./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 30e01a73 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_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-dietlibc/strstr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:14:00,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:00,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:14:00,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:00,485 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:00,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:00,525 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:00,526 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:00,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:00,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:00,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:00,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:00,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:00,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:00,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:00,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:00,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:00,537 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:14:00,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:14:00,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:00,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:00,539 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:00,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:00,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:00,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:00,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:00,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:00,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:00,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:00,543 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:00,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:00,544 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:00,545 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_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0de1cabcaa1e7c1b5012604e9626b39d1f0fa44ba0399b8bd31764898831fc [2023-11-23 20:14:00,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:00,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:00,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:00,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:00,866 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:00,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-dietlibc/strstr.i [2023-11-23 20:14:04,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:04,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:04,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/sv-benchmarks/c/termination-dietlibc/strstr.i [2023-11-23 20:14:04,328 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/data/3b3b22f12/d36531dce8f141ba96a582e7deaf348b/FLAG9ac36d024 [2023-11-23 20:14:04,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/data/3b3b22f12/d36531dce8f141ba96a582e7deaf348b [2023-11-23 20:14:04,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:04,353 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:04,357 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:04,357 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:04,363 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:04,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539ed916 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04, skipping insertion in model container [2023-11-23 20:14:04,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,429 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:04,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:04,830 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:04,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:04,916 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:04,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04 WrapperNode [2023-11-23 20:14:04,916 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:04,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:04,918 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:04,918 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:04,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,975 INFO L138 Inliner]: procedures = 116, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 159 [2023-11-23 20:14:04,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:04,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:04,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:04,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:04,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:04,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:05,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:05,027 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:05,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:05,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:04" (1/1) ... [2023-11-23 20:14:05,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:05,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:05,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:05,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d7d2e8a-4bc7-4257-9a8f-76573d541502/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:14:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:14:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:14:05,130 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2023-11-23 20:14:05,131 INFO L138 BoogieDeclarations]: Found implementation of procedure strlen [2023-11-23 20:14:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:14:05,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:05,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:05,276 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:05,279 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:05,725 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:05,768 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:05,769 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:14:05,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:05 BoogieIcfgContainer [2023-11-23 20:14:05,770 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:05,771 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:05,772 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:05,782 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:05,782 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:05" (1/1) ... [2023-11-23 20:14:05,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 60 states and 77 transitions. [2023-11-23 20:14:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-11-23 20:14:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:14:05,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:05,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-23 20:14:06,048 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-23 20:14:06,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:14:06,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2023-11-23 20:14:06,151 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-23 20:14:06,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:14:06,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2023-11-23 20:14:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2023-11-23 20:14:06,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:14:06,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2023-11-23 20:14:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2023-11-23 20:14:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:14:06,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2023-11-23 20:14:06,698 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2023-11-23 20:14:06,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:14:06,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:06,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 76 states and 102 transitions. [2023-11-23 20:14:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2023-11-23 20:14:06,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:14:06,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:06,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:06,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:14:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 76 states and 101 transitions. [2023-11-23 20:14:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 101 transitions. [2023-11-23 20:14:07,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:14:07,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2023-11-23 20:14:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2023-11-23 20:14:07,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:14:07,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:07,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 79 states and 103 transitions. [2023-11-23 20:14:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 103 transitions. [2023-11-23 20:14:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:14:07,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,309 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-23 20:14:07,747 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-23 20:14:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:14:07,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:07,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 85 states and 114 transitions. [2023-11-23 20:14:07,908 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 114 transitions. [2023-11-23 20:14:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:14:07,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:07,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:14:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2023-11-23 20:14:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2023-11-23 20:14:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:14:08,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:08,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:08,214 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:08,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2023-11-23 20:14:08,764 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2023-11-23 20:14:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:14:08,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:08,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:08,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:08,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:09,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2023-11-23 20:14:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2023-11-23 20:14:09,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:14:09,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:09,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:09,393 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:14:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 97 states and 133 transitions. [2023-11-23 20:14:09,713 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 133 transitions. [2023-11-23 20:14:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:14:09,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:09,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 98 states and 136 transitions. [2023-11-23 20:14:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-23 20:14:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:14:09,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:09,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:09,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:14:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:10,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 101 states and 139 transitions. [2023-11-23 20:14:10,263 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 139 transitions. [2023-11-23 20:14:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:14:10,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:10,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:10,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:10,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2023-11-23 20:14:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2023-11-23 20:14:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:14:10,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:10,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:10,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:14:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 105 states and 143 transitions. [2023-11-23 20:14:10,675 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 143 transitions. [2023-11-23 20:14:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:14:10,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:10,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:10,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:10,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:10,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:10,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 109 states and 148 transitions. [2023-11-23 20:14:10,847 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 148 transitions. [2023-11-23 20:14:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:14:10,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:10,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 110 states and 148 transitions. [2023-11-23 20:14:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 148 transitions. [2023-11-23 20:14:11,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:14:11,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:11,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:11,168 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 112 states and 149 transitions. [2023-11-23 20:14:11,384 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 149 transitions. [2023-11-23 20:14:11,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:14:11,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:11,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:11,565 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 117 states and 158 transitions. [2023-11-23 20:14:12,166 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 158 transitions. [2023-11-23 20:14:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:14:12,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:12,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:13,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 121 states and 166 transitions. [2023-11-23 20:14:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 166 transitions. [2023-11-23 20:14:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:14:13,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:13,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 121 states and 165 transitions. [2023-11-23 20:14:13,385 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 165 transitions. [2023-11-23 20:14:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:14:13,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:13,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:13,554 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 176 transitions. [2023-11-23 20:14:14,503 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 176 transitions. [2023-11-23 20:14:14,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:14:14,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:14,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:14,559 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:14:14,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:14,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 129 states and 178 transitions. [2023-11-23 20:14:14,919 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 178 transitions. [2023-11-23 20:14:14,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:14:14,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:14,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:14:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 131 states and 179 transitions. [2023-11-23 20:14:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 179 transitions. [2023-11-23 20:14:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:14:15,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:15,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:14:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 132 states and 180 transitions. [2023-11-23 20:14:15,805 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 180 transitions. [2023-11-23 20:14:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:14:15,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:15,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:14:16,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:16,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 135 states and 183 transitions. [2023-11-23 20:14:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 183 transitions. [2023-11-23 20:14:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:14:16,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:16,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:16,834 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:17,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:17,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 192 transitions. [2023-11-23 20:14:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 192 transitions. [2023-11-23 20:14:17,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:14:17,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:17,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 141 states and 192 transitions. [2023-11-23 20:14:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 192 transitions. [2023-11-23 20:14:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:14:18,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:18,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:18,241 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:14:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:18,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 191 transitions. [2023-11-23 20:14:18,538 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 191 transitions. [2023-11-23 20:14:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:14:18,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:18,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:18,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:19,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 146 states and 202 transitions. [2023-11-23 20:14:19,921 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2023-11-23 20:14:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:14:19,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:19,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:19,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:19,949 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:14:20,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 149 states and 204 transitions. [2023-11-23 20:14:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 204 transitions. [2023-11-23 20:14:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:14:20,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:20,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:14:20,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:20,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2023-11-23 20:14:20,779 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2023-11-23 20:14:20,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:14:20,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:20,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:20,811 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:14:21,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 151 states and 204 transitions. [2023-11-23 20:14:21,113 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 204 transitions. [2023-11-23 20:14:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:14:21,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:21,143 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 20:14:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:21,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 154 states and 206 transitions. [2023-11-23 20:14:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 206 transitions. [2023-11-23 20:14:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:14:21,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:22,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 159 states and 215 transitions. [2023-11-23 20:14:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 215 transitions. [2023-11-23 20:14:22,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:14:22,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:22,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:22,978 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-23 20:14:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:23,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 159 states and 214 transitions. [2023-11-23 20:14:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 214 transitions. [2023-11-23 20:14:23,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:23,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:23,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:24,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 164 states and 225 transitions. [2023-11-23 20:14:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 225 transitions. [2023-11-23 20:14:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:24,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:24,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:14:25,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:25,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 167 states and 227 transitions. [2023-11-23 20:14:25,387 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 227 transitions. [2023-11-23 20:14:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:14:25,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:25,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:25,431 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:14:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2023-11-23 20:14:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2023-11-23 20:14:25,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:14:25,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:25,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:25,863 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-23 20:14:26,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 169 states and 227 transitions. [2023-11-23 20:14:26,272 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 227 transitions. [2023-11-23 20:14:26,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:14:26,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:26,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:26,345 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 20:14:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 172 states and 229 transitions. [2023-11-23 20:14:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 229 transitions. [2023-11-23 20:14:26,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:14:26,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:26,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:27,217 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:28,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:28,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 177 states and 238 transitions. [2023-11-23 20:14:28,433 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 238 transitions. [2023-11-23 20:14:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:14:28,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:28,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:14:30,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 185 states and 255 transitions. [2023-11-23 20:14:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 255 transitions. [2023-11-23 20:14:30,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:14:30,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:30,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:30,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-23 20:14:31,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:31,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 185 states and 254 transitions. [2023-11-23 20:14:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 254 transitions. [2023-11-23 20:14:31,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:14:31,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:31,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:31,610 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:33,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:33,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 190 states and 266 transitions. [2023-11-23 20:14:33,233 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 266 transitions. [2023-11-23 20:14:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:14:33,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:33,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:33,276 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:14:33,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:33,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 193 states and 268 transitions. [2023-11-23 20:14:33,987 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 268 transitions. [2023-11-23 20:14:33,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:14:33,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:33,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:14:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 195 states and 269 transitions. [2023-11-23 20:14:34,550 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 269 transitions. [2023-11-23 20:14:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:14:34,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:34,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:34,587 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-23 20:14:35,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:35,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 195 states and 268 transitions. [2023-11-23 20:14:35,052 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 268 transitions. [2023-11-23 20:14:35,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:14:35,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:35,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:35,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:14:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 194 states and 266 transitions. [2023-11-23 20:14:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 266 transitions. [2023-11-23 20:14:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:14:35,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:35,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:35,122 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-23 20:14:35,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 197 states and 268 transitions. [2023-11-23 20:14:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 268 transitions. [2023-11-23 20:14:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:14:35,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:35,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:36,358 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:37,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:37,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 202 states and 277 transitions. [2023-11-23 20:14:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 277 transitions. [2023-11-23 20:14:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:14:37,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:37,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:37,945 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-23 20:14:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:38,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 202 states and 276 transitions. [2023-11-23 20:14:38,450 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 276 transitions. [2023-11-23 20:14:38,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:14:38,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:38,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:40,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 207 states and 288 transitions. [2023-11-23 20:14:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 288 transitions. [2023-11-23 20:14:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:14:40,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:40,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-23 20:14:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 210 states and 290 transitions. [2023-11-23 20:14:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 290 transitions. [2023-11-23 20:14:41,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:14:41,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:41,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:41,569 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-23 20:14:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 212 states and 291 transitions. [2023-11-23 20:14:42,118 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 291 transitions. [2023-11-23 20:14:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:14:42,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:42,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-23 20:14:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 212 states and 290 transitions. [2023-11-23 20:14:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 290 transitions. [2023-11-23 20:14:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:14:42,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:42,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:14:43,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:43,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 215 states and 292 transitions. [2023-11-23 20:14:43,620 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 292 transitions. [2023-11-23 20:14:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:14:43,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:44,043 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:45,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:45,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 220 states and 301 transitions. [2023-11-23 20:14:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 301 transitions. [2023-11-23 20:14:45,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:14:45,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:45,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:45,817 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-23 20:14:46,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:46,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 220 states and 300 transitions. [2023-11-23 20:14:46,356 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 300 transitions. [2023-11-23 20:14:46,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:14:46,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:46,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:14:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 225 states and 312 transitions. [2023-11-23 20:14:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 312 transitions. [2023-11-23 20:14:48,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:14:48,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:48,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:48,876 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 20:14:49,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:49,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 228 states and 314 transitions. [2023-11-23 20:14:49,728 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 314 transitions. [2023-11-23 20:14:49,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:14:49,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:49,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked.