./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/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_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/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_3138e0a9-16cb-4535-a503-ecc8c12c378b/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 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:12,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:12,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:19:12,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:12,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:12,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:12,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:12,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:12,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:12,446 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:12,447 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:12,447 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:12,448 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:12,449 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:19:12,450 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:19:12,450 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:19:12,450 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:12,451 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:12,451 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:12,452 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:12,452 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:12,453 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:12,453 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:12,454 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:12,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:12,455 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:12,455 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:12,471 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:12,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:12,472 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_3138e0a9-16cb-4535-a503-ecc8c12c378b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf92ba2f935aadbe2c0ae3d366f72b4144ff6b8b5ce7c503e628d249b478be5 [2023-11-24 22:19:12,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:12,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:12,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:12,832 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:12,833 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:12,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2023-11-24 22:19:15,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:16,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:16,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/sv-benchmarks/c/list-ext3-properties/sll_nondet_insert-2.i [2023-11-24 22:19:16,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/data/6fd33e23a/ac753eeef08b4a6fbc7a9421639c7376/FLAG6e7f04478 [2023-11-24 22:19:16,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/data/6fd33e23a/ac753eeef08b4a6fbc7a9421639c7376 [2023-11-24 22:19:16,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:16,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:16,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:16,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:16,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e6357cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16, skipping insertion in model container [2023-11-24 22:19:16,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,347 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:16,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,752 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:16,834 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,871 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:16,871 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16 WrapperNode [2023-11-24 22:19:16,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:16,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:16,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,902 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,934 INFO L138 Inliner]: procedures = 129, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 206 [2023-11-24 22:19:16,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:16,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:16,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:16,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:16,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:16,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:17,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:17,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:17,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3138e0a9-16cb-4535-a503-ecc8c12c378b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:17,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:19:17,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:19:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:19:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:19:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:17,208 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:17,211 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:17,724 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:17,803 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:17,807 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:19:17,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:17 BoogieIcfgContainer [2023-11-24 22:19:17,809 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:17,810 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:17,810 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:17,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:17,819 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:17" (1/1) ... [2023-11-24 22:19:17,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:17,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 68 states and 85 transitions. [2023-11-24 22:19:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 85 transitions. [2023-11-24 22:19:17,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:19:17,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:17,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,075 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 22:19:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 68 states and 83 transitions. [2023-11-24 22:19:18,115 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 83 transitions. [2023-11-24 22:19:18,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:18,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,335 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 22:19:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2023-11-24 22:19:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2023-11-24 22:19:18,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:19:18,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,612 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 22:19:18,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 66 states and 81 transitions. [2023-11-24 22:19:18,732 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 81 transitions. [2023-11-24 22:19:18,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:18,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,888 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 22:19:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2023-11-24 22:19:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2023-11-24 22:19:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:19,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,144 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 22:19:19,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 79 states and 101 transitions. [2023-11-24 22:19:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2023-11-24 22:19:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:19,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,607 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 22:19:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2023-11-24 22:19:20,132 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2023-11-24 22:19:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:20,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,364 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 22:19:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 91 states and 123 transitions. [2023-11-24 22:19:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 123 transitions. [2023-11-24 22:19:21,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,282 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 22:19:21,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 93 states and 124 transitions. [2023-11-24 22:19:21,636 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 124 transitions. [2023-11-24 22:19:21,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:21,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,933 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 22:19:23,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 102 states and 141 transitions. [2023-11-24 22:19:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2023-11-24 22:19:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:23,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,152 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 22:19:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 102 states and 140 transitions. [2023-11-24 22:19:23,174 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-24 22:19:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:23,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,223 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 22:19:23,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 105 states and 145 transitions. [2023-11-24 22:19:23,441 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 145 transitions. [2023-11-24 22:19:23,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:23,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,600 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 22:19:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 108 states and 150 transitions. [2023-11-24 22:19:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2023-11-24 22:19:23,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:23,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:24,309 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 22:19:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 112 states and 158 transitions. [2023-11-24 22:19:26,336 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 158 transitions. [2023-11-24 22:19:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:26,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,439 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 22:19:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 159 transitions. [2023-11-24 22:19:27,163 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 159 transitions. [2023-11-24 22:19:27,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:27,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,408 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 22:19:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:28,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 118 states and 166 transitions. [2023-11-24 22:19:28,371 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 166 transitions. [2023-11-24 22:19:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:28,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:28,810 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 22:19:30,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 166 transitions. [2023-11-24 22:19:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 166 transitions. [2023-11-24 22:19:30,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:30,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:30,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:31,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 119 states and 165 transitions. [2023-11-24 22:19:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 165 transitions. [2023-11-24 22:19:31,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:31,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:31,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,826 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 22:19:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 119 states and 162 transitions. [2023-11-24 22:19:32,717 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 162 transitions. [2023-11-24 22:19:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:32,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:32,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:33,067 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:19:34,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:34,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 111 states and 150 transitions. [2023-11-24 22:19:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 150 transitions. [2023-11-24 22:19:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:34,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:34,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:34,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 103 states and 138 transitions. [2023-11-24 22:19:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 138 transitions. [2023-11-24 22:19:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:19:39,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 151 transitions. [2023-11-24 22:19:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 151 transitions. [2023-11-24 22:19:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:44,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:45,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2023-11-24 22:19:45,068 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2023-11-24 22:19:45,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:45,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:19:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2023-11-24 22:19:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2023-11-24 22:19:46,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:46,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:57,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 158 transitions. [2023-11-24 22:19:57,681 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 158 transitions. [2023-11-24 22:19:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:57,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:08,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 174 transitions. [2023-11-24 22:20:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2023-11-24 22:20:08,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:20:08,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,324 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.