./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi --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 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:53:01,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:53:01,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:53:01,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:53:01,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:53:01,768 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:53:01,774 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:53:01,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:53:01,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:53:01,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:53:01,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:53:01,779 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:53:01,780 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:53:01,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:53:01,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:53:01,784 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:53:01,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:53:01,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:53:01,792 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:53:01,792 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:53:01,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:53:01,793 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:53:01,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:53:01,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:53:01,795 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:53:01,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:53:01,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:01,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:53:01,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:53:01,797 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:53:01,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:53:01,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:53:01,798 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:53:01,798 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_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2539530bc7d482c73cf7743c3e3167fff4f274988d9be6836a02ba65f37bdc1a [2023-11-24 22:53:02,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:53:02,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:53:02,129 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:53:02,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:53:02,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:53:02,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2023-11-24 22:53:05,189 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:53:05,662 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:53:05,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/sv-benchmarks/c/eca-rers2012/Problem03_label00.c [2023-11-24 22:53:05,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/data/c5a830b3e/0c523fb5ea3c4ef598b87e5d6740ce02/FLAGc7229b5f9 [2023-11-24 22:53:05,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/data/c5a830b3e/0c523fb5ea3c4ef598b87e5d6740ce02 [2023-11-24 22:53:05,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:53:05,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:53:05,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:05,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:53:05,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:53:05,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:05" (1/1) ... [2023-11-24 22:53:05,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74979818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:05, skipping insertion in model container [2023-11-24 22:53:05,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:53:05" (1/1) ... [2023-11-24 22:53:05,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:53:06,561 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_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2023-11-24 22:53:06,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:06,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:53:06,945 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_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/sv-benchmarks/c/eca-rers2012/Problem03_label00.c[60148,60161] [2023-11-24 22:53:06,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:53:06,977 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:53:06,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06 WrapperNode [2023-11-24 22:53:06,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:53:06,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:06,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:53:06,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:53:06,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,144 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-24 22:53:07,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:53:07,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:53:07,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:53:07,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:53:07,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,163 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,171 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:53:07,295 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:53:07,295 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:53:07,295 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:53:07,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:53:06" (1/1) ... [2023-11-24 22:53:07,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:53:07,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:53:07,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:53:07,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00f93ee1-6e5f-4647-a133-ef53ffcdf3d5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:53:07,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:53:07,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:53:07,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:53:07,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:53:07,456 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:53:07,459 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:53:09,475 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:53:09,890 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:53:09,890 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:53:09,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:09 BoogieIcfgContainer [2023-11-24 22:53:09,892 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:53:09,892 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:53:09,893 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:53:09,903 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:53:09,903 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:53:09" (1/1) ... [2023-11-24 22:53:09,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:53:09,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:09,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-24 22:53:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-24 22:53:09,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 22:53:09,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:09,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:12,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 289 states and 517 transitions. [2023-11-24 22:53:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2023-11-24 22:53:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 22:53:12,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:12,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:14,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:14,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 437 states and 790 transitions. [2023-11-24 22:53:14,747 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 790 transitions. [2023-11-24 22:53:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-24 22:53:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:14,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 444 states and 799 transitions. [2023-11-24 22:53:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 799 transitions. [2023-11-24 22:53:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-24 22:53:15,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:15,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 453 states and 812 transitions. [2023-11-24 22:53:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 812 transitions. [2023-11-24 22:53:15,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-11-24 22:53:15,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:15,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:17,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:17,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 463 states and 837 transitions. [2023-11-24 22:53:17,416 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 837 transitions. [2023-11-24 22:53:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-11-24 22:53:17,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:17,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:53:18,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:18,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 475 states and 858 transitions. [2023-11-24 22:53:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 858 transitions. [2023-11-24 22:53:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-24 22:53:18,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:18,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:22,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:22,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 630 states and 1078 transitions. [2023-11-24 22:53:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1078 transitions. [2023-11-24 22:53:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-24 22:53:22,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:22,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:22,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:23,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 639 states and 1093 transitions. [2023-11-24 22:53:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1093 transitions. [2023-11-24 22:53:23,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-24 22:53:23,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:24,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 648 states and 1108 transitions. [2023-11-24 22:53:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1108 transitions. [2023-11-24 22:53:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-24 22:53:24,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:24,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:24,972 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 654 states and 1117 transitions. [2023-11-24 22:53:25,305 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1117 transitions. [2023-11-24 22:53:25,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-24 22:53:25,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:25,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:25,651 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:26,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 663 states and 1130 transitions. [2023-11-24 22:53:26,467 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1130 transitions. [2023-11-24 22:53:26,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-24 22:53:26,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:26,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:26,880 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 664 states and 1131 transitions. [2023-11-24 22:53:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1131 transitions. [2023-11-24 22:53:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 22:53:27,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:53:27,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 670 states and 1137 transitions. [2023-11-24 22:53:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1137 transitions. [2023-11-24 22:53:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-24 22:53:27,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:27,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:28,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:28,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 681 states and 1151 transitions. [2023-11-24 22:53:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1151 transitions. [2023-11-24 22:53:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-24 22:53:28,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:28,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:28,500 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:28,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 684 states and 1155 transitions. [2023-11-24 22:53:28,851 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1155 transitions. [2023-11-24 22:53:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-24 22:53:28,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:28,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:29,077 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:29,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 697 states and 1171 transitions. [2023-11-24 22:53:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1171 transitions. [2023-11-24 22:53:29,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-24 22:53:29,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,009 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:30,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:30,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 698 states and 1172 transitions. [2023-11-24 22:53:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1172 transitions. [2023-11-24 22:53:30,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-24 22:53:30,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:30,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:31,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 713 states and 1193 transitions. [2023-11-24 22:53:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1193 transitions. [2023-11-24 22:53:31,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-24 22:53:31,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:31,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 716 states and 1197 transitions. [2023-11-24 22:53:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1197 transitions. [2023-11-24 22:53:32,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 22:53:32,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:32,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 727 states and 1213 transitions. [2023-11-24 22:53:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1213 transitions. [2023-11-24 22:53:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 22:53:33,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 733 states and 1220 transitions. [2023-11-24 22:53:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1220 transitions. [2023-11-24 22:53:33,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 22:53:33,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,647 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:33,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 739 states and 1227 transitions. [2023-11-24 22:53:33,861 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1227 transitions. [2023-11-24 22:53:33,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 22:53:33,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:33,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:34,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 740 states and 1228 transitions. [2023-11-24 22:53:34,280 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1228 transitions. [2023-11-24 22:53:34,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 22:53:34,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:34,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:34,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 748 states and 1237 transitions. [2023-11-24 22:53:34,835 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1237 transitions. [2023-11-24 22:53:34,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 22:53:34,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:34,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,005 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:53:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 758 states and 1250 transitions. [2023-11-24 22:53:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1250 transitions. [2023-11-24 22:53:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 22:53:35,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:35,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:35,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:35,781 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:36,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:36,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 778 states and 1279 transitions. [2023-11-24 22:53:36,829 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1279 transitions. [2023-11-24 22:53:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 22:53:36,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:36,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:37,104 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:38,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:38,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 805 states and 1318 transitions. [2023-11-24 22:53:38,832 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1318 transitions. [2023-11-24 22:53:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-24 22:53:38,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:38,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:39,282 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 834 states and 1361 transitions. [2023-11-24 22:53:41,297 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1361 transitions. [2023-11-24 22:53:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-24 22:53:41,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:41,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:53:42,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 853 states and 1385 transitions. [2023-11-24 22:53:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1385 transitions. [2023-11-24 22:53:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-24 22:53:42,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:42,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:43,312 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:45,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 883 states and 1434 transitions. [2023-11-24 22:53:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1434 transitions. [2023-11-24 22:53:45,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-24 22:53:45,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:45,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:46,326 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:48,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 909 states and 1474 transitions. [2023-11-24 22:53:48,322 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1474 transitions. [2023-11-24 22:53:48,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-24 22:53:48,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:48,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:48,655 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:53:49,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:53:49,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 924 states and 1491 transitions. [2023-11-24 22:53:49,802 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1491 transitions. [2023-11-24 22:53:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-24 22:53:49,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:53:49,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:53:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:53:50,236 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.