./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c --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_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/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_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/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_058bc13a-d313-4a9e-a70b-759aeda4995c/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 c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:57,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:57,416 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:12:57,425 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:57,426 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:57,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:57,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:57,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:57,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:57,467 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:57,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:57,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:57,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:57,469 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:12:57,470 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:12:57,470 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:12:57,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:57,471 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:57,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:57,472 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:57,473 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:57,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:57,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:57,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:57,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:57,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:57,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:57,477 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:57,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:57,478 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_058bc13a-d313-4a9e-a70b-759aeda4995c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 [2023-11-24 23:12:57,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:57,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:57,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:57,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:57,865 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:57,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2023-11-24 23:13:00,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:13:01,170 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:13:01,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2023-11-24 23:13:01,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/data/e1adbc956/04b28847745c42d3a971067cf67c9b90/FLAG0cfc57605 [2023-11-24 23:13:01,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/data/e1adbc956/04b28847745c42d3a971067cf67c9b90 [2023-11-24 23:13:01,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:13:01,208 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:13:01,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:01,210 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:13:01,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:13:01,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a946a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01, skipping insertion in model container [2023-11-24 23:13:01,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:13:01,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:01,421 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:13:01,435 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:13:01,449 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:13:01,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01 WrapperNode [2023-11-24 23:13:01,449 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:13:01,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:01,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:13:01,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:13:01,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,485 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-24 23:13:01,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:13:01,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:13:01,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:13:01,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:13:01,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,499 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,499 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,509 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:13:01,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:13:01,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:13:01,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:13:01,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:13:01" (1/1) ... [2023-11-24 23:13:01,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:13:01,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:13:01,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:13:01,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_058bc13a-d313-4a9e-a70b-759aeda4995c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:13:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:13:01,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:13:01,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:13:01,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:13:01,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:13:01,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:13:01,683 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:13:01,685 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:13:02,011 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:13:02,110 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:13:02,111 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:13:02,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:02 BoogieIcfgContainer [2023-11-24 23:13:02,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:13:02,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:13:02,116 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:13:02,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:13:02,127 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:13:02" (1/1) ... [2023-11-24 23:13:02,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:13:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-24 23:13:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-24 23:13:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:02,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,523 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 23:13:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-24 23:13:02,567 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-24 23:13:02,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:02,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,688 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 23:13:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:02,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-24 23:13:02,756 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-24 23:13:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:02,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:02,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:02,986 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 23:13:03,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-24 23:13:03,156 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-24 23:13:03,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:13:03,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:03,351 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 23:13:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-24 23:13:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-24 23:13:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:03,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:03,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:03,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-24 23:13:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-24 23:13:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:03,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:03,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:04,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2023-11-24 23:13:04,180 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2023-11-24 23:13:04,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:04,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:04,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2023-11-24 23:13:04,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2023-11-24 23:13:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:13:04,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:04,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:04,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2023-11-24 23:13:04,936 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2023-11-24 23:13:04,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:04,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:04,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:05,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:06,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:06,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2023-11-24 23:13:06,263 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2023-11-24 23:13:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:13:06,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:06,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:06,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:08,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:08,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 81 transitions. [2023-11-24 23:13:08,127 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 81 transitions. [2023-11-24 23:13:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:08,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:08,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:13:09,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:09,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2023-11-24 23:13:09,363 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2023-11-24 23:13:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:09,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:09,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:09,758 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:12,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 58 states and 105 transitions. [2023-11-24 23:13:12,605 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 105 transitions. [2023-11-24 23:13:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:13:12,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:12,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:12,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:13,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:13,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2023-11-24 23:13:13,248 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2023-11-24 23:13:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:13,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:13,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:13,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:14,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 66 states and 120 transitions. [2023-11-24 23:13:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 120 transitions. [2023-11-24 23:13:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:13:14,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:14,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:13:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:15,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 66 states and 119 transitions. [2023-11-24 23:13:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 119 transitions. [2023-11-24 23:13:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:15,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:15,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 69 states and 125 transitions. [2023-11-24 23:13:17,194 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2023-11-24 23:13:17,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:13:17,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:17,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:13:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 146 transitions. [2023-11-24 23:13:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 146 transitions. [2023-11-24 23:13:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:21,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:21,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:21,559 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:13:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 77 states and 150 transitions. [2023-11-24 23:13:22,254 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 150 transitions. [2023-11-24 23:13:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:22,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,286 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:22,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:22,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 79 states and 153 transitions. [2023-11-24 23:13:22,749 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 153 transitions. [2023-11-24 23:13:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:22,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:22,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:22,776 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:13:23,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:23,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 80 states and 155 transitions. [2023-11-24 23:13:23,160 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 155 transitions. [2023-11-24 23:13:23,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:13:23,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:23,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:24,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 83 states and 159 transitions. [2023-11-24 23:13:24,661 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 159 transitions. [2023-11-24 23:13:24,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:24,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:24,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:24,707 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 23:13:25,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2023-11-24 23:13:25,639 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2023-11-24 23:13:25,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:13:25,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:25,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:13:28,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:28,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2023-11-24 23:13:28,913 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2023-11-24 23:13:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:28,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:28,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:13:30,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:30,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 94 states and 181 transitions. [2023-11-24 23:13:30,222 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 181 transitions. [2023-11-24 23:13:30,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:30,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:30,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:13:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 100 states and 187 transitions. [2023-11-24 23:13:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 187 transitions. [2023-11-24 23:13:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:13:32,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:32,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 117 states and 218 transitions. [2023-11-24 23:13:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 218 transitions. [2023-11-24 23:13:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:13:42,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:42,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:13:43,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 225 transitions. [2023-11-24 23:13:43,343 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 225 transitions. [2023-11-24 23:13:43,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:13:43,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:43,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:43,378 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-24 23:13:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 118 states and 224 transitions. [2023-11-24 23:13:43,808 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 224 transitions. [2023-11-24 23:13:43,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:13:43,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:43,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:13:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 121 states and 233 transitions. [2023-11-24 23:13:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 233 transitions. [2023-11-24 23:13:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:13:47,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:13:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 23:13:51,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 124 states and 242 transitions. [2023-11-24 23:13:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 242 transitions. [2023-11-24 23:13:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:13:51,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:51,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:13:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat