./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/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_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/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_e0d4845c-9416-44d2-bc46-e29d39419eeb/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 397165505e22c94185c98ac889a4a39846b9e873d477057714c221ff936752e7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:57,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:57,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:05:57,319 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:57,320 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:57,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:57,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:05:57,354 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:05:57,355 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:57,360 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:57,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:57,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:05:57,362 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:05:57,362 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:57,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:05:57,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:57,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:05:57,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:57,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:05:57,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:05:57,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:05:57,367 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:57,367 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:57,367 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:57,368 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:57,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:57,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:57,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:57,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:57,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:05:57,372 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:57,372 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:57,372 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:05:57,372 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_e0d4845c-9416-44d2-bc46-e29d39419eeb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 397165505e22c94185c98ac889a4a39846b9e873d477057714c221ff936752e7 [2023-11-19 03:05:57,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:57,740 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:57,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:57,744 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:57,744 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:57,746 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c [2023-11-19 03:06:00,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:06:01,556 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:06:01,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c [2023-11-19 03:06:01,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/data/5e9dad4d9/8a134fbddc5347ec86e3a4780199fbf1/FLAGc2d0cf15f [2023-11-19 03:06:01,642 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/data/5e9dad4d9/8a134fbddc5347ec86e3a4780199fbf1 [2023-11-19 03:06:01,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:06:01,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:06:01,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:01,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:06:01,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:06:01,660 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:01" (1/1) ... [2023-11-19 03:06:01,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677c4395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:01, skipping insertion in model container [2023-11-19 03:06:01,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:06:01" (1/1) ... [2023-11-19 03:06:01,979 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:06:04,315 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_e0d4845c-9416-44d2-bc46-e29d39419eeb/sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c[381679,381692] [2023-11-19 03:06:04,351 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c[383339,383352] [2023-11-19 03:06:04,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:04,624 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:06:05,883 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_e0d4845c-9416-44d2-bc46-e29d39419eeb/sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c[381679,381692] [2023-11-19 03:06:05,887 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_e0d4845c-9416-44d2-bc46-e29d39419eeb/sv-benchmarks/c/combinations/Problem05_label43+token_ring.05.cil-1.c[383339,383352] [2023-11-19 03:06:05,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:06:05,988 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:06:05,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05 WrapperNode [2023-11-19 03:06:05,988 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:06:05,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:05,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:06:05,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:06:05,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,100 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,492 INFO L138 Inliner]: procedures = 54, calls = 56, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 12808 [2023-11-19 03:06:06,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:06:06,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:06:06,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:06:06,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:06:06,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:06,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:07,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:07,032 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:07,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:07,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:06:07,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:06:07,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:06:07,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:06:07,178 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:06:05" (1/1) ... [2023-11-19 03:06:07,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:06:07,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:06:07,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:06:07,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e0d4845c-9416-44d2-bc46-e29d39419eeb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:06:07,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:06:07,318 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-19 03:06:07,318 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-19 03:06:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:06:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:06:07,319 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-19 03:06:07,319 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-19 03:06:07,332 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-19 03:06:07,332 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-19 03:06:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-19 03:06:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-19 03:06:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-19 03:06:07,333 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-19 03:06:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:06:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:06:07,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:06:07,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:06:07,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:06:16,498 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:06:19,093 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:06:19,093 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:06:19,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:19 BoogieIcfgContainer [2023-11-19 03:06:19,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:06:19,110 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:06:19,110 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:06:19,120 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:06:19,121 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:06:19" (1/1) ... [2023-11-19 03:06:19,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:06:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:19,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 1760 states and 3445 transitions. [2023-11-19 03:06:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3445 transitions. [2023-11-19 03:06:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:19,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:19,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:19,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:19,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1777 states and 3477 transitions. [2023-11-19 03:06:19,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3477 transitions. [2023-11-19 03:06:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:19,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:19,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,119 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 03:06:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1778 states and 3477 transitions. [2023-11-19 03:06:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3477 transitions. [2023-11-19 03:06:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,251 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 03:06:20,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1779 states and 3477 transitions. [2023-11-19 03:06:20,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3477 transitions. [2023-11-19 03:06:20,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:20,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,440 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 03:06:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1780 states and 3477 transitions. [2023-11-19 03:06:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3477 transitions. [2023-11-19 03:06:20,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:20,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,549 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 03:06:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1781 states and 3477 transitions. [2023-11-19 03:06:20,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3477 transitions. [2023-11-19 03:06:20,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:20,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,653 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 03:06:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1782 states and 3477 transitions. [2023-11-19 03:06:20,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3477 transitions. [2023-11-19 03:06:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:20,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:20,774 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 03:06:20,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1794 states and 3500 transitions. [2023-11-19 03:06:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3500 transitions. [2023-11-19 03:06:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,099 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 03:06:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1795 states and 3500 transitions. [2023-11-19 03:06:21,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3500 transitions. [2023-11-19 03:06:21,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,223 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 03:06:21,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1796 states and 3500 transitions. [2023-11-19 03:06:21,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 3500 transitions. [2023-11-19 03:06:21,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,346 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 03:06:21,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 1797 states and 3500 transitions. [2023-11-19 03:06:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3500 transitions. [2023-11-19 03:06:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,474 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 03:06:21,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1805 states and 3517 transitions. [2023-11-19 03:06:21,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 3517 transitions. [2023-11-19 03:06:21,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,758 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 03:06:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1806 states and 3517 transitions. [2023-11-19 03:06:21,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3517 transitions. [2023-11-19 03:06:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,854 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 03:06:21,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:21,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 1807 states and 3517 transitions. [2023-11-19 03:06:21,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3517 transitions. [2023-11-19 03:06:21,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:21,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:21,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,981 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 03:06:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:22,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1809 states and 3522 transitions. [2023-11-19 03:06:22,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 3522 transitions. [2023-11-19 03:06:22,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:06:22,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:22,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:22,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:22,244 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 03:06:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:22,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 1817 states and 3536 transitions. [2023-11-19 03:06:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3536 transitions. [2023-11-19 03:06:22,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:06:22,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:22,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:22,604 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 03:06:23,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:23,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1839 states and 3580 transitions. [2023-11-19 03:06:23,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 3580 transitions. [2023-11-19 03:06:23,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:06:23,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:23,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:24,151 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 03:06:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:25,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 1844 states and 3591 transitions. [2023-11-19 03:06:25,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3591 transitions. [2023-11-19 03:06:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:06:25,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:25,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:25,480 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 03:06:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 1858 states and 3620 transitions. [2023-11-19 03:06:27,431 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 3620 transitions. [2023-11-19 03:06:27,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:27,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,503 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 03:06:27,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1859 states and 3621 transitions. [2023-11-19 03:06:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3621 transitions. [2023-11-19 03:06:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:27,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,686 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 03:06:27,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 1860 states and 3622 transitions. [2023-11-19 03:06:27,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3622 transitions. [2023-11-19 03:06:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:27,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,886 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 03:06:28,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 1861 states and 3623 transitions. [2023-11-19 03:06:28,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 3623 transitions. [2023-11-19 03:06:28,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:28,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,100 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 03:06:28,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1862 states and 3624 transitions. [2023-11-19 03:06:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3624 transitions. [2023-11-19 03:06:28,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:28,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,323 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 03:06:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3657 states to 1847 states and 3596 transitions. [2023-11-19 03:06:28,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3596 transitions. [2023-11-19 03:06:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:06:28,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,820 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 03:06:32,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:32,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 1872 states and 3648 transitions. [2023-11-19 03:06:32,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3648 transitions. [2023-11-19 03:06:32,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:06:32,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:32,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:32,375 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 03:06:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:33,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 1877 states and 3659 transitions. [2023-11-19 03:06:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 3659 transitions. [2023-11-19 03:06:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:06:33,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:33,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:33,090 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 03:06:35,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 1891 states and 3689 transitions. [2023-11-19 03:06:35,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3689 transitions. [2023-11-19 03:06:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:35,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,108 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 03:06:35,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1892 states and 3690 transitions. [2023-11-19 03:06:35,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3690 transitions. [2023-11-19 03:06:35,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:35,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,334 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 03:06:35,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3777 states to 1893 states and 3691 transitions. [2023-11-19 03:06:35,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3691 transitions. [2023-11-19 03:06:35,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:35,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,569 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 03:06:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 1894 states and 3692 transitions. [2023-11-19 03:06:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3692 transitions. [2023-11-19 03:06:35,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:35,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,850 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 03:06:36,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:36,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1895 states and 3693 transitions. [2023-11-19 03:06:36,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3693 transitions. [2023-11-19 03:06:36,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:36,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:36,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:36,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:36,113 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 03:06:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 1880 states and 3664 transitions. [2023-11-19 03:06:36,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3664 transitions. [2023-11-19 03:06:36,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:06:36,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:36,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:36,803 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 03:06:42,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3836 states to 1909 states and 3726 transitions. [2023-11-19 03:06:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 3726 transitions. [2023-11-19 03:06:42,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:06:42,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:42,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:42,672 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 03:06:43,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 1914 states and 3737 transitions. [2023-11-19 03:06:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 3737 transitions. [2023-11-19 03:06:43,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:06:43,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:43,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.