./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label58.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_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/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_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/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_bcb49158-af53-4da6-a485-ee626db61d81/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 af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:33,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:33,337 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:33,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:33,347 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:33,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:33,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:33,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:33,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:33,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:33,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:33,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:33,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:33,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:33,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:33,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:33,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:33,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:33,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:33,415 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:33,416 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:33,417 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:33,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:33,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:33,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:33,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:33,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:33,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:33,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:33,423 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:33,424 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:33,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:33,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:33,425 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_bcb49158-af53-4da6-a485-ee626db61d81/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af7c0d7fd905a9d96e3970a421d873415bffa615dff98c1f636a5c5973f2f4ea [2023-11-19 04:07:33,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:33,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:33,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:33,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:33,816 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:33,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2023-11-19 04:07:37,628 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:38,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:38,243 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/sv-benchmarks/c/eca-rers2012/Problem04_label58.c [2023-11-19 04:07:38,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/data/e4b1a46bf/eba1e95c4a334bff9f6cce4a0cb5fdb2/FLAG2f0a24ac8 [2023-11-19 04:07:38,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/data/e4b1a46bf/eba1e95c4a334bff9f6cce4a0cb5fdb2 [2023-11-19 04:07:38,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:38,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:38,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:38,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:38,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:38,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fc847fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:38, skipping insertion in model container [2023-11-19 04:07:38,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:38" (1/1) ... [2023-11-19 04:07:38,567 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:40,453 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_bcb49158-af53-4da6-a485-ee626db61d81/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2023-11-19 04:07:40,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:40,505 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:41,421 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_bcb49158-af53-4da6-a485-ee626db61d81/sv-benchmarks/c/eca-rers2012/Problem04_label58.c[177187,177200] [2023-11-19 04:07:41,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:41,484 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:41,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41 WrapperNode [2023-11-19 04:07:41,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:41,487 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:41,487 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:41,487 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:41,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,792 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-19 04:07:41,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:41,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:41,794 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:41,794 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:41,806 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:41,827 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:42,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:42,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:42,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:42,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:41" (1/1) ... [2023-11-19 04:07:42,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:42,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:42,298 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:42,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcb49158-af53-4da6-a485-ee626db61d81/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:42,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:42,496 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:42,504 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:48,465 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:49,017 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:49,017 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:07:49,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:49 BoogieIcfgContainer [2023-11-19 04:07:49,035 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:49,037 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:49,038 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:49,053 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:49,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:49" (1/1) ... [2023-11-19 04:07:49,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:07:49,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:49,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-19 04:07:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-19 04:07:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-19 04:07:49,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:49,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:07:52,074 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 04:07:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:07:58,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 1516 states and 2700 transitions. [2023-11-19 04:07:58,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2700 transitions. [2023-11-19 04:07:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-19 04:07:58,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:07:58,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:07:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:00,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1519 states and 2705 transitions. [2023-11-19 04:08:00,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2705 transitions. [2023-11-19 04:08:00,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-19 04:08:00,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:01,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:01,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1523 states and 2712 transitions. [2023-11-19 04:08:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2712 transitions. [2023-11-19 04:08:01,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-19 04:08:01,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:01,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,580 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:02,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 1525 states and 2715 transitions. [2023-11-19 04:08:02,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2715 transitions. [2023-11-19 04:08:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-19 04:08:02,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:03,659 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:03,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2720 states to 1528 states and 2720 transitions. [2023-11-19 04:08:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2720 transitions. [2023-11-19 04:08:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-19 04:08:04,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,857 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 1529 states and 2721 transitions. [2023-11-19 04:08:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2721 transitions. [2023-11-19 04:08:04,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-19 04:08:04,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:04,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:05,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1537 states and 2734 transitions. [2023-11-19 04:08:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2734 transitions. [2023-11-19 04:08:06,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-19 04:08:06,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 1546 states and 2749 transitions. [2023-11-19 04:08:07,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2749 transitions. [2023-11-19 04:08:07,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-19 04:08:07,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:08,729 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:09,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 1556 states and 2766 transitions. [2023-11-19 04:08:09,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2766 transitions. [2023-11-19 04:08:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-19 04:08:09,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:10,276 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:11,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1567 states and 2785 transitions. [2023-11-19 04:08:11,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 2785 transitions. [2023-11-19 04:08:11,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-19 04:08:11,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:13,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:13,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 1572 states and 2793 transitions. [2023-11-19 04:08:13,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 2793 transitions. [2023-11-19 04:08:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-19 04:08:13,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:13,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:13,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:14,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 1574 states and 2796 transitions. [2023-11-19 04:08:14,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 2796 transitions. [2023-11-19 04:08:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-19 04:08:14,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:15,197 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:08:16,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:16,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 1575 states and 2801 transitions. [2023-11-19 04:08:16,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2801 transitions. [2023-11-19 04:08:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-19 04:08:16,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:16,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat