./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:09:29,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:09:29,745 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-06 23:09:29,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:09:29,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:09:29,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:09:29,778 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:09:29,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:09:29,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:09:29,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:09:29,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:09:29,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:09:29,782 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:09:29,783 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:09:29,784 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:09:29,784 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:09:29,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:09:29,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:09:29,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:09:29,786 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:09:29,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:09:29,787 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:09:29,788 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:09:29,788 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:09:29,789 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:09:29,789 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:09:29,790 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:09:29,790 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:09:29,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:29,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:09:29,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:09:29,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:09:29,792 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:09:29,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:09:29,793 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:09:29,793 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:09:29,794 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:09:29,794 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:09:29,794 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:09:29,794 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cfed743c16ce3c8683c42b92f2e032d4ce7b489a9d3a5e140ec6101c472b3cb [2023-11-06 23:09:30,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:09:30,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:09:30,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:09:30,073 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:09:30,073 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:09:30,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2023-11-06 23:09:33,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:09:33,600 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:09:33,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c [2023-11-06 23:09:33,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/data/4d3d88a70/19cfe1ac1def40fc876b4b0142c9f70e/FLAGb60ab4131 [2023-11-06 23:09:33,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/data/4d3d88a70/19cfe1ac1def40fc876b4b0142c9f70e [2023-11-06 23:09:33,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:09:33,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:09:33,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:33,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:09:33,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:09:33,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:33" (1/1) ... [2023-11-06 23:09:33,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c3c098 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:33, skipping insertion in model container [2023-11-06 23:09:33,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:09:33" (1/1) ... [2023-11-06 23:09:33,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:09:34,118 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_3818a558-1095-4b73-87cb-2b59289fb5a9/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2023-11-06 23:09:34,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:34,136 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:09:34,150 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-11-06 23:09:34,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [87] [2023-11-06 23:09:34,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [267] [2023-11-06 23:09:34,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [335] [2023-11-06 23:09:34,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [371] [2023-11-06 23:09:34,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [465] [2023-11-06 23:09:34,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [561] [2023-11-06 23:09:34,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [927] [2023-11-06 23:09:34,227 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_3818a558-1095-4b73-87cb-2b59289fb5a9/sv-benchmarks/c/product-lines/minepump_spec3_product41.cil.c[17978,17991] [2023-11-06 23:09:34,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:09:34,253 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:09:34,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34 WrapperNode [2023-11-06 23:09:34,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:09:34,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:34,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:09:34,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:09:34,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,377 INFO L138 Inliner]: procedures = 53, calls = 96, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 193 [2023-11-06 23:09:34,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:09:34,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:09:34,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:09:34,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:09:34,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:09:34,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:09:34,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:09:34,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:09:34,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (1/1) ... [2023-11-06 23:09:34,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:09:34,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:09:34,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:09:34,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:09:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:09:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-06 23:09:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-06 23:09:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-06 23:09:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-06 23:09:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-11-06 23:09:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-11-06 23:09:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-06 23:09:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-06 23:09:34,550 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-06 23:09:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-06 23:09:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:09:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-06 23:09:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-06 23:09:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:09:34,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:09:34,695 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:09:34,697 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:09:35,005 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:09:35,013 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:09:35,013 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 23:09:35,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:35 BoogieIcfgContainer [2023-11-06 23:09:35,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:09:35,018 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:09:35,018 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:09:35,022 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:09:35,022 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:09:33" (1/3) ... [2023-11-06 23:09:35,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e46e091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:35, skipping insertion in model container [2023-11-06 23:09:35,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:09:34" (2/3) ... [2023-11-06 23:09:35,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e46e091 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:09:35, skipping insertion in model container [2023-11-06 23:09:35,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:35" (3/3) ... [2023-11-06 23:09:35,025 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product41.cil.c [2023-11-06 23:09:35,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:09:35,044 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:09:35,095 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:09:35,102 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@66a899f2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:09:35,102 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:09:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 69 states have internal predecessors, (88), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2023-11-06 23:09:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-06 23:09:35,117 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:35,117 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:35,118 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:35,123 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:35,123 INFO L85 PathProgramCache]: Analyzing trace with hash -310918915, now seen corresponding path program 1 times [2023-11-06 23:09:35,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:35,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396369104] [2023-11-06 23:09:35,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:35,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-06 23:09:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:35,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:35,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396369104] [2023-11-06 23:09:35,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396369104] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:35,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:35,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-06 23:09:35,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748460389] [2023-11-06 23:09:35,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:35,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-06 23:09:35,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:35,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-06 23:09:35,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:09:35,409 INFO L87 Difference]: Start difference. First operand has 81 states, 63 states have (on average 1.3968253968253967) internal successors, (88), 69 states have internal predecessors, (88), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:35,445 INFO L93 Difference]: Finished difference Result 154 states and 211 transitions. [2023-11-06 23:09:35,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-06 23:09:35,450 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2023-11-06 23:09:35,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:35,462 INFO L225 Difference]: With dead ends: 154 [2023-11-06 23:09:35,466 INFO L226 Difference]: Without dead ends: 72 [2023-11-06 23:09:35,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-06 23:09:35,480 INFO L413 NwaCegarLoop]: 102 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:35,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:35,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-06 23:09:35,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-06 23:09:35,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 56 states have (on average 1.3214285714285714) internal successors, (74), 61 states have internal predecessors, (74), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2023-11-06 23:09:35,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 93 transitions. [2023-11-06 23:09:35,555 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 93 transitions. Word has length 25 [2023-11-06 23:09:35,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:35,556 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 93 transitions. [2023-11-06 23:09:35,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,556 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-06 23:09:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-06 23:09:35,559 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:35,559 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:35,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:09:35,560 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:35,561 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:35,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1548949891, now seen corresponding path program 1 times [2023-11-06 23:09:35,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:35,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658548810] [2023-11-06 23:09:35,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:35,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-06 23:09:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:35,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:35,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658548810] [2023-11-06 23:09:35,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658548810] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:35,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:35,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:09:35,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327165818] [2023-11-06 23:09:35,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:35,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:09:35,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:35,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:09:35,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:35,692 INFO L87 Difference]: Start difference. First operand 72 states and 93 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:35,712 INFO L93 Difference]: Finished difference Result 110 states and 142 transitions. [2023-11-06 23:09:35,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:09:35,713 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2023-11-06 23:09:35,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:35,714 INFO L225 Difference]: With dead ends: 110 [2023-11-06 23:09:35,715 INFO L226 Difference]: Without dead ends: 63 [2023-11-06 23:09:35,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:35,718 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 12 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:35,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 144 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:35,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-06 23:09:35,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-11-06 23:09:35,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 50 states have (on average 1.34) internal successors, (67), 55 states have internal predecessors, (67), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-06 23:09:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 81 transitions. [2023-11-06 23:09:35,731 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 81 transitions. Word has length 26 [2023-11-06 23:09:35,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:35,732 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 81 transitions. [2023-11-06 23:09:35,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2023-11-06 23:09:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-06 23:09:35,734 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:35,735 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:35,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:09:35,735 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:35,736 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:35,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917381, now seen corresponding path program 1 times [2023-11-06 23:09:35,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:35,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541773073] [2023-11-06 23:09:35,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:35,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 23:09:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:35,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:35,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541773073] [2023-11-06 23:09:35,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541773073] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:35,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:35,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:09:35,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429067645] [2023-11-06 23:09:35,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:35,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:09:35,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:35,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:09:35,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:35,883 INFO L87 Difference]: Start difference. First operand 63 states and 81 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:35,907 INFO L93 Difference]: Finished difference Result 119 states and 156 transitions. [2023-11-06 23:09:35,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:09:35,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2023-11-06 23:09:35,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:35,930 INFO L225 Difference]: With dead ends: 119 [2023-11-06 23:09:35,931 INFO L226 Difference]: Without dead ends: 63 [2023-11-06 23:09:35,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:35,933 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 63 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:35,934 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 79 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:35,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-06 23:09:35,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2023-11-06 23:09:35,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 50 states have (on average 1.32) internal successors, (66), 55 states have internal predecessors, (66), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2023-11-06 23:09:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2023-11-06 23:09:35,950 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 30 [2023-11-06 23:09:35,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:35,951 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2023-11-06 23:09:35,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-06 23:09:35,952 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-06 23:09:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-06 23:09:35,973 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:35,973 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:35,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 23:09:35,973 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:35,974 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:35,974 INFO L85 PathProgramCache]: Analyzing trace with hash -199527812, now seen corresponding path program 1 times [2023-11-06 23:09:35,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:35,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453812564] [2023-11-06 23:09:35,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:35,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-06 23:09:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-06 23:09:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:36,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:36,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453812564] [2023-11-06 23:09:36,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453812564] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:36,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:36,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:09:36,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790866282] [2023-11-06 23:09:36,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:36,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-06 23:09:36,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:36,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-06 23:09:36,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:36,199 INFO L87 Difference]: Start difference. First operand 63 states and 80 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 23:09:36,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:36,242 INFO L93 Difference]: Finished difference Result 160 states and 207 transitions. [2023-11-06 23:09:36,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-06 23:09:36,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2023-11-06 23:09:36,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:36,245 INFO L225 Difference]: With dead ends: 160 [2023-11-06 23:09:36,245 INFO L226 Difference]: Without dead ends: 104 [2023-11-06 23:09:36,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-06 23:09:36,248 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 54 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:36,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 142 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:36,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-06 23:09:36,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 102. [2023-11-06 23:09:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 80 states have (on average 1.3125) internal successors, (105), 87 states have internal predecessors, (105), 11 states have call successors, (11), 10 states have call predecessors, (11), 10 states have return successors, (13), 11 states have call predecessors, (13), 11 states have call successors, (13) [2023-11-06 23:09:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 129 transitions. [2023-11-06 23:09:36,275 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 129 transitions. Word has length 35 [2023-11-06 23:09:36,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:36,276 INFO L495 AbstractCegarLoop]: Abstraction has 102 states and 129 transitions. [2023-11-06 23:09:36,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 23:09:36,277 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 129 transitions. [2023-11-06 23:09:36,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-06 23:09:36,279 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:36,279 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:36,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 23:09:36,280 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:36,281 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:36,281 INFO L85 PathProgramCache]: Analyzing trace with hash -2013550284, now seen corresponding path program 1 times [2023-11-06 23:09:36,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:36,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46222027] [2023-11-06 23:09:36,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:36,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-06 23:09:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-06 23:09:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:36,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:36,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46222027] [2023-11-06 23:09:36,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46222027] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:36,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:36,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:09:36,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075840289] [2023-11-06 23:09:36,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:36,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:09:36,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:36,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:09:36,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:09:36,471 INFO L87 Difference]: Start difference. First operand 102 states and 129 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 23:09:36,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:36,579 INFO L93 Difference]: Finished difference Result 282 states and 373 transitions. [2023-11-06 23:09:36,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:09:36,580 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 41 [2023-11-06 23:09:36,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:36,583 INFO L225 Difference]: With dead ends: 282 [2023-11-06 23:09:36,584 INFO L226 Difference]: Without dead ends: 187 [2023-11-06 23:09:36,585 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:09:36,587 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 39 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:36,588 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 293 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 23:09:36,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2023-11-06 23:09:36,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 181. [2023-11-06 23:09:36,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 142 states have (on average 1.2887323943661972) internal successors, (183), 152 states have internal predecessors, (183), 21 states have call successors, (21), 19 states have call predecessors, (21), 17 states have return successors, (27), 19 states have call predecessors, (27), 21 states have call successors, (27) [2023-11-06 23:09:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 231 transitions. [2023-11-06 23:09:36,626 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 231 transitions. Word has length 41 [2023-11-06 23:09:36,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:36,627 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 231 transitions. [2023-11-06 23:09:36,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-06 23:09:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2023-11-06 23:09:36,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-06 23:09:36,630 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:36,631 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:36,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 23:09:36,631 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:36,632 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:36,632 INFO L85 PathProgramCache]: Analyzing trace with hash -583739890, now seen corresponding path program 1 times [2023-11-06 23:09:36,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:36,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35817112] [2023-11-06 23:09:36,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:36,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 23:09:36,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:09:36,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:36,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:36,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35817112] [2023-11-06 23:09:36,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35817112] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:36,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:36,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:09:36,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668382547] [2023-11-06 23:09:36,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:36,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:09:36,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:36,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:09:36,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:09:36,768 INFO L87 Difference]: Start difference. First operand 181 states and 231 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:37,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:37,073 INFO L93 Difference]: Finished difference Result 464 states and 625 transitions. [2023-11-06 23:09:37,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-06 23:09:37,073 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45 [2023-11-06 23:09:37,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:37,087 INFO L225 Difference]: With dead ends: 464 [2023-11-06 23:09:37,087 INFO L226 Difference]: Without dead ends: 369 [2023-11-06 23:09:37,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:09:37,098 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 160 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:37,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 306 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 23:09:37,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2023-11-06 23:09:37,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 344. [2023-11-06 23:09:37,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 270 states have (on average 1.2814814814814814) internal successors, (346), 294 states have internal predecessors, (346), 40 states have call successors, (40), 29 states have call predecessors, (40), 33 states have return successors, (66), 38 states have call predecessors, (66), 40 states have call successors, (66) [2023-11-06 23:09:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 452 transitions. [2023-11-06 23:09:37,230 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 452 transitions. Word has length 45 [2023-11-06 23:09:37,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:37,231 INFO L495 AbstractCegarLoop]: Abstraction has 344 states and 452 transitions. [2023-11-06 23:09:37,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 452 transitions. [2023-11-06 23:09:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-06 23:09:37,242 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:37,242 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:37,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 23:09:37,243 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:37,243 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:37,243 INFO L85 PathProgramCache]: Analyzing trace with hash -364885172, now seen corresponding path program 1 times [2023-11-06 23:09:37,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:37,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628325109] [2023-11-06 23:09:37,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:37,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 23:09:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:09:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:37,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:37,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628325109] [2023-11-06 23:09:37,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628325109] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:37,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:37,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:09:37,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643819169] [2023-11-06 23:09:37,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:37,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:09:37,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:37,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:09:37,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:09:37,345 INFO L87 Difference]: Start difference. First operand 344 states and 452 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:37,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:37,600 INFO L93 Difference]: Finished difference Result 657 states and 881 transitions. [2023-11-06 23:09:37,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:09:37,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45 [2023-11-06 23:09:37,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:37,608 INFO L225 Difference]: With dead ends: 657 [2023-11-06 23:09:37,608 INFO L226 Difference]: Without dead ends: 399 [2023-11-06 23:09:37,611 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:09:37,613 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 98 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 322 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:37,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 322 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:09:37,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 399 states. [2023-11-06 23:09:37,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 399 to 377. [2023-11-06 23:09:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 297 states have (on average 1.2626262626262625) internal successors, (375), 324 states have internal predecessors, (375), 44 states have call successors, (44), 29 states have call predecessors, (44), 35 states have return successors, (76), 42 states have call predecessors, (76), 44 states have call successors, (76) [2023-11-06 23:09:37,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 495 transitions. [2023-11-06 23:09:37,683 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 495 transitions. Word has length 45 [2023-11-06 23:09:37,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:37,683 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 495 transitions. [2023-11-06 23:09:37,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 495 transitions. [2023-11-06 23:09:37,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-06 23:09:37,687 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:37,688 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:37,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 23:09:37,688 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:37,689 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:37,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1182533622, now seen corresponding path program 1 times [2023-11-06 23:09:37,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:37,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608044651] [2023-11-06 23:09:37,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:37,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 23:09:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:09:37,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:37,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:37,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608044651] [2023-11-06 23:09:37,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608044651] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:37,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:37,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 23:09:37,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259074189] [2023-11-06 23:09:37,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:37,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:09:37,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:37,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:09:37,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 23:09:37,882 INFO L87 Difference]: Start difference. First operand 377 states and 495 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:38,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:38,211 INFO L93 Difference]: Finished difference Result 852 states and 1140 transitions. [2023-11-06 23:09:38,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 23:09:38,212 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 45 [2023-11-06 23:09:38,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:38,220 INFO L225 Difference]: With dead ends: 852 [2023-11-06 23:09:38,220 INFO L226 Difference]: Without dead ends: 482 [2023-11-06 23:09:38,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2023-11-06 23:09:38,234 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 207 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:38,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 354 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:09:38,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2023-11-06 23:09:38,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 381. [2023-11-06 23:09:38,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 305 states have (on average 1.2459016393442623) internal successors, (380), 329 states have internal predecessors, (380), 41 states have call successors, (41), 28 states have call predecessors, (41), 34 states have return successors, (73), 39 states have call predecessors, (73), 41 states have call successors, (73) [2023-11-06 23:09:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 494 transitions. [2023-11-06 23:09:38,307 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 494 transitions. Word has length 45 [2023-11-06 23:09:38,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:38,308 INFO L495 AbstractCegarLoop]: Abstraction has 381 states and 494 transitions. [2023-11-06 23:09:38,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:38,309 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 494 transitions. [2023-11-06 23:09:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-06 23:09:38,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:38,310 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:38,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 23:09:38,311 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:38,311 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:38,311 INFO L85 PathProgramCache]: Analyzing trace with hash 987986838, now seen corresponding path program 1 times [2023-11-06 23:09:38,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:38,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984243816] [2023-11-06 23:09:38,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:38,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:38,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:38,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 23:09:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:38,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-06 23:09:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:38,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:09:38,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:38,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984243816] [2023-11-06 23:09:38,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984243816] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:09:38,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811445788] [2023-11-06 23:09:38,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:38,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:09:38,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:09:38,516 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:09:38,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:09:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:38,631 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 23:09:38,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:09:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:09:38,758 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:09:38,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811445788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:38,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:09:38,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2023-11-06 23:09:38,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297435049] [2023-11-06 23:09:38,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:38,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 23:09:38,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:38,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 23:09:38,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:09:38,761 INFO L87 Difference]: Start difference. First operand 381 states and 494 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:38,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:38,997 INFO L93 Difference]: Finished difference Result 1105 states and 1463 transitions. [2023-11-06 23:09:38,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 23:09:38,997 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 50 [2023-11-06 23:09:38,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:39,004 INFO L225 Difference]: With dead ends: 1105 [2023-11-06 23:09:39,004 INFO L226 Difference]: Without dead ends: 731 [2023-11-06 23:09:39,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-11-06 23:09:39,010 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 76 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:39,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 458 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:09:39,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 731 states. [2023-11-06 23:09:39,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 731 to 715. [2023-11-06 23:09:39,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 715 states, 570 states have (on average 1.2280701754385965) internal successors, (700), 610 states have internal predecessors, (700), 79 states have call successors, (79), 55 states have call predecessors, (79), 65 states have return successors, (142), 75 states have call predecessors, (142), 79 states have call successors, (142) [2023-11-06 23:09:39,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 921 transitions. [2023-11-06 23:09:39,169 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 921 transitions. Word has length 50 [2023-11-06 23:09:39,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:39,169 INFO L495 AbstractCegarLoop]: Abstraction has 715 states and 921 transitions. [2023-11-06 23:09:39,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 5 states have internal predecessors, (43), 2 states have call successors, (4), 2 states have call predecessors, (4), 3 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 921 transitions. [2023-11-06 23:09:39,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-06 23:09:39,172 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:39,172 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:39,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:09:39,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:09:39,384 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:39,384 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:39,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1869519007, now seen corresponding path program 1 times [2023-11-06 23:09:39,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:39,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460979872] [2023-11-06 23:09:39,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:39,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:39,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:39,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-06 23:09:39,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:39,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 23:09:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-06 23:09:39,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:39,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460979872] [2023-11-06 23:09:39,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460979872] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:39,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:39,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:09:39,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381650908] [2023-11-06 23:09:39,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:39,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:09:39,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:39,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:09:39,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:09:39,491 INFO L87 Difference]: Start difference. First operand 715 states and 921 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:39,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:39,804 INFO L93 Difference]: Finished difference Result 1327 states and 1730 transitions. [2023-11-06 23:09:39,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-06 23:09:39,804 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 51 [2023-11-06 23:09:39,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:39,808 INFO L225 Difference]: With dead ends: 1327 [2023-11-06 23:09:39,808 INFO L226 Difference]: Without dead ends: 278 [2023-11-06 23:09:39,813 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:09:39,814 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 117 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:39,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 371 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 23:09:39,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2023-11-06 23:09:39,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 270. [2023-11-06 23:09:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 213 states have (on average 1.192488262910798) internal successors, (254), 227 states have internal predecessors, (254), 30 states have call successors, (30), 25 states have call predecessors, (30), 26 states have return successors, (38), 28 states have call predecessors, (38), 30 states have call successors, (38) [2023-11-06 23:09:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 322 transitions. [2023-11-06 23:09:39,861 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 322 transitions. Word has length 51 [2023-11-06 23:09:39,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:39,862 INFO L495 AbstractCegarLoop]: Abstraction has 270 states and 322 transitions. [2023-11-06 23:09:39,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-06 23:09:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 322 transitions. [2023-11-06 23:09:39,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-06 23:09:39,863 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:09:39,864 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:39,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 23:09:39,865 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:09:39,866 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:09:39,866 INFO L85 PathProgramCache]: Analyzing trace with hash -400361830, now seen corresponding path program 1 times [2023-11-06 23:09:39,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:09:39,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141359179] [2023-11-06 23:09:39,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:09:39,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:09:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-06 23:09:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:40,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-06 23:09:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:40,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-06 23:09:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:40,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-06 23:09:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:09:40,108 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:09:40,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:09:40,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141359179] [2023-11-06 23:09:40,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141359179] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:09:40,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:09:40,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 23:09:40,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336745778] [2023-11-06 23:09:40,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:09:40,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 23:09:40,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:09:40,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:09:40,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:09:40,112 INFO L87 Difference]: Start difference. First operand 270 states and 322 transitions. Second operand has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 8 states have internal predecessors, (45), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 23:09:40,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:09:40,653 INFO L93 Difference]: Finished difference Result 523 states and 631 transitions. [2023-11-06 23:09:40,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-06 23:09:40,654 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 8 states have internal predecessors, (45), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) Word has length 54 [2023-11-06 23:09:40,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:09:40,655 INFO L225 Difference]: With dead ends: 523 [2023-11-06 23:09:40,655 INFO L226 Difference]: Without dead ends: 0 [2023-11-06 23:09:40,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=365, Unknown=0, NotChecked=0, Total=506 [2023-11-06 23:09:40,660 INFO L413 NwaCegarLoop]: 43 mSDtfsCounter, 226 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 261 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:09:40,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [228 Valid, 261 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 386 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 23:09:40,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-06 23:09:40,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-06 23:09:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:09:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-06 23:09:40,662 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2023-11-06 23:09:40,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:09:40,662 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:09:40,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 8 states have internal predecessors, (45), 3 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-06 23:09:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:09:40,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-06 23:09:40,666 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 23:09:40,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 23:09:40,670 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-06 23:09:45,943 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 125 131) no Hoare annotation was computed. [2023-11-06 23:09:45,943 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 125 131) the Hoare annotation is: true [2023-11-06 23:09:45,944 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 398 409) no Hoare annotation was computed. [2023-11-06 23:09:45,944 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 398 409) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse3 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~pumpRunning~0 1))) (or .cse0 .cse3 .cse1 .cse2) (or .cse3 .cse2 (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1))))) [2023-11-06 23:09:45,944 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 398 409) no Hoare annotation was computed. [2023-11-06 23:09:45,945 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 485) no Hoare annotation was computed. [2023-11-06 23:09:45,945 INFO L902 garLoopResultBuilder]: At program point L481-1(lines 481 485) the Hoare annotation is: true [2023-11-06 23:09:45,945 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 467 496) no Hoare annotation was computed. [2023-11-06 23:09:45,945 INFO L899 garLoopResultBuilder]: For program point L478(line 478) no Hoare annotation was computed. [2023-11-06 23:09:45,945 INFO L902 garLoopResultBuilder]: At program point L477-2(lines 477 491) the Hoare annotation is: true [2023-11-06 23:09:45,946 INFO L902 garLoopResultBuilder]: At program point L473(line 473) the Hoare annotation is: true [2023-11-06 23:09:45,946 INFO L899 garLoopResultBuilder]: For program point L473-1(line 473) no Hoare annotation was computed. [2023-11-06 23:09:45,946 INFO L902 garLoopResultBuilder]: At program point L492(lines 467 496) the Hoare annotation is: true [2023-11-06 23:09:45,946 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 467 496) the Hoare annotation is: true [2023-11-06 23:09:45,946 INFO L899 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2023-11-06 23:09:45,947 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 410 418) the Hoare annotation is: true [2023-11-06 23:09:45,947 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 410 418) no Hoare annotation was computed. [2023-11-06 23:09:45,947 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 410 418) no Hoare annotation was computed. [2023-11-06 23:09:45,947 INFO L899 garLoopResultBuilder]: For program point L353(lines 353 366) no Hoare annotation was computed. [2023-11-06 23:09:45,948 INFO L895 garLoopResultBuilder]: At program point L353-1(lines 338 370) the Hoare annotation is: (let ((.cse7 (= 1 ~systemActive~0))) (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not .cse7)) (.cse0 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse2 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse8 (= ~pumpRunning~0 0)) (.cse6 (not (= 2 ~waterLevel~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= ~pumpRunning~0 1))) (and (let ((.cse9 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~4#1| 0)))) (or (and .cse0 .cse1 .cse2 .cse3) .cse4 .cse5 (and .cse6 .cse7 .cse1 .cse3) (and .cse8 .cse9 .cse6 .cse1) (not (= ~methaneLevelCritical~0 1)) (and .cse8 .cse9 .cse0 .cse1 .cse2))) (or .cse5 (not (= |old(~pumpRunning~0)| 1)) .cse3) (let ((.cse10 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse4 .cse5 (and .cse10 .cse0 .cse1 .cse2 .cse3) (not (= ~methaneLevelCritical~0 0)) (and .cse8 .cse6 .cse1) (and .cse6 .cse10 .cse7 .cse1 .cse3)))))) [2023-11-06 23:09:45,948 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 382) no Hoare annotation was computed. [2023-11-06 23:09:45,948 INFO L895 garLoopResultBuilder]: At program point L345(line 345) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (= 2 ~waterLevel~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0))) (let ((.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not .cse8)) (.cse0 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse2 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse9 (and .cse5 .cse7 .cse1)) (.cse3 (= ~pumpRunning~0 1))) (and (or (and .cse0 .cse1 .cse2 .cse3) .cse4 (and .cse5 .cse0 .cse1 .cse2) .cse6 (and .cse7 .cse8 .cse1 .cse3) .cse9 (not (= ~methaneLevelCritical~0 1))) (or .cse6 (not (= |old(~pumpRunning~0)| 1)) .cse3) (let ((.cse10 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse4 .cse6 (and .cse10 .cse0 .cse1 .cse2 .cse3) (not (= ~methaneLevelCritical~0 0)) .cse9 (and .cse7 .cse10 .cse8 .cse1 .cse3)))))) [2023-11-06 23:09:45,949 INFO L895 garLoopResultBuilder]: At program point L378-2(lines 374 385) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1))) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2023-11-06 23:09:45,949 INFO L899 garLoopResultBuilder]: For program point L345-1(line 345) no Hoare annotation was computed. [2023-11-06 23:09:45,949 INFO L895 garLoopResultBuilder]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and (= ~pumpRunning~0 0) (not (= 2 ~waterLevel~0)) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1))) (or .cse1 (not (= |old(~pumpRunning~0)| 1))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2023-11-06 23:09:45,950 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 101 124) no Hoare annotation was computed. [2023-11-06 23:09:45,950 INFO L895 garLoopResultBuilder]: At program point L197(line 197) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (and .cse4 .cse5 (= |timeShift_isHighWaterSensorDry_#res#1| 0) .cse6 (not (= |timeShift_isHighWaterLevel_#res#1| 0)))) (.cse3 (and .cse4 (not (= 2 ~waterLevel~0)) .cse5 .cse6))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1))) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse1 .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 1)))))) [2023-11-06 23:09:45,950 INFO L899 garLoopResultBuilder]: For program point L197-1(line 197) no Hoare annotation was computed. [2023-11-06 23:09:45,950 INFO L899 garLoopResultBuilder]: For program point L932(line 932) no Hoare annotation was computed. [2023-11-06 23:09:45,951 INFO L895 garLoopResultBuilder]: At program point isHighWaterSensorDry_returnLabel#1(lines 451 464) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and .cse4 (not (= 2 ~waterLevel~0)) .cse5)) (.cse3 (and .cse4 (= |timeShift_isHighWaterSensorDry_#res#1| 0) .cse5))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3) (or .cse1 (not (= |old(~pumpRunning~0)| 1))) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3)))) [2023-11-06 23:09:45,951 INFO L895 garLoopResultBuilder]: At program point L152(line 152) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1))) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (= ~pumpRunning~0 1)) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2023-11-06 23:09:45,952 INFO L895 garLoopResultBuilder]: At program point L152-1(lines 133 157) the Hoare annotation is: (let ((.cse4 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse17 (= ~waterLevel~0 1)) (.cse9 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse8 (not (= 2 ~waterLevel~0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse7 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse10 (and .cse3 .cse8 .cse6)) (.cse1 (= ~pumpRunning~0 1)) (.cse13 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not .cse9)) (.cse15 (and .cse9 .cse4 .cse17)) (.cse16 (and .cse3 .cse17)) (.cse11 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse2 .cse0 (and .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse6 .cse1) .cse10 .cse11 (and .cse4 .cse5 .cse6 .cse7 .cse1)) (let ((.cse12 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse2 .cse0 (and .cse12 .cse4 .cse5 .cse6 .cse7 .cse1) .cse13 .cse10 (and .cse8 .cse12 .cse9 .cse6 .cse1))) (or .cse2 .cse14 .cse0 .cse15 .cse13 .cse16) (or .cse2 .cse14 .cse0 .cse15 .cse16 .cse11)))) [2023-11-06 23:09:45,952 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 442 450) the Hoare annotation is: (let ((.cse11 (not (= 2 |timeShift_getWaterLevel_#res#1|))) (.cse12 (not (= 2 ~waterLevel~0))) (.cse13 (= 1 ~systemActive~0)) (.cse8 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1))) (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= |timeShift_getWaterLevel_#res#1| 1)) (.cse7 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse9 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse14 (and .cse11 .cse12 .cse13 .cse8 .cse1)) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not .cse13)) (.cse4 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (let ((.cse6 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse2 .cse0 (and .cse6 .cse7 .cse8 .cse9 .cse1) .cse10 (and .cse11 .cse12 .cse6 .cse13 .cse8 .cse1) (and (= ~pumpRunning~0 0) .cse11 .cse12 .cse8))) (or .cse2 .cse3 .cse0 .cse10 .cse5) (or (and .cse7 .cse8 .cse9 .cse1) .cse14 .cse2 .cse0 .cse4) (or .cse14 .cse2 .cse0 .cse4 (= |old(~waterLevel~0)| 2))))) [2023-11-06 23:09:45,953 INFO L899 garLoopResultBuilder]: For program point L347(lines 347 367) no Hoare annotation was computed. [2023-11-06 23:09:45,953 INFO L899 garLoopResultBuilder]: For program point L112-1(lines 112 118) no Hoare annotation was computed. [2023-11-06 23:09:45,953 INFO L899 garLoopResultBuilder]: For program point L174(lines 174 180) no Hoare annotation was computed. [2023-11-06 23:09:45,953 INFO L899 garLoopResultBuilder]: For program point L141(lines 141 149) no Hoare annotation was computed. [2023-11-06 23:09:45,954 INFO L895 garLoopResultBuilder]: At program point activatePump__wrappee__highWaterSensor_returnLabel#1(lines 158 165) the Hoare annotation is: (let ((.cse9 (= 1 ~systemActive~0))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse6 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse0 (not .cse9)) (.cse8 (not (= 2 ~waterLevel~0))) (.cse2 (= |timeShift_activatePump_~tmp~1#1| 0)) (.cse3 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1))) (or .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse0 (not (= ~methaneLevelCritical~0 1)) (and .cse8 .cse2 .cse9 .cse3 .cse5 .cse7)) (let ((.cse10 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse1 (and .cse10 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse8 .cse10 .cse2 .cse9 .cse3 .cse5 .cse7)))))) [2023-11-06 23:09:45,954 INFO L895 garLoopResultBuilder]: At program point L174-2(lines 167 183) the Hoare annotation is: (let ((.cse10 (= 1 ~systemActive~0))) (let ((.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse6 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse0 (not .cse10)) (.cse9 (not (= 2 ~waterLevel~0))) (.cse2 (= |timeShift_activatePump_~tmp~1#1| 0)) (.cse3 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 1))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 1))) (let ((.cse8 (= ~pumpRunning~0 0))) (or .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse0 (and .cse8 .cse3 .cse4 .cse5 .cse6) (and .cse8 .cse9 .cse3 .cse5) (not (= ~methaneLevelCritical~0 1)) (and .cse9 .cse2 .cse10 .cse3 .cse5 .cse7))) (let ((.cse11 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse1 (and .cse11 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse0 (not (= ~methaneLevelCritical~0 0)) (and .cse9 .cse11 .cse2 .cse10 .cse3 .cse5 .cse7)))))) [2023-11-06 23:09:45,955 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 928 935) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1))) (or .cse1 (not (= |old(~pumpRunning~0)| 1))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2023-11-06 23:09:45,955 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 101 124) the Hoare annotation is: (let ((.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 0) .cse3)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 1))) (or .cse2 (not (= |old(~pumpRunning~0)| 1)) (and .cse3 (= ~pumpRunning~0 1)))))) [2023-11-06 23:09:45,955 INFO L899 garLoopResultBuilder]: For program point L137(lines 137 154) no Hoare annotation was computed. [2023-11-06 23:09:45,955 INFO L899 garLoopResultBuilder]: For program point L455(lines 455 461) no Hoare annotation was computed. [2023-11-06 23:09:45,955 INFO L899 garLoopResultBuilder]: For program point L257(lines 257 261) no Hoare annotation was computed. [2023-11-06 23:09:45,956 INFO L899 garLoopResultBuilder]: For program point L257-2(lines 257 261) no Hoare annotation was computed. [2023-11-06 23:09:45,956 INFO L895 garLoopResultBuilder]: At program point isHighWaterLevel_returnLabel#1(lines 248 266) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (and .cse4 (= |timeShift_isHighWaterLevel_~tmp~2#1| 0) (not (= |timeShift_isHighWaterLevel_~tmp___0~0#1| 0)) (= |timeShift_isHighWaterSensorDry_#res#1| 0) .cse5 (not (= |timeShift_isHighWaterLevel_#res#1| 0)))) (.cse3 (and .cse4 (not (= 2 ~waterLevel~0)) .cse5))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 1))) (or .cse1 (not (= |old(~pumpRunning~0)| 1))) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3)))) [2023-11-06 23:09:45,956 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 101 124) no Hoare annotation was computed. [2023-11-06 23:09:45,957 INFO L895 garLoopResultBuilder]: At program point isMethaneAlarm_returnLabel#1(lines 192 202) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse7 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse2 (= ~pumpRunning~0 0)) (.cse8 (not (= 2 ~waterLevel~0))) (.cse4 (not (= |timeShift_processEnvironment_~tmp~0#1| 0))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (let ((.cse3 (= |timeShift_isMethaneAlarm_#res#1| 0))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8 .cse3 .cse4 .cse6))) (or .cse1 (not (= |old(~pumpRunning~0)| 1))) (or .cse0 .cse1 (and .cse2 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8 .cse4 .cse6) (not (= ~methaneLevelCritical~0 1))))) [2023-11-06 23:09:45,957 INFO L895 garLoopResultBuilder]: At program point isPumpRunning_returnLabel#1(lines 203 211) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |timeShift_isPumpRunning_#res#1| 1)) (.cse5 (= |timeShift_isHighWaterSensorDry_#res#1| 0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (not (= |timeShift_isHighWaterLevel_#res#1| 0))) (.cse8 (= ~pumpRunning~0 1))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 .cse1 .cse3 (= |old(~waterLevel~0)| 2)) (or .cse0 .cse1 .cse2 (and .cse4 (= |timeShift_isMethaneAlarm_#res#1| 0) .cse5 .cse6 .cse7 .cse8)) (or .cse1 (not (= |old(~pumpRunning~0)| 1)) (and .cse4 .cse8)) (or .cse0 .cse1 .cse3 (and .cse4 .cse5 .cse6 .cse7 .cse8)))) [2023-11-06 23:09:45,957 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 932) no Hoare annotation was computed. [2023-11-06 23:09:45,958 INFO L899 garLoopResultBuilder]: For program point L105-1(lines 104 123) no Hoare annotation was computed. [2023-11-06 23:09:45,958 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 363) no Hoare annotation was computed. [2023-11-06 23:09:45,958 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 287) no Hoare annotation was computed. [2023-11-06 23:09:45,958 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 528 537) the Hoare annotation is: true [2023-11-06 23:09:45,958 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 23:09:45,959 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 538 560) the Hoare annotation is: true [2023-11-06 23:09:45,959 INFO L899 garLoopResultBuilder]: For program point L548(lines 548 555) no Hoare annotation was computed. [2023-11-06 23:09:45,959 INFO L899 garLoopResultBuilder]: For program point L548-2(lines 548 555) no Hoare annotation was computed. [2023-11-06 23:09:45,959 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2023-11-06 23:09:45,959 INFO L899 garLoopResultBuilder]: For program point L317(lines 317 321) no Hoare annotation was computed. [2023-11-06 23:09:45,960 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2023-11-06 23:09:45,960 INFO L895 garLoopResultBuilder]: At program point L317-2(lines 311 322) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse1 .cse2 (= ~pumpRunning~0 1)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2023-11-06 23:09:45,960 INFO L899 garLoopResultBuilder]: For program point L301(lines 301 307) no Hoare annotation was computed. [2023-11-06 23:09:45,960 INFO L899 garLoopResultBuilder]: For program point L301-1(lines 301 307) no Hoare annotation was computed. [2023-11-06 23:09:45,960 INFO L902 garLoopResultBuilder]: At program point L330(lines 271 334) the Hoare annotation is: true [2023-11-06 23:09:45,961 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 521 527) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 23:09:45,961 INFO L895 garLoopResultBuilder]: At program point L293(line 293) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse1 .cse2 (= ~pumpRunning~0 1)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 2 ~waterLevel~0)) .cse1 .cse2))) [2023-11-06 23:09:45,961 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-06 23:09:45,961 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-06 23:09:45,961 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 71 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 23:09:45,962 INFO L895 garLoopResultBuilder]: At program point L327(lines 280 328) the Hoare annotation is: false [2023-11-06 23:09:45,962 INFO L899 garLoopResultBuilder]: For program point L282(lines 281 326) no Hoare annotation was computed. [2023-11-06 23:09:45,962 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 322) no Hoare annotation was computed. [2023-11-06 23:09:45,962 INFO L895 garLoopResultBuilder]: At program point L303(line 303) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse1 .cse2 (= ~pumpRunning~0 1)) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2023-11-06 23:09:45,963 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2023-11-06 23:09:45,963 INFO L895 garLoopResultBuilder]: At program point L324(lines 281 326) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse1 .cse2 (= ~pumpRunning~0 1)) (and .cse0 (= ~methaneLevelCritical~0 0) (not (= 2 ~waterLevel~0)) .cse1 .cse2))) [2023-11-06 23:09:45,963 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 297) no Hoare annotation was computed. [2023-11-06 23:09:45,963 INFO L899 garLoopResultBuilder]: For program point L291-1(lines 291 297) no Hoare annotation was computed. [2023-11-06 23:09:45,963 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 386 397) no Hoare annotation was computed. [2023-11-06 23:09:45,964 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 386 397) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 (= |old(~waterLevel~0)| 2)) (or .cse1 (not (= ~pumpRunning~0 1)) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2))) [2023-11-06 23:09:45,964 INFO L899 garLoopResultBuilder]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2023-11-06 23:09:45,967 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:09:45,969 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 23:09:46,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 11:09:46 BoogieIcfgContainer [2023-11-06 23:09:46,025 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 23:09:46,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:09:46,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:09:46,027 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:09:46,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:09:35" (3/4) ... [2023-11-06 23:09:46,030 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 23:09:46,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2023-11-06 23:09:46,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2023-11-06 23:09:46,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2023-11-06 23:09:46,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2023-11-06 23:09:46,036 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2023-11-06 23:09:46,036 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2023-11-06 23:09:46,046 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-06 23:09:46,046 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-06 23:09:46,047 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 23:09:46,048 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:09:46,049 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 23:09:46,085 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) [2023-11-06 23:09:46,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || ((((!((tmp == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((\result == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || !((methaneLevelCritical == 0))) || ((pumpRunning == 0) && (waterLevel == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || ((pumpRunning == 0) && (waterLevel == 1))) || !((methaneLevelCritical == 1)))) [2023-11-06 23:09:46,087 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((tmp == 0))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((pumpRunning == 0) && (\result == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((((pumpRunning == 0) && !((2 == waterLevel))) && (\result == 0)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1)))) [2023-11-06 23:09:46,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\result == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((((!((2 == \result)) && !((2 == waterLevel))) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((2 == \result))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (\result == 1))) && ((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || ((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1)))) && ((((((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) [2023-11-06 23:09:46,088 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)))) [2023-11-06 23:09:46,089 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,089 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) [2023-11-06 23:09:46,090 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((\result == 1) && (\result == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || ((\result == 1) && (pumpRunning == 1)))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((\result == 1) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) [2023-11-06 23:09:46,091 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) [2023-11-06 23:09:46,133 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) [2023-11-06 23:09:46,134 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || ((((!((tmp == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((\result == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || !((methaneLevelCritical == 0))) || ((pumpRunning == 0) && (waterLevel == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || ((pumpRunning == 0) && (waterLevel == 1))) || !((methaneLevelCritical == 1)))) [2023-11-06 23:09:46,135 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((tmp == 0))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,135 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((pumpRunning == 0) && (\result == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((((pumpRunning == 0) && !((2 == waterLevel))) && (\result == 0)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1)))) [2023-11-06 23:09:46,135 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\result == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((((!((2 == \result)) && !((2 == waterLevel))) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((2 == \result))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (\result == 1))) && ((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || ((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1)))) && ((((((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) [2023-11-06 23:09:46,135 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)))) [2023-11-06 23:09:46,136 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,136 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) [2023-11-06 23:09:46,136 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) [2023-11-06 23:09:46,136 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((\result == 1) && (\result == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || ((\result == 1) && (pumpRunning == 1)))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((\result == 1) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) [2023-11-06 23:09:46,137 WARN L115 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) [2023-11-06 23:09:46,171 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 23:09:46,172 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 23:09:46,172 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:09:46,173 INFO L158 Benchmark]: Toolchain (without parser) took 12518.83ms. Allocated memory was 144.7MB in the beginning and 226.5MB in the end (delta: 81.8MB). Free memory was 98.3MB in the beginning and 157.9MB in the end (delta: -59.5MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,173 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:09:46,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.99ms. Allocated memory is still 144.7MB. Free memory was 98.0MB in the beginning and 79.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.29ms. Allocated memory is still 144.7MB. Free memory was 79.1MB in the beginning and 113.5MB in the end (delta: -34.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,174 INFO L158 Benchmark]: Boogie Preprocessor took 58.40ms. Allocated memory is still 144.7MB. Free memory was 113.5MB in the beginning and 112.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:09:46,175 INFO L158 Benchmark]: RCFGBuilder took 577.70ms. Allocated memory is still 144.7MB. Free memory was 112.4MB in the beginning and 96.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,175 INFO L158 Benchmark]: TraceAbstraction took 11007.37ms. Allocated memory was 144.7MB in the beginning and 226.5MB in the end (delta: 81.8MB). Free memory was 95.6MB in the beginning and 165.2MB in the end (delta: -69.6MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,176 INFO L158 Benchmark]: Witness Printer took 145.95ms. Allocated memory is still 226.5MB. Free memory was 165.2MB in the beginning and 157.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-06 23:09:46,178 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.99ms. Allocated memory is still 144.7MB. Free memory was 98.0MB in the beginning and 79.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.29ms. Allocated memory is still 144.7MB. Free memory was 79.1MB in the beginning and 113.5MB in the end (delta: -34.4MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.40ms. Allocated memory is still 144.7MB. Free memory was 113.5MB in the beginning and 112.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 577.70ms. Allocated memory is still 144.7MB. Free memory was 112.4MB in the beginning and 96.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 11007.37ms. Allocated memory was 144.7MB in the beginning and 226.5MB in the end (delta: 81.8MB). Free memory was 95.6MB in the beginning and 165.2MB in the end (delta: -69.6MB). Peak memory consumption was 119.1MB. Max. memory is 16.1GB. * Witness Printer took 145.95ms. Allocated memory is still 226.5MB. Free memory was 165.2MB in the beginning and 157.9MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [87] - GenericResultAtLocation [Line: 267]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [267] - GenericResultAtLocation [Line: 335]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [335] - GenericResultAtLocation [Line: 371]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [371] - GenericResultAtLocation [Line: 465]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [465] - GenericResultAtLocation [Line: 561]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [561] - GenericResultAtLocation [Line: 927]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [927] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 932]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 81 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.9s, OverallIterations: 11, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1082 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1052 mSDsluCounter, 2832 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1950 mSDsCounter, 162 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 934 IncrementalHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 162 mSolverCounterUnsat, 882 mSDtfsCounter, 934 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 196 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=715occurred in iteration=9, InterpolantAutomatonStates: 82, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 180 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 1189 PreInvPairs, 1492 NumberOfFragments, 2030 HoareAnnotationTreeSize, 1189 FomulaSimplifications, 5080 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 37 FomulaSimplificationsInter, 9042 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 497 NumberOfCodeBlocks, 497 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 485 ConstructedInterpolants, 0 QuantifiedInterpolants, 984 SizeOfPredicates, 4 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 10/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 280]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: (((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\result == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((((!((2 == \result)) && !((2 == waterLevel))) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((2 == \result))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) && ((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (\result == 1))) && ((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || ((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1)))) && ((((((((!((2 == \result)) && !((2 == waterLevel))) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((pumpRunning == 0) && (\result == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((((pumpRunning == 0) && !((2 == waterLevel))) && (\result == 0)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1)))) - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0) && (methaneLevelCritical == 0)) && (1 == systemActive)) && (waterLevel == 1)) - InvariantResult [Line: 451]: Loop Invariant Derived loop invariant: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((pumpRunning == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)))) - InvariantResult [Line: 538]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 203]: Loop Invariant Derived loop invariant: (((((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (\old(waterLevel) == 2))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((\result == 1) && (\result == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || ((\result == 1) && (pumpRunning == 1)))) && (((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) || (((((\result == 1) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 1))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && ((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || !((methaneLevelCritical == 0)))) - InvariantResult [Line: 338]: Loop Invariant Derived loop invariant: ((((((((((((\result == 0) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)) || !((\old(pumpRunning) == 0))) || !((1 == systemActive))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || ((((pumpRunning == 0) && !((tmp == 0))) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) && ((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((\result == 0) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: (((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) && ((((((!((\old(pumpRunning) == 0)) || ((((((tmp == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || ((((pumpRunning == 0) && !((2 == waterLevel))) && !((tmp == 0))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || (((((!((2 == waterLevel)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && ((((!((\old(pumpRunning) == 0)) || (((((((\result == 0) && (tmp == 0)) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((1 == systemActive))) || !((methaneLevelCritical == 0))) || ((((((!((2 == waterLevel)) && (\result == 0)) && (tmp == 0)) && (1 == systemActive)) && !((tmp == 0))) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((!((1 == systemActive)) || !((\old(pumpRunning) == 1))) || (pumpRunning == 1)) && ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || (((((pumpRunning == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((!((2 == waterLevel)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) || ((((!((tmp == 0)) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((\result == 0) && !((tmp == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0))) && (pumpRunning == 1))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || ((((!((2 == waterLevel)) && (\result == 0)) && (1 == systemActive)) && (\old(waterLevel) == waterLevel)) && (pumpRunning == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || !((methaneLevelCritical == 0))) || ((pumpRunning == 0) && (waterLevel == 1)))) && (((((!((\old(pumpRunning) == 0)) || !((\old(waterLevel) == 1))) || !((1 == systemActive))) || (((1 == systemActive) && !((tmp == 0))) && (waterLevel == 1))) || ((pumpRunning == 0) && (waterLevel == 1))) || !((methaneLevelCritical == 1)))) - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: ((((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel))) || !((methaneLevelCritical == 1))) && (!((1 == systemActive)) || !((\old(pumpRunning) == 1)))) && ((((!((\old(pumpRunning) == 0)) || !((1 == systemActive))) || ((((((pumpRunning == 0) && (tmp == 0)) && !((tmp___0 == 0))) && (\result == 0)) && (\old(waterLevel) == waterLevel)) && !((\result == 0)))) || !((methaneLevelCritical == 0))) || (((pumpRunning == 0) && !((2 == waterLevel))) && (\old(waterLevel) == waterLevel)))) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: ((((((pumpRunning == 0) && (1 == systemActive)) && (methaneLevelCritical == 1)) && (splverifierCounter == 0)) || (((1 == systemActive) && (splverifierCounter == 0)) && (pumpRunning == 1))) || (((((pumpRunning == 0) && (methaneLevelCritical == 0)) && !((2 == waterLevel))) && (1 == systemActive)) && (splverifierCounter == 0))) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-06 23:09:46,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3818a558-1095-4b73-87cb-2b59289fb5a9/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE