./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label11.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/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_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1e45bd54987dd404e4b5e19841e5957c2e411c97844fe289c25acabd8f0bd90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:41:22,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:41:22,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:41:22,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:41:22,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:41:22,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:41:22,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:41:22,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:41:22,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:41:22,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:41:22,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:41:22,500 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:41:22,501 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:41:22,502 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:41:22,502 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:41:22,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:41:22,503 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:41:22,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:41:22,504 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:41:22,505 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:41:22,505 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:41:22,506 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:41:22,507 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:41:22,507 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:41:22,508 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:41:22,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:41:22,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:22,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:41:22,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:41:22,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:41:22,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:41:22,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:41:22,513 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:41:22,513 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_1b833f8d-5714-4973-b304-89e2e72948b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1e45bd54987dd404e4b5e19841e5957c2e411c97844fe289c25acabd8f0bd90 [2023-11-19 03:41:22,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:41:22,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:41:22,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:41:22,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:41:22,846 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:41:22,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2023-11-19 03:41:26,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:41:26,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:41:26,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/sv-benchmarks/c/eca-rers2012/Problem04_label11.c [2023-11-19 03:41:26,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/data/7407c9cdb/d76dbb29588c4ef49b3c2bd0d913cc6e/FLAG99c2b4c9e [2023-11-19 03:41:26,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/data/7407c9cdb/d76dbb29588c4ef49b3c2bd0d913cc6e [2023-11-19 03:41:26,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:41:26,768 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:41:26,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:26,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:41:26,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:41:26,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:26" (1/1) ... [2023-11-19 03:41:26,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b1272a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:26, skipping insertion in model container [2023-11-19 03:41:26,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:41:26" (1/1) ... [2023-11-19 03:41:26,917 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:41:28,414 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/sv-benchmarks/c/eca-rers2012/Problem04_label11.c[177870,177883] [2023-11-19 03:41:28,449 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:28,465 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:41:29,134 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/sv-benchmarks/c/eca-rers2012/Problem04_label11.c[177870,177883] [2023-11-19 03:41:29,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:41:29,180 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:41:29,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29 WrapperNode [2023-11-19 03:41:29,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:41:29,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:29,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:41:29,182 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:41:29,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,498 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-19 03:41:29,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:41:29,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:41:29,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:41:29,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:41:29,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,679 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,718 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,757 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,769 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:41:29,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:41:29,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:41:29,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:41:29,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:41:29" (1/1) ... [2023-11-19 03:41:29,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:41:29,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:41:29,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:41:29,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b833f8d-5714-4973-b304-89e2e72948b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:41:29,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:41:29,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:41:29,977 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:41:29,979 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:41:35,175 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:41:35,606 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:41:35,606 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:41:35,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:35 BoogieIcfgContainer [2023-11-19 03:41:35,619 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:41:35,620 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:41:35,620 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:41:35,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:41:35,633 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:41:35" (1/1) ... [2023-11-19 03:41:35,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:41:35,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-19 03:41:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-19 03:41:35,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-19 03:41:35,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:35,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:38,358 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 03:41:43,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 1516 states and 2370 transitions. [2023-11-19 03:41:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2370 transitions. [2023-11-19 03:41:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-19 03:41:43,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:43,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:45,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:45,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:45,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1519 states and 2375 transitions. [2023-11-19 03:41:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2375 transitions. [2023-11-19 03:41:45,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-19 03:41:45,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:45,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:46,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 1521 states and 2378 transitions. [2023-11-19 03:41:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 2378 transitions. [2023-11-19 03:41:46,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-19 03:41:46,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:46,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:47,451 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1524 states and 2382 transitions. [2023-11-19 03:41:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 2382 transitions. [2023-11-19 03:41:47,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-19 03:41:47,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:47,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:48,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 1525 states and 2383 transitions. [2023-11-19 03:41:48,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2383 transitions. [2023-11-19 03:41:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-19 03:41:48,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:48,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:49,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 1533 states and 2395 transitions. [2023-11-19 03:41:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 2395 transitions. [2023-11-19 03:41:49,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-19 03:41:49,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:49,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:51,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 1545 states and 2411 transitions. [2023-11-19 03:41:51,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2411 transitions. [2023-11-19 03:41:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-19 03:41:51,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:51,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:51,992 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:52,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1558 states and 2429 transitions. [2023-11-19 03:41:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2429 transitions. [2023-11-19 03:41:52,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-19 03:41:52,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:52,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:53,686 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:41:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2326 states and 3209 transitions. [2023-11-19 03:41:59,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3209 transitions. [2023-11-19 03:41:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-19 03:41:59,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:41:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:41:59,700 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:41:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:41:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 2328 states and 3212 transitions. [2023-11-19 03:41:59,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 3212 transitions. [2023-11-19 03:41:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-19 03:41:59,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:41:59,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:00,444 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:00,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2336 states and 3223 transitions. [2023-11-19 03:42:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 3223 transitions. [2023-11-19 03:42:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-19 03:42:00,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:01,863 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2339 states and 3228 transitions. [2023-11-19 03:42:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 3228 transitions. [2023-11-19 03:42:02,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-19 03:42:02,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:02,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 2342 states and 3232 transitions. [2023-11-19 03:42:03,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 3232 transitions. [2023-11-19 03:42:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-11-19 03:42:03,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:03,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:04,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 2362 states and 3259 transitions. [2023-11-19 03:42:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 3259 transitions. [2023-11-19 03:42:05,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-19 03:42:05,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:05,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:05,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:05,666 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:42:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 2367 states and 3267 transitions. [2023-11-19 03:42:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 3267 transitions. [2023-11-19 03:42:06,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-19 03:42:06,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:06,554 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:06,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 2375 states and 3277 transitions. [2023-11-19 03:42:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 3277 transitions. [2023-11-19 03:42:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2023-11-19 03:42:06,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:06,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:42:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2399 states and 3309 transitions. [2023-11-19 03:42:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 3309 transitions. [2023-11-19 03:42:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2023-11-19 03:42:08,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:08,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:08,827 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:42:09,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2400 states and 3310 transitions. [2023-11-19 03:42:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 3310 transitions. [2023-11-19 03:42:09,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-19 03:42:09,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:09,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:42:09,440 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 03:42:10,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:42:10,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2411 states and 3326 transitions. [2023-11-19 03:42:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 3326 transitions. [2023-11-19 03:42:10,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-19 03:42:10,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:42:10,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:42:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat