./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested3-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/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_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ed8e064f31e82b4c33cb383334d25637eef982ae8d5b8603579b97c7fdfe808e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:04,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:04,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:04:04,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:04,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:04,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:04,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:04,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:04,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:04,475 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:04,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:04,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:04,477 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:04,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:04,478 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:04,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:04,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:04,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:04,480 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:04,481 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:04,481 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:04,482 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:04,483 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:04,483 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:04,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:04,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:04,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:04,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:04,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:04,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:04,487 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:04,487 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:04,488 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:04,488 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_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed8e064f31e82b4c33cb383334d25637eef982ae8d5b8603579b97c7fdfe808e [2023-11-19 04:04:04,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:04,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:04,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:04,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:04,831 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:04,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2023-11-19 04:04:07,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:08,051 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:08,052 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2023-11-19 04:04:08,060 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/data/00fd27aeb/f97723f2806d4650a58e5e7ad3946f61/FLAG501be617c [2023-11-19 04:04:08,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/data/00fd27aeb/f97723f2806d4650a58e5e7ad3946f61 [2023-11-19 04:04:08,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:08,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:08,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:08,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:08,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:08,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41627d9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08, skipping insertion in model container [2023-11-19 04:04:08,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,115 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:08,303 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/sv-benchmarks/c/loops-crafted-1/nested3-1.c[321,334] [2023-11-19 04:04:08,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:08,330 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:08,339 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/sv-benchmarks/c/loops-crafted-1/nested3-1.c[321,334] [2023-11-19 04:04:08,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:08,356 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:08,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08 WrapperNode [2023-11-19 04:04:08,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:08,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:08,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:08,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:08,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,393 INFO L138 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-11-19 04:04:08,394 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:08,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:08,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:08,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:08,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,406 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,406 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,414 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,417 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:08,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:08,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:08,418 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:08,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:08,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:08,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:08,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3e1232-0d5b-4c1e-a394-ea210f99bb64/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:08,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:08,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:08,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:04:08,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:04:08,569 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:08,571 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:08,714 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:08,740 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:08,741 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:04:08,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:08 BoogieIcfgContainer [2023-11-19 04:04:08,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:08,747 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:08,747 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:08,767 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:08,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:08" (1/1) ... [2023-11-19 04:04:08,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:04:08,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-11-19 04:04:08,862 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-11-19 04:04:08,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:04:08,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:08,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:09,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2023-11-19 04:04:09,117 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2023-11-19 04:04:09,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:04:09,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:09,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-19 04:04:09,296 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-19 04:04:09,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:04:09,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-19 04:04:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-19 04:04:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:04:09,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-19 04:04:09,636 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-19 04:04:09,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:04:09,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:09,783 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 04:04:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 04:04:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 04:04:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:04:09,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:09,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:10,016 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-19 04:04:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-19 04:04:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:04:10,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:10,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:10,281 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:10,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-19 04:04:10,376 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-19 04:04:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:04:10,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:10,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:10,617 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:10,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-19 04:04:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-19 04:04:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:04:10,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:10,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:10,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:10,955 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-11-19 04:04:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-11-19 04:04:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:04:11,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,314 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-19 04:04:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-19 04:04:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:04:11,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:11,816 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:11,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-19 04:04:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-19 04:04:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:04:11,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:12,270 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:12,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-19 04:04:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-19 04:04:12,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:04:12,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:12,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:12,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-11-19 04:04:12,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-19 04:04:12,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:04:12,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:12,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:13,228 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:13,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:13,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-19 04:04:13,353 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-19 04:04:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:04:13,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:13,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:13,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:13,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-19 04:04:13,872 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-19 04:04:13,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:04:13,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:13,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:14,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-19 04:04:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-19 04:04:14,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:04:14,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:14,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:14,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:15,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:15,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-19 04:04:15,071 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-19 04:04:15,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:04:15,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:15,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:15,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:15,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-19 04:04:15,764 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-19 04:04:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:04:15,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:15,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:16,299 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-19 04:04:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-19 04:04:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:04:16,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:16,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:17,062 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:17,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-19 04:04:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-19 04:04:17,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:04:17,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:17,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:17,874 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-19 04:04:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-19 04:04:18,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:04:18,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:18,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:18,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:19,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:19,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-19 04:04:19,059 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-19 04:04:19,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:04:19,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:19,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:20,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-19 04:04:20,182 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-19 04:04:20,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:04:20,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:20,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:21,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-19 04:04:21,317 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-19 04:04:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:04:21,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:21,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:22,334 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:22,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2023-11-19 04:04:22,526 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-19 04:04:22,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:04:22,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:22,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:23,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:23,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-19 04:04:23,762 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-19 04:04:23,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:04:23,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:23,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:25,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:25,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-19 04:04:25,010 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-19 04:04:25,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:04:25,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:25,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:26,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-11-19 04:04:26,361 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-19 04:04:26,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:04:26,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:26,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:26,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:27,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:27,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2023-11-19 04:04:27,700 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2023-11-19 04:04:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:04:27,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:27,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:28,887 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:29,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-11-19 04:04:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-11-19 04:04:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:04:29,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:29,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:30,422 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:30,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:30,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2023-11-19 04:04:30,639 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-19 04:04:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 04:04:30,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:30,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:30,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:31,954 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:32,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2023-11-19 04:04:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-19 04:04:32,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 04:04:32,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:32,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:33,441 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2023-11-19 04:04:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2023-11-19 04:04:33,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 04:04:33,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:33,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:34,973 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:35,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2023-11-19 04:04:35,192 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2023-11-19 04:04:35,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:04:35,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:35,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:36,652 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:36,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2023-11-19 04:04:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2023-11-19 04:04:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 04:04:36,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:36,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:38,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2023-11-19 04:04:38,701 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2023-11-19 04:04:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 04:04:38,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:38,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:38,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:40,338 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:40,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2023-11-19 04:04:40,622 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-19 04:04:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 04:04:40,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:40,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:40,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:42,512 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:42,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:42,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2023-11-19 04:04:42,802 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2023-11-19 04:04:42,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 04:04:42,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:42,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:44,645 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:44,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2023-11-19 04:04:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2023-11-19 04:04:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 04:04:44,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:44,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:46,753 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:47,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2023-11-19 04:04:47,058 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2023-11-19 04:04:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:04:47,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:47,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:49,069 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:49,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2023-11-19 04:04:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2023-11-19 04:04:49,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 04:04:49,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:49,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:49,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2023-11-19 04:04:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2023-11-19 04:04:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 04:04:51,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:04:53,846 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:04:54,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:04:54,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 60 states and 66 transitions. [2023-11-19 04:04:54,112 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2023-11-19 04:04:54,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:04:54,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:04:54,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:04:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat