./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/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_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:55:15,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:55:15,372 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:55:15,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:55:15,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:55:15,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:55:15,437 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:55:15,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:55:15,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:55:15,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:55:15,451 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:55:15,452 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:55:15,452 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:55:15,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:55:15,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:55:15,456 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:55:15,456 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:55:15,457 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:55:15,457 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:55:15,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:55:15,459 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:55:15,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:55:15,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:55:15,461 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:55:15,462 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:55:15,462 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:15,463 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:55:15,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:55:15,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:55:15,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:55:15,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:55:15,467 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:55:15,467 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_87886917-bb7b-4b92-b7b1-e0022c464b56/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2023-11-19 02:55:15,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:55:15,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:55:15,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:55:15,824 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:55:15,825 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:55:15,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2023-11-19 02:55:19,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:19,267 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:19,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2023-11-19 02:55:19,278 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/data/061591c66/c9ac7bdd0a2e42dbbf261f2c3da69fee/FLAG6cad01806 [2023-11-19 02:55:19,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/data/061591c66/c9ac7bdd0a2e42dbbf261f2c3da69fee [2023-11-19 02:55:19,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:19,298 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:19,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:19,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:19,306 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:19,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,307 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d4e3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19, skipping insertion in model container [2023-11-19 02:55:19,308 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:19,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:19,467 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:19,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:19,494 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:19,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19 WrapperNode [2023-11-19 02:55:19,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:19,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:19,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:19,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:19,504 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,527 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-19 02:55:19,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:19,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:19,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:19,529 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:19,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,541 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,546 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:19,548 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:19,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:19,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:19,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:19,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:19,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:19,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87886917-bb7b-4b92-b7b1-e0022c464b56/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:19,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:19,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:19,716 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:19,718 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:19,886 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:19,923 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:19,924 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:55:19,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:19 BoogieIcfgContainer [2023-11-19 02:55:19,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:19,929 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:19,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:19,940 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:19,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:19" (1/1) ... [2023-11-19 02:55:19,949 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-19 02:55:20,012 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-19 02:55:20,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:55:20,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,241 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 02:55:20,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-19 02:55:20,303 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-19 02:55:20,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:55:20,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,373 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 02:55:20,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2023-11-19 02:55:20,569 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2023-11-19 02:55:20,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:55:20,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,684 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 02:55:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-19 02:55:21,073 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-19 02:55:21,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:55:21,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:21,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:21,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2023-11-19 02:55:21,915 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2023-11-19 02:55:21,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:55:21,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:21,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2023-11-19 02:55:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-11-19 02:55:22,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:55:22,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-19 02:55:23,806 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-19 02:55:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:55:23,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:23,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:23,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2023-11-19 02:55:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2023-11-19 02:55:24,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:55:24,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:24,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 45 states and 74 transitions. [2023-11-19 02:55:25,554 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 74 transitions. [2023-11-19 02:55:25,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:55:25,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:25,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2023-11-19 02:55:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2023-11-19 02:55:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:55:25,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:26,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2023-11-19 02:55:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2023-11-19 02:55:26,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:55:26,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:26,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:26,672 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:27,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 56 states and 92 transitions. [2023-11-19 02:55:27,846 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 92 transitions. [2023-11-19 02:55:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:55:27,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:27,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 105 transitions. [2023-11-19 02:55:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 105 transitions. [2023-11-19 02:55:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:55:28,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:28,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2023-11-19 02:55:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2023-11-19 02:55:29,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:55:29,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:29,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:55:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 105 transitions. [2023-11-19 02:55:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 105 transitions. [2023-11-19 02:55:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:55:30,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:30,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:30,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:30,690 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:55:31,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2023-11-19 02:55:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2023-11-19 02:55:31,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:55:31,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:55:33,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2023-11-19 02:55:33,697 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2023-11-19 02:55:33,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:55:33,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:33,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:33,923 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:55:37,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2023-11-19 02:55:37,713 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2023-11-19 02:55:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:37,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:55:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2023-11-19 02:55:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2023-11-19 02:55:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:55:38,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 40 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:43,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:43,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 103 states and 173 transitions. [2023-11-19 02:55:43,471 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 173 transitions. [2023-11-19 02:55:43,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:43,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:43,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:43,502 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:55:44,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2023-11-19 02:55:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2023-11-19 02:55:44,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:55:44,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:44,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:44,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:55:45,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:45,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 112 states and 181 transitions. [2023-11-19 02:55:45,839 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 181 transitions. [2023-11-19 02:55:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:55:45,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:45,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:45,946 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:55:46,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:46,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 112 states and 180 transitions. [2023-11-19 02:55:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 180 transitions. [2023-11-19 02:55:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:55:46,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:46,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:50,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2023-11-19 02:55:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2023-11-19 02:55:50,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:55:50,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:50,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:55:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 127 states and 228 transitions. [2023-11-19 02:55:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 228 transitions. [2023-11-19 02:55:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:55:56,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:56,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:56,777 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:55:58,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:58,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 130 states and 230 transitions. [2023-11-19 02:55:58,971 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 230 transitions. [2023-11-19 02:55:58,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:55:58,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:58,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 11 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:56:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:04,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 237 transitions. [2023-11-19 02:56:04,370 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 237 transitions. [2023-11-19 02:56:04,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:56:04,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:04,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:04,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:56:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 138 states and 237 transitions. [2023-11-19 02:56:05,007 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 237 transitions. [2023-11-19 02:56:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:56:05,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:05,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:05,071 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:56:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 141 states and 240 transitions. [2023-11-19 02:56:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 240 transitions. [2023-11-19 02:56:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:56:05,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:05,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:06,982 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 43 proven. 22 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:56:11,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:56:11,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 151 states and 258 transitions. [2023-11-19 02:56:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 258 transitions. [2023-11-19 02:56:11,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:56:11,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:56:11,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:56:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:56:11,991 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 1 proven. 83 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.