./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9 --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 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:59:32,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:59:32,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:59:32,072 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:59:32,073 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:59:32,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:59:32,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:59:32,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:59:32,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:59:32,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:59:32,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:59:32,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:59:32,101 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:59:32,102 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:59:32,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:59:32,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:59:32,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:59:32,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:59:32,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:59:32,105 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:59:32,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:59:32,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:59:32,107 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:59:32,107 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:59:32,107 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:59:32,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:59:32,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:59:32,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:59:32,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:59:32,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:59:32,110 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:59:32,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:59:32,110 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:59:32,111 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_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b [2023-12-03 04:59:32,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:59:32,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:59:32,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:59:32,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:59:32,330 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:59:32,331 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2023-12-03 04:59:35,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:59:35,235 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:59:35,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2023-12-03 04:59:35,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/data/b90c192c3/1e72349101df4b9da1a42cd0f34ac24b/FLAG1df4d3c4c [2023-12-03 04:59:35,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/data/b90c192c3/1e72349101df4b9da1a42cd0f34ac24b [2023-12-03 04:59:35,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:59:35,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:59:35,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:59:35,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:59:35,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:59:35,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bde3efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35, skipping insertion in model container [2023-12-03 04:59:35,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:59:35,522 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_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2023-12-03 04:59:35,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:59:35,539 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:59:35,597 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_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2023-12-03 04:59:35,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:59:35,613 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:59:35,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35 WrapperNode [2023-12-03 04:59:35,614 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:59:35,615 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:59:35,615 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:59:35,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:59:35,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,670 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 478 [2023-12-03 04:59:35,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:59:35,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:59:35,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:59:35,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:59:35,680 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,705 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,708 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,711 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:59:35,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:59:35,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:59:35,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:59:35,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:59:35" (1/1) ... [2023-12-03 04:59:35,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:59:35,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:59:35,754 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:59:35,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c72b13ca-f5f9-4238-b55d-5fa0afd8db99/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:59:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:59:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:59:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:59:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:59:35,886 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:59:35,888 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:59:36,401 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:59:36,938 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:59:36,938 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:59:36,940 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:59:36 BoogieIcfgContainer [2023-12-03 04:59:36,940 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:59:36,941 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:59:36,941 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:59:36,948 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:59:36,949 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:59:36" (1/1) ... [2023-12-03 04:59:36,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:59:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:37,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2023-12-03 04:59:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2023-12-03 04:59:37,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:59:37,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:38,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:38,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:38,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2023-12-03 04:59:38,453 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2023-12-03 04:59:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:59:38,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:38,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:39,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:39,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2023-12-03 04:59:39,441 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2023-12-03 04:59:39,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:59:39,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:39,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:40,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2023-12-03 04:59:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2023-12-03 04:59:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:59:40,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:40,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:42,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:42,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2023-12-03 04:59:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2023-12-03 04:59:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:59:42,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:42,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:42,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:43,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:44,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2023-12-03 04:59:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2023-12-03 04:59:44,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:59:44,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:44,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:44,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:45,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2023-12-03 04:59:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2023-12-03 04:59:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:59:45,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:45,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:46,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2023-12-03 04:59:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2023-12-03 04:59:46,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:59:46,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:46,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2023-12-03 04:59:46,389 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2023-12-03 04:59:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:59:46,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:46,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2023-12-03 04:59:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2023-12-03 04:59:49,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:59:49,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:49,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:49,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:49,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 60 states and 103 transitions. [2023-12-03 04:59:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 103 transitions. [2023-12-03 04:59:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:59:49,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:49,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:55,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 76 states and 134 transitions. [2023-12-03 04:59:55,708 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 134 transitions. [2023-12-03 04:59:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:59:55,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:55,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:59:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:59,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 90 states and 160 transitions. [2023-12-03 04:59:59,459 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2023-12-03 04:59:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:59:59,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:59,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:00,493 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:00,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:00,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2023-12-03 05:00:00,801 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2023-12-03 05:00:00,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 05:00:00,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:00,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 105 states and 189 transitions. [2023-12-03 05:00:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 189 transitions. [2023-12-03 05:00:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 05:00:04,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:04,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:05,624 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:05,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 106 states and 190 transitions. [2023-12-03 05:00:05,954 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2023-12-03 05:00:05,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 05:00:05,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:05,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:05,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:10,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 120 states and 217 transitions. [2023-12-03 05:00:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 217 transitions. [2023-12-03 05:00:10,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 05:00:10,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:10,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:11,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 123 states and 225 transitions. [2023-12-03 05:00:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 225 transitions. [2023-12-03 05:00:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 05:00:12,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:12,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:13,330 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:13,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:13,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 124 states and 226 transitions. [2023-12-03 05:00:13,732 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 226 transitions. [2023-12-03 05:00:13,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 05:00:13,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:13,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:15,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:20,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:20,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 144 states and 257 transitions. [2023-12-03 05:00:20,354 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 257 transitions. [2023-12-03 05:00:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 05:00:20,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:20,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:25,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:25,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 163 states and 284 transitions. [2023-12-03 05:00:25,981 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 284 transitions. [2023-12-03 05:00:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 05:00:25,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:25,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:28,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:33,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 175 states and 309 transitions. [2023-12-03 05:00:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 309 transitions. [2023-12-03 05:00:33,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 05:00:33,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:33,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 05:00:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:33,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 175 states and 308 transitions. [2023-12-03 05:00:33,969 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 308 transitions. [2023-12-03 05:00:33,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 05:00:33,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:33,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:36,313 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:43,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 189 states and 360 transitions. [2023-12-03 05:00:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 360 transitions. [2023-12-03 05:00:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 05:00:43,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:43,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:50,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 198 states and 379 transitions. [2023-12-03 05:00:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 379 transitions. [2023-12-03 05:00:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:00:50,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:00:59,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:59,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 211 states and 409 transitions. [2023-12-03 05:00:59,666 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 409 transitions. [2023-12-03 05:00:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:00:59,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:59,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 05:01:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 215 states and 416 transitions. [2023-12-03 05:01:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 416 transitions. [2023-12-03 05:01:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 05:01:02,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:02,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:04,505 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:05,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 216 states and 420 transitions. [2023-12-03 05:01:05,970 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 420 transitions. [2023-12-03 05:01:05,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:01:05,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:05,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:10,110 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:15,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 226 states and 439 transitions. [2023-12-03 05:01:15,976 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 439 transitions. [2023-12-03 05:01:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:01:15,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:23,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 235 states and 460 transitions. [2023-12-03 05:01:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 460 transitions. [2023-12-03 05:01:23,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:01:23,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:23,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:25,797 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:31,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:31,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 240 states and 487 transitions. [2023-12-03 05:01:31,526 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 487 transitions. [2023-12-03 05:01:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 05:01:31,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:31,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 244 states and 493 transitions. [2023-12-03 05:01:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 493 transitions. [2023-12-03 05:01:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:01:38,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:38,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 254 states and 516 transitions. [2023-12-03 05:01:47,808 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 516 transitions. [2023-12-03 05:01:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:01:47,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:47,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:01:59,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:59,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 269 states and 561 transitions. [2023-12-03 05:01:59,473 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 561 transitions. [2023-12-03 05:01:59,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:01:59,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:59,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:01,687 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:07,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 274 states and 581 transitions. [2023-12-03 05:02:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 581 transitions. [2023-12-03 05:02:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 05:02:07,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:15,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 279 states and 588 transitions. [2023-12-03 05:02:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 588 transitions. [2023-12-03 05:02:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:02:15,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:15,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:19,731 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:32,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:32,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 288 states and 631 transitions. [2023-12-03 05:02:32,785 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 631 transitions. [2023-12-03 05:02:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 05:02:32,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:32,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:35,501 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 293 states and 650 transitions. [2023-12-03 05:02:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 650 transitions. [2023-12-03 05:02:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:02:40,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:40,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 306 states and 706 transitions. [2023-12-03 05:02:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 706 transitions. [2023-12-03 05:02:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:02:55,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:55,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:02:58,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:58,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 307 states and 714 transitions. [2023-12-03 05:02:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 714 transitions. [2023-12-03 05:02:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 05:02:58,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:58,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:00,108 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:06,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:06,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 312 states and 740 transitions. [2023-12-03 05:03:06,070 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 740 transitions. [2023-12-03 05:03:06,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:06,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:06,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:06,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:08,875 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:17,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 318 states and 766 transitions. [2023-12-03 05:03:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 766 transitions. [2023-12-03 05:03:17,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:17,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:17,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:20,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:20,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 319 states and 771 transitions. [2023-12-03 05:03:20,459 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 771 transitions. [2023-12-03 05:03:20,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:20,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:20,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:32,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 324 states and 788 transitions. [2023-12-03 05:03:32,150 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 788 transitions. [2023-12-03 05:03:32,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:32,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:32,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:36,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 326 states and 794 transitions. [2023-12-03 05:03:36,942 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 794 transitions. [2023-12-03 05:03:36,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:36,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:36,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:38,513 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:39,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:39,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 327 states and 796 transitions. [2023-12-03 05:03:39,743 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 796 transitions. [2023-12-03 05:03:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:03:39,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:39,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:03:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:03:42,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:03:42,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 328 states and 797 transitions. [2023-12-03 05:03:42,678 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 797 transitions. [2023-12-03 05:03:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:03:42,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:03:42,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:03:43,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:09:10,034 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 05:12:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:12:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 371 states and 898 transitions. [2023-12-03 05:12:14,084 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 898 transitions. [2023-12-03 05:12:14,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 05:12:14,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:12:14,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:12:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat