./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/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_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/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 32bit --witnessprinter.graph.data.programhash 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:22:11,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:22:11,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:22:11,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:22:11,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:22:11,502 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:22:11,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:22:11,504 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:22:11,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:22:11,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:22:11,508 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:22:11,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:22:11,509 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:22:11,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:22:11,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:22:11,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:22:11,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:22:11,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:22:11,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:22:11,512 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:22:11,513 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:22:11,514 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:22:11,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:22:11,515 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:22:11,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:22:11,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:22:11,516 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:22:11,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:22:11,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:11,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:22:11,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:22:11,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:22:11,520 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:22:11,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:22:11,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:22:11,522 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_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab [2023-11-23 20:22:11,872 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:22:11,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:22:11,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:22:11,904 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:22:11,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:22:11,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-23 20:22:15,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:22:15,375 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:22:15,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2023-11-23 20:22:15,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/data/0ced5d552/84ee8ebec21a47af8fd7b093a3cae9fc/FLAG842300736 [2023-11-23 20:22:15,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/data/0ced5d552/84ee8ebec21a47af8fd7b093a3cae9fc [2023-11-23 20:22:15,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:22:15,431 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:22:15,436 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:15,437 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:22:15,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:22:15,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:15" (1/1) ... [2023-11-23 20:22:15,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@422675bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:15, skipping insertion in model container [2023-11-23 20:22:15,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:22:15" (1/1) ... [2023-11-23 20:22:15,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:22:15,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:15,853 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:22:15,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:22:16,032 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:22:16,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16 WrapperNode [2023-11-23 20:22:16,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:22:16,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:16,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:22:16,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:22:16,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,109 INFO L138 Inliner]: procedures = 127, calls = 37, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 148 [2023-11-23 20:22:16,110 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:22:16,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:22:16,111 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:22:16,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:22:16,121 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:22:16,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:22:16,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:22:16,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:22:16,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:22:16,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:22:16,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:22:16,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ce4f4a4-6a27-4e8d-bf90-3efd7c5e95d7/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:22:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:22:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:22:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-11-23 20:22:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-11-23 20:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:22:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:22:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:22:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:22:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:22:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:22:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:22:16,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:22:16,401 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:22:16,403 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:22:16,670 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:22:16,726 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:22:16,727 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:22:16,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:16 BoogieIcfgContainer [2023-11-23 20:22:16,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:22:16,732 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:22:16,733 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:22:16,741 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:22:16,741 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:22:16" (1/1) ... [2023-11-23 20:22:16,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:22:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:16,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-23 20:22:16,802 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-23 20:22:16,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:22:16,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:16,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,242 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 20:22:17,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-23 20:22:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-23 20:22:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:22:17,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,473 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 20:22:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2023-11-23 20:22:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-23 20:22:17,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:22:17,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:22:17,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 60 transitions. [2023-11-23 20:22:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-23 20:22:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:22:17,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:17,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:22:18,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 45 states and 58 transitions. [2023-11-23 20:22:18,247 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-23 20:22:18,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:22:18,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:18,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:18,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:22:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 58 transitions. [2023-11-23 20:22:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-23 20:22:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:22:18,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:18,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:18,478 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 49 states and 64 transitions. [2023-11-23 20:22:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-23 20:22:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:22:19,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 50 states and 65 transitions. [2023-11-23 20:22:19,259 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-23 20:22:19,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:22:19,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,310 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 64 transitions. [2023-11-23 20:22:19,321 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-11-23 20:22:19,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:22:19,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:19,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 71 transitions. [2023-11-23 20:22:19,678 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-23 20:22:19,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:22:19,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:19,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 52 states and 66 transitions. [2023-11-23 20:22:19,819 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-23 20:22:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:19,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:19,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:20,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 55 states and 70 transitions. [2023-11-23 20:22:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2023-11-23 20:22:20,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:22:20,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,161 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 71 transitions. [2023-11-23 20:22:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-23 20:22:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:22:20,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 57 states and 73 transitions. [2023-11-23 20:22:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-23 20:22:20,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:22:20,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:20,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:20,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 81 transitions. [2023-11-23 20:22:20,699 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-23 20:22:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:22:20,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:20,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:20,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 88 transitions. [2023-11-23 20:22:21,163 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-23 20:22:21,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:21,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,318 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 92 transitions. [2023-11-23 20:22:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2023-11-23 20:22:21,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:22:21,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:21,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:21,681 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 99 transitions. [2023-11-23 20:22:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2023-11-23 20:22:22,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:22:22,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:22,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 79 states and 105 transitions. [2023-11-23 20:22:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2023-11-23 20:22:22,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:22:22,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:22,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:22,543 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 20:22:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 88 states and 117 transitions. [2023-11-23 20:22:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 117 transitions. [2023-11-23 20:22:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:22:23,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:23,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:23,469 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:23,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 81 transitions. [2023-11-23 20:22:23,552 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-23 20:22:23,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:22:23,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:23,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:23,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:23,800 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:24,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 88 transitions. [2023-11-23 20:22:24,138 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-23 20:22:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:22:24,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 73 states and 94 transitions. [2023-11-23 20:22:24,492 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-11-23 20:22:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:22:24,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:24,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:24,562 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-23 20:22:25,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 73 states and 93 transitions. [2023-11-23 20:22:25,171 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2023-11-23 20:22:25,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:22:25,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:25,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 100 transitions. [2023-11-23 20:22:25,830 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2023-11-23 20:22:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:22:25,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:25,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,062 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:26,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 82 states and 106 transitions. [2023-11-23 20:22:26,262 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 106 transitions. [2023-11-23 20:22:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:22:26,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:26,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-11-23 20:22:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 82 states and 105 transitions. [2023-11-23 20:22:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2023-11-23 20:22:27,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:22:27,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 87 states and 112 transitions. [2023-11-23 20:22:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 112 transitions. [2023-11-23 20:22:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:22:27,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:27,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,073 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:28,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:28,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 91 states and 118 transitions. [2023-11-23 20:22:28,305 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 118 transitions. [2023-11-23 20:22:28,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:22:28,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:28,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-23 20:22:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 91 states and 117 transitions. [2023-11-23 20:22:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 117 transitions. [2023-11-23 20:22:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:22:29,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:29,594 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 96 states and 124 transitions. [2023-11-23 20:22:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2023-11-23 20:22:30,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:22:30,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,427 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 100 states and 130 transitions. [2023-11-23 20:22:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2023-11-23 20:22:30,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:22:30,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:30,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:22:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 100 states and 129 transitions. [2023-11-23 20:22:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 129 transitions. [2023-11-23 20:22:31,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:22:31,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:31,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:31,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:32,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:32,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 105 states and 136 transitions. [2023-11-23 20:22:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2023-11-23 20:22:32,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:22:32,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:32,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:33,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 109 states and 142 transitions. [2023-11-23 20:22:33,611 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2023-11-23 20:22:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:22:33,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:33,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2023-11-23 20:22:34,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 109 states and 141 transitions. [2023-11-23 20:22:34,619 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 141 transitions. [2023-11-23 20:22:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:22:34,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:34,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:35,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 114 states and 148 transitions. [2023-11-23 20:22:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 148 transitions. [2023-11-23 20:22:35,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:22:35,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:35,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:36,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:36,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 118 states and 154 transitions. [2023-11-23 20:22:36,602 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 154 transitions. [2023-11-23 20:22:36,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:22:36,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:36,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-23 20:22:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 118 states and 153 transitions. [2023-11-23 20:22:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 153 transitions. [2023-11-23 20:22:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:22:37,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:37,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:37,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:39,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 123 states and 160 transitions. [2023-11-23 20:22:39,135 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 160 transitions. [2023-11-23 20:22:39,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-23 20:22:39,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:39,557 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:39,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 127 states and 166 transitions. [2023-11-23 20:22:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 166 transitions. [2023-11-23 20:22:39,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-23 20:22:39,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:39,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:40,044 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2023-11-23 20:22:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 127 states and 165 transitions. [2023-11-23 20:22:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 165 transitions. [2023-11-23 20:22:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-23 20:22:41,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:42,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 132 states and 172 transitions. [2023-11-23 20:22:42,640 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 172 transitions. [2023-11-23 20:22:42,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:22:42,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:42,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,046 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:43,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:43,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 136 states and 178 transitions. [2023-11-23 20:22:43,450 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 178 transitions. [2023-11-23 20:22:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-23 20:22:43,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:43,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2023-11-23 20:22:44,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:44,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 136 states and 177 transitions. [2023-11-23 20:22:44,714 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 177 transitions. [2023-11-23 20:22:44,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-23 20:22:44,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:44,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 141 states and 184 transitions. [2023-11-23 20:22:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2023-11-23 20:22:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:22:46,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:46,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:46,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 145 states and 190 transitions. [2023-11-23 20:22:46,936 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 190 transitions. [2023-11-23 20:22:46,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:22:46,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:46,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-11-23 20:22:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 145 states and 189 transitions. [2023-11-23 20:22:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 189 transitions. [2023-11-23 20:22:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:22:48,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:48,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:49,168 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:50,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:50,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 150 states and 196 transitions. [2023-11-23 20:22:50,118 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 196 transitions. [2023-11-23 20:22:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 20:22:50,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:51,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:51,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 154 states and 202 transitions. [2023-11-23 20:22:51,187 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 202 transitions. [2023-11-23 20:22:51,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-23 20:22:51,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:51,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:51,380 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2023-11-23 20:22:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 154 states and 201 transitions. [2023-11-23 20:22:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 201 transitions. [2023-11-23 20:22:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-23 20:22:52,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:52,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:54,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 159 states and 208 transitions. [2023-11-23 20:22:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 208 transitions. [2023-11-23 20:22:54,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:22:54,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:54,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 163 states and 214 transitions. [2023-11-23 20:22:55,703 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 214 transitions. [2023-11-23 20:22:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-11-23 20:22:55,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:55,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-23 20:22:57,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 163 states and 213 transitions. [2023-11-23 20:22:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2023-11-23 20:22:57,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 20:22:57,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:57,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:22:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:22:59,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:22:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 168 states and 220 transitions. [2023-11-23 20:22:59,226 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 220 transitions. [2023-11-23 20:22:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 20:22:59,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:22:59,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:22:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat