./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label35.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_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/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_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label35.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/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_faf1e32c-8a22-4590-bf79-e2c4986f87db/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 7fba195f88797a3387f21cb74f29882ae69c98ecc2dd0fc48df1c4aac92d30fb --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:35,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:35,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:35,997 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:35,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:36,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:36,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:36,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:36,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:36,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:36,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:36,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:36,043 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:36,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:36,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:36,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:36,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:36,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:36,047 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:36,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:36,048 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:36,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:36,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:36,051 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:36,052 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:36,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:36,053 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:36,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:36,055 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:36,055 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:36,056 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:36,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:36,057 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:36,058 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_faf1e32c-8a22-4590-bf79-e2c4986f87db/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7fba195f88797a3387f21cb74f29882ae69c98ecc2dd0fc48df1c4aac92d30fb [2023-11-24 23:00:36,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:36,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:36,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:36,438 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:36,443 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:36,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label35.c [2023-11-24 23:00:39,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:40,276 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:40,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/sv-benchmarks/c/eca-rers2012/Problem04_label35.c [2023-11-24 23:00:40,311 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/data/108659fdc/6c056b4d688e4628a0274519881cbab4/FLAG69f609c08 [2023-11-24 23:00:40,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/data/108659fdc/6c056b4d688e4628a0274519881cbab4 [2023-11-24 23:00:40,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:40,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:40,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:40,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:40,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:40,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dd0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:40, skipping insertion in model container [2023-11-24 23:00:40,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:40" (1/1) ... [2023-11-24 23:00:40,526 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:41,857 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_faf1e32c-8a22-4590-bf79-e2c4986f87db/sv-benchmarks/c/eca-rers2012/Problem04_label35.c[178691,178704] [2023-11-24 23:00:41,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:41,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:42,634 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_faf1e32c-8a22-4590-bf79-e2c4986f87db/sv-benchmarks/c/eca-rers2012/Problem04_label35.c[178691,178704] [2023-11-24 23:00:42,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:42,686 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:42,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42 WrapperNode [2023-11-24 23:00:42,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:42,688 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:42,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:42,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:42,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:42,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,096 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 23:00:43,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:43,098 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:43,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:43,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:43,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:43,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:43,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:43,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:43,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:42" (1/1) ... [2023-11-24 23:00:43,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:43,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:43,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:43,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf1e32c-8a22-4590-bf79-e2c4986f87db/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:43,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:43,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:43,659 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:43,663 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:48,975 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:49,449 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:49,450 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:00:49,452 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:49 BoogieIcfgContainer [2023-11-24 23:00:49,452 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:49,453 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:49,454 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:49,465 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:49,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:49" (1/1) ... [2023-11-24 23:00:49,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 23:00:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 23:00:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 23:00:49,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:52,236 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 23:00:57,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1516 states and 2712 transitions. [2023-11-24 23:00:57,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2712 transitions. [2023-11-24 23:00:57,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 23:00:57,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:57,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:59,546 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 23:00:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 1519 states and 2717 transitions. [2023-11-24 23:00:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2717 transitions. [2023-11-24 23:00:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 23:00:59,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:59,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:00,591 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 23:01:00,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:00,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 1523 states and 2724 transitions. [2023-11-24 23:01:00,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2724 transitions. [2023-11-24 23:01:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-24 23:01:00,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:00,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:01,660 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 23:01:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 1525 states and 2727 transitions. [2023-11-24 23:01:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2727 transitions. [2023-11-24 23:01:01,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-24 23:01:01,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:01,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:02,538 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 23:01:02,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:02,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1528 states and 2732 transitions. [2023-11-24 23:01:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2732 transitions. [2023-11-24 23:01:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2023-11-24 23:01:02,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:02,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:03,448 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 23:01:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1529 states and 2733 transitions. [2023-11-24 23:01:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2733 transitions. [2023-11-24 23:01:03,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 23:01:03,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:03,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:04,322 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 23:01:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2746 states to 1537 states and 2746 transitions. [2023-11-24 23:01:04,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2746 transitions. [2023-11-24 23:01:04,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 23:01:04,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:04,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:05,549 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 23:01:06,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:06,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 1548 states and 2763 transitions. [2023-11-24 23:01:06,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2763 transitions. [2023-11-24 23:01:06,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 23:01:06,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:06,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:06,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:07,287 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 23:01:07,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1553 states and 2770 transitions. [2023-11-24 23:01:07,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2770 transitions. [2023-11-24 23:01:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-11-24 23:01:07,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:07,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:08,283 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 23:01:08,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:08,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1555 states and 2773 transitions. [2023-11-24 23:01:08,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2773 transitions. [2023-11-24 23:01:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 23:01:08,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:08,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:10,387 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 23:01:17,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:17,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 2323 states and 3548 transitions. [2023-11-24 23:01:17,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3548 transitions. [2023-11-24 23:01:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 23:01:17,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:17,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:18,295 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 23:01:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 2324 states and 3550 transitions. [2023-11-24 23:01:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 3550 transitions. [2023-11-24 23:01:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-24 23:01:18,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:18,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 2326 states and 3554 transitions. [2023-11-24 23:01:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 3554 transitions. [2023-11-24 23:01:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 774 [2023-11-24 23:01:19,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:19,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:19,720 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 23:01:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:20,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 2339 states and 3570 transitions. [2023-11-24 23:01:20,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 3570 transitions. [2023-11-24 23:01:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-24 23:01:20,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:20,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:20,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:21,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 2340 states and 3571 transitions. [2023-11-24 23:01:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 3571 transitions. [2023-11-24 23:01:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 23:01:21,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:21,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:21,710 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 23:01:22,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 2343 states and 3575 transitions. [2023-11-24 23:01:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3575 transitions. [2023-11-24 23:01:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 777 [2023-11-24 23:01:22,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:22,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:22,661 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.