./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Stockholm-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/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_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Stockholm-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0690e5781abea147059c8c3687dc0be9b462edcdf26c7ee50864c7e6884a231b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:14:07,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:07,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:14:07,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:14:07,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:14:07,844 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:07,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:07,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:07,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:07,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:07,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:07,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:07,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:14:07,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:07,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:07,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:07,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:07,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:07,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:07,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:07,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:07,869 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:07,869 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:07,869 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:07,870 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:07,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:07,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:07,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:07,871 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:07,872 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:14:07,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:14:07,873 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:07,873 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_d6c726e4-2d83-4258-8079-6760908b8c4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0690e5781abea147059c8c3687dc0be9b462edcdf26c7ee50864c7e6884a231b [2023-11-19 03:14:08,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:08,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:08,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:08,204 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:08,205 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:08,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-crafted/Stockholm-1.c [2023-11-19 03:14:11,342 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:11,572 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:11,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/sv-benchmarks/c/termination-crafted/Stockholm-1.c [2023-11-19 03:14:11,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/data/186080c2c/db9c56e19cfc46ac8451e0d9a878c5ac/FLAG5921bc5ab [2023-11-19 03:14:11,605 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/data/186080c2c/db9c56e19cfc46ac8451e0d9a878c5ac [2023-11-19 03:14:11,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:11,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:11,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:11,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:11,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:11,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627aedd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11, skipping insertion in model container [2023-11-19 03:14:11,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,650 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:14:11,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:11,790 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:14:11,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:14:11,813 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:14:11,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11 WrapperNode [2023-11-19 03:14:11,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:11,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:11,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:14:11,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:14:11,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,844 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 40 [2023-11-19 03:14:11,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:14:11,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:14:11,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:14:11,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:14:11,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,856 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,858 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:14:11,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:14:11,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:14:11,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:14:11,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:11" (1/1) ... [2023-11-19 03:14:11,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:11,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:14:11,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:14:11,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6c726e4-2d83-4258-8079-6760908b8c4a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:14:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:14:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:14:12,015 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:14:12,017 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:14:12,132 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:14:12,150 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:14:12,150 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:14:12,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:12 BoogieIcfgContainer [2023-11-19 03:14:12,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:14:12,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:14:12,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:14:12,185 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:14:12,186 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:14:12" (1/1) ... [2023-11-19 03:14:12,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:14:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:12,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-19 03:14:12,282 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-19 03:14:12,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:14:12,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:12,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:12,505 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 03:14:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2023-11-19 03:14:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2023-11-19 03:14:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:14:12,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:12,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:12,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:12,674 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 03:14:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-19 03:14:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-19 03:14:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:14:12,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:12,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:12,971 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 03:14:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2023-11-19 03:14:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2023-11-19 03:14:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:14:13,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:13,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:13,469 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 03:14:14,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:14,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-19 03:14:14,098 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-19 03:14:14,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:14:14,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:14,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:14,147 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 03:14:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:14,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-19 03:14:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-19 03:14:14,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:14:14,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:14,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:14,358 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 03:14:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2023-11-19 03:14:14,575 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2023-11-19 03:14:14,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:14:14,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:14,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:14,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:15,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2023-11-19 03:14:15,472 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2023-11-19 03:14:15,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:14:15,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:15,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:15,622 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 03:14:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2023-11-19 03:14:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2023-11-19 03:14:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:14:16,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:16,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:14:17,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2023-11-19 03:14:17,678 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2023-11-19 03:14:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:14:17,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:17,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:17,854 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 110 transitions. [2023-11-19 03:14:20,405 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2023-11-19 03:14:20,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:14:20,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:20,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 115 transitions. [2023-11-19 03:14:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 115 transitions. [2023-11-19 03:14:21,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:14:21,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:21,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 87 states and 151 transitions. [2023-11-19 03:14:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 151 transitions. [2023-11-19 03:14:25,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:14:25,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:25,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:25,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 91 states and 158 transitions. [2023-11-19 03:14:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 158 transitions. [2023-11-19 03:14:26,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:14:26,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:26,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:27,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:27,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 95 states and 167 transitions. [2023-11-19 03:14:27,619 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 167 transitions. [2023-11-19 03:14:27,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:14:27,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:27,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:28,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:28,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 98 states and 172 transitions. [2023-11-19 03:14:28,161 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 172 transitions. [2023-11-19 03:14:28,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:14:28,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:28,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:28,193 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:14:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 100 states and 175 transitions. [2023-11-19 03:14:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 175 transitions. [2023-11-19 03:14:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:14:28,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:28,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:28,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:34,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:34,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 118 states and 212 transitions. [2023-11-19 03:14:34,295 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 212 transitions. [2023-11-19 03:14:34,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:14:34,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:34,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:35,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:35,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 121 states and 218 transitions. [2023-11-19 03:14:35,402 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 218 transitions. [2023-11-19 03:14:35,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:14:35,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:35,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:35,491 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:36,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 126 states and 226 transitions. [2023-11-19 03:14:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 226 transitions. [2023-11-19 03:14:36,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:14:36,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:36,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:36,857 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 132 states and 233 transitions. [2023-11-19 03:14:37,703 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 233 transitions. [2023-11-19 03:14:37,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:14:37,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:37,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:37,769 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 134 states and 235 transitions. [2023-11-19 03:14:38,213 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 235 transitions. [2023-11-19 03:14:38,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:14:38,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:38,244 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:39,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:39,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 138 states and 240 transitions. [2023-11-19 03:14:39,293 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 240 transitions. [2023-11-19 03:14:39,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:14:39,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:39,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:40,015 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 03:14:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:46,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 160 states and 294 transitions. [2023-11-19 03:14:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 294 transitions. [2023-11-19 03:14:46,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:14:46,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:46,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:46,983 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 03:14:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:50,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 172 states and 317 transitions. [2023-11-19 03:14:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 317 transitions. [2023-11-19 03:14:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:14:50,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:50,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:50,859 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 03:14:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 174 states and 320 transitions. [2023-11-19 03:14:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 320 transitions. [2023-11-19 03:14:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:14:51,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:51,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:51,813 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 03:14:52,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:52,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 176 states and 324 transitions. [2023-11-19 03:14:52,364 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2023-11-19 03:14:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:14:52,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:52,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:52,417 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 03:14:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:54,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 181 states and 332 transitions. [2023-11-19 03:14:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 332 transitions. [2023-11-19 03:14:54,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:14:54,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:54,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:54,831 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 183 states and 336 transitions. [2023-11-19 03:14:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 336 transitions. [2023-11-19 03:14:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:14:55,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:55,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:55,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:55,528 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:57,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:57,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 188 states and 347 transitions. [2023-11-19 03:14:57,531 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 347 transitions. [2023-11-19 03:14:57,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:14:57,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:57,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:58,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:58,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 190 states and 348 transitions. [2023-11-19 03:14:58,215 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 348 transitions. [2023-11-19 03:14:58,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:14:58,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:58,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:58,249 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:58,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 192 states and 350 transitions. [2023-11-19 03:14:58,896 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 350 transitions. [2023-11-19 03:14:58,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:14:58,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:58,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 03:14:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:59,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 194 states and 352 transitions. [2023-11-19 03:14:59,618 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 352 transitions. [2023-11-19 03:14:59,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:14:59,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:59,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.