./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-dietlibc/strstr.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows 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_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/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_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-dietlibc/strstr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4f0de1cabcaa1e7c1b5012604e9626b39d1f0fa44ba0399b8bd31764898831fc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:04,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:04,350 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-11 23:51:04,355 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:04,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:04,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:04,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:04,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:04,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:04,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:04,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:04,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:04,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:04,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:04,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:04,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:04,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:04,413 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:04,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:04,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:04,414 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:04,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:04,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:04,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:04,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:04,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:04,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:04,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:04,418 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:04,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:04,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:04,421 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_35ed512f-1151-4d36-9278-303cee0c227e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0de1cabcaa1e7c1b5012604e9626b39d1f0fa44ba0399b8bd31764898831fc [2023-11-11 23:51:04,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:04,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:04,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:04,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:04,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:04,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-dietlibc/strstr.i [2023-11-11 23:51:07,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:08,195 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:08,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/sv-benchmarks/c/termination-dietlibc/strstr.i [2023-11-11 23:51:08,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/data/6b7fe56b9/90c9f5e43af643b584f5c120177d9667/FLAGcb4a43256 [2023-11-11 23:51:08,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/data/6b7fe56b9/90c9f5e43af643b584f5c120177d9667 [2023-11-11 23:51:08,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:08,236 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:08,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:08,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:08,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:08,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d19e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08, skipping insertion in model container [2023-11-11 23:51:08,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,296 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:08,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:08,652 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:08,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:08,769 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:08,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08 WrapperNode [2023-11-11 23:51:08,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:08,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:08,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:08,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:08,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,830 INFO L138 Inliner]: procedures = 116, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 159 [2023-11-11 23:51:08,831 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:08,832 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:08,832 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:08,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:08,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,869 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,875 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,881 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:08,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:08,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:08,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:08,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:08" (1/1) ... [2023-11-11 23:51:08,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:08,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:08,928 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:08,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35ed512f-1151-4d36-9278-303cee0c227e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:08,979 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:08,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:08,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:08,981 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-11-11 23:51:08,981 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2023-11-11 23:51:08,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:08,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:08,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:09,115 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:09,117 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:09,503 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:09,539 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:09,539 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-11 23:51:09,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:09 BoogieIcfgContainer [2023-11-11 23:51:09,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:09,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:09,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:09,553 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:09,553 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:09" (1/1) ... [2023-11-11 23:51:09,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:09,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2023-11-11 23:51:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-11 23:51:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:51:09,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:09,884 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 23:51:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:09,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-11 23:51:09,936 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-11 23:51:09,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:09,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:09,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,027 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 23:51:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2023-11-11 23:51:10,098 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-11 23:51:10,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:51:10,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,223 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 23:51:10,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2023-11-11 23:51:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2023-11-11 23:51:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:10,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,536 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 23:51:10,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2023-11-11 23:51:10,561 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-11 23:51:10,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:10,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,602 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 23:51:10,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2023-11-11 23:51:10,698 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2023-11-11 23:51:10,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:51:10,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2023-11-11 23:51:10,868 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2023-11-11 23:51:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:51:10,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:10,897 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 23:51:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2023-11-11 23:51:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2023-11-11 23:51:10,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:10,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:10,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:11,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2023-11-11 23:51:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2023-11-11 23:51:11,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:11,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,267 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 23:51:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 79 states and 103 transitions. [2023-11-11 23:51:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 103 transitions. [2023-11-11 23:51:11,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:11,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-11 23:51:11,844 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-11 23:51:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:11,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:11,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:11,901 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 23:51:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 85 states and 114 transitions. [2023-11-11 23:51:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 114 transitions. [2023-11-11 23:51:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:12,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:12,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 90 states and 125 transitions. [2023-11-11 23:51:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 125 transitions. [2023-11-11 23:51:12,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:12,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,792 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 23:51:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:12,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 92 states and 126 transitions. [2023-11-11 23:51:12,962 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 126 transitions. [2023-11-11 23:51:12,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:12,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:12,989 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:13,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 93 states and 127 transitions. [2023-11-11 23:51:13,290 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2023-11-11 23:51:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:13,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,429 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 23:51:13,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:13,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2023-11-11 23:51:13,879 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2023-11-11 23:51:13,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:13,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:13,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:13,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:51:14,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 100 states and 138 transitions. [2023-11-11 23:51:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 138 transitions. [2023-11-11 23:51:14,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:14,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,441 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 23:51:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2023-11-11 23:51:14,461 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2023-11-11 23:51:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:14,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,494 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 23:51:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2023-11-11 23:51:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2023-11-11 23:51:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:14,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,729 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:14,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 105 states and 145 transitions. [2023-11-11 23:51:14,931 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 145 transitions. [2023-11-11 23:51:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:14,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:14,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:14,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:14,961 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 23:51:15,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 109 states and 150 transitions. [2023-11-11 23:51:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 150 transitions. [2023-11-11 23:51:15,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:15,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:15,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 110 states and 150 transitions. [2023-11-11 23:51:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2023-11-11 23:51:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:15,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:51:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 112 states and 151 transitions. [2023-11-11 23:51:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 151 transitions. [2023-11-11 23:51:15,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:15,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:15,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:15,847 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:16,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 117 states and 162 transitions. [2023-11-11 23:51:16,591 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 162 transitions. [2023-11-11 23:51:16,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:16,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,616 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:16,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 119 states and 163 transitions. [2023-11-11 23:51:16,843 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 163 transitions. [2023-11-11 23:51:16,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:16,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:16,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:51:17,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:17,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 119 states and 162 transitions. [2023-11-11 23:51:17,094 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 162 transitions. [2023-11-11 23:51:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:17,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:17,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:17,276 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 123 states and 170 transitions. [2023-11-11 23:51:18,151 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2023-11-11 23:51:18,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:18,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,178 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:51:18,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:18,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 126 states and 172 transitions. [2023-11-11 23:51:18,543 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 172 transitions. [2023-11-11 23:51:18,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:18,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:18,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:19,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 131 states and 183 transitions. [2023-11-11 23:51:19,881 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 183 transitions. [2023-11-11 23:51:19,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:19,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:19,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:19,913 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 23:51:20,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2023-11-11 23:51:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2023-11-11 23:51:20,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:20,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-11 23:51:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 134 states and 185 transitions. [2023-11-11 23:51:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 185 transitions. [2023-11-11 23:51:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:51:20,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:20,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:51:21,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:21,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 137 states and 188 transitions. [2023-11-11 23:51:21,670 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 188 transitions. [2023-11-11 23:51:21,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:21,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:21,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 142 states and 199 transitions. [2023-11-11 23:51:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 199 transitions. [2023-11-11 23:51:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:22,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:22,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:22,927 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:51:23,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 200 transitions. [2023-11-11 23:51:23,232 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 200 transitions. [2023-11-11 23:51:23,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:51:23,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-11 23:51:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 144 states and 199 transitions. [2023-11-11 23:51:23,576 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 199 transitions. [2023-11-11 23:51:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:51:23,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:23,806 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:24,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 145 states and 199 transitions. [2023-11-11 23:51:24,039 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 199 transitions. [2023-11-11 23:51:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:24,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-11 23:51:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 148 states and 201 transitions. [2023-11-11 23:51:24,535 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 201 transitions. [2023-11-11 23:51:24,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:24,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:24,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:24,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:25,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:25,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 153 states and 212 transitions. [2023-11-11 23:51:25,998 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 212 transitions. [2023-11-11 23:51:25,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:25,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:25,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,027 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:51:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 155 states and 213 transitions. [2023-11-11 23:51:26,421 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2023-11-11 23:51:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:51:26,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:51:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:26,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 155 states and 212 transitions. [2023-11-11 23:51:26,779 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2023-11-11 23:51:26,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:51:26,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:26,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-11 23:51:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:27,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 158 states and 214 transitions. [2023-11-11 23:51:27,324 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 214 transitions. [2023-11-11 23:51:27,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:51:27,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:27,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 163 states and 225 transitions. [2023-11-11 23:51:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 225 transitions. [2023-11-11 23:51:28,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:51:28,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:28,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-11 23:51:29,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:29,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 165 states and 226 transitions. [2023-11-11 23:51:29,214 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 226 transitions. [2023-11-11 23:51:29,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:51:29,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:29,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,244 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:51:29,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:29,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 165 states and 225 transitions. [2023-11-11 23:51:29,577 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 225 transitions. [2023-11-11 23:51:29,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:29,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-11 23:51:30,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:30,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 168 states and 227 transitions. [2023-11-11 23:51:30,221 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 227 transitions. [2023-11-11 23:51:30,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:30,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:30,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:30,533 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:32,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 173 states and 238 transitions. [2023-11-11 23:51:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 238 transitions. [2023-11-11 23:51:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:51:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,046 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:51:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 175 states and 239 transitions. [2023-11-11 23:51:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 239 transitions. [2023-11-11 23:51:32,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:51:32,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-11 23:51:32,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:32,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 175 states and 238 transitions. [2023-11-11 23:51:32,888 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 238 transitions. [2023-11-11 23:51:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:51:32,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:32,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:32,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-11 23:51:33,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 178 states and 240 transitions. [2023-11-11 23:51:33,533 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 240 transitions. [2023-11-11 23:51:33,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:33,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:33,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:35,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 183 states and 251 transitions. [2023-11-11 23:51:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 251 transitions. [2023-11-11 23:51:35,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:51:35,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:35,391 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-11 23:51:35,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 185 states and 252 transitions. [2023-11-11 23:51:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 252 transitions. [2023-11-11 23:51:35,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:35,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 200 states and 287 transitions. [2023-11-11 23:51:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 287 transitions. [2023-11-11 23:51:39,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:51:39,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-11 23:51:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 200 states and 286 transitions. [2023-11-11 23:51:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 286 transitions. [2023-11-11 23:51:40,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:40,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:40,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:51:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 208 states and 304 transitions. [2023-11-11 23:51:42,825 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 304 transitions. [2023-11-11 23:51:42,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:42,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-11 23:51:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 211 states and 306 transitions. [2023-11-11 23:51:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 306 transitions. [2023-11-11 23:51:43,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:43,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 216 states and 319 transitions. [2023-11-11 23:51:45,737 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 319 transitions. [2023-11-11 23:51:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:51:45,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:45,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-11 23:51:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 218 states and 320 transitions. [2023-11-11 23:51:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 320 transitions. [2023-11-11 23:51:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:51:46,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,403 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:51:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 218 states and 319 transitions. [2023-11-11 23:51:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 319 transitions. [2023-11-11 23:51:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:51:46,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,983 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-11 23:51:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 221 states and 321 transitions. [2023-11-11 23:51:47,773 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 321 transitions. [2023-11-11 23:51:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:51:47,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 226 states and 333 transitions. [2023-11-11 23:51:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 333 transitions. [2023-11-11 23:51:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:51:50,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:50,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-11 23:51:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 228 states and 334 transitions. [2023-11-11 23:51:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 334 transitions. [2023-11-11 23:51:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:51:50,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:50,845 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-11 23:51:51,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:51,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 228 states and 333 transitions. [2023-11-11 23:51:51,475 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 333 transitions. [2023-11-11 23:51:51,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:51:51,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:51,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:51,511 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-11 23:51:52,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:52,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 231 states and 335 transitions. [2023-11-11 23:51:52,303 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 335 transitions. [2023-11-11 23:51:52,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:51:52,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:52,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:52,777 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:54,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 236 states and 348 transitions. [2023-11-11 23:51:54,747 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 348 transitions. [2023-11-11 23:51:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:51:54,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:54,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:54,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked.