./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/in-de62.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/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_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/in-de62.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:48:19,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:19,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:48:19,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:48:19,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:48:19,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:19,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:48:19,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:48:19,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:19,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:19,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:19,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:48:19,515 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:19,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:19,517 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:19,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:19,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:48:19,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:19,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:48:19,519 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:19,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:48:19,520 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:19,521 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:19,521 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:19,522 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:19,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:19,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:19,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:19,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:19,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:48:19,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:48:19,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:48:19,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:48:19,527 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_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9532d8dfc4a0a0cd7c7b5fdf45ac6c04e52382fa165e3cc41d86867bc75adf [2023-11-19 02:48:19,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:19,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:19,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:19,892 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:19,892 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:19,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loops-crafted-1/in-de62.c [2023-11-19 02:48:22,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:23,192 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:23,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/sv-benchmarks/c/loops-crafted-1/in-de62.c [2023-11-19 02:48:23,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/data/d799dae39/a5b0794eeb9141e5ba487bf81ce3c08f/FLAG8d96561dc [2023-11-19 02:48:23,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/data/d799dae39/a5b0794eeb9141e5ba487bf81ce3c08f [2023-11-19 02:48:23,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:23,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:23,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:23,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:23,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:23,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6d2208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23, skipping insertion in model container [2023-11-19 02:48:23,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:23,538 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2023-11-19 02:48:23,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:23,572 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:23,587 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/sv-benchmarks/c/loops-crafted-1/in-de62.c[368,381] [2023-11-19 02:48:23,603 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:23,619 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:23,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23 WrapperNode [2023-11-19 02:48:23,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:23,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:23,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:23,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:23,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,669 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 85 [2023-11-19 02:48:23,670 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:23,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:23,671 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:23,671 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:23,681 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:23,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:23,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:23,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:23,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:23" (1/1) ... [2023-11-19 02:48:23,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:23,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:23,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:23,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bee2fee-106c-4cf8-bb45-fe3f071b00a6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:23,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:23,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:23,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:48:23,889 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:23,891 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:24,048 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:24,080 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:24,081 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:48:24,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:24 BoogieIcfgContainer [2023-11-19 02:48:24,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:24,086 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:24,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:24,097 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:24,098 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:24" (1/1) ... [2023-11-19 02:48:24,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:48:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2023-11-19 02:48:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2023-11-19 02:48:24,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:48:24,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-19 02:48:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-19 02:48:24,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:24,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:24,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:24,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-19 02:48:25,021 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-19 02:48:25,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:48:25,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2023-11-19 02:48:25,452 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2023-11-19 02:48:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:48:25,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:25,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:48:26,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2023-11-19 02:48:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2023-11-19 02:48:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:26,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:26,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:26,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 29 states and 54 transitions. [2023-11-19 02:48:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 54 transitions. [2023-11-19 02:48:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:48:26,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:26,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:27,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 30 states and 56 transitions. [2023-11-19 02:48:27,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 56 transitions. [2023-11-19 02:48:27,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:27,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:27,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 31 states and 58 transitions. [2023-11-19 02:48:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 58 transitions. [2023-11-19 02:48:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:27,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 33 states and 63 transitions. [2023-11-19 02:48:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2023-11-19 02:48:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:48:27,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:27,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:27,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:28,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:28,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 36 states and 71 transitions. [2023-11-19 02:48:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 71 transitions. [2023-11-19 02:48:28,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:28,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:28,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:29,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:29,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:29,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 37 states and 73 transitions. [2023-11-19 02:48:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 73 transitions. [2023-11-19 02:48:29,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:29,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:29,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:30,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 39 states and 77 transitions. [2023-11-19 02:48:30,110 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2023-11-19 02:48:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:30,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 44 states and 90 transitions. [2023-11-19 02:48:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 90 transitions. [2023-11-19 02:48:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:30,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:30,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:31,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:31,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 51 states and 112 transitions. [2023-11-19 02:48:31,861 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 112 transitions. [2023-11-19 02:48:31,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:48:31,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:31,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:31,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:32,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 53 states and 114 transitions. [2023-11-19 02:48:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 114 transitions. [2023-11-19 02:48:32,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:32,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:32,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:32,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 116 transitions. [2023-11-19 02:48:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 116 transitions. [2023-11-19 02:48:32,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:32,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:32,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:34,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 131 transitions. [2023-11-19 02:48:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 131 transitions. [2023-11-19 02:48:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:34,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:34,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:34,464 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2023-11-19 02:48:35,185 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2023-11-19 02:48:35,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:35,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:35,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:35,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 62 states and 137 transitions. [2023-11-19 02:48:35,934 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 137 transitions. [2023-11-19 02:48:35,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:48:35,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:35,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:37,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 68 states and 146 transitions. [2023-11-19 02:48:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 146 transitions. [2023-11-19 02:48:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:37,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:38,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 69 states and 148 transitions. [2023-11-19 02:48:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 148 transitions. [2023-11-19 02:48:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:38,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:38,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:38,536 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 71 states and 152 transitions. [2023-11-19 02:48:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 152 transitions. [2023-11-19 02:48:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:39,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:39,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:48:40,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:40,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 74 states and 158 transitions. [2023-11-19 02:48:40,359 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 158 transitions. [2023-11-19 02:48:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:40,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:40,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:40,439 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 78 states and 168 transitions. [2023-11-19 02:48:42,498 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2023-11-19 02:48:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:42,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:42,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:43,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 82 states and 175 transitions. [2023-11-19 02:48:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 175 transitions. [2023-11-19 02:48:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:48:43,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:43,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:44,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:44,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 87 states and 182 transitions. [2023-11-19 02:48:44,399 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 182 transitions. [2023-11-19 02:48:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:44,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:44,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:44,765 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:45,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:45,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 88 states and 184 transitions. [2023-11-19 02:48:45,328 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 184 transitions. [2023-11-19 02:48:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:45,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:45,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 188 transitions. [2023-11-19 02:48:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 188 transitions. [2023-11-19 02:48:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:46,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:46,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:48:48,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 95 states and 206 transitions. [2023-11-19 02:48:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 206 transitions. [2023-11-19 02:48:48,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:48,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:48,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:48:49,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:49,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 96 states and 208 transitions. [2023-11-19 02:48:49,336 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 208 transitions. [2023-11-19 02:48:49,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:49,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:49,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:49,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:49,408 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:50,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 97 states and 211 transitions. [2023-11-19 02:48:50,032 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 211 transitions. [2023-11-19 02:48:50,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:50,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:50,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:48:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2023-11-19 02:48:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2023-11-19 02:48:50,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:48:50,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:50,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:50,876 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:48:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 97 states and 209 transitions. [2023-11-19 02:48:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 209 transitions. [2023-11-19 02:48:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:52,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:52,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:53,309 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2023-11-19 02:48:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2023-11-19 02:48:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:54,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:54,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:54,321 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 100 states and 216 transitions. [2023-11-19 02:48:55,796 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 216 transitions. [2023-11-19 02:48:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:55,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:55,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:55,863 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:48:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:56,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 101 states and 220 transitions. [2023-11-19 02:48:56,459 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 220 transitions. [2023-11-19 02:48:56,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:48:56,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:56,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:56,546 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:48:57,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:57,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 102 states and 220 transitions. [2023-11-19 02:48:57,042 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 220 transitions. [2023-11-19 02:48:57,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:57,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:57,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:57,471 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:58,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:58,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 103 states and 222 transitions. [2023-11-19 02:48:58,202 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 222 transitions. [2023-11-19 02:48:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:58,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:58,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:58,467 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:48:59,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 105 states and 227 transitions. [2023-11-19 02:48:59,943 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 227 transitions. [2023-11-19 02:48:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:48:59,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:49:03,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:03,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 111 states and 249 transitions. [2023-11-19 02:49:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 249 transitions. [2023-11-19 02:49:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:03,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:03,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:03,443 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:49:04,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:04,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 113 states and 254 transitions. [2023-11-19 02:49:04,600 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 254 transitions. [2023-11-19 02:49:04,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:04,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:04,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:49:05,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 114 states and 254 transitions. [2023-11-19 02:49:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 254 transitions. [2023-11-19 02:49:05,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:05,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,251 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:49:05,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 115 states and 254 transitions. [2023-11-19 02:49:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 254 transitions. [2023-11-19 02:49:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:05,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:05,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:49:06,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 114 states and 250 transitions. [2023-11-19 02:49:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 250 transitions. [2023-11-19 02:49:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:06,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:06,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:06,451 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:49:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 119 states and 260 transitions. [2023-11-19 02:49:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 260 transitions. [2023-11-19 02:49:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:08,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:08,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:08,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:08,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:49:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:09,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 123 states and 270 transitions. [2023-11-19 02:49:09,711 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 270 transitions. [2023-11-19 02:49:09,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:09,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:09,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:10,039 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:49:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:49:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 126 states and 273 transitions. [2023-11-19 02:49:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 273 transitions. [2023-11-19 02:49:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:49:11,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:49:11,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:49:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:49:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.