 transitions. [2023-12-02 22:36:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2023-12-02 22:36:29,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:29,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:30,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:36:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:36:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2023-12-02 22:36:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2023-12-02 22:36:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:36:38,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:36:38,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:36:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:36:43,058 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 22:37:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:01,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 90 states and 157 transitions. [2023-12-02 22:37:01,724 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 157 transitions. [2023-12-02 22:37:01,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 22:37:01,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:01,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:01,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:37:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 93 states and 161 transitions. [2023-12-02 22:37:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 161 transitions. [2023-12-02 22:37:08,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:37:08,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:09,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:37:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2023-12-02 22:37:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2023-12-02 22:37:13,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:37:13,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:13,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:14,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:37:18,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:18,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 94 states and 160 transitions. [2023-12-02 22:37:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 160 transitions. [2023-12-02 22:37:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:37:18,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:18,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:37:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 154 transitions. [2023-12-02 22:37:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 154 transitions. [2023-12-02 22:37:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:37:21,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:21,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:37:28,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 93 states and 159 transitions. [2023-12-02 22:37:28,990 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 159 transitions. [2023-12-02 22:37:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:37:28,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:28,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:37:36,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:36,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 95 states and 163 transitions. [2023-12-02 22:37:36,132 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 163 transitions. [2023-12-02 22:37:36,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:37:36,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:36,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:37,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:37:46,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 98 states and 169 transitions. [2023-12-02 22:37:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2023-12-02 22:37:46,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:37:46,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:46,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:37:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:37:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 102 states and 176 transitions. [2023-12-02 22:37:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2023-12-02 22:37:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 22:37:56,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:37:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:37:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:37:56,257 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 22:38:05,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 182 transitions. [2023-12-02 22:38:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 182 transitions. [2023-12-02 22:38:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:38:05,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:05,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:05,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:08,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:38:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:14,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2023-12-02 22:38:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2023-12-02 22:38:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 22:38:14,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:14,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:14,618 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:38:16,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:16,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 104 states and 177 transitions. [2023-12-02 22:38:16,978 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 177 transitions. [2023-12-02 22:38:16,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:38:16,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:16,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:21,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:50,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:50,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 113 states and 203 transitions. [2023-12-02 22:38:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 203 transitions. [2023-12-02 22:38:50,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:38:50,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:50,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:53,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 116 states and 207 transitions. [2023-12-02 22:39:02,621 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 207 transitions. [2023-12-02 22:39:02,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 22:39:02,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:02,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:03,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:39:06,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 117 states and 207 transitions. [2023-12-02 22:39:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2023-12-02 22:39:06,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:39:06,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:06,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:06,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:39:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 118 states and 207 transitions. [2023-12-02 22:39:08,491 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 207 transitions. [2023-12-02 22:39:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:39:08,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:08,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:14,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:39:45,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 127 states and 233 transitions. [2023-12-02 22:39:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 233 transitions. [2023-12-02 22:39:45,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:39:45,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:45,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:52,885 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:40:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 136 states and 258 transitions. [2023-12-02 22:40:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 258 transitions. [2023-12-02 22:40:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:40:31,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:31,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:40:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 137 states and 260 transitions. [2023-12-02 22:40:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 260 transitions. [2023-12-02 22:40:35,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:40:35,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:35,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:40:38,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 138 states and 262 transitions. [2023-12-02 22:40:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 262 transitions. [2023-12-02 22:40:38,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:40:38,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:38,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-02 22:40:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 139 states and 262 transitions. [2023-12-02 22:40:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 262 transitions. [2023-12-02 22:40:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:40:41,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:41,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:43,966 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:41:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 147 states and 277 transitions. [2023-12-02 22:41:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 277 transitions. [2023-12-02 22:41:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:41:12,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:12,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:22,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:42:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 157 states and 304 transitions. [2023-12-02 22:42:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 304 transitions. [2023-12-02 22:42:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:42:07,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:07,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:07,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:42:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:25,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 161 states and 312 transitions. [2023-12-02 22:42:25,036 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 312 transitions. [2023-12-02 22:42:25,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:42:25,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:25,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:25,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 22:42:39,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:39,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 165 states and 324 transitions. [2023-12-02 22:42:39,669 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 324 transitions. [2023-12-02 22:42:39,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:42:39,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:39,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:43:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 170 states and 335 transitions. [2023-12-02 22:43:05,028 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 335 transitions. [2023-12-02 22:43:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:43:05,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:05,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:43:24,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:24,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 174 states and 344 transitions. [2023-12-02 22:43:24,716 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2023-12-02 22:43:24,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:43:24,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:24,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:24,770 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:43:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 178 states and 353 transitions. [2023-12-02 22:43:40,056 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 353 transitions. [2023-12-02 22:43:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:43:40,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:40,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 22:43:53,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 182 states and 358 transitions. [2023-12-02 22:43:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 358 transitions. [2023-12-02 22:43:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:43:53,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:53,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:44:33,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:33,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 186 states and 365 transitions. [2023-12-02 22:44:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 365 transitions. [2023-12-02 22:44:33,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:44:33,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:33,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:40,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:45:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 192 states and 382 transitions. [2023-12-02 22:45:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 382 transitions. [2023-12-02 22:45:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:45:18,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:18,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:26,045 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 22:45:38,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:38,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 194 states and 383 transitions. [2023-12-02 22:45:38,743 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 383 transitions. [2023-12-02 22:45:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:45:38,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:38,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:46,720 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:46:51,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:51,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 208 states and 422 transitions. [2023-12-02 22:46:51,983 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 422 transitions. [2023-12-02 22:46:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:46:51,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:51,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.