./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3cb4677417bffcd5881eb90c9776ad9c1dd0362c552c5face38646e7c65c86d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:41:15,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:41:15,534 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:41:15,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:41:15,541 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:41:15,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:41:15,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:41:15,575 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:41:15,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:41:15,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:41:15,577 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:41:15,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:41:15,579 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:41:15,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:41:15,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:41:15,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:41:15,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:41:15,582 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:41:15,583 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:41:15,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:41:15,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:41:15,585 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:41:15,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:41:15,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:41:15,587 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:41:15,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:41:15,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:15,589 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:41:15,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:41:15,590 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:41:15,591 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:41:15,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:41:15,592 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:41:15,592 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_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cb4677417bffcd5881eb90c9776ad9c1dd0362c552c5face38646e7c65c86d6 [2023-11-19 02:41:15,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:41:15,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:41:15,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:41:15,929 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:41:15,930 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:41:15,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c [2023-11-19 02:41:19,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:41:20,118 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:41:20,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c [2023-11-19 02:41:20,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/data/cb821939a/71b00eb172c04a3aabe451fa958d04f7/FLAG41d224bcf [2023-11-19 02:41:20,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/data/cb821939a/71b00eb172c04a3aabe451fa958d04f7 [2023-11-19 02:41:20,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:41:20,216 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:41:20,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:20,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:41:20,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:41:20,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:20" (1/1) ... [2023-11-19 02:41:20,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f086cb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:20, skipping insertion in model container [2023-11-19 02:41:20,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:20" (1/1) ... [2023-11-19 02:41:20,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:41:23,303 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_26c0c454-8258-4b13-b9b2-a1c45ffc665f/sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c[375709,375722] [2023-11-19 02:41:23,351 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_26c0c454-8258-4b13-b9b2-a1c45ffc665f/sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c[383339,383352] [2023-11-19 02:41:23,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:23,614 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:41:24,979 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_26c0c454-8258-4b13-b9b2-a1c45ffc665f/sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c[375709,375722] [2023-11-19 02:41:24,990 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_26c0c454-8258-4b13-b9b2-a1c45ffc665f/sv-benchmarks/c/combinations/Problem05_label48+token_ring.03.cil-2.c[383339,383352] [2023-11-19 02:41:25,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:25,101 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:41:25,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25 WrapperNode [2023-11-19 02:41:25,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:25,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:25,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:41:25,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:41:25,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:25,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:25,722 INFO L138 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12688 [2023-11-19 02:41:25,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:25,723 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:41:25,723 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:41:25,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:41:25,734 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:25,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:25,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:25,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:41:26,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:41:26,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:41:26,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:41:26,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:25" (1/1) ... [2023-11-19 02:41:26,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:26,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:41:26,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:41:26,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0c454-8258-4b13-b9b2-a1c45ffc665f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:41:26,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:41:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 02:41:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 02:41:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:41:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:41:26,392 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 02:41:26,392 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 02:41:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 02:41:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 02:41:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 02:41:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 02:41:26,393 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 02:41:26,393 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 02:41:26,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:41:26,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:41:26,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:26,525 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:26,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:41:36,521 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:41:39,197 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:41:39,197 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 02:41:39,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:39 BoogieIcfgContainer [2023-11-19 02:41:39,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:41:39,226 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:41:39,226 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:41:39,237 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:41:39,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:39" (1/1) ... [2023-11-19 02:41:39,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:41:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 1736 states and 3407 transitions. [2023-11-19 02:41:39,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2023-11-19 02:41:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:39,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:39,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:39,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:40,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1747 states and 3427 transitions. [2023-11-19 02:41:40,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2023-11-19 02:41:40,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:40,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:40,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:40,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:40,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:40,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1748 states and 3427 transitions. [2023-11-19 02:41:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3427 transitions. [2023-11-19 02:41:40,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:40,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:40,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:40,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1749 states and 3427 transitions. [2023-11-19 02:41:40,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3427 transitions. [2023-11-19 02:41:40,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:40,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:40,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:40,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:40,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 1750 states and 3427 transitions. [2023-11-19 02:41:40,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3427 transitions. [2023-11-19 02:41:40,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:40,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:40,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:41,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1756 states and 3438 transitions. [2023-11-19 02:41:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 3438 transitions. [2023-11-19 02:41:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:41,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:41,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:41,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 1757 states and 3438 transitions. [2023-11-19 02:41:41,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 3438 transitions. [2023-11-19 02:41:41,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:41,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:41,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:41,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1759 states and 3443 transitions. [2023-11-19 02:41:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 3443 transitions. [2023-11-19 02:41:41,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:41:41,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:41,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:42,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1767 states and 3457 transitions. [2023-11-19 02:41:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 3457 transitions. [2023-11-19 02:41:42,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:41:42,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:42,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:42,557 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:41:43,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:43,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 1783 states and 3489 transitions. [2023-11-19 02:41:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3489 transitions. [2023-11-19 02:41:43,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:41:43,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:43,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:44,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:41:45,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1791 states and 3506 transitions. [2023-11-19 02:41:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3506 transitions. [2023-11-19 02:41:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:41:45,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:45,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:45,553 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:41:45,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1792 states and 3507 transitions. [2023-11-19 02:41:45,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3507 transitions. [2023-11-19 02:41:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:41:45,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:45,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:41:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1793 states and 3508 transitions. [2023-11-19 02:41:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3508 transitions. [2023-11-19 02:41:45,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:41:45,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:45,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:41:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 1784 states and 3490 transitions. [2023-11-19 02:41:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3490 transitions. [2023-11-19 02:41:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:41:46,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:46,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:41:49,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3589 states to 1803 states and 3530 transitions. [2023-11-19 02:41:49,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3530 transitions. [2023-11-19 02:41:49,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 02:41:49,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:49,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:49,622 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:50,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1811 states and 3548 transitions. [2023-11-19 02:41:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 3548 transitions. [2023-11-19 02:41:50,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:41:50,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:50,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,965 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:51,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3610 states to 1812 states and 3549 transitions. [2023-11-19 02:41:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3549 transitions. [2023-11-19 02:41:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:41:51,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 1813 states and 3550 transitions. [2023-11-19 02:41:51,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3550 transitions. [2023-11-19 02:41:51,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:41:51,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3590 states to 1804 states and 3531 transitions. [2023-11-19 02:41:51,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 3531 transitions. [2023-11-19 02:41:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:41:51,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:41:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3658 states to 1827 states and 3580 transitions. [2023-11-19 02:41:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 3580 transitions. [2023-11-19 02:41:56,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:41:56,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:56,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:56,414 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:57,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:57,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 1834 states and 3597 transitions. [2023-11-19 02:41:57,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3597 transitions. [2023-11-19 02:41:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:41:57,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:57,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:58,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:58,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1835 states and 3598 transitions. [2023-11-19 02:41:58,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3598 transitions. [2023-11-19 02:41:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:41:58,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:58,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:58,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1836 states and 3599 transitions. [2023-11-19 02:41:58,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3599 transitions. [2023-11-19 02:41:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:41:58,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:58,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:58,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:41:58,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1836 states and 3598 transitions. [2023-11-19 02:41:58,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3598 transitions. [2023-11-19 02:41:58,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:41:58,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:58,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:41:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:59,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1828 states and 3580 transitions. [2023-11-19 02:41:59,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 3580 transitions. [2023-11-19 02:41:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:41:59,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:59,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:59,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:41:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:59,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 1830 states and 3584 transitions. [2023-11-19 02:41:59,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 3584 transitions. [2023-11-19 02:41:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:41:59,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.