./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/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_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/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_9abacdea-9fa8-47fe-a232-f67abe99b16f/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 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:18,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:18,776 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:01:18,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:18,788 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:18,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:18,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:18,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:18,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:18,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:18,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:18,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:18,837 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:01:18,839 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:18,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:01:18,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:18,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:18,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:18,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:18,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:01:18,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:18,843 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:18,844 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:18,844 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:18,845 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:18,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:18,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:18,847 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:18,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:18,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:18,849 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:18,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:18,850 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:18,850 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_9abacdea-9fa8-47fe-a232-f67abe99b16f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5055f39b9198ec38ad0f2881791eb80b1e4ab6fc763077f931bae502928055b4 [2023-11-19 04:01:19,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:19,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:19,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:19,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:19,167 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:19,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2023-11-19 04:01:22,539 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:23,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:23,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c [2023-11-19 04:01:23,524 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/data/4b6fa6081/a81d99761e444230929bd84141f9d70d/FLAGc578d03de [2023-11-19 04:01:23,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/data/4b6fa6081/a81d99761e444230929bd84141f9d70d [2023-11-19 04:01:23,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:23,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:23,559 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:23,560 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:23,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:23,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:23" (1/1) ... [2023-11-19 04:01:23,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca233c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:23, skipping insertion in model container [2023-11-19 04:01:23,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:23" (1/1) ... [2023-11-19 04:01:23,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:26,610 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_9abacdea-9fa8-47fe-a232-f67abe99b16f/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2023-11-19 04:01:26,639 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_9abacdea-9fa8-47fe-a232-f67abe99b16f/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2023-11-19 04:01:26,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:26,848 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:28,136 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_9abacdea-9fa8-47fe-a232-f67abe99b16f/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[382357,382370] [2023-11-19 04:01:28,142 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_9abacdea-9fa8-47fe-a232-f67abe99b16f/sv-benchmarks/c/combinations/Problem05_label46+token_ring.03.cil-1.c[383339,383352] [2023-11-19 04:01:28,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:28,254 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:28,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28 WrapperNode [2023-11-19 04:01:28,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:28,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:28,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:28,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:28,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:28,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:28,757 INFO L138 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 27, calls inlined = 27, statements flattened = 12694 [2023-11-19 04:01:28,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:28,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:28,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:28,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:28,769 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:28,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:28,834 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:28,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,114 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:29,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:29,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:29,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:29,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:28" (1/1) ... [2023-11-19 04:01:29,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:29,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:29,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:29,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9abacdea-9fa8-47fe-a232-f67abe99b16f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:29,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:01:29,459 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 04:01:29,459 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 04:01:29,460 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 04:01:29,460 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 04:01:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 04:01:29,461 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 04:01:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-19 04:01:29,461 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-19 04:01:29,461 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 04:01:29,461 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 04:01:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 04:01:29,462 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 04:01:29,462 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 04:01:29,462 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 04:01:29,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:01:29,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:29,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:29,614 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:29,617 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:39,170 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:41,916 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:41,916 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 04:01:41,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:41 BoogieIcfgContainer [2023-11-19 04:01:41,939 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:41,940 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:41,940 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:41,951 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:41,952 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:41" (1/1) ... [2023-11-19 04:01:41,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 1742 states and 3417 transitions. [2023-11-19 04:01:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3417 transitions. [2023-11-19 04:01:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:42,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:42,572 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 04:01:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1752 states and 3435 transitions. [2023-11-19 04:01:42,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3435 transitions. [2023-11-19 04:01:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:42,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:42,903 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 04:01:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1753 states and 3435 transitions. [2023-11-19 04:01:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3435 transitions. [2023-11-19 04:01:42,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:42,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:42,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,033 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 04:01:43,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1754 states and 3435 transitions. [2023-11-19 04:01:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 3435 transitions. [2023-11-19 04:01:43,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:43,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,231 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 04:01:43,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 1755 states and 3435 transitions. [2023-11-19 04:01:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3435 transitions. [2023-11-19 04:01:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:43,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,414 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 04:01:43,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1761 states and 3446 transitions. [2023-11-19 04:01:43,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3446 transitions. [2023-11-19 04:01:43,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:43,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,720 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 04:01:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1762 states and 3446 transitions. [2023-11-19 04:01:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3446 transitions. [2023-11-19 04:01:43,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:43,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,865 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 04:01:44,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1764 states and 3451 transitions. [2023-11-19 04:01:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3451 transitions. [2023-11-19 04:01:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:01:44,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,188 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 04:01:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1772 states and 3465 transitions. [2023-11-19 04:01:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 3465 transitions. [2023-11-19 04:01:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:01:44,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,473 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 04:01:45,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 1788 states and 3497 transitions. [2023-11-19 04:01:45,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3497 transitions. [2023-11-19 04:01:45,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 04:01:45,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,708 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 04:01:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 1796 states and 3514 transitions. [2023-11-19 04:01:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3514 transitions. [2023-11-19 04:01:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:46,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,914 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 04:01:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1797 states and 3515 transitions. [2023-11-19 04:01:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3515 transitions. [2023-11-19 04:01:47,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:47,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,076 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 04:01:47,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1798 states and 3516 transitions. [2023-11-19 04:01:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3516 transitions. [2023-11-19 04:01:47,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:01:47,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,249 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 04:01:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 1789 states and 3498 transitions. [2023-11-19 04:01:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3498 transitions. [2023-11-19 04:01:47,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:01:47,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,631 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 04:01:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1808 states and 3538 transitions. [2023-11-19 04:01:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3538 transitions. [2023-11-19 04:01:50,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:01:50,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,412 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 04:01:51,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 1816 states and 3556 transitions. [2023-11-19 04:01:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 3556 transitions. [2023-11-19 04:01:51,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:51,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,569 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 04:01:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 1817 states and 3557 transitions. [2023-11-19 04:01:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3557 transitions. [2023-11-19 04:01:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:51,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,811 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 04:01:51,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1818 states and 3558 transitions. [2023-11-19 04:01:51,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 3558 transitions. [2023-11-19 04:01:51,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 04:01:51,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,054 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 04:01:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:52,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 1809 states and 3539 transitions. [2023-11-19 04:01:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3539 transitions. [2023-11-19 04:01:52,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:52,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:52,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,617 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 04:01:57,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:57,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 1831 states and 3586 transitions. [2023-11-19 04:01:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3586 transitions. [2023-11-19 04:01:57,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:01:57,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:57,192 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 04:01:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1838 states and 3603 transitions. [2023-11-19 04:01:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3603 transitions. [2023-11-19 04:01:58,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:58,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:58,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,011 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 04:01:59,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1839 states and 3604 transitions. [2023-11-19 04:01:59,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3604 transitions. [2023-11-19 04:01:59,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:59,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,384 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 04:01:59,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1840 states and 3605 transitions. [2023-11-19 04:01:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3605 transitions. [2023-11-19 04:01:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:59,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,690 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 04:01:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1840 states and 3604 transitions. [2023-11-19 04:01:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3604 transitions. [2023-11-19 04:01:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:01:59,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,842 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 04:02:00,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:00,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1832 states and 3586 transitions. [2023-11-19 04:02:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 3586 transitions. [2023-11-19 04:02:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:02:00,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:00,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:00,570 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 04:02:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 1834 states and 3590 transitions. [2023-11-19 04:02:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3590 transitions. [2023-11-19 04:02:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 04:02:00,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:00,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.