./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2719a9efd2165050483c20571c85746fdd7204d074459e12a38b31692a3fffb0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:52,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:52,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:43:52,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:52,710 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:52,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:52,736 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:52,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:52,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:52,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:52,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:52,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:52,740 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:43:52,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:52,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:43:52,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:52,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:52,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:52,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:52,744 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:43:52,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:52,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:52,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:52,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:52,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:52,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:52,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:52,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:52,749 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:52,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:52,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:52,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:52,751 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_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2719a9efd2165050483c20571c85746fdd7204d074459e12a38b31692a3fffb0 [2023-11-11 23:43:52,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:53,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:53,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:53,012 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:53,014 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:53,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i [2023-11-11 23:43:56,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:56,405 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:56,406 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i [2023-11-11 23:43:56,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/data/6ccf5d50e/930ee94fc50d49e890da3694b74d5048/FLAG1692dfd3a [2023-11-11 23:43:56,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/data/6ccf5d50e/930ee94fc50d49e890da3694b74d5048 [2023-11-11 23:43:56,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:56,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:56,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:56,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:56,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:56,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@789eb292 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56, skipping insertion in model container [2023-11-11 23:43:56,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,485 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:56,654 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i[820,833] [2023-11-11 23:43:56,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:56,700 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:56,711 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/sv-benchmarks/c/array-examples/sorting_bubblesort_ground-2.i[820,833] [2023-11-11 23:43:56,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:56,742 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:56,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56 WrapperNode [2023-11-11 23:43:56,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:56,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:56,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:56,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:56,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,821 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-11-11 23:43:56,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:56,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:56,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:56,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:56,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,849 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,888 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,892 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,894 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:56,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:56,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:56,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:56,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:56,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:56,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:56,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f82589b0-34c7-4ec6-b15c-c355748b1bf6/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:57,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:57,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:57,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:43:57,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:43:57,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:57,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:57,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:43:57,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:43:57,125 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:57,128 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:57,324 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:57,395 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:57,395 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:43:57,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:57 BoogieIcfgContainer [2023-11-11 23:43:57,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:57,399 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:57,400 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:57,412 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:57,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:57,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-11 23:43:57,483 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-11 23:43:57,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:43:57,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:57,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-11 23:43:57,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-11 23:43:57,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:43:57,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:43:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:43:57,985 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:43:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:43:57,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:43:58,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-11 23:43:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-11 23:43:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:43:58,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:43:58,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-11 23:43:58,292 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-11 23:43:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:43:58,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:43:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-11 23:43:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-11 23:43:58,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:43:58,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,632 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:43:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-11 23:43:58,730 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-11 23:43:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:43:58,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:43:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-11-11 23:43:58,924 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-11-11 23:43:58,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:43:58,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,041 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:43:59,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:59,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-11 23:43:59,124 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-11 23:43:59,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:43:59,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:59,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,240 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:43:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2023-11-11 23:43:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2023-11-11 23:43:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:43:59,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:59,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,451 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:43:59,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:59,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-11 23:43:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-11 23:43:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:43:59,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:59,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:43:59,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-11 23:43:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-11 23:43:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:43:59,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:59,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,951 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:00,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-11 23:44:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-11 23:44:00,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:44:00,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:00,214 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-11-11 23:44:00,323 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-11-11 23:44:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:44:00,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-11 23:44:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-11 23:44:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:44:00,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:00,814 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:00,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-11 23:44:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-11 23:44:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:44:00,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,179 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:01,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-11 23:44:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-11 23:44:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:44:01,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:01,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-11 23:44:01,704 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-11 23:44:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:44:01,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:02,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:02,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-11 23:44:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-11 23:44:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:44:02,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:02,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:02,406 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:02,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-11 23:44:02,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-11 23:44:02,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:44:02,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:02,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:02,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-11 23:44:02,975 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-11 23:44:02,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:44:02,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:02,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:03,271 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2023-11-11 23:44:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-11 23:44:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:44:03,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:03,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:03,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2023-11-11 23:44:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-11 23:44:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:44:03,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:03,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:04,192 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-11 23:44:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-11 23:44:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:44:04,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:04,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:04,649 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:04,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-11 23:44:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-11 23:44:04,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:44:04,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:04,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:05,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:05,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-11 23:44:05,310 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-11 23:44:05,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:44:05,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:05,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:05,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-11 23:44:05,796 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-11 23:44:05,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:44:05,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:05,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:06,176 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-11 23:44:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-11 23:44:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:44:06,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:06,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:06,707 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:06,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2023-11-11 23:44:06,920 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-11 23:44:06,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:44:06,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:06,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:06,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:07,259 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:07,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:07,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-11 23:44:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-11 23:44:07,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:44:07,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:07,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:08,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:08,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-11 23:44:08,022 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-11 23:44:08,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:44:08,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:08,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:08,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-11 23:44:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-11 23:44:08,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:44:08,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:08,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:08,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:09,009 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:09,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2023-11-11 23:44:09,209 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-11 23:44:09,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:44:09,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:09,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-11 23:44:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-11 23:44:09,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:44:09,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:09,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2023-11-11 23:44:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-11 23:44:10,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:44:10,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:10,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:10,929 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:11,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:11,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-11 23:44:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-11 23:44:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:44:11,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:11,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:11,614 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-11-11 23:44:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-11 23:44:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:44:11,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:11,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:12,348 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-11 23:44:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-11 23:44:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:44:12,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:12,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:13,060 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:13,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-11 23:44:13,306 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-11 23:44:13,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:44:13,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:13,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2023-11-11 23:44:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-11-11 23:44:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:44:14,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-11 23:44:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-11 23:44:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:44:14,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:15,358 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:15,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2023-11-11 23:44:15,614 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-11 23:44:15,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:44:15,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:15,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:16,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-11 23:44:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-11 23:44:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:44:16,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:16,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:17,131 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:17,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2023-11-11 23:44:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2023-11-11 23:44:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:44:17,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:17,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2023-11-11 23:44:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2023-11-11 23:44:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:44:18,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:18,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:18,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,895 INFO L134 CoverageAnalysis]: Checked inductivity of 827 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2023-11-11 23:44:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2023-11-11 23:44:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:44:19,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:19,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:20,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:20,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2023-11-11 23:44:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2023-11-11 23:44:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:44:20,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:20,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:21,058 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:21,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2023-11-11 23:44:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2023-11-11 23:44:21,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:44:21,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:21,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:22,021 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2023-11-11 23:44:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2023-11-11 23:44:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:44:22,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:22,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:23,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2023-11-11 23:44:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-11 23:44:23,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:44:23,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:23,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1042 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:24,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2023-11-11 23:44:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-11 23:44:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:44:24,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:24,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:25,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1088 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:25,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2023-11-11 23:44:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2023-11-11 23:44:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:44:25,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:25,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:25,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:26,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1135 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2023-11-11 23:44:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2023-11-11 23:44:26,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:44:26,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:26,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:27,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:27,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:27,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2023-11-11 23:44:27,349 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2023-11-11 23:44:27,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:44:27,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:27,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:28,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2023-11-11 23:44:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2023-11-11 23:44:28,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:44:28,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:28,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:29,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2023-11-11 23:44:29,564 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2023-11-11 23:44:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:44:29,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:29,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1333 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:30,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2023-11-11 23:44:30,619 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2023-11-11 23:44:30,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:44:30,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:30,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:30,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:31,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:31,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2023-11-11 23:44:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-11-11 23:44:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:44:31,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:31,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:32,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1438 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:32,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2023-11-11 23:44:32,873 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2023-11-11 23:44:32,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:44:32,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:32,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1492 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 70 states and 79 transitions. [2023-11-11 23:44:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2023-11-11 23:44:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:44:33,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:33,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 71 states and 80 transitions. [2023-11-11 23:44:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2023-11-11 23:44:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:44:34,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:34,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:35,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1603 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:35,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:35,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2023-11-11 23:44:35,954 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2023-11-11 23:44:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:44:35,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:35,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1660 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:37,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-11-11 23:44:37,160 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-11 23:44:37,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:44:37,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:37,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:37,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:38,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2023-11-11 23:44:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2023-11-11 23:44:38,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:44:38,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:38,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1777 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:39,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:39,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2023-11-11 23:44:39,442 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2023-11-11 23:44:39,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:44:39,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:39,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 1837 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:44:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2023-11-11 23:44:40,701 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2023-11-11 23:44:40,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:44:40,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:40,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms