./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC --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 fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:48,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:48,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:08:48,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:48,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:48,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:48,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:08:48,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:08:48,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:48,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:48,798 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:48,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:08:48,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:48,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:48,800 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:08:48,801 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:48,801 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:08:48,802 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:08:48,803 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:48,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:08:48,804 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:48,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:48,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:48,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:48,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:48,807 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:48,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:48,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:48,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:08:48,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:48,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:48,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:08:48,811 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_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb567b374acd8bb9754dd21f812a202296c7800faf8be127cd0c1294b076cd75 [2023-11-23 20:08:49,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:49,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:49,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:49,141 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:49,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:49,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2023-11-23 20:08:52,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:52,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:52,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-1.c [2023-11-23 20:08:52,701 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/data/048efea55/472287a88bc1498b98411779c7086987/FLAG3dfd0be0e [2023-11-23 20:08:52,715 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/data/048efea55/472287a88bc1498b98411779c7086987 [2023-11-23 20:08:52,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:52,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:52,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:52,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:52,726 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:52,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:52,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ecf69a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52, skipping insertion in model container [2023-11-23 20:08:52,728 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:52,762 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:52,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:52,943 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:52,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:52,973 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:52,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52 WrapperNode [2023-11-23 20:08:52,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:52,975 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:52,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:52,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:52,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:52,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,008 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 62 [2023-11-23 20:08:53,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:53,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:53,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:53,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:53,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,035 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:53,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:53,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:53,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:53,038 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:53,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:53,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:53,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:53,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a9175c-f443-4641-8229-689b45f0ea09/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:53,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:53,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:53,200 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:53,202 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:53,339 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:53,370 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:53,370 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:08:53,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:53 BoogieIcfgContainer [2023-11-23 20:08:53,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:53,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:53,373 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:53,384 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:53,384 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:53" (1/1) ... [2023-11-23 20:08:53,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2023-11-23 20:08:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2023-11-23 20:08:53,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:08:53,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-23 20:08:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-23 20:08:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:08:53,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-23 20:08:53,890 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-23 20:08:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:08:53,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2023-11-23 20:08:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2023-11-23 20:08:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:08:54,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2023-11-23 20:08:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2023-11-23 20:08:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:54,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2023-11-23 20:08:54,955 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2023-11-23 20:08:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:08:54,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:55,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2023-11-23 20:08:55,678 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2023-11-23 20:08:55,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:08:55,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 48 states and 84 transitions. [2023-11-23 20:08:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 84 transitions. [2023-11-23 20:08:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:55,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:56,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 52 states and 95 transitions. [2023-11-23 20:08:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 95 transitions. [2023-11-23 20:08:56,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:56,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:08:56,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2023-11-23 20:08:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2023-11-23 20:08:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:08:56,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 59 states and 109 transitions. [2023-11-23 20:08:57,051 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 109 transitions. [2023-11-23 20:08:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:57,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 63 states and 117 transitions. [2023-11-23 20:08:57,413 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 117 transitions. [2023-11-23 20:08:57,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:57,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 70 states and 132 transitions. [2023-11-23 20:08:58,225 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2023-11-23 20:08:58,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:58,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:08:58,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2023-11-23 20:08:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2023-11-23 20:08:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:58,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:59,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 79 states and 152 transitions. [2023-11-23 20:08:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 152 transitions. [2023-11-23 20:08:59,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:59,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:08:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2023-11-23 20:08:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2023-11-23 20:08:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:59,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:00,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:00,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 83 states and 155 transitions. [2023-11-23 20:09:00,123 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 155 transitions. [2023-11-23 20:09:00,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:00,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:00,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:01,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2023-11-23 20:09:01,081 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2023-11-23 20:09:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:01,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:01,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:01,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:01,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 91 states and 179 transitions. [2023-11-23 20:09:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 179 transitions. [2023-11-23 20:09:01,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:09:01,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:01,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,350 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:01,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:01,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2023-11-23 20:09:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2023-11-23 20:09:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:01,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:01,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:09:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:03,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 106 states and 219 transitions. [2023-11-23 20:09:03,997 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 219 transitions. [2023-11-23 20:09:03,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:03,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:03,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:09:04,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 107 states and 220 transitions. [2023-11-23 20:09:04,258 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 220 transitions. [2023-11-23 20:09:04,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:04,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:04,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:09:04,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:04,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 111 states and 227 transitions. [2023-11-23 20:09:04,886 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 227 transitions. [2023-11-23 20:09:04,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:04,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:04,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:09:05,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 115 states and 237 transitions. [2023-11-23 20:09:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 237 transitions. [2023-11-23 20:09:05,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:05,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:05,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:05,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:06,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 118 states and 246 transitions. [2023-11-23 20:09:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 246 transitions. [2023-11-23 20:09:06,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:06,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:06,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:06,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:06,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 120 states and 250 transitions. [2023-11-23 20:09:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 250 transitions. [2023-11-23 20:09:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:06,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:06,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:06,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:08,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 124 states and 263 transitions. [2023-11-23 20:09:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 263 transitions. [2023-11-23 20:09:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:09:08,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:08,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:08,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:08,110 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:09:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 128 states and 273 transitions. [2023-11-23 20:09:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 273 transitions. [2023-11-23 20:09:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:09:08,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:10,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 132 states and 280 transitions. [2023-11-23 20:09:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 280 transitions. [2023-11-23 20:09:10,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:10,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:09:10,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 134 states and 281 transitions. [2023-11-23 20:09:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 281 transitions. [2023-11-23 20:09:10,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:10,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:12,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 139 states and 299 transitions. [2023-11-23 20:09:12,565 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 299 transitions. [2023-11-23 20:09:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:12,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:09:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 144 states and 310 transitions. [2023-11-23 20:09:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 310 transitions. [2023-11-23 20:09:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:13,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:13,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:14,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 147 states and 316 transitions. [2023-11-23 20:09:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 316 transitions. [2023-11-23 20:09:14,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:14,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:09:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 148 states and 317 transitions. [2023-11-23 20:09:14,899 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 317 transitions. [2023-11-23 20:09:14,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:14,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:14,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:09:15,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:15,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 148 states and 316 transitions. [2023-11-23 20:09:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 316 transitions. [2023-11-23 20:09:15,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:15,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:15,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:15,362 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:09:16,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:16,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 151 states and 324 transitions. [2023-11-23 20:09:16,173 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 324 transitions. [2023-11-23 20:09:16,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:16,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:16,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 152 states and 326 transitions. [2023-11-23 20:09:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 326 transitions. [2023-11-23 20:09:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:16,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:16,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:09:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 158 states and 340 transitions. [2023-11-23 20:09:18,286 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 340 transitions. [2023-11-23 20:09:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:18,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:09:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 160 states and 341 transitions. [2023-11-23 20:09:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 341 transitions. [2023-11-23 20:09:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:18,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:09:18,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 161 states and 343 transitions. [2023-11-23 20:09:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 343 transitions. [2023-11-23 20:09:18,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:18,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:19,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 165 states and 349 transitions. [2023-11-23 20:09:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 349 transitions. [2023-11-23 20:09:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:19,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:19,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,850 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:09:20,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 167 states and 350 transitions. [2023-11-23 20:09:20,271 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 350 transitions. [2023-11-23 20:09:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:20,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,287 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:09:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 169 states and 354 transitions. [2023-11-23 20:09:20,655 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 354 transitions. [2023-11-23 20:09:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:20,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:20,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:20,906 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:22,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 175 states and 385 transitions. [2023-11-23 20:09:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 385 transitions. [2023-11-23 20:09:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:09:22,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:22,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:22,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:09:23,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:23,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 177 states and 388 transitions. [2023-11-23 20:09:23,680 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 388 transitions. [2023-11-23 20:09:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:23,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:23,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,697 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-23 20:09:24,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 179 states and 393 transitions. [2023-11-23 20:09:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 393 transitions. [2023-11-23 20:09:24,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:24,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:09:24,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:24,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 180 states and 394 transitions. [2023-11-23 20:09:24,442 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 394 transitions. [2023-11-23 20:09:24,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:24,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:24,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:24,764 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:09:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 198 states and 442 transitions. [2023-11-23 20:09:30,033 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 442 transitions. [2023-11-23 20:09:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:30,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:09:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 202 states and 455 transitions. [2023-11-23 20:09:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 455 transitions. [2023-11-23 20:09:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:30,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-23 20:09:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 204 states and 456 transitions. [2023-11-23 20:09:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 456 transitions. [2023-11-23 20:09:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:31,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:31,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:09:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:31,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 205 states and 456 transitions. [2023-11-23 20:09:31,510 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 456 transitions. [2023-11-23 20:09:31,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:31,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:31,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,527 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-23 20:09:32,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 205 states and 454 transitions. [2023-11-23 20:09:32,579 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 454 transitions. [2023-11-23 20:09:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:32,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:09:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:33,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 209 states and 462 transitions. [2023-11-23 20:09:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 462 transitions. [2023-11-23 20:09:33,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:33,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:33,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:33,609 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-23 20:09:34,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 216 states and 472 transitions. [2023-11-23 20:09:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 472 transitions. [2023-11-23 20:09:34,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:34,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:09:36,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 220 states and 483 transitions. [2023-11-23 20:09:36,161 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 483 transitions. [2023-11-23 20:09:36,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:36,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:09:36,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:36,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 221 states and 484 transitions. [2023-11-23 20:09:36,603 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 484 transitions. [2023-11-23 20:09:36,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:36,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:36,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:09:38,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:38,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 223 states and 490 transitions. [2023-11-23 20:09:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 490 transitions. [2023-11-23 20:09:38,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:38,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:38,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:38,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-23 20:09:38,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:38,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 223 states and 488 transitions. [2023-11-23 20:09:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 488 transitions. [2023-11-23 20:09:38,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:38,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:38,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:38,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:39,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:39,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 224 states and 488 transitions. [2023-11-23 20:09:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 488 transitions. [2023-11-23 20:09:39,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:39,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:39,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:41,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 231 states and 500 transitions. [2023-11-23 20:09:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 500 transitions. [2023-11-23 20:09:41,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:41,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,291 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-23 20:09:41,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 233 states and 502 transitions. [2023-11-23 20:09:41,872 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 502 transitions. [2023-11-23 20:09:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:41,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:41,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.