./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-crafted/xor5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/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_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/xor5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/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 32bit --witnessprinter.graph.data.programhash a4ee2cdc1f0cbbd62309a70b71e98ce771ffa71f4ebd85e731799a93fbbc3919 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:05:33,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:05:33,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:05:33,573 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:05:33,573 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:05:33,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:05:33,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:05:33,614 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:05:33,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:05:33,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:05:33,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:05:33,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:05:33,622 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:05:33,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:05:33,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:05:33,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:05:33,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:05:33,625 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:05:33,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:05:33,626 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:05:33,627 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:05:33,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:05:33,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:05:33,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:05:33,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:05:33,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:05:33,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:05:33,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:05:33,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:33,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:05:33,633 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:05:33,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:05:33,634 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:05:33,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:05:33,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:05:33,634 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_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ee2cdc1f0cbbd62309a70b71e98ce771ffa71f4ebd85e731799a93fbbc3919 [2023-11-19 04:05:34,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:05:34,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:05:34,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:05:34,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:05:34,047 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:05:34,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-crafted/xor5.i [2023-11-19 04:05:37,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:05:37,371 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:05:37,372 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/sv-benchmarks/c/array-crafted/xor5.i [2023-11-19 04:05:37,381 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/data/65c6ba5ab/f4dd02e7535c491cbc1dfafe3866d551/FLAGcc41cfe94 [2023-11-19 04:05:37,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/data/65c6ba5ab/f4dd02e7535c491cbc1dfafe3866d551 [2023-11-19 04:05:37,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:05:37,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:05:37,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:37,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:05:37,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:05:37,420 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,421 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7074159d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37, skipping insertion in model container [2023-11-19 04:05:37,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,448 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:05:37,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:37,700 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:05:37,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:05:37,772 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:05:37,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37 WrapperNode [2023-11-19 04:05:37,773 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:05:37,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:37,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:05:37,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:05:37,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,842 INFO L138 Inliner]: procedures = 16, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2023-11-19 04:05:37,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:05:37,843 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:05:37,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:05:37,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:05:37,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:05:37,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:05:37,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:05:37,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:05:37,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:05:37" (1/1) ... [2023-11-19 04:05:37,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:05:37,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:05:37,941 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:05:37,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f747c8b4-c4f5-4e6f-a42c-e094a76ebdbb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:05:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:05:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:05:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:05:38,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:05:38,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:05:38,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:05:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:05:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2023-11-19 04:05:38,006 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2023-11-19 04:05:38,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:05:38,101 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:05:38,103 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:05:38,335 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:38,484 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:38,484 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:05:38,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:38 BoogieIcfgContainer [2023-11-19 04:05:38,489 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:38,490 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:38,490 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:38,498 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:38,498 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:38" (1/1) ... [2023-11-19 04:05:38,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:38,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-19 04:05:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-19 04:05:38,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:05:38,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:38,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:38,882 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 04:05:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:38,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-19 04:05:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-19 04:05:38,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:05:38,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:38,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:39,023 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 04:05:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:39,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2023-11-19 04:05:39,053 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-19 04:05:39,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:39,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:39,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:39,213 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 04:05:39,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:39,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-19 04:05:39,303 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-19 04:05:39,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:05:39,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:39,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:39,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2023-11-19 04:05:39,586 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-11-19 04:05:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:05:39,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:39,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:39,741 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 04:05:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 49 states and 61 transitions. [2023-11-19 04:05:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2023-11-19 04:05:39,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:05:39,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:39,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-19 04:05:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 04:05:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:05:40,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:05:40,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2023-11-19 04:05:40,267 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-19 04:05:40,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:05:40,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-19 04:05:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-19 04:05:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:05:40,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2023-11-19 04:05:40,730 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2023-11-19 04:05:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:05:40,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:40,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:40,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:05:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-19 04:05:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-19 04:05:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:05:41,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 54 states and 64 transitions. [2023-11-19 04:05:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 64 transitions. [2023-11-19 04:05:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:05:41,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:41,685 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:05:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2023-11-19 04:05:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2023-11-19 04:05:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:05:41,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:41,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:05:42,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2023-11-19 04:05:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2023-11-19 04:05:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:05:42,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:42,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:42,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2023-11-19 04:05:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2023-11-19 04:05:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:05:42,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:42,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:43,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:05:43,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:43,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2023-11-19 04:05:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2023-11-19 04:05:43,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:43,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:43,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:43,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 04:05:45,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:45,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2023-11-19 04:05:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2023-11-19 04:05:45,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:45,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:45,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:45,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 68 states and 91 transitions. [2023-11-19 04:05:47,487 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 91 transitions. [2023-11-19 04:05:47,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:47,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:47,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:47,768 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 04:05:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2023-11-19 04:05:48,416 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2023-11-19 04:05:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:48,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:48,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 04:05:50,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-11-19 04:05:50,076 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-11-19 04:05:50,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:50,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:50,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 04:05:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2023-11-19 04:05:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2023-11-19 04:05:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:52,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:52,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:05:52,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2023-11-19 04:05:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2023-11-19 04:05:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:05:52,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:52,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 79 states and 109 transitions. [2023-11-19 04:05:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2023-11-19 04:05:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:05:53,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:53,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:53,935 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:05:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:55,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2023-11-19 04:05:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2023-11-19 04:05:55,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:05:55,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:55,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:55,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:05:58,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:58,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2023-11-19 04:05:58,071 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2023-11-19 04:05:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:05:58,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:58,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2023-11-19 04:06:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2023-11-19 04:06:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:06:00,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:00,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:06:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:03,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 134 transitions. [2023-11-19 04:06:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2023-11-19 04:06:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:06:03,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:03,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:04,026 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:04,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:04,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 98 states and 141 transitions. [2023-11-19 04:06:04,871 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2023-11-19 04:06:04,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:06:04,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:04,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:06,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 102 states and 149 transitions. [2023-11-19 04:06:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2023-11-19 04:06:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:06:06,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:06,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 04:06:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 102 states and 148 transitions. [2023-11-19 04:06:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 148 transitions. [2023-11-19 04:06:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:06:08,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:08,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 104 states and 149 transitions. [2023-11-19 04:06:10,419 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 149 transitions. [2023-11-19 04:06:10,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:06:10,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:10,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:10,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 105 states and 150 transitions. [2023-11-19 04:06:10,936 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 150 transitions. [2023-11-19 04:06:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:06:10,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:10,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:10,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 04:06:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 108 states and 155 transitions. [2023-11-19 04:06:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 155 transitions. [2023-11-19 04:06:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:06:12,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:12,354 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:12,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:12,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 156 transitions. [2023-11-19 04:06:12,945 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 156 transitions. [2023-11-19 04:06:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 04:06:12,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:12,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:13,337 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:06:14,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 112 states and 163 transitions. [2023-11-19 04:06:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 163 transitions. [2023-11-19 04:06:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:06:14,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 04:06:14,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:14,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 113 states and 166 transitions. [2023-11-19 04:06:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions. [2023-11-19 04:06:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:06:14,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:14,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-11-19 04:06:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 165 transitions. [2023-11-19 04:06:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 165 transitions. [2023-11-19 04:06:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:06:17,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:17,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:06:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 113 states and 164 transitions. [2023-11-19 04:06:19,715 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 164 transitions. [2023-11-19 04:06:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 04:06:19,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:19,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:20,637 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 21 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:06:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 125 states and 183 transitions. [2023-11-19 04:06:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 183 transitions. [2023-11-19 04:06:24,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:06:24,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:24,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:24,445 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 04:06:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:06:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 130 states and 187 transitions. [2023-11-19 04:06:25,556 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 187 transitions. [2023-11-19 04:06:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:06:25,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:06:25,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:06:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:06:25,688 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked.