./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:26:31,490 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:26:31,562 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:26:31,568 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:26:31,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:26:31,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:26:31,597 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:26:31,597 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:26:31,598 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:26:31,599 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:26:31,600 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:26:31,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:26:31,601 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:26:31,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:26:31,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:26:31,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:26:31,603 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:26:31,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:26:31,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:26:31,605 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:26:31,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:26:31,606 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:26:31,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:26:31,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:26:31,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:26:31,608 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:26:31,608 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:26:31,609 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:26:31,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:31,610 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:26:31,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:26:31,611 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:26:31,611 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:26:31,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:26:31,612 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:26:31,612 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_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab [2023-11-19 03:26:31,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:26:31,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:26:31,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:26:31,880 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:26:31,881 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:26:31,882 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-19 03:26:34,990 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:26:35,370 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:26:35,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-19 03:26:35,391 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/data/46c12ec8c/41cc6842f48c4b088d0a71c2528240cf/FLAG1f0e3e208 [2023-11-19 03:26:35,413 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/data/46c12ec8c/41cc6842f48c4b088d0a71c2528240cf [2023-11-19 03:26:35,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:26:35,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:26:35,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:35,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:26:35,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:26:35,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:35,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0e34aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35, skipping insertion in model container [2023-11-19 03:26:35,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:35,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:26:35,842 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:35,853 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:26:35,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:26:35,957 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:26:35,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35 WrapperNode [2023-11-19 03:26:35,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:26:35,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:35,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:26:35,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:26:35,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:35,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,022 INFO L138 Inliner]: procedures = 127, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 148 [2023-11-19 03:26:36,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:26:36,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:26:36,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:26:36,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:26:36,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:26:36,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:26:36,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:26:36,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:26:36,068 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:26:35" (1/1) ... [2023-11-19 03:26:36,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:26:36,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:26:36,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:26:36,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1ff6a69-02c4-4162-a610-d5524ad357be/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:26:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:26:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:26:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-11-19 03:26:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-11-19 03:26:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:26:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:26:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:26:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:26:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:26:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:26:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:26:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:26:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:26:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:26:36,322 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:26:36,324 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:26:36,600 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:26:36,642 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:26:36,650 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:26:36,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:36 BoogieIcfgContainer [2023-11-19 03:26:36,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:26:36,658 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:26:36,658 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:26:36,668 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:26:36,669 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:26:36" (1/1) ... [2023-11-19 03:26:36,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:26:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:36,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-19 03:26:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-19 03:26:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:26:36,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:36,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-19 03:26:37,339 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-19 03:26:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:26:37,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:37,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:26:37,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:37,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-19 03:26:37,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-19 03:26:37,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:26:37,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:37,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:37,644 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:26:37,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:37,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 60 transitions. [2023-11-19 03:26:37,781 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-19 03:26:37,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:26:37,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:37,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:37,937 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:38,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:38,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 58 transitions. [2023-11-19 03:26:38,203 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-19 03:26:38,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:26:38,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:38,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:38,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:26:38,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:38,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 58 transitions. [2023-11-19 03:26:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-19 03:26:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:26:38,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:38,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 64 transitions. [2023-11-19 03:26:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-19 03:26:39,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:26:39,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:39,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 65 transitions. [2023-11-19 03:26:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-19 03:26:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:26:39,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:39,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 64 transitions. [2023-11-19 03:26:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-11-19 03:26:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:39,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:39,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 71 transitions. [2023-11-19 03:26:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-19 03:26:39,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:26:39,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 66 transitions. [2023-11-19 03:26:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-19 03:26:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:26:39,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:39,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:40,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:40,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 70 transitions. [2023-11-19 03:26:40,132 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2023-11-19 03:26:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:26:40,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:40,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:40,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:40,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 71 transitions. [2023-11-19 03:26:40,280 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-19 03:26:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:26:40,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:40,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:40,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 73 transitions. [2023-11-19 03:26:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-19 03:26:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:26:40,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:40,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:40,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 81 transitions. [2023-11-19 03:26:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-19 03:26:40,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:26:40,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:40,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:41,002 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 88 transitions. [2023-11-19 03:26:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-19 03:26:41,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:26:41,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:41,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:41,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 92 transitions. [2023-11-19 03:26:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2023-11-19 03:26:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:26:41,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:41,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:41,805 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:42,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:42,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 99 transitions. [2023-11-19 03:26:42,189 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2023-11-19 03:26:42,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:26:42,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:42,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:42,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 79 states and 105 transitions. [2023-11-19 03:26:42,589 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2023-11-19 03:26:42,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:26:42,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:42,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:42,664 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:26:43,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:43,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 88 states and 117 transitions. [2023-11-19 03:26:43,397 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2023-11-19 03:26:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:26:43,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:43,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:43,608 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:43,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 81 transitions. [2023-11-19 03:26:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-19 03:26:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:26:43,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:43,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 88 transitions. [2023-11-19 03:26:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-19 03:26:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:26:44,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:44,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:44,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:44,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 73 states and 94 transitions. [2023-11-19 03:26:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-11-19 03:26:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:26:44,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:44,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:44,763 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 03:26:45,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:45,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 73 states and 93 transitions. [2023-11-19 03:26:45,385 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2023-11-19 03:26:45,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:26:45,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:45,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 100 transitions. [2023-11-19 03:26:46,110 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2023-11-19 03:26:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:26:46,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:46,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:46,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 106 transitions. [2023-11-19 03:26:46,539 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2023-11-19 03:26:46,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:26:46,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:46,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:46,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:46,610 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-19 03:26:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:47,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 82 states and 105 transitions. [2023-11-19 03:26:47,333 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2023-11-19 03:26:47,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:26:47,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:47,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:48,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 87 states and 112 transitions. [2023-11-19 03:26:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2023-11-19 03:26:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:26:48,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:48,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:48,364 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:48,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 91 states and 118 transitions. [2023-11-19 03:26:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 118 transitions. [2023-11-19 03:26:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:26:48,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:48,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 03:26:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 91 states and 117 transitions. [2023-11-19 03:26:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 117 transitions. [2023-11-19 03:26:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:26:49,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:49,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:50,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 96 states and 124 transitions. [2023-11-19 03:26:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2023-11-19 03:26:50,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:26:50,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:50,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:50,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:50,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 100 states and 130 transitions. [2023-11-19 03:26:50,945 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2023-11-19 03:26:50,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:26:50,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:50,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:50,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-19 03:26:51,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:51,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 100 states and 129 transitions. [2023-11-19 03:26:51,968 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2023-11-19 03:26:51,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:26:51,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:51,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 105 states and 136 transitions. [2023-11-19 03:26:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2023-11-19 03:26:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:26:52,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:52,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:53,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:53,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 109 states and 142 transitions. [2023-11-19 03:26:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2023-11-19 03:26:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:26:53,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:53,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-19 03:26:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 109 states and 141 transitions. [2023-11-19 03:26:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 141 transitions. [2023-11-19 03:26:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:26:54,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:54,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:55,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 114 states and 148 transitions. [2023-11-19 03:26:55,737 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2023-11-19 03:26:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:26:55,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:55,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,105 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 118 states and 154 transitions. [2023-11-19 03:26:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2023-11-19 03:26:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:26:56,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:56,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-19 03:26:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 118 states and 153 transitions. [2023-11-19 03:26:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2023-11-19 03:26:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:26:57,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:57,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:58,030 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:58,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 123 states and 160 transitions. [2023-11-19 03:26:58,671 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 160 transitions. [2023-11-19 03:26:58,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:26:58,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:58,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:26:59,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:26:59,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 127 states and 166 transitions. [2023-11-19 03:26:59,463 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2023-11-19 03:26:59,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:26:59,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:26:59,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:26:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:26:59,554 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-19 03:27:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 127 states and 165 transitions. [2023-11-19 03:27:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 165 transitions. [2023-11-19 03:27:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:27:00,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:00,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:00,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:01,100 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 132 states and 172 transitions. [2023-11-19 03:27:01,766 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 172 transitions. [2023-11-19 03:27:01,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 03:27:01,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:01,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:01,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:02,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:02,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 136 states and 178 transitions. [2023-11-19 03:27:02,510 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-19 03:27:02,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-19 03:27:02,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:02,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-11-19 03:27:03,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:03,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 136 states and 177 transitions. [2023-11-19 03:27:03,728 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 177 transitions. [2023-11-19 03:27:03,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:27:03,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:03,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:04,325 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:05,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:05,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 141 states and 184 transitions. [2023-11-19 03:27:05,117 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2023-11-19 03:27:05,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:27:05,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:05,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:05,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:05,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 145 states and 190 transitions. [2023-11-19 03:27:05,975 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 190 transitions. [2023-11-19 03:27:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:27:05,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:05,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-19 03:27:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 145 states and 189 transitions. [2023-11-19 03:27:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2023-11-19 03:27:07,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 03:27:07,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:07,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:07,941 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 150 states and 196 transitions. [2023-11-19 03:27:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-19 03:27:08,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 03:27:08,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:08,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:09,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:09,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 154 states and 202 transitions. [2023-11-19 03:27:09,642 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2023-11-19 03:27:09,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:27:09,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:09,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:09,735 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-19 03:27:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:10,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 154 states and 201 transitions. [2023-11-19 03:27:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2023-11-19 03:27:10,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:27:10,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:10,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:11,687 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 159 states and 208 transitions. [2023-11-19 03:27:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 208 transitions. [2023-11-19 03:27:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-19 03:27:12,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:12,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 163 states and 214 transitions. [2023-11-19 03:27:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 214 transitions. [2023-11-19 03:27:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-19 03:27:13,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:13,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-19 03:27:15,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 163 states and 213 transitions. [2023-11-19 03:27:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-11-19 03:27:15,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:27:15,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:15,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:15,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:15,863 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 168 states and 220 transitions. [2023-11-19 03:27:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 220 transitions. [2023-11-19 03:27:16,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:27:16,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:16,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:27:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 172 states and 226 transitions. [2023-11-19 03:27:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 226 transitions. [2023-11-19 03:27:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:27:17,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:17,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:27:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:27:17,950 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-19 03:27:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:27:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 172 states and 225 transitions. [2023-11-19 03:27:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 225 transitions. [2023-11-19 03:27:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 03:27:19,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:27:19,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms