./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label43.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_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/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_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/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_a7589627-2528-4d45-87d0-88c3d925e4ae/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 229c45a4c312180f8177275fdaaaebdaeda2fd4ae72e4f7467336a18fc3a2392 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:50,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:50,179 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:16:50,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:16:50,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:16:50,234 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:50,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:16:50,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:16:50,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:50,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:50,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:50,244 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:16:50,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:50,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:16:50,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:50,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:50,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:16:50,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:50,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:16:50,248 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:50,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:16:50,249 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:50,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:50,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:50,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:50,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:50,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:50,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:50,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:50,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:16:50,254 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:16:50,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:16:50,255 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:16:50,255 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_a7589627-2528-4d45-87d0-88c3d925e4ae/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 229c45a4c312180f8177275fdaaaebdaeda2fd4ae72e4f7467336a18fc3a2392 [2023-11-19 03:16:50,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:50,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:50,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:50,547 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:50,547 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:50,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2023-11-19 03:16:53,681 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:54,373 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:54,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/sv-benchmarks/c/eca-rers2012/Problem06_label43.c [2023-11-19 03:16:54,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/data/eca4057f6/e00ced0f1eb04d45b1ff943dd11cb36d/FLAG0af3862c6 [2023-11-19 03:16:54,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/data/eca4057f6/e00ced0f1eb04d45b1ff943dd11cb36d [2023-11-19 03:16:54,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:54,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:54,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:54,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:54,457 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:54,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:54" (1/1) ... [2023-11-19 03:16:54,460 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a496f8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:54, skipping insertion in model container [2023-11-19 03:16:54,460 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:54" (1/1) ... [2023-11-19 03:16:54,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:56,972 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_a7589627-2528-4d45-87d0-88c3d925e4ae/sv-benchmarks/c/eca-rers2012/Problem06_label43.c[336298,336311] [2023-11-19 03:16:56,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:57,009 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:58,272 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_a7589627-2528-4d45-87d0-88c3d925e4ae/sv-benchmarks/c/eca-rers2012/Problem06_label43.c[336298,336311] [2023-11-19 03:16:58,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:58,354 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:58,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58 WrapperNode [2023-11-19 03:16:58,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:58,357 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:58,357 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:58,357 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:58,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,901 INFO L138 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10174 [2023-11-19 03:16:58,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:58,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:58,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:58,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:58,912 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:58,912 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:59,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:59,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:59,547 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:59,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:58" (1/1) ... [2023-11-19 03:16:59,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:59,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:59,619 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:59,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7589627-2528-4d45-87d0-88c3d925e4ae/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:16:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:59,855 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:59,858 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:07,429 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:08,966 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:08,966 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:17:08,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:08 BoogieIcfgContainer [2023-11-19 03:17:08,983 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:08,985 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:08,985 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:08,995 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:08,995 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:08" (1/1) ... [2023-11-19 03:17:09,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:17:09,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2023-11-19 03:17:09,104 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2023-11-19 03:17:09,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2023-11-19 03:17:09,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:09,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:10,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:12,392 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 03:17:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1865 states and 2998 transitions. [2023-11-19 03:17:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2998 transitions. [2023-11-19 03:17:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 934 [2023-11-19 03:17:18,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:18,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:20,845 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 03:17:21,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:21,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 1868 states and 3003 transitions. [2023-11-19 03:17:21,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3003 transitions. [2023-11-19 03:17:21,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2023-11-19 03:17:21,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:21,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:23,122 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 03:17:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:23,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 1875 states and 3013 transitions. [2023-11-19 03:17:23,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3013 transitions. [2023-11-19 03:17:23,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2023-11-19 03:17:23,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:23,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:26,209 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 03:17:26,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:26,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 1883 states and 3025 transitions. [2023-11-19 03:17:26,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3025 transitions. [2023-11-19 03:17:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2023-11-19 03:17:26,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:26,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:27,691 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1892 states and 3039 transitions. [2023-11-19 03:17:28,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3039 transitions. [2023-11-19 03:17:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 941 [2023-11-19 03:17:28,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:29,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 1902 states and 3055 transitions. [2023-11-19 03:17:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3055 transitions. [2023-11-19 03:17:29,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2023-11-19 03:17:29,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:29,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:30,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:30,842 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 03:17:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1915 states and 3074 transitions. [2023-11-19 03:17:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3074 transitions. [2023-11-19 03:17:31,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2023-11-19 03:17:31,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:31,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:31,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:17:33,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:33,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1929 states and 3096 transitions. [2023-11-19 03:17:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 3096 transitions. [2023-11-19 03:17:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 946 [2023-11-19 03:17:33,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:33,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:17:34,874 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 03:17:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:17:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1944 states and 3120 transitions. [2023-11-19 03:17:36,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 3120 transitions. [2023-11-19 03:17:36,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2023-11-19 03:17:36,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:17:36,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:17:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat