./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL --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 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:55,327 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:55,445 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:03:55,451 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:55,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:55,479 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:55,480 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:55,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:55,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:55,483 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:55,483 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:55,484 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:55,485 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:55,485 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:03:55,486 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:03:55,487 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:03:55,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:55,489 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:55,489 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:55,490 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:55,491 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:55,492 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:55,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:55,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:55,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:55,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:55,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:55,496 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:55,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:55,497 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_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 [2023-11-19 04:03:55,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:55,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:55,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:55,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:55,827 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:55,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-19 04:03:59,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:59,357 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:59,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-19 04:03:59,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/data/796465663/fc2e271958834b35901b259ce8025af1/FLAG05b3375bd [2023-11-19 04:03:59,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/data/796465663/fc2e271958834b35901b259ce8025af1 [2023-11-19 04:03:59,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:59,400 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:59,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:59,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:59,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:59,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20eb929a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59, skipping insertion in model container [2023-11-19 04:03:59,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,440 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:59,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:59,693 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:59,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:59,737 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:59,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59 WrapperNode [2023-11-19 04:03:59,738 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:59,739 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:59,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:59,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:59,748 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,810 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 8, calls inlined = 10, statements flattened = 183 [2023-11-19 04:03:59,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:59,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:59,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:59,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:59,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,845 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,853 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:59,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:59,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:59,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:59,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:59" (1/1) ... [2023-11-19 04:03:59,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:59,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:59,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:59,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85e1c2e-28b8-4f78-a4d7-b7fc953fe7e9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:59,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:59,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:59,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:59,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:00,046 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:00,049 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:00,485 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:00,660 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:00,660 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 04:04:00,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:00 BoogieIcfgContainer [2023-11-19 04:04:00,667 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:00,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:00,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:00,676 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:00,676 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:00" (1/1) ... [2023-11-19 04:04:00,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:00,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 72 states and 89 transitions. [2023-11-19 04:04:00,746 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 89 transitions. [2023-11-19 04:04:00,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:04:00,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:00,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2023-11-19 04:04:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2023-11-19 04:04:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:04:01,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:01,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 73 states and 91 transitions. [2023-11-19 04:04:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 91 transitions. [2023-11-19 04:04:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:04:01,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:01,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:02,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 77 states and 99 transitions. [2023-11-19 04:04:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 99 transitions. [2023-11-19 04:04:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:04:02,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:02,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:02,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 78 states and 100 transitions. [2023-11-19 04:04:02,831 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 100 transitions. [2023-11-19 04:04:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:04:02,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:02,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2023-11-19 04:04:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2023-11-19 04:04:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:03,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:03,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:04,077 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 04:04:04,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:04,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 80 states and 111 transitions. [2023-11-19 04:04:04,150 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2023-11-19 04:04:04,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:04,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:04,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:04,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:04,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2023-11-19 04:04:04,788 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2023-11-19 04:04:04,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:04,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:04,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:04,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:05,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:05,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 83 states and 118 transitions. [2023-11-19 04:04:05,068 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 118 transitions. [2023-11-19 04:04:05,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:05,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:05,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:06,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:06,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2023-11-19 04:04:06,001 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2023-11-19 04:04:06,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:06,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:06,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:06,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 86 states and 121 transitions. [2023-11-19 04:04:06,417 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 121 transitions. [2023-11-19 04:04:06,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:04:06,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:06,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 88 states and 128 transitions. [2023-11-19 04:04:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 128 transitions. [2023-11-19 04:04:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:04:06,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:06,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:07,240 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:07,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:07,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 89 states and 129 transitions. [2023-11-19 04:04:07,722 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2023-11-19 04:04:07,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:04:07,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:07,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:07,856 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 91 states and 136 transitions. [2023-11-19 04:04:08,474 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 136 transitions. [2023-11-19 04:04:08,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:04:08,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:08,845 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:10,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 96 states and 147 transitions. [2023-11-19 04:04:10,874 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 147 transitions. [2023-11-19 04:04:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:04:10,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:10,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:04:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 149 transitions. [2023-11-19 04:04:11,516 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 149 transitions. [2023-11-19 04:04:11,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:04:11,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,718 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 04:04:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:13,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2023-11-19 04:04:13,973 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2023-11-19 04:04:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:04:13,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:13,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:15,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2023-11-19 04:04:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2023-11-19 04:04:15,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:04:15,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:15,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:15,961 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:16,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2023-11-19 04:04:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2023-11-19 04:04:16,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:04:16,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:16,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:18,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2023-11-19 04:04:18,037 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2023-11-19 04:04:18,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:18,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:18,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:18,315 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2023-11-19 04:04:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2023-11-19 04:04:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:19,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,652 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:20,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:20,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 88 transitions. [2023-11-19 04:04:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2023-11-19 04:04:20,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:20,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:20,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,015 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:22,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 90 transitions. [2023-11-19 04:04:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 90 transitions. [2023-11-19 04:04:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:22,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,445 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:23,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2023-11-19 04:04:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2023-11-19 04:04:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:23,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,064 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:25,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2023-11-19 04:04:25,345 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2023-11-19 04:04:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:04:25,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:25,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:25,671 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:26,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2023-11-19 04:04:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2023-11-19 04:04:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:04:27,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:27,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:28,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 85 states and 98 transitions. [2023-11-19 04:04:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2023-11-19 04:04:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:04:28,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:28,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:29,279 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:30,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 87 states and 100 transitions. [2023-11-19 04:04:30,809 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 100 transitions. [2023-11-19 04:04:30,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:04:30,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:30,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 89 states and 102 transitions. [2023-11-19 04:04:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2023-11-19 04:04:32,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:04:32,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:32,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:33,050 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 91 states and 104 transitions. [2023-11-19 04:04:34,446 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2023-11-19 04:04:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:04:34,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:34,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 93 states and 106 transitions. [2023-11-19 04:04:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2023-11-19 04:04:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:04:36,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:36,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:36,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:37,237 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:38,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:38,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2023-11-19 04:04:38,954 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2023-11-19 04:04:38,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:04:38,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:40,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 97 states and 110 transitions. [2023-11-19 04:04:40,893 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2023-11-19 04:04:40,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:04:40,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:40,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:42,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:42,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 99 states and 112 transitions. [2023-11-19 04:04:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 112 transitions. [2023-11-19 04:04:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:04:42,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:42,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2023-11-19 04:04:44,848 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2023-11-19 04:04:44,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:04:44,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:44,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:46,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:46,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 103 states and 116 transitions. [2023-11-19 04:04:46,944 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 116 transitions. [2023-11-19 04:04:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:04:46,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:46,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:47,480 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:04:49,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:49,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2023-11-19 04:04:49,226 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2023-11-19 04:04:49,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:04:49,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:49,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat