./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi --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 40b578d2ddf68a49bc52037a6e4860a392bad1b49fc77d85682d536447864a03 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:05,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:06,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:06,081 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:06,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:06,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:06,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:06,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:06,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:06,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:06,127 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:06,128 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:06,128 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:06,130 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:06,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:06,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:06,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:06,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:06,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:06,133 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:06,134 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:06,134 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:06,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:06,135 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:06,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:06,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:06,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:06,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:06,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:06,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:06,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:06,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:06,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:06,140 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_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40b578d2ddf68a49bc52037a6e4860a392bad1b49fc77d85682d536447864a03 [2023-11-24 23:00:06,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:06,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:06,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:06,454 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:06,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:06,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2023-11-24 23:00:09,547 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:09,780 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:09,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i [2023-11-24 23:00:09,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/data/b428d6ce5/324445b37a4940609f6e4af4150213a6/FLAGaf29764a1 [2023-11-24 23:00:09,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/data/b428d6ce5/324445b37a4940609f6e4af4150213a6 [2023-11-24 23:00:09,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:09,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:09,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:09,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:09,829 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:09,830 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:09" (1/1) ... [2023-11-24 23:00:09,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58ec576e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:09, skipping insertion in model container [2023-11-24 23:00:09,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:09" (1/1) ... [2023-11-24 23:00:09,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:10,141 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_f44ab2c8-a0b7-4a24-8449-9425870cab66/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i[813,826] [2023-11-24 23:00:10,170 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:10,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:10,203 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_f44ab2c8-a0b7-4a24-8449-9425870cab66/sv-benchmarks/c/array-examples/sanfoundry_27_ground.i[813,826] [2023-11-24 23:00:10,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:10,244 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:10,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10 WrapperNode [2023-11-24 23:00:10,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:10,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:10,248 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:10,248 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:10,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,304 INFO L138 Inliner]: procedures = 16, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-24 23:00:10,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:10,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:10,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:10,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:10,316 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,325 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:10,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:10,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:10,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:10,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:10,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:10,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:10,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f44ab2c8-a0b7-4a24-8449-9425870cab66/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:10,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:00:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:00:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:00:10,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:10,508 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:10,510 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:10,682 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:10,751 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:10,751 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:00:10,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:10 BoogieIcfgContainer [2023-11-24 23:00:10,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:10,755 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:10,755 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:10,769 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:10,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:10" (1/1) ... [2023-11-24 23:00:10,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:10,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:10,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2023-11-24 23:00:10,845 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2023-11-24 23:00:10,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:10,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:10,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:11,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-24 23:00:11,219 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-24 23:00:11,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:00:11,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:11,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-24 23:00:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-24 23:00:11,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:00:11,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:00:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-24 23:00:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-24 23:00:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:00:11,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:00:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-24 23:00:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-24 23:00:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:00:11,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:11,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:00:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-24 23:00:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-24 23:00:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:00:12,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:12,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-11-24 23:00:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-11-24 23:00:12,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:00:12,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2023-11-24 23:00:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2023-11-24 23:00:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:00:12,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2023-11-24 23:00:12,564 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2023-11-24 23:00:12,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:00:12,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,705 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:12,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2023-11-24 23:00:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2023-11-24 23:00:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:00:12,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:12,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2023-11-24 23:00:12,999 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2023-11-24 23:00:13,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:00:13,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,135 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2023-11-24 23:00:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2023-11-24 23:00:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:00:13,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,369 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-24 23:00:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-24 23:00:13,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:00:13,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-24 23:00:13,754 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-24 23:00:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:13,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-24 23:00:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-24 23:00:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:00:14,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:14,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:14,290 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:14,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-24 23:00:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-24 23:00:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:00:14,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:14,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:14,651 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:14,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2023-11-24 23:00:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2023-11-24 23:00:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:00:14,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:15,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-11-24 23:00:15,127 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-11-24 23:00:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:00:15,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,351 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-11-24 23:00:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-11-24 23:00:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:00:15,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:15,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:15,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-24 23:00:15,799 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-24 23:00:15,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:00:15,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:15,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,005 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2023-11-24 23:00:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2023-11-24 23:00:16,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:00:16,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:16,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:16,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-11-24 23:00:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-24 23:00:16,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:00:16,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:16,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:16,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-24 23:00:16,896 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-24 23:00:16,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:00:16,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:16,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:17,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:17,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-24 23:00:17,313 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-24 23:00:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:00:17,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:17,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:17,641 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-24 23:00:17,786 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-24 23:00:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:00:17,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:17,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:17,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2023-11-24 23:00:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2023-11-24 23:00:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:00:18,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:18,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:18,563 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:18,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:18,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2023-11-24 23:00:18,707 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2023-11-24 23:00:18,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:00:18,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:18,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:19,023 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:19,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:19,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2023-11-24 23:00:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-24 23:00:19,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:00:19,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:19,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:19,528 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:19,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-24 23:00:19,689 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-24 23:00:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:00:19,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:19,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:20,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:20,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-11-24 23:00:20,206 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-11-24 23:00:20,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:00:20,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:20,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:20,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-24 23:00:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-24 23:00:20,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:00:20,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:20,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:21,185 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-24 23:00:21,367 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-24 23:00:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:00:21,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:21,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:21,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2023-11-24 23:00:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-11-24 23:00:21,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:00:21,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:21,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:22,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:22,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2023-11-24 23:00:22,546 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-11-24 23:00:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:00:22,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:22,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:23,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-24 23:00:23,251 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-24 23:00:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:00:23,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-24 23:00:24,021 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-24 23:00:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 23:00:24,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:24,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:24,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2023-11-24 23:00:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-24 23:00:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:00:24,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:24,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:25,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2023-11-24 23:00:25,483 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2023-11-24 23:00:25,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:00:25,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:25,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:25,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:26,002 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2023-11-24 23:00:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2023-11-24 23:00:26,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:00:26,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:26,826 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:27,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2023-11-24 23:00:27,061 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2023-11-24 23:00:27,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:00:27,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:27,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2023-11-24 23:00:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2023-11-24 23:00:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:00:27,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:27,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:28,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2023-11-24 23:00:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2023-11-24 23:00:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:00:28,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:28,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2023-11-24 23:00:29,736 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2023-11-24 23:00:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:00:29,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:29,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:29,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:30,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2023-11-24 23:00:30,623 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2023-11-24 23:00:30,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:00:30,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:30,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:30,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:31,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2023-11-24 23:00:31,571 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2023-11-24 23:00:31,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:00:31,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:31,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:32,193 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:32,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2023-11-24 23:00:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2023-11-24 23:00:32,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:00:32,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:32,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:33,171 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:33,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:33,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2023-11-24 23:00:33,416 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2023-11-24 23:00:33,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:00:33,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:33,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:33,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:34,235 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2023-11-24 23:00:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2023-11-24 23:00:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:00:34,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:34,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:35,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2023-11-24 23:00:35,525 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2023-11-24 23:00:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:00:35,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:35,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:36,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:36,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2023-11-24 23:00:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2023-11-24 23:00:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:00:36,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:36,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1087 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:37,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2023-11-24 23:00:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2023-11-24 23:00:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:00:37,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:37,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:38,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:38,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 60 states and 66 transitions. [2023-11-24 23:00:38,774 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2023-11-24 23:00:38,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:00:38,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:38,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:40,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 61 states and 67 transitions. [2023-11-24 23:00:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2023-11-24 23:00:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:00:40,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:40,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1231 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:41,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 62 states and 68 transitions. [2023-11-24 23:00:41,321 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2023-11-24 23:00:41,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:00:41,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:41,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:42,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 63 states and 69 transitions. [2023-11-24 23:00:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2023-11-24 23:00:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:00:42,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:42,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-11-24 23:00:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-11-24 23:00:43,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:00:43,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:43,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-24 23:00:44,599 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-24 23:00:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 23:00:44,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:44,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2023-11-24 23:00:45,727 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2023-11-24 23:00:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 23:00:45,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:46,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:46,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:46,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2023-11-24 23:00:46,927 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2023-11-24 23:00:46,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 23:00:46,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:46,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:47,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1546 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:48,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:48,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2023-11-24 23:00:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2023-11-24 23:00:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 23:00:48,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:48,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:48,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:49,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:49,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2023-11-24 23:00:49,362 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2023-11-24 23:00:49,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 23:00:49,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:49,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:50,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2023-11-24 23:00:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2023-11-24 23:00:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 23:00:50,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:50,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:51,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:00:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:51,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2023-11-24 23:00:51,753 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2023-11-24 23:00:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 23:00:51,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:51,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat