./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/heap-manipulation/dancing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/dancing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c2e0266b63b958a771d0226973905d5a39a7a28d05d194ae66381394d9ab520a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:13,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:13,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:11:13,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:13,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:13,700 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:13,702 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:13,702 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:13,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:13,704 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:13,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:13,705 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:13,705 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:13,706 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:13,706 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:13,707 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:13,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:13,708 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:13,708 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:13,709 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:13,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:13,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:13,710 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:13,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:13,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:13,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:13,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:13,713 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:13,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:13,713 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_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2e0266b63b958a771d0226973905d5a39a7a28d05d194ae66381394d9ab520a [2023-11-24 22:11:13,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:13,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:13,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:13,994 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:13,994 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:13,996 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/heap-manipulation/dancing.i [2023-11-24 22:11:17,112 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:17,451 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:17,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/sv-benchmarks/c/heap-manipulation/dancing.i [2023-11-24 22:11:17,476 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/data/21c05799a/a21b9b2f925f4cc5bb8e1a151c2098ac/FLAG2bc969e91 [2023-11-24 22:11:17,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/data/21c05799a/a21b9b2f925f4cc5bb8e1a151c2098ac [2023-11-24 22:11:17,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:17,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:17,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:17,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:17,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:17,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bbccfe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:17, skipping insertion in model container [2023-11-24 22:11:17,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:17" (1/1) ... [2023-11-24 22:11:17,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:18,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:18,011 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:18,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:18,114 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:18,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18 WrapperNode [2023-11-24 22:11:18,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:18,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:18,116 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:18,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:18,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,190 INFO L138 Inliner]: procedures = 124, calls = 41, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 110 [2023-11-24 22:11:18,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:18,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:18,196 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:18,196 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:18,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,214 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,231 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:18,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:18,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:18,236 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:18,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:18" (1/1) ... [2023-11-24 22:11:18,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:18,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:18,278 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:18,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87f4d804-2294-4db3-8951-9646035c27b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure is_list_containing_x [2023-11-24 22:11:18,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_list_containing_x [2023-11-24 22:11:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:11:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:11:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:11:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:18,487 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:18,491 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:18,988 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:19,070 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:19,071 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:11:19,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:19 BoogieIcfgContainer [2023-11-24 22:11:19,072 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:19,073 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:19,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:19,082 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:19,082 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:19" (1/1) ... [2023-11-24 22:11:19,089 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:19,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 103 states and 119 transitions. [2023-11-24 22:11:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2023-11-24 22:11:19,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:11:19,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 102 states and 118 transitions. [2023-11-24 22:11:19,451 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2023-11-24 22:11:19,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:11:19,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2023-11-24 22:11:19,712 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2023-11-24 22:11:19,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:11:19,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:19,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 100 states and 116 transitions. [2023-11-24 22:11:19,786 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2023-11-24 22:11:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:11:19,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2023-11-24 22:11:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2023-11-24 22:11:19,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:11:19,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 99 states and 114 transitions. [2023-11-24 22:11:20,034 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 114 transitions. [2023-11-24 22:11:20,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:20,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 98 states and 113 transitions. [2023-11-24 22:11:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 113 transitions. [2023-11-24 22:11:20,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:20,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 97 states and 112 transitions. [2023-11-24 22:11:20,496 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 112 transitions. [2023-11-24 22:11:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:11:20,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 102 states and 123 transitions. [2023-11-24 22:11:20,878 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 123 transitions. [2023-11-24 22:11:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:11:20,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 101 states and 122 transitions. [2023-11-24 22:11:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 122 transitions. [2023-11-24 22:11:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:11:20,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 100 states and 121 transitions. [2023-11-24 22:11:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 121 transitions. [2023-11-24 22:11:21,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:11:21,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2023-11-24 22:11:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2023-11-24 22:11:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:11:21,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:22,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 104 states and 124 transitions. [2023-11-24 22:11:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2023-11-24 22:11:22,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:11:22,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:24,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 110 states and 133 transitions. [2023-11-24 22:11:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 133 transitions. [2023-11-24 22:11:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:24,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:24,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2023-11-24 22:11:24,959 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2023-11-24 22:11:24,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:24,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 120 states and 153 transitions. [2023-11-24 22:11:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 153 transitions. [2023-11-24 22:11:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:26,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 121 states and 155 transitions. [2023-11-24 22:11:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 155 transitions. [2023-11-24 22:11:26,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:26,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:27,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 159 transitions. [2023-11-24 22:11:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2023-11-24 22:11:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:27,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:27,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 122 states and 158 transitions. [2023-11-24 22:11:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 158 transitions. [2023-11-24 22:11:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:27,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:27,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 159 transitions. [2023-11-24 22:11:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2023-11-24 22:11:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:27,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 122 states and 158 transitions. [2023-11-24 22:11:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 158 transitions. [2023-11-24 22:11:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:27,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:27,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 123 states and 159 transitions. [2023-11-24 22:11:27,471 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2023-11-24 22:11:27,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:27,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 185 transitions. [2023-11-24 22:11:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 185 transitions. [2023-11-24 22:11:30,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:30,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,008 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:34,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 145 states and 208 transitions. [2023-11-24 22:11:34,305 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 208 transitions. [2023-11-24 22:11:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:34,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 144 states and 207 transitions. [2023-11-24 22:11:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 207 transitions. [2023-11-24 22:11:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:34,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:34,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 146 states and 210 transitions. [2023-11-24 22:11:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 210 transitions. [2023-11-24 22:11:34,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:34,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:38,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 152 states and 222 transitions. [2023-11-24 22:11:38,030 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 222 transitions. [2023-11-24 22:11:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:38,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:38,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 154 states and 225 transitions. [2023-11-24 22:11:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 225 transitions. [2023-11-24 22:11:38,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:38,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 153 states and 224 transitions. [2023-11-24 22:11:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 224 transitions. [2023-11-24 22:11:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:38,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:39,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 154 states and 225 transitions. [2023-11-24 22:11:39,047 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 225 transitions. [2023-11-24 22:11:39,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:39,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:39,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 156 states and 229 transitions. [2023-11-24 22:11:39,623 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 229 transitions. [2023-11-24 22:11:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:39,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 156 states and 228 transitions. [2023-11-24 22:11:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 228 transitions. [2023-11-24 22:11:39,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:39,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 164 states and 243 transitions. [2023-11-24 22:11:46,172 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2023-11-24 22:11:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:46,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:46,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:49,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:49,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 172 states and 255 transitions. [2023-11-24 22:11:49,356 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 255 transitions. [2023-11-24 22:11:49,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:49,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:49,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 175 states and 270 transitions. [2023-11-24 22:11:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 270 transitions. [2023-11-24 22:11:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:50,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:11:51,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:51,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 270 transitions. [2023-11-24 22:11:51,215 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 270 transitions. [2023-11-24 22:11:51,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:51,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:51,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:57,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 185 states and 299 transitions. [2023-11-24 22:11:57,451 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 299 transitions. [2023-11-24 22:11:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:57,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:57,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:58,907 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:05,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:05,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 194 states and 329 transitions. [2023-11-24 22:12:05,515 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 329 transitions. [2023-11-24 22:12:05,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:12:05,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:05,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:06,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 195 states and 328 transitions. [2023-11-24 22:12:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 328 transitions. [2023-11-24 22:12:06,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:12:06,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:06,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:06,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:06,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.