./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c --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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/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 da786641c6f5791cd76909be3af2b92112e50156e91d6775689240586eed4e85 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:05:54,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:05:55,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:05:55,073 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:05:55,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:05:55,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:05:55,102 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:05:55,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:05:55,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:05:55,106 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:05:55,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:05:55,109 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:05:55,114 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:05:55,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:05:55,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:05:55,118 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:05:55,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:05:55,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:05:55,124 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:05:55,124 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:05:55,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:05:55,125 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:05:55,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:05:55,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:05:55,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:05:55,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:05:55,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:55,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:05:55,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:05:55,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:05:55,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:05:55,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:05:55,130 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:05:55,130 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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da786641c6f5791cd76909be3af2b92112e50156e91d6775689240586eed4e85 [2023-11-24 23:05:55,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:05:55,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:05:55,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:05:55,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:05:55,491 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:05:55,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c [2023-11-24 23:05:58,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:05:58,820 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:05:58,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c [2023-11-24 23:05:58,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/data/a8e1f6f2f/d6fc4ebf808e4543a74207976fcd9b12/FLAG8744fab37 [2023-11-24 23:05:58,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/data/a8e1f6f2f/d6fc4ebf808e4543a74207976fcd9b12 [2023-11-24 23:05:58,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:05:58,897 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:05:58,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:58,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:05:58,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:05:58,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:58" (1/1) ... [2023-11-24 23:05:58,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45af9f9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:58, skipping insertion in model container [2023-11-24 23:05:58,912 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:05:58" (1/1) ... [2023-11-24 23:05:58,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:05:59,374 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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c[15806,15819] [2023-11-24 23:05:59,389 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:59,405 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:05:59,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [49] [2023-11-24 23:05:59,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [78] [2023-11-24 23:05:59,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [444] [2023-11-24 23:05:59,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [482] [2023-11-24 23:05:59,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [557] [2023-11-24 23:05:59,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [757] [2023-11-24 23:05:59,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [766] [2023-11-24 23:05:59,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [862] [2023-11-24 23:05:59,531 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_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/sv-benchmarks/c/product-lines/minepump_spec4_product44.cil.c[15806,15819] [2023-11-24 23:05:59,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:05:59,574 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:05:59,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59 WrapperNode [2023-11-24 23:05:59,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:05:59,577 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:59,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:05:59,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:05:59,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,640 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 26, calls inlined = 23, statements flattened = 203 [2023-11-24 23:05:59,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:05:59,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:05:59,642 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:05:59,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:05:59,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,676 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,680 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:05:59,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:05:59,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:05:59,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:05:59,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:05:59" (1/1) ... [2023-11-24 23:05:59,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:05:59,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:05:59,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:05:59,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0648b8c-a0b7-4ba9-bcc6-2db60d2ffc21/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:05:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:05:59,786 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-24 23:05:59,786 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-24 23:05:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-24 23:05:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-24 23:05:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-24 23:05:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-24 23:05:59,787 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-24 23:05:59,787 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-24 23:05:59,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:05:59,789 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-24 23:05:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-24 23:05:59,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:05:59,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:05:59,876 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:05:59,879 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:00,186 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:00,389 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:00,389 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:06:00,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:00 BoogieIcfgContainer [2023-11-24 23:06:00,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:00,392 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:00,392 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:00,410 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:00,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:00" (1/1) ... [2023-11-24 23:06:00,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2023-11-24 23:06:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2023-11-24 23:06:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:06:00,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:00,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:00,695 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 23:06:00,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-24 23:06:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-24 23:06:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:06:00,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:00,848 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 23:06:00,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:00,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2023-11-24 23:06:00,892 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-24 23:06:00,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:06:00,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:00,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:00,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:01,403 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 23:06:01,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2023-11-24 23:06:01,609 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2023-11-24 23:06:01,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:01,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:01,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:01,837 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 23:06:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:01,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2023-11-24 23:06:01,881 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2023-11-24 23:06:01,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:01,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:01,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,062 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 23:06:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2023-11-24 23:06:02,102 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2023-11-24 23:06:02,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:02,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:02,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:02,286 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 23:06:03,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2023-11-24 23:06:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2023-11-24 23:06:03,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:03,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,241 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 23:06:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2023-11-24 23:06:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2023-11-24 23:06:03,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:03,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:03,565 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 23:06:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 80 states and 136 transitions. [2023-11-24 23:06:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 136 transitions. [2023-11-24 23:06:03,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:03,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:03,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:04,001 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 23:06:05,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 93 states and 173 transitions. [2023-11-24 23:06:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 173 transitions. [2023-11-24 23:06:05,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:05,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:05,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,346 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 23:06:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:05,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 176 transitions. [2023-11-24 23:06:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2023-11-24 23:06:05,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:05,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:05,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:05,839 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 23:06:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:06,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 98 states and 189 transitions. [2023-11-24 23:06:06,930 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 189 transitions. [2023-11-24 23:06:06,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:06:06,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:06,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:06,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:07,045 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 23:06:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 99 states and 190 transitions. [2023-11-24 23:06:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 190 transitions. [2023-11-24 23:06:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:06:07,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:07,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:07,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 104 states and 204 transitions. [2023-11-24 23:06:07,700 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 204 transitions. [2023-11-24 23:06:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:07,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:07,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:07,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:08,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2023-11-24 23:06:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2023-11-24 23:06:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:08,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:08,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:08,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:08,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:08,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 108 states and 213 transitions. [2023-11-24 23:06:08,431 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 213 transitions. [2023-11-24 23:06:08,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:06:08,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:08,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:09,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 118 states and 250 transitions. [2023-11-24 23:06:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 250 transitions. [2023-11-24 23:06:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:09,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:09,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 119 states and 250 transitions. [2023-11-24 23:06:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 250 transitions. [2023-11-24 23:06:10,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:10,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:10,492 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:10,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 119 states and 249 transitions. [2023-11-24 23:06:10,752 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 249 transitions. [2023-11-24 23:06:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:10,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:10,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:11,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 120 states and 250 transitions. [2023-11-24 23:06:11,059 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 250 transitions. [2023-11-24 23:06:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:11,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:11,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:11,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 121 states and 251 transitions. [2023-11-24 23:06:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 251 transitions. [2023-11-24 23:06:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:11,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:11,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:13,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 132 states and 287 transitions. [2023-11-24 23:06:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 287 transitions. [2023-11-24 23:06:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:13,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:13,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:15,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:15,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 142 states and 318 transitions. [2023-11-24 23:06:15,657 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 318 transitions. [2023-11-24 23:06:15,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:06:15,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:15,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:15,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 144 states and 321 transitions. [2023-11-24 23:06:15,986 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 321 transitions. [2023-11-24 23:06:15,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:15,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:15,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:15,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:17,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 147 states and 328 transitions. [2023-11-24 23:06:17,832 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 328 transitions. [2023-11-24 23:06:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:17,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:17,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:17,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:18,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:18,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 148 states and 329 transitions. [2023-11-24 23:06:18,550 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 329 transitions. [2023-11-24 23:06:18,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:18,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:18,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:18,688 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:18,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:18,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 149 states and 332 transitions. [2023-11-24 23:06:18,958 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 332 transitions. [2023-11-24 23:06:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:18,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:18,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:19,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 155 states and 344 transitions. [2023-11-24 23:06:19,743 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 344 transitions. [2023-11-24 23:06:19,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:19,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:19,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:06:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 163 states and 371 transitions. [2023-11-24 23:06:21,274 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 371 transitions. [2023-11-24 23:06:21,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:21,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:21,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:21,392 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 164 states and 362 transitions. [2023-11-24 23:06:21,433 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 362 transitions. [2023-11-24 23:06:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:21,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:21,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:25,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:25,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 176 states and 408 transitions. [2023-11-24 23:06:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 408 transitions. [2023-11-24 23:06:25,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:25,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:25,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 177 states and 409 transitions. [2023-11-24 23:06:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 409 transitions. [2023-11-24 23:06:25,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:25,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:25,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:25,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 178 states and 410 transitions. [2023-11-24 23:06:25,884 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 410 transitions. [2023-11-24 23:06:25,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:06:25,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:25,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 180 states and 410 transitions. [2023-11-24 23:06:26,627 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 410 transitions. [2023-11-24 23:06:26,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:26,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:26,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:06:29,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:29,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 191 states and 460 transitions. [2023-11-24 23:06:29,575 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 460 transitions. [2023-11-24 23:06:29,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:29,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:29,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:06:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 193 states and 463 transitions. [2023-11-24 23:06:30,156 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 463 transitions. [2023-11-24 23:06:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:30,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:30,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:31,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:31,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 195 states and 464 transitions. [2023-11-24 23:06:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 464 transitions. [2023-11-24 23:06:31,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:31,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:31,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:31,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:06:33,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:33,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 201 states and 487 transitions. [2023-11-24 23:06:33,985 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 487 transitions. [2023-11-24 23:06:33,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:33,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:33,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:34,201 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:34,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 203 states and 495 transitions. [2023-11-24 23:06:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 495 transitions. [2023-11-24 23:06:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:06:34,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:34,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:37,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 208 states and 518 transitions. [2023-11-24 23:06:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 518 transitions. [2023-11-24 23:06:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:06:37,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:37,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 211 states and 525 transitions. [2023-11-24 23:06:39,968 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 525 transitions. [2023-11-24 23:06:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:06:39,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:40,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 213 states and 526 transitions. [2023-11-24 23:06:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 526 transitions. [2023-11-24 23:06:40,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:40,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:42,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 214 states and 530 transitions. [2023-11-24 23:06:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 530 transitions. [2023-11-24 23:06:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:42,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:06:43,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:43,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 214 states and 530 transitions. [2023-11-24 23:06:43,049 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 530 transitions. [2023-11-24 23:06:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:43,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:43,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat