./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.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_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi --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 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:55:37,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:55:37,987 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:55:37,992 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:55:37,993 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:55:38,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:55:38,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:55:38,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:55:38,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:55:38,019 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:55:38,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:55:38,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:55:38,021 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:55:38,022 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:55:38,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:55:38,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:55:38,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:55:38,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:55:38,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:55:38,024 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:55:38,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:55:38,033 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:55:38,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:55:38,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:55:38,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:55:38,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:55:38,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:38,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:55:38,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:55:38,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:55:38,037 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:55:38,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:55:38,037 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:55:38,038 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_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 446a871a3cd47ea45eeb885eff35eb33cc93ddc5fa339490f1703fb03f5dc129 [2023-11-24 22:55:38,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:55:38,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:55:38,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:55:38,318 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:55:38,318 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:55:38,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2023-11-24 22:55:41,474 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:55:42,296 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:55:42,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c [2023-11-24 22:55:42,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/data/e87f2a26e/ed3e49b9551b48248681ddd611af2ec0/FLAGdf81d374e [2023-11-24 22:55:42,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/data/e87f2a26e/ed3e49b9551b48248681ddd611af2ec0 [2023-11-24 22:55:42,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:55:42,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:55:42,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:42,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:55:42,402 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:55:42,403 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:42" (1/1) ... [2023-11-24 22:55:42,405 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@157a51e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:42, skipping insertion in model container [2023-11-24 22:55:42,405 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:55:42" (1/1) ... [2023-11-24 22:55:42,764 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:55:45,079 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_b84cbd06-92ff-4213-bef3-97812997bfe4/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2023-11-24 22:55:45,115 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_b84cbd06-92ff-4213-bef3-97812997bfe4/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2023-11-24 22:55:45,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:45,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:55:46,625 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_b84cbd06-92ff-4213-bef3-97812997bfe4/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[380593,380606] [2023-11-24 22:55:46,642 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_b84cbd06-92ff-4213-bef3-97812997bfe4/sv-benchmarks/c/combinations/Problem05_label49+token_ring.06.cil-1.c[383339,383352] [2023-11-24 22:55:46,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:55:46,746 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:55:46,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46 WrapperNode [2023-11-24 22:55:46,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:55:46,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:46,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:55:46,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:55:46,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:46,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,252 INFO L138 Inliner]: procedures = 56, calls = 60, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 12874 [2023-11-24 22:55:47,252 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:55:47,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:55:47,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:55:47,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:55:47,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,813 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,939 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:55:47,940 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:55:47,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:55:47,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:55:47,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:55:46" (1/1) ... [2023-11-24 22:55:47,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:55:47,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:55:48,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:55:48,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b84cbd06-92ff-4213-bef3-97812997bfe4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:55:48,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:55:48,116 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-24 22:55:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-24 22:55:48,116 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:55:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:55:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-24 22:55:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-24 22:55:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:55:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:55:48,117 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-24 22:55:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-24 22:55:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-24 22:55:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-24 22:55:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-24 22:55:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-24 22:55:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:55:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:55:48,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:55:48,320 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:55:48,322 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:55:58,059 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:01,052 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:01,052 INFO L309 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-24 22:56:01,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:01 BoogieIcfgContainer [2023-11-24 22:56:01,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:01,056 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:01,056 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:01,065 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:01,065 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:01" (1/1) ... [2023-11-24 22:56:01,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 1778 states and 3474 transitions. [2023-11-24 22:56:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3474 transitions. [2023-11-24 22:56:01,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:01,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:01,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:02,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1797 states and 3510 transitions. [2023-11-24 22:56:02,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3510 transitions. [2023-11-24 22:56:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:02,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1798 states and 3510 transitions. [2023-11-24 22:56:02,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3510 transitions. [2023-11-24 22:56:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:02,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1799 states and 3510 transitions. [2023-11-24 22:56:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 3510 transitions. [2023-11-24 22:56:02,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:02,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1800 states and 3510 transitions. [2023-11-24 22:56:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 3510 transitions. [2023-11-24 22:56:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:02,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:02,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:02,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1801 states and 3510 transitions. [2023-11-24 22:56:02,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 3510 transitions. [2023-11-24 22:56:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:02,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:02,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:03,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:03,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1802 states and 3510 transitions. [2023-11-24 22:56:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3510 transitions. [2023-11-24 22:56:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:03,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:03,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 1803 states and 3510 transitions. [2023-11-24 22:56:03,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 3510 transitions. [2023-11-24 22:56:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:03,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:03,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:03,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1818 states and 3539 transitions. [2023-11-24 22:56:03,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3539 transitions. [2023-11-24 22:56:03,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:03,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:03,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1819 states and 3539 transitions. [2023-11-24 22:56:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 3539 transitions. [2023-11-24 22:56:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:03,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1820 states and 3539 transitions. [2023-11-24 22:56:04,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3539 transitions. [2023-11-24 22:56:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1821 states and 3539 transitions. [2023-11-24 22:56:04,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 3539 transitions. [2023-11-24 22:56:04,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1822 states and 3539 transitions. [2023-11-24 22:56:04,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 3539 transitions. [2023-11-24 22:56:04,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1833 states and 3562 transitions. [2023-11-24 22:56:04,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3562 transitions. [2023-11-24 22:56:04,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1834 states and 3562 transitions. [2023-11-24 22:56:04,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3562 transitions. [2023-11-24 22:56:04,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:04,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:04,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1835 states and 3562 transitions. [2023-11-24 22:56:04,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 3562 transitions. [2023-11-24 22:56:04,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:04,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:04,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:04,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1836 states and 3562 transitions. [2023-11-24 22:56:05,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3562 transitions. [2023-11-24 22:56:05,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:05,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1841 states and 3573 transitions. [2023-11-24 22:56:05,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3573 transitions. [2023-11-24 22:56:05,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:05,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:05,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:05,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1842 states and 3573 transitions. [2023-11-24 22:56:05,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3573 transitions. [2023-11-24 22:56:05,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:05,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:05,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:05,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1850 states and 3587 transitions. [2023-11-24 22:56:05,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3587 transitions. [2023-11-24 22:56:05,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:56:05,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:05,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:07,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1875 states and 3637 transitions. [2023-11-24 22:56:07,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 3637 transitions. [2023-11-24 22:56:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:56:07,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:07,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:07,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:08,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 1877 states and 3642 transitions. [2023-11-24 22:56:08,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3642 transitions. [2023-11-24 22:56:08,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:56:08,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:08,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 1885 states and 3659 transitions. [2023-11-24 22:56:10,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 3659 transitions. [2023-11-24 22:56:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:56:10,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:13,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:13,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 1902 states and 3694 transitions. [2023-11-24 22:56:13,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3694 transitions. [2023-11-24 22:56:13,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:13,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:13,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:14,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 1903 states and 3695 transitions. [2023-11-24 22:56:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3695 transitions. [2023-11-24 22:56:14,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:14,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:14,136 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 1904 states and 3696 transitions. [2023-11-24 22:56:14,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3696 transitions. [2023-11-24 22:56:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:14,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:14,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 1905 states and 3697 transitions. [2023-11-24 22:56:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3697 transitions. [2023-11-24 22:56:14,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:14,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:14,670 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:14,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1906 states and 3698 transitions. [2023-11-24 22:56:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 3698 transitions. [2023-11-24 22:56:14,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:14,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:14,967 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:15,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1907 states and 3699 transitions. [2023-11-24 22:56:15,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3699 transitions. [2023-11-24 22:56:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:56:15,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:15,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:56:15,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 1889 states and 3666 transitions. [2023-11-24 22:56:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 3666 transitions. [2023-11-24 22:56:15,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:56:15,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:15,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:15,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:20,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 1917 states and 3724 transitions. [2023-11-24 22:56:20,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3724 transitions. [2023-11-24 22:56:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:56:20,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:20,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:56:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1919 states and 3729 transitions. [2023-11-24 22:56:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3729 transitions. [2023-11-24 22:56:20,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:56:20,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:20,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:56:21,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:21,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1927 states and 3746 transitions. [2023-11-24 22:56:21,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3746 transitions. [2023-11-24 22:56:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:56:21,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:21,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:21,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.