./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/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 2e33738ed6ea5e50e5f6c45ef52d667e94a1539d08a631ee5964d7b99a8f5c91 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:38:15,500 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:38:15,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:38:15,570 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:38:15,571 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:38:15,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:38:15,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:38:15,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:38:15,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:38:15,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:38:15,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:38:15,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:38:15,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:38:15,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:38:15,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:38:15,599 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:38:15,600 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:38:15,600 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:38:15,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:38:15,601 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:38:15,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:38:15,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:38:15,605 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:38:15,606 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:38:15,606 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:38:15,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:38:15,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:15,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:38:15,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:38:15,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:38:15,608 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:38:15,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:38:15,609 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:38:15,609 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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e33738ed6ea5e50e5f6c45ef52d667e94a1539d08a631ee5964d7b99a8f5c91 [2023-12-03 02:38:15,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:38:15,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:38:15,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:38:15,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:38:15,836 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:38:15,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2023-12-03 02:38:18,620 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:38:18,831 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:38:18,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c [2023-12-03 02:38:18,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/data/f7060cbeb/466fd69447cb41bd8ff2adab97567a76/FLAG902bc552f [2023-12-03 02:38:18,855 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/data/f7060cbeb/466fd69447cb41bd8ff2adab97567a76 [2023-12-03 02:38:18,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:38:18,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:38:18,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:18,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:38:18,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:38:18,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:18" (1/1) ... [2023-12-03 02:38:18,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba28a2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:18, skipping insertion in model container [2023-12-03 02:38:18,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:38:18" (1/1) ... [2023-12-03 02:38:18,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:38:19,162 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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c[28368,28381] [2023-12-03 02:38:19,166 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:19,178 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:38:19,257 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_0aa3600e-e9d9-4c95-bb98-8b969795dafc/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.2.ufo.UNBOUNDED.pals.c[28368,28381] [2023-12-03 02:38:19,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:38:19,275 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:38:19,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19 WrapperNode [2023-12-03 02:38:19,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:38:19,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:19,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:38:19,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:38:19,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,299 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,351 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 943 [2023-12-03 02:38:19,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:38:19,352 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:38:19,353 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:38:19,353 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:38:19,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,413 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,422 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:38:19,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:38:19,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:38:19,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:38:19,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:38:19" (1/1) ... [2023-12-03 02:38:19,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:38:19,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:38:19,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:38:19,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aa3600e-e9d9-4c95-bb98-8b969795dafc/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:38:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:38:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:38:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:38:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:38:19,642 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:38:19,644 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:38:20,425 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:38:21,359 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:38:21,360 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:38:21,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:21 BoogieIcfgContainer [2023-12-03 02:38:21,362 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:38:21,363 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:38:21,363 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:38:21,373 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:38:21,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:38:21" (1/1) ... [2023-12-03 02:38:21,382 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:38:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:21,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2023-12-03 02:38:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2023-12-03 02:38:21,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 02:38:21,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:21,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:24,447 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 02:38:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2023-12-03 02:38:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2023-12-03 02:38:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 02:38:24,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:24,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:26,561 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 02:38:26,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2023-12-03 02:38:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2023-12-03 02:38:26,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:38:26,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:26,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:28,673 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 02:38:29,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:29,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2023-12-03 02:38:29,118 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2023-12-03 02:38:29,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:38:29,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:29,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:29,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:30,480 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 02:38:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2023-12-03 02:38:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2023-12-03 02:38:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:38:31,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:31,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:32,297 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 02:38:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2023-12-03 02:38:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2023-12-03 02:38:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 02:38:33,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:33,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:34,513 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 02:38:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2023-12-03 02:38:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2023-12-03 02:38:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:38:35,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:37,000 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 02:38:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:38,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2023-12-03 02:38:38,418 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2023-12-03 02:38:38,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:38:38,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:38,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:38,542 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 02:38:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2023-12-03 02:38:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2023-12-03 02:38:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:38:38,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:38,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:38,864 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 02:38:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:38,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2023-12-03 02:38:38,882 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2023-12-03 02:38:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:38:38,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:38,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:40,336 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 02:38:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:42,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2023-12-03 02:38:42,405 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2023-12-03 02:38:42,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:38:42,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:42,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:42,752 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 02:38:42,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:38:42,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2023-12-03 02:38:42,996 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2023-12-03 02:38:42,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 02:38:42,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:38:42,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:38:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:01,746 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 02:39:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 254 states and 469 transitions. [2023-12-03 02:39:25,017 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 469 transitions. [2023-12-03 02:39:25,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 02:39:25,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:25,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:27,205 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 02:39:49,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:39:49,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 272 states and 501 transitions. [2023-12-03 02:39:49,273 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 501 transitions. [2023-12-03 02:39:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:39:49,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:39:49,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:39:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:39:53,214 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 02:40:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 288 states and 536 transitions. [2023-12-03 02:40:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 536 transitions. [2023-12-03 02:40:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:40:19,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:21,676 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 02:40:38,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:38,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 303 states and 566 transitions. [2023-12-03 02:40:38,722 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 566 transitions. [2023-12-03 02:40:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:40:38,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:38,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:40,353 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 02:40:41,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:41,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 304 states and 571 transitions. [2023-12-03 02:40:41,203 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 571 transitions. [2023-12-03 02:40:41,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 02:40:41,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:41,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:42,778 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 02:40:43,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:43,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 305 states and 572 transitions. [2023-12-03 02:40:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 572 transitions. [2023-12-03 02:40:43,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:40:43,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:43,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:45,201 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 02:40:48,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:40:48,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 306 states and 574 transitions. [2023-12-03 02:40:48,109 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 574 transitions. [2023-12-03 02:40:48,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:40:48,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:40:48,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:40:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:40:49,749 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 02:41:07,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 321 states and 604 transitions. [2023-12-03 02:41:07,963 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 604 transitions. [2023-12-03 02:41:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:41:07,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:07,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:08,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:10,524 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 02:41:29,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:29,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 336 states and 636 transitions. [2023-12-03 02:41:29,037 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 636 transitions. [2023-12-03 02:41:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:41:29,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:29,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:30,654 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 02:41:33,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:33,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 339 states and 647 transitions. [2023-12-03 02:41:33,683 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 647 transitions. [2023-12-03 02:41:33,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:41:33,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:33,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:35,318 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 02:41:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 341 states and 655 transitions. [2023-12-03 02:41:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 655 transitions. [2023-12-03 02:41:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:41:37,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:37,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:41:38,766 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 02:41:58,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:41:58,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 357 states and 685 transitions. [2023-12-03 02:41:58,938 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 685 transitions. [2023-12-03 02:41:58,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:41:58,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:41:58,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:41:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:22,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 372 states and 719 transitions. [2023-12-03 02:42:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 719 transitions. [2023-12-03 02:42:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:42:22,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:22,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:23,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 376 states and 733 transitions. [2023-12-03 02:42:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 733 transitions. [2023-12-03 02:42:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:42:29,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:29,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:30,975 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:34,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:34,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 379 states and 745 transitions. [2023-12-03 02:42:34,454 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 745 transitions. [2023-12-03 02:42:34,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 02:42:34,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:34,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:34,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:36,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:42:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:37,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 380 states and 746 transitions. [2023-12-03 02:42:37,897 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 746 transitions. [2023-12-03 02:42:37,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 02:42:37,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:37,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:42:39,522 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 02:42:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:42:59,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 396 states and 775 transitions. [2023-12-03 02:42:59,737 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 775 transitions. [2023-12-03 02:42:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 02:42:59,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:42:59,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:42:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:15,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 406 states and 792 transitions. [2023-12-03 02:43:15,178 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 792 transitions. [2023-12-03 02:43:15,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 02:43:15,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:15,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:20,125 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 426 states and 827 transitions. [2023-12-03 02:43:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 827 transitions. [2023-12-03 02:43:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:43:43,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:46,823 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:43:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:43:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 432 states and 840 transitions. [2023-12-03 02:43:53,509 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 840 transitions. [2023-12-03 02:43:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 02:43:53,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:43:53,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:43:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:43:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:19,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 448 states and 859 transitions. [2023-12-03 02:44:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 859 transitions. [2023-12-03 02:44:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 02:44:19,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:19,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:41,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:41,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 457 states and 886 transitions. [2023-12-03 02:44:41,955 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 886 transitions. [2023-12-03 02:44:41,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 02:44:41,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:41,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:44:47,598 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:44:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:44:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 460 states and 890 transitions. [2023-12-03 02:44:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 890 transitions. [2023-12-03 02:44:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 02:44:58,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:44:58,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:44:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:45:26,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 474 states and 932 transitions. [2023-12-03 02:45:26,727 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 932 transitions. [2023-12-03 02:45:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 02:45:26,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:26,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:31,005 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:45:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:45:48,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 487 states and 957 transitions. [2023-12-03 02:45:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 957 transitions. [2023-12-03 02:45:48,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 02:45:48,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:45:48,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:45:48,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:45:53,153 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 498 states and 979 transitions. [2023-12-03 02:46:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 979 transitions. [2023-12-03 02:46:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 02:46:08,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:08,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:46:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:46:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 514 states and 1022 transitions. [2023-12-03 02:46:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1022 transitions. [2023-12-03 02:46:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 02:46:40,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:46:40,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:46:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:46:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:00,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:00,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 524 states and 1043 transitions. [2023-12-03 02:47:00,157 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1043 transitions. [2023-12-03 02:47:00,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 02:47:00,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:00,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:04,195 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 526 states and 1051 transitions. [2023-12-03 02:47:09,214 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1051 transitions. [2023-12-03 02:47:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 02:47:09,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:09,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:13,926 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:30,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:30,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 536 states and 1075 transitions. [2023-12-03 02:47:30,005 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1075 transitions. [2023-12-03 02:47:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 02:47:30,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:30,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 538 states and 1088 transitions. [2023-12-03 02:47:36,888 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1088 transitions. [2023-12-03 02:47:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 02:47:36,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:36,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:39,622 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 539 states and 1092 transitions. [2023-12-03 02:47:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1092 transitions. [2023-12-03 02:47:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 02:47:41,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:41,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:41,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:47:46,062 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:47:58,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:47:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 545 states and 1112 transitions. [2023-12-03 02:47:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1112 transitions. [2023-12-03 02:47:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 02:47:58,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:47:58,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:47:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:04,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:04,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 546 states and 1114 transitions. [2023-12-03 02:48:04,093 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1114 transitions. [2023-12-03 02:48:04,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 02:48:04,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:04,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 551 states and 1131 transitions. [2023-12-03 02:48:17,173 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1131 transitions. [2023-12-03 02:48:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-03 02:48:17,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:20,782 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 552 states and 1132 transitions. [2023-12-03 02:48:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1132 transitions. [2023-12-03 02:48:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:48:22,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:22,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:26,486 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 562 states and 1154 transitions. [2023-12-03 02:48:41,421 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1154 transitions. [2023-12-03 02:48:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:48:41,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:41,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:48:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:48:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 568 states and 1168 transitions. [2023-12-03 02:48:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1168 transitions. [2023-12-03 02:48:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:48:52,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:48:52,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:48:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:48:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:21,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:21,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 585 states and 1237 transitions. [2023-12-03 02:49:21,877 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1237 transitions. [2023-12-03 02:49:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:49:21,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:21,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:22,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 586 states and 1240 transitions. [2023-12-03 02:49:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1240 transitions. [2023-12-03 02:49:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:49:26,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:26,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:31,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:31,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 587 states and 1241 transitions. [2023-12-03 02:49:31,695 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1241 transitions. [2023-12-03 02:49:31,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 02:49:31,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:31,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 591 states and 1250 transitions. [2023-12-03 02:49:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1250 transitions. [2023-12-03 02:49:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:49:40,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:40,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:44,767 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:51,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 593 states and 1257 transitions. [2023-12-03 02:49:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1257 transitions. [2023-12-03 02:49:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:49:51,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:51,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:51,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:49:54,928 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:49:57,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:49:57,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 594 states and 1261 transitions. [2023-12-03 02:49:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1261 transitions. [2023-12-03 02:49:57,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:49:57,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:49:57,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:49:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 601 states and 1288 transitions. [2023-12-03 02:50:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1288 transitions. [2023-12-03 02:50:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:14,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:14,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:17,888 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:22,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 603 states and 1292 transitions. [2023-12-03 02:50:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1292 transitions. [2023-12-03 02:50:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:22,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:22,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 609 states and 1313 transitions. [2023-12-03 02:50:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1313 transitions. [2023-12-03 02:50:38,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:38,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:38,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 612 states and 1326 transitions. [2023-12-03 02:50:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1326 transitions. [2023-12-03 02:50:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:46,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:50,476 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 613 states and 1329 transitions. [2023-12-03 02:50:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1329 transitions. [2023-12-03 02:50:52,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:52,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:52,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:53,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:50:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:50:59,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:50:59,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 614 states and 1330 transitions. [2023-12-03 02:50:59,030 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1330 transitions. [2023-12-03 02:50:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 02:50:59,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:50:59,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:50:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:51:02,837 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:51:06,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:51:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 617 states and 1336 transitions. [2023-12-03 02:51:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1336 transitions. [2023-12-03 02:51:06,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 02:51:06,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:51:06,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:51:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat