./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b --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 cb53e49317620dbde25b1d7f6fa7078b4950e13e4d138c624b27be1c4ee0f3ad --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:15:44,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:15:44,758 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:15:44,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:15:44,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:15:44,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:15:44,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:15:44,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:15:44,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:15:44,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:15:44,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:15:44,786 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:15:44,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:15:44,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:44,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:15:44,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:15:44,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:15:44,787 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:15:44,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:15:44,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b 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 -> cb53e49317620dbde25b1d7f6fa7078b4950e13e4d138c624b27be1c4ee0f3ad [2024-12-06 00:15:45,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:15:45,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:15:45,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:15:45,049 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:15:45,050 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:15:45,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c [2024-12-06 00:15:47,782 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/data/f6986894f/1b9cb64545d54a86b295f72662bc4121/FLAG62a0022cc [2024-12-06 00:15:48,010 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:15:48,011 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c [2024-12-06 00:15:48,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/data/f6986894f/1b9cb64545d54a86b295f72662bc4121/FLAG62a0022cc [2024-12-06 00:15:48,348 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/data/f6986894f/1b9cb64545d54a86b295f72662bc4121 [2024-12-06 00:15:48,350 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:15:48,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:15:48,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:48,352 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:15:48,355 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:15:48,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2657a80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48, skipping insertion in model container [2024-12-06 00:15:48,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:15:48,495 WARN L250 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_3e7d9539-5761-408d-851e-618a577e5c4f/sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c[1605,1618] [2024-12-06 00:15:48,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:48,604 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:15:48,610 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2024-12-06 00:15:48,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [58] [2024-12-06 00:15:48,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [424] [2024-12-06 00:15:48,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [499] [2024-12-06 00:15:48,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [701] [2024-12-06 00:15:48,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [796] [2024-12-06 00:15:48,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [822] [2024-12-06 00:15:48,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [860] [2024-12-06 00:15:48,615 WARN L250 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_3e7d9539-5761-408d-851e-618a577e5c4f/sv-benchmarks/c/product-lines/minepump_spec1_product44.cil.c[1605,1618] [2024-12-06 00:15:48,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:15:48,677 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:15:48,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48 WrapperNode [2024-12-06 00:15:48,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:15:48,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:48,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:15:48,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:15:48,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,711 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 190 [2024-12-06 00:15:48,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:15:48,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:15:48,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:15:48,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:15:48,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,724 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,725 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,729 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,731 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:15:48,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:15:48,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:15:48,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:15:48,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:15:48" (1/1) ... [2024-12-06 00:15:48,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:15:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:15:48,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:15:48,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:15:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:15:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-12-06 00:15:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-12-06 00:15:48,785 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-12-06 00:15:48,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-12-06 00:15:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-12-06 00:15:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-12-06 00:15:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-12-06 00:15:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-12-06 00:15:48,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:15:48,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:15:48,844 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:15:48,846 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:15:49,041 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-12-06 00:15:49,041 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:15:49,134 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:15:49,134 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-06 00:15:49,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:49 BoogieIcfgContainer [2024-12-06 00:15:49,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:15:49,136 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:15:49,136 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:15:49,145 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:15:49,145 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:49" (1/1) ... [2024-12-06 00:15:49,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:15:49,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:49,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2024-12-06 00:15:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2024-12-06 00:15:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:15:49,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:49,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:49,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:49,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 50 states and 64 transitions. [2024-12-06 00:15:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2024-12-06 00:15:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 00:15:49,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:49,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2024-12-06 00:15:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2024-12-06 00:15:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:15:49,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:49,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:49,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:50,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2024-12-06 00:15:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2024-12-06 00:15:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 00:15:50,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:50,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:50,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2024-12-06 00:15:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-12-06 00:15:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 00:15:50,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:50,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:51,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:51,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2024-12-06 00:15:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-12-06 00:15:51,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 00:15:51,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:51,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:51,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 80 states and 125 transitions. [2024-12-06 00:15:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 125 transitions. [2024-12-06 00:15:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 00:15:51,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:51,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:15:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 127 transitions. [2024-12-06 00:15:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2024-12-06 00:15:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:15:51,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:51,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 91 states and 153 transitions. [2024-12-06 00:15:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 153 transitions. [2024-12-06 00:15:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:15:52,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:52,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:52,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:15:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:53,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 105 states and 189 transitions. [2024-12-06 00:15:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 189 transitions. [2024-12-06 00:15:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:15:53,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 106 states and 190 transitions. [2024-12-06 00:15:53,743 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 190 transitions. [2024-12-06 00:15:53,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 00:15:53,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:53,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:53,775 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:15:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:54,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 111 states and 203 transitions. [2024-12-06 00:15:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 203 transitions. [2024-12-06 00:15:54,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:15:54,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:54,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:55,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 119 states and 223 transitions. [2024-12-06 00:15:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 223 transitions. [2024-12-06 00:15:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:15:55,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:55,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:15:55,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 124 states and 235 transitions. [2024-12-06 00:15:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 235 transitions. [2024-12-06 00:15:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:15:55,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:15:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 125 states and 236 transitions. [2024-12-06 00:15:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 236 transitions. [2024-12-06 00:15:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:15:55,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:55,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:55,909 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:56,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:56,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 136 states and 274 transitions. [2024-12-06 00:15:56,745 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 274 transitions. [2024-12-06 00:15:56,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:15:56,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:56,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:15:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:56,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 137 states and 277 transitions. [2024-12-06 00:15:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 277 transitions. [2024-12-06 00:15:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:15:56,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:56,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:56,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:56,889 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 00:15:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 139 states and 282 transitions. [2024-12-06 00:15:57,240 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 282 transitions. [2024-12-06 00:15:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:15:57,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:57,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:57,354 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:57,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 139 states and 281 transitions. [2024-12-06 00:15:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 281 transitions. [2024-12-06 00:15:57,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 00:15:57,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:57,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:15:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:57,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 140 states and 281 transitions. [2024-12-06 00:15:57,892 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 281 transitions. [2024-12-06 00:15:57,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:15:57,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:57,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:57,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:58,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:15:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:15:58,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 142 states and 288 transitions. [2024-12-06 00:15:58,185 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 288 transitions. [2024-12-06 00:15:58,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:15:58,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:15:58,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:15:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:58,732 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:01,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 156 states and 352 transitions. [2024-12-06 00:16:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 352 transitions. [2024-12-06 00:16:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:16:01,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:01,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:01,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 162 states and 373 transitions. [2024-12-06 00:16:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 373 transitions. [2024-12-06 00:16:02,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-06 00:16:02,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:02,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:02,489 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:03,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 164 states and 385 transitions. [2024-12-06 00:16:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 385 transitions. [2024-12-06 00:16:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 00:16:03,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:03,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:03,927 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:16:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:05,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 167 states and 398 transitions. [2024-12-06 00:16:05,122 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 398 transitions. [2024-12-06 00:16:05,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 00:16:05,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:05,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:16:08,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:08,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 182 states and 462 transitions. [2024-12-06 00:16:08,703 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 462 transitions. [2024-12-06 00:16:08,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 00:16:08,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:08,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:08,978 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:11,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 191 states and 489 transitions. [2024-12-06 00:16:11,655 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 489 transitions. [2024-12-06 00:16:11,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 00:16:11,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:11,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:11,707 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 00:16:12,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 196 states and 499 transitions. [2024-12-06 00:16:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 499 transitions. [2024-12-06 00:16:12,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:16:12,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:12,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:12,513 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 00:16:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:12,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 197 states and 499 transitions. [2024-12-06 00:16:12,876 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 499 transitions. [2024-12-06 00:16:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:12,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:12,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:13,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:13,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 199 states and 504 transitions. [2024-12-06 00:16:13,988 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 504 transitions. [2024-12-06 00:16:13,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 00:16:13,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:13,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 207 states and 517 transitions. [2024-12-06 00:16:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 517 transitions. [2024-12-06 00:16:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:16:16,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:16,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:16,273 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:16:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 209 states and 524 transitions. [2024-12-06 00:16:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 524 transitions. [2024-12-06 00:16:16,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:16,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:16,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:16,780 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:16:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 210 states and 527 transitions. [2024-12-06 00:16:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 527 transitions. [2024-12-06 00:16:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:17,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:17,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:17,297 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 00:16:17,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 211 states and 528 transitions. [2024-12-06 00:16:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 528 transitions. [2024-12-06 00:16:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-06 00:16:17,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:17,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-06 00:16:18,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:18,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 217 states and 539 transitions. [2024-12-06 00:16:18,917 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 539 transitions. [2024-12-06 00:16:18,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:18,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:18,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:19,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 219 states and 545 transitions. [2024-12-06 00:16:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 545 transitions. [2024-12-06 00:16:19,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:16:19,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:19,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:21,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 223 states and 554 transitions. [2024-12-06 00:16:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 554 transitions. [2024-12-06 00:16:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:16:21,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:23,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:23,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 228 states and 570 transitions. [2024-12-06 00:16:23,971 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 570 transitions. [2024-12-06 00:16:23,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:23,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:23,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:16:26,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:26,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 230 states and 574 transitions. [2024-12-06 00:16:26,118 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 574 transitions. [2024-12-06 00:16:26,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:16:26,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:26,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:27,014 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 238 states and 590 transitions. [2024-12-06 00:16:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 590 transitions. [2024-12-06 00:16:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:16:31,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:31,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:31,730 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 00:16:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:31,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 242 states and 597 transitions. [2024-12-06 00:16:31,970 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 597 transitions. [2024-12-06 00:16:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:16:31,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:31,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-12-06 00:16:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:32,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 246 states and 608 transitions. [2024-12-06 00:16:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 608 transitions. [2024-12-06 00:16:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:32,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:32,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:32,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-06 00:16:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 254 states and 638 transitions. [2024-12-06 00:16:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 638 transitions. [2024-12-06 00:16:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 00:16:35,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:35,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:35,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-06 00:16:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:35,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 257 states and 643 transitions. [2024-12-06 00:16:35,959 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 643 transitions. [2024-12-06 00:16:35,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:16:35,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:35,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:16:35,993 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 00:16:36,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 260 states and 652 transitions. [2024-12-06 00:16:36,107 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 652 transitions. [2024-12-06 00:16:36,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:16:36,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:36,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:16:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:16:36,116 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:16:36,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:16:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:16:36,195 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:16:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:16:36,262 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 45 iterations. [2024-12-06 00:16:36,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:16:36 ImpRootNode [2024-12-06 00:16:36,308 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:16:36,308 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:16:36,308 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:16:36,308 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:16:36,309 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:15:49" (3/4) ... [2024-12-06 00:16:36,310 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-06 00:16:36,370 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 69. [2024-12-06 00:16:36,439 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:16:36,440 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:16:36,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:16:36,441 INFO L158 Benchmark]: Toolchain (without parser) took 48089.82ms. Allocated memory was 142.6MB in the beginning and 453.0MB in the end (delta: 310.4MB). Free memory was 115.8MB in the beginning and 166.2MB in the end (delta: -50.4MB). Peak memory consumption was 258.8MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,441 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:16:36,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.75ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 97.3MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.81ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 95.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:16:36,442 INFO L158 Benchmark]: Boogie Preprocessor took 21.30ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 94.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,443 INFO L158 Benchmark]: RCFGBuilder took 400.79ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 67.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,443 INFO L158 Benchmark]: CodeCheck took 47171.99ms. Allocated memory was 142.6MB in the beginning and 453.0MB in the end (delta: 310.4MB). Free memory was 67.3MB in the beginning and 175.4MB in the end (delta: -108.1MB). Peak memory consumption was 200.1MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,443 INFO L158 Benchmark]: Witness Printer took 131.90ms. Allocated memory is still 453.0MB. Free memory was 175.4MB in the beginning and 166.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:16:36,445 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.1s, OverallIterations: 45, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12649 SdHoareTripleChecker+Valid, 52.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7550 mSDsluCounter, 17655 SdHoareTripleChecker+Invalid, 44.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12637 mSDsCounter, 13757 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39518 IncrementalHoareTripleChecker+Invalid, 53275 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13757 mSolverCounterUnsat, 5018 mSDtfsCounter, 39518 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21234 GetRequests, 20317 SyntacticMatches, 343 SemanticMatches, 574 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172034 ImplicationChecksByTransitivity, 39.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 1716 NumberOfCodeBlocks, 1716 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 1620 ConstructedInterpolants, 0 QuantifiedInterpolants, 5207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 24 PerfectInterpolantSequences, 423/561 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 54]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L228] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L508] int pumpRunning = 0; [L509] int systemActive = 1; [L703] int waterLevel = 1; [L704] int methaneLevelCritical = 0; [L861] int cleanupTimeShifts = 4; [L934] int retValue_acc ; [L935] int tmp ; [L939] FCALL select_helpers() [L940] FCALL select_features() [L941] CALL, EXPR valid_product() [L852] int retValue_acc ; [L855] retValue_acc = 1 [L856] return (retValue_acc); [L941] RET, EXPR valid_product() [L941] tmp = valid_product() [L943] COND TRUE \read(tmp) [L945] FCALL setup() [L946] CALL runTest() [L928] CALL test() [L432] int splverifierCounter ; [L433] int tmp ; [L434] int tmp___0 ; [L435] int tmp___1 ; [L436] int tmp___2 ; [L439] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L443] COND TRUE splverifierCounter < 4 [L449] tmp = __VERIFIER_nondet_int() [L451] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L453] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L721] COND TRUE waterLevel < 2 [L722] waterLevel = waterLevel + 1 [L453] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L459] tmp___0 = __VERIFIER_nondet_int() [L461] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L469] tmp___2 = __VERIFIER_nondet_int() [L471] COND TRUE \read(tmp___2) [L473] CALL startSystem() [L697] systemActive = 1 [L473] RET startSystem() [L488] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L516] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L523] COND TRUE \read(systemActive) [L525] CALL processEnvironment() [L545] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L548] COND TRUE ! pumpRunning [L550] CALL, EXPR isHighWaterLevel() [L660] int retValue_acc ; [L661] int tmp ; [L662] int tmp___0 ; [L666] CALL, EXPR isHighWaterSensorDry() [L783] int retValue_acc ; [L786] COND FALSE !(waterLevel < 2) [L790] retValue_acc = 0 [L791] return (retValue_acc); [L666] RET, EXPR isHighWaterSensorDry() [L666] tmp = isHighWaterSensorDry() [L668] COND FALSE !(\read(tmp)) [L671] tmp___0 = 1 [L673] retValue_acc = tmp___0 [L674] return (retValue_acc); [L550] RET, EXPR isHighWaterLevel() [L550] tmp = isHighWaterLevel() [L552] COND TRUE \read(tmp) [L554] CALL activatePump() [L579] int tmp ; [L583] CALL, EXPR isMethaneAlarm() [L604] int retValue_acc ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L608] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L742] int retValue_acc ; [L745] retValue_acc = methaneLevelCritical [L746] return (retValue_acc); [L608] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L608] retValue_acc = isMethaneLevelCritical() [L610] return (retValue_acc); [L583] RET, EXPR isMethaneAlarm() [L583] tmp = isMethaneAlarm() [L585] COND FALSE !(\read(tmp)) [L589] CALL activatePump__wrappee__highWaterSensor() [L573] pumpRunning = 1 [L589] RET activatePump__wrappee__highWaterSensor() [L554] RET activatePump() [L525] RET processEnvironment() [L531] CALL __utac_acc__Specification1_spec__1() [L798] int tmp ; [L799] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L803] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L742] int retValue_acc ; [L745] retValue_acc = methaneLevelCritical [L746] return (retValue_acc); [L803] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L803] tmp = isMethaneLevelCritical() [L805] COND FALSE !(\read(tmp)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L531] RET __utac_acc__Specification1_spec__1() [L488] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L443] COND TRUE splverifierCounter < 4 [L449] tmp = __VERIFIER_nondet_int() [L451] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L459] tmp___0 = __VERIFIER_nondet_int() [L461] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L463] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L733] COND FALSE !(\read(methaneLevelCritical)) [L736] methaneLevelCritical = 1 [L463] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, tmp___1=19, waterLevel=2] [L469] tmp___2 = __VERIFIER_nondet_int() [L471] COND TRUE \read(tmp___2) [L473] CALL startSystem() [L697] systemActive = 1 [L473] RET startSystem() [L488] CALL timeShift() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L516] COND TRUE \read(pumpRunning) [L518] CALL lowerWaterLevel() [L709] COND TRUE waterLevel > 0 [L710] waterLevel = waterLevel - 1 [L518] RET lowerWaterLevel() [L523] COND TRUE \read(systemActive) [L525] CALL processEnvironment() [L545] int tmp ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L548] COND FALSE !(! pumpRunning) VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L563] FCALL processEnvironment__wrappee__base() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L525] RET processEnvironment() [L531] CALL __utac_acc__Specification1_spec__1() [L798] int tmp ; [L799] int tmp___0 ; VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L803] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L742] int retValue_acc ; [L745] retValue_acc = methaneLevelCritical [L746] return (retValue_acc); [L803] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L803] tmp = isMethaneLevelCritical() [L805] COND TRUE \read(tmp) [L807] CALL, EXPR isPumpRunning() [L615] int retValue_acc ; [L618] retValue_acc = pumpRunning [L619] return (retValue_acc); [L807] RET, EXPR isPumpRunning() [L807] tmp___0 = isPumpRunning() [L809] COND TRUE \read(tmp___0) [L811] CALL __automaton_fail() [L54] reach_error() VAL [\old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.75ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 97.3MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.81ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 95.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.30ms. Allocated memory is still 142.6MB. Free memory was 95.4MB in the beginning and 94.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 400.79ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 67.6MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 47171.99ms. Allocated memory was 142.6MB in the beginning and 453.0MB in the end (delta: 310.4MB). Free memory was 67.3MB in the beginning and 175.4MB in the end (delta: -108.1MB). Peak memory consumption was 200.1MB. Max. memory is 16.1GB. * Witness Printer took 131.90ms. Allocated memory is still 453.0MB. Free memory was 175.4MB in the beginning and 166.2MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] - GenericResultAtLocation [Line: 58]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [58] - GenericResultAtLocation [Line: 424]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [424] - GenericResultAtLocation [Line: 499]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [499] - GenericResultAtLocation [Line: 701]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [701] - GenericResultAtLocation [Line: 796]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [796] - GenericResultAtLocation [Line: 822]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [822] - GenericResultAtLocation [Line: 860]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [860] RESULT: Ultimate proved your program to be incorrect! [2024-12-06 00:16:36,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e7d9539-5761-408d-851e-618a577e5c4f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE