./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/recHanoi02-1.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_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/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_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/recHanoi02-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/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_425850ae-ae23-4c61-814c-d8b61c78a2e3/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 fc483b08189ee3c98902d05e6dbaf5e8d67294309bb86f0f1cb0c68cd8f4471f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:31,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:31,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:47:31,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:31,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:31,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:31,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:47:31,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:47:31,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:31,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:31,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:31,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:47:31,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:31,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:31,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:47:31,307 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:31,308 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:47:31,308 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:47:31,309 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:31,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:47:31,310 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:31,311 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:31,311 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:31,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:31,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:31,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:31,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:31,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:31,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:47:31,315 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:31,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:31,316 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:47:31,316 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_425850ae-ae23-4c61-814c-d8b61c78a2e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc483b08189ee3c98902d05e6dbaf5e8d67294309bb86f0f1cb0c68cd8f4471f [2023-11-19 02:47:31,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:31,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:31,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:31,616 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:31,617 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:31,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2023-11-19 02:47:34,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:34,978 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:34,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/sv-benchmarks/c/termination-numeric/recHanoi02-1.c [2023-11-19 02:47:34,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/data/dac0911ea/68e9ef2dbb5148fcbd3f48b424230416/FLAG816a1f2aa [2023-11-19 02:47:35,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/data/dac0911ea/68e9ef2dbb5148fcbd3f48b424230416 [2023-11-19 02:47:35,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:35,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:35,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:35,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:35,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:35,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ec2519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35, skipping insertion in model container [2023-11-19 02:47:35,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,056 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:35,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:35,266 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:35,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:35,297 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:35,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35 WrapperNode [2023-11-19 02:47:35,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:35,299 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:35,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:35,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:35,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,333 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2023-11-19 02:47:35,333 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:35,334 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:35,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:35,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:35,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,347 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,347 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:35,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:35,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:35,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:35,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:35,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:35,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:35,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_425850ae-ae23-4c61-814c-d8b61c78a2e3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:35,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2023-11-19 02:47:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2023-11-19 02:47:35,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:35,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:35,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:35,524 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:35,527 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:35,677 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:35,705 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:35,705 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:47:35,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:35 BoogieIcfgContainer [2023-11-19 02:47:35,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:35,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:35,712 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:35,742 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:35,742 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:35" (1/1) ... [2023-11-19 02:47:35,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:35,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-19 02:47:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-19 02:47:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:35,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:35,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,096 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 02:47:36,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 30 transitions. [2023-11-19 02:47:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2023-11-19 02:47:36,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:36,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,287 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 02:47:36,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 35 transitions. [2023-11-19 02:47:36,480 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-19 02:47:36,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:47:36,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 40 transitions. [2023-11-19 02:47:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-19 02:47:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:47:36,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:36,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 34 transitions. [2023-11-19 02:47:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2023-11-19 02:47:36,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:47:36,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:36,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:37,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 40 transitions. [2023-11-19 02:47:37,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2023-11-19 02:47:37,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:37,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 40 states and 45 transitions. [2023-11-19 02:47:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2023-11-19 02:47:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:47:37,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:37,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 46 transitions. [2023-11-19 02:47:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2023-11-19 02:47:37,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:37,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:37,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 42 states and 47 transitions. [2023-11-19 02:47:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-11-19 02:47:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:47:37,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:47:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:37,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 48 transitions. [2023-11-19 02:47:37,835 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2023-11-19 02:47:37,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:47:37,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:37,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:38,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 53 transitions. [2023-11-19 02:47:38,202 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2023-11-19 02:47:38,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:47:38,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:47:38,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 59 transitions. [2023-11-19 02:47:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2023-11-19 02:47:38,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:47:38,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:38,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:47:39,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:39,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 65 transitions. [2023-11-19 02:47:39,061 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2023-11-19 02:47:39,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:47:39,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:39,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:39,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 70 transitions. [2023-11-19 02:47:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-19 02:47:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:47:39,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:39,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 02:47:39,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 69 transitions. [2023-11-19 02:47:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2023-11-19 02:47:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:47:39,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:39,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:39,894 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:47:40,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 68 transitions. [2023-11-19 02:47:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2023-11-19 02:47:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:47:40,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:40,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:40,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:40,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 73 transitions. [2023-11-19 02:47:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2023-11-19 02:47:40,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:47:40,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:40,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:40,890 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 02:47:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 65 transitions. [2023-11-19 02:47:41,296 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2023-11-19 02:47:41,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:47:41,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-19 02:47:41,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:41,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 67 states and 73 transitions. [2023-11-19 02:47:41,975 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2023-11-19 02:47:41,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:47:41,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:41,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,203 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 78 transitions. [2023-11-19 02:47:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2023-11-19 02:47:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:47:42,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:42,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:43,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 83 transitions. [2023-11-19 02:47:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2023-11-19 02:47:43,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:47:43,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:43,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:43,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 02:47:44,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:44,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 84 states and 91 transitions. [2023-11-19 02:47:44,112 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2023-11-19 02:47:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:47:44,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:44,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:44,415 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:44,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 96 transitions. [2023-11-19 02:47:44,842 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2023-11-19 02:47:44,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:47:44,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:44,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,147 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:45,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 94 states and 101 transitions. [2023-11-19 02:47:45,599 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 101 transitions. [2023-11-19 02:47:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:47:45,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:45,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,854 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-19 02:47:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:46,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 101 states and 109 transitions. [2023-11-19 02:47:46,606 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2023-11-19 02:47:46,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:47:46,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:46,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 114 transitions. [2023-11-19 02:47:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions. [2023-11-19 02:47:47,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:47:47,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:47,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:48,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:48,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 111 states and 119 transitions. [2023-11-19 02:47:48,340 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 119 transitions. [2023-11-19 02:47:48,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 02:47:48,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:48,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-19 02:47:49,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:49,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 118 states and 127 transitions. [2023-11-19 02:47:49,453 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 127 transitions. [2023-11-19 02:47:49,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:47:49,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:49,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:49,798 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 123 states and 132 transitions. [2023-11-19 02:47:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2023-11-19 02:47:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-19 02:47:50,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:50,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:50,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:50,663 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-19 02:47:51,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 130 states and 140 transitions. [2023-11-19 02:47:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-19 02:47:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:51,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:51,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:51,993 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 135 states and 145 transitions. [2023-11-19 02:47:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 145 transitions. [2023-11-19 02:47:52,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 02:47:52,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:52,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:53,084 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 140 states and 150 transitions. [2023-11-19 02:47:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 150 transitions. [2023-11-19 02:47:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 02:47:53,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-19 02:47:54,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 147 states and 158 transitions. [2023-11-19 02:47:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2023-11-19 02:47:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 02:47:54,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:54,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:55,559 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:56,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:56,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 152 states and 163 transitions. [2023-11-19 02:47:56,186 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2023-11-19 02:47:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-19 02:47:56,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:56,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:56,677 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:57,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 157 states and 168 transitions. [2023-11-19 02:47:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 168 transitions. [2023-11-19 02:47:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 02:47:57,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:57,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 236 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2023-11-19 02:47:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:58,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 164 states and 176 transitions. [2023-11-19 02:47:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 176 transitions. [2023-11-19 02:47:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 02:47:58,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:58,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:59,467 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:00,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 169 states and 181 transitions. [2023-11-19 02:48:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 181 transitions. [2023-11-19 02:48:00,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 02:48:00,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:00,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-19 02:48:01,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 176 states and 189 transitions. [2023-11-19 02:48:01,777 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 189 transitions. [2023-11-19 02:48:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 02:48:01,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:01,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:02,363 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:03,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:03,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 181 states and 194 transitions. [2023-11-19 02:48:03,096 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 194 transitions. [2023-11-19 02:48:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-19 02:48:03,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:03,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 912 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 186 states and 199 transitions. [2023-11-19 02:48:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 199 transitions. [2023-11-19 02:48:04,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 02:48:04,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:04,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-19 02:48:06,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:06,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 193 states and 207 transitions. [2023-11-19 02:48:06,290 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 207 transitions. [2023-11-19 02:48:06,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 02:48:06,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:06,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:06,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 1010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:07,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 198 states and 212 transitions. [2023-11-19 02:48:07,796 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 212 transitions. [2023-11-19 02:48:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-11-19 02:48:07,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:07,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:08,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 0 proven. 1113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 203 states and 217 transitions. [2023-11-19 02:48:09,286 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 217 transitions. [2023-11-19 02:48:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-19 02:48:09,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:09,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 0 proven. 440 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2023-11-19 02:48:11,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 210 states and 225 transitions. [2023-11-19 02:48:11,268 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 225 transitions. [2023-11-19 02:48:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 02:48:11,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:11,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 0 proven. 1221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:12,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:12,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 215 states and 230 transitions. [2023-11-19 02:48:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 230 transitions. [2023-11-19 02:48:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 02:48:12,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:12,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:13,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 0 proven. 1334 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:14,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 220 states and 235 transitions. [2023-11-19 02:48:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2023-11-19 02:48:14,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-11-19 02:48:14,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:14,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 522 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-19 02:48:16,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 227 states and 243 transitions. [2023-11-19 02:48:16,664 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 243 transitions. [2023-11-19 02:48:16,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 02:48:16,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:16,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:17,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 0 proven. 1452 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:18,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:18,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 232 states and 248 transitions. [2023-11-19 02:48:18,521 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 248 transitions. [2023-11-19 02:48:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 02:48:18,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:18,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1094 backedges. 0 proven. 611 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2023-11-19 02:48:20,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 239 states and 256 transitions. [2023-11-19 02:48:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 256 transitions. [2023-11-19 02:48:20,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 02:48:20,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:20,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat