./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ec8dfa7cbc82eeacd7ecd21e52b45552783d684550437c0ba5ed945fcdc261d2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:25,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:25,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:59:25,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:25,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:25,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:25,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:25,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:25,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:25,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:25,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:25,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:25,550 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:25,552 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:25,553 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:25,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:25,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:25,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:25,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:25,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:25,555 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:25,556 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:25,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:25,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:25,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:25,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:25,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:25,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:25,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:25,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:25,562 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:25,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:25,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:25,564 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_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8dfa7cbc82eeacd7ecd21e52b45552783d684550437c0ba5ed945fcdc261d2 [2023-11-24 22:59:25,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:25,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:25,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:25,921 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:25,922 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:25,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2023-11-24 22:59:29,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:29,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:29,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/sv-benchmarks/c/eca-rers2012/Problem04_label17.c [2023-11-24 22:59:29,645 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/data/7f3e348fd/c4d58df22b614830ace6539cd218c0d8/FLAG3aaa04363 [2023-11-24 22:59:29,666 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/data/7f3e348fd/c4d58df22b614830ace6539cd218c0d8 [2023-11-24 22:59:29,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:29,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:29,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:29,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:29,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:29,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7f1a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29, skipping insertion in model container [2023-11-24 22:59:29,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,839 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:31,277 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_37aa712c-510f-4761-9313-8ad03856fb1e/sv-benchmarks/c/eca-rers2012/Problem04_label17.c[178418,178431] [2023-11-24 22:59:31,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:31,321 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:32,012 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_37aa712c-510f-4761-9313-8ad03856fb1e/sv-benchmarks/c/eca-rers2012/Problem04_label17.c[178418,178431] [2023-11-24 22:59:32,027 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:32,062 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:32,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32 WrapperNode [2023-11-24 22:59:32,063 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:32,064 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:32,064 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:32,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:32,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,134 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,326 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 22:59:32,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:32,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:32,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:32,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:32,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:32,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:32,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:32,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:32,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:32" (1/1) ... [2023-11-24 22:59:32,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:32,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:32,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:32,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37aa712c-510f-4761-9313-8ad03856fb1e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:32,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:32,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:32,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:32,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:32,978 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:32,981 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:38,170 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:38,571 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:59:38,572 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:59:38,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:38 BoogieIcfgContainer [2023-11-24 22:59:38,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:59:38,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:59:38,577 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:59:38,587 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:59:38,588 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:59:38" (1/1) ... [2023-11-24 22:59:38,598 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:59:38,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:38,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 22:59:38,681 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 22:59:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 22:59:38,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:38,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:41,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:46,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1516 states and 2712 transitions. [2023-11-24 22:59:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2712 transitions. [2023-11-24 22:59:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 22:59:46,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:46,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:48,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:48,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1519 states and 2717 transitions. [2023-11-24 22:59:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2717 transitions. [2023-11-24 22:59:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 22:59:48,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1523 states and 2724 transitions. [2023-11-24 22:59:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2724 transitions. [2023-11-24 22:59:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-24 22:59:50,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:50,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1525 states and 2727 transitions. [2023-11-24 22:59:51,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2727 transitions. [2023-11-24 22:59:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-24 22:59:51,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:51,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:52,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:52,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1528 states and 2732 transitions. [2023-11-24 22:59:52,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2732 transitions. [2023-11-24 22:59:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-24 22:59:52,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:52,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:53,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:53,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1529 states and 2733 transitions. [2023-11-24 22:59:53,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2733 transitions. [2023-11-24 22:59:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 22:59:53,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:53,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1537 states and 2746 transitions. [2023-11-24 22:59:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2746 transitions. [2023-11-24 22:59:54,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 22:59:54,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:54,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1548 states and 2763 transitions. [2023-11-24 22:59:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2763 transitions. [2023-11-24 22:59:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 22:59:55,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:55,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:57,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:57,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1553 states and 2770 transitions. [2023-11-24 22:59:57,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2770 transitions. [2023-11-24 22:59:57,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-24 22:59:57,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:57,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1555 states and 2773 transitions. [2023-11-24 22:59:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2773 transitions. [2023-11-24 22:59:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 22:59:58,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:58,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 2309 states and 3531 transitions. [2023-11-24 23:00:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 3531 transitions. [2023-11-24 23:00:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 23:00:04,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:04,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:05,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:05,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 2311 states and 3533 transitions. [2023-11-24 23:00:05,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 3533 transitions. [2023-11-24 23:00:05,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2023-11-24 23:00:05,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:05,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:06,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:06,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 2324 states and 3549 transitions. [2023-11-24 23:00:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 3549 transitions. [2023-11-24 23:00:06,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-24 23:00:06,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:07,816 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:08,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 2327 states and 3553 transitions. [2023-11-24 23:00:08,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 3553 transitions. [2023-11-24 23:00:08,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 23:00:08,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:08,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:08,616 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 2338 states and 3567 transitions. [2023-11-24 23:00:09,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 3567 transitions. [2023-11-24 23:00:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-11-24 23:00:09,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:09,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 2358 states and 3594 transitions. [2023-11-24 23:00:10,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 3594 transitions. [2023-11-24 23:00:10,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-11-24 23:00:10,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 2359 states and 3594 transitions. [2023-11-24 23:00:11,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 3594 transitions. [2023-11-24 23:00:11,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-11-24 23:00:11,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms