./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e2e0ba6a085074e8295b6882a51ff57a646359fc725b3e12397ae540b49c1d93
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 01:59:36,998 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 01:59:37,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-24 01:59:37,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 01:59:37,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 01:59:37,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 01:59:37,108 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 01:59:37,108 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 01:59:37,108 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 01:59:37,109 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 01:59:37,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 01:59:37,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 01:59:37,109 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 01:59:37,109 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-24 01:59:37,110 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-24 01:59:37,110 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-24 01:59:37,110 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-24 01:59:37,110 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-24 01:59:37,110 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-24 01:59:37,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-24 01:59:37,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 01:59:37,112 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 01:59:37,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 01:59:37,113 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 01:59:37,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 01:59:37,113 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-11-24 01:59:37,113 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-24 01:59:37,113 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
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_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
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 -> e2e0ba6a085074e8295b6882a51ff57a646359fc725b3e12397ae540b49c1d93
[2024-11-24 01:59:37,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 01:59:37,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 01:59:37,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 01:59:37,503 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 01:59:37,503 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 01:59:37,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c
[2024-11-24 01:59:40,649 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/data/502056593/2e5318ab45ed458c84a341cc6c2080bc/FLAG04420e9f1
[2024-11-24 01:59:40,924 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 01:59:40,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/sv-benchmarks/c/product-lines/minepump_spec3_product33.cil.c
[2024-11-24 01:59:40,940 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/data/502056593/2e5318ab45ed458c84a341cc6c2080bc/FLAG04420e9f1
[2024-11-24 01:59:41,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/data/502056593/2e5318ab45ed458c84a341cc6c2080bc
[2024-11-24 01:59:41,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 01:59:41,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 01:59:41,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 01:59:41,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 01:59:41,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 01:59:41,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50722b83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41, skipping insertion in model container
[2024-11-24 01:59:41,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,278 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 01:59:41,574 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:59:41,586 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 01:59:41,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49]
[2024-11-24 01:59:41,596 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [150]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [252]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [618]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [627]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [692]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [848]
[2024-11-24 01:59:41,597 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [882]
[2024-11-24 01:59:41,691 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 01:59:41,710 INFO L204 MainTranslator]: Completed translation
[2024-11-24 01:59:41,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41 WrapperNode
[2024-11-24 01:59:41,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 01:59:41,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 01:59:41,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 01:59:41,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 01:59:41,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,730 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,766 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 48, calls inlined = 53, statements flattened = 370
[2024-11-24 01:59:41,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 01:59:41,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 01:59:41,767 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 01:59:41,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 01:59:41,777 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,797 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-24 01:59:41,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,797 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,805 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,823 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 01:59:41,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 01:59:41,827 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 01:59:41,827 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 01:59:41,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (1/1) ...
[2024-11-24 01:59:41,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-24 01:59:41,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:59:41,867 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-24 01:59:41,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-24 01:59:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-24 01:59:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-24 01:59:41,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 01:59:41,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 01:59:41,984 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 01:59:41,986 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 01:59:42,378 INFO L? ?]: Removed 85 outVars from TransFormulas that were not future-live.
[2024-11-24 01:59:42,378 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 01:59:42,390 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 01:59:42,390 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-24 01:59:42,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:59:42 BoogieIcfgContainer
[2024-11-24 01:59:42,391 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 01:59:42,392 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-24 01:59:42,392 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-24 01:59:42,398 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-24 01:59:42,398 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-24 01:59:42,399 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 24.11 01:59:41" (1/3) ...
[2024-11-24 01:59:42,400 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@430daf39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:59:42, skipping insertion in model container
[2024-11-24 01:59:42,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-24 01:59:42,400 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:59:41" (2/3) ...
[2024-11-24 01:59:42,400 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@430daf39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 24.11 01:59:42, skipping insertion in model container
[2024-11-24 01:59:42,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-24 01:59:42,400 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:59:42" (3/3) ...
[2024-11-24 01:59:42,402 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product33.cil.c
[2024-11-24 01:59:42,455 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-24 01:59:42,455 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-24 01:59:42,455 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-24 01:59:42,455 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-24 01:59:42,455 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-24 01:59:42,455 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-24 01:59:42,456 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-24 01:59:42,456 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-24 01:59:42,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 112 states, 111 states have (on average 1.3873873873873874) internal successors, (154), 111 states have internal predecessors, (154), 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)
[2024-11-24 01:59:42,488 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 70
[2024-11-24 01:59:42,488 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-24 01:59:42,488 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-24 01:59:42,498 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:42,498 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:42,498 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-24 01:59:42,499 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 112 states, 111 states have (on average 1.3873873873873874) internal successors, (154), 111 states have internal predecessors, (154), 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)
[2024-11-24 01:59:42,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 70
[2024-11-24 01:59:42,510 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-24 01:59:42,510 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-24 01:59:42,511 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:42,511 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:42,518 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret9#1, main_~retValue_acc~3#1, main_~tmp~0#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1;" "main_#t~ret9#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-24 01:59:42,519 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~7#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification3_spec__1_#t~ret48#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~7#1 := __utac_acc__Specification3_spec__1_#t~ret48#1;havoc __utac_acc__Specification3_spec__1_#t~ret48#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~7#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-24 01:59:42,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:42,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-24 01:59:42,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:42,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777977407]
[2024-11-24 01:59:42,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:42,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:42,660 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:42,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:42,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:42,748 INFO L85 PathProgramCache]: Analyzing trace with hash 703689288, now seen corresponding path program 1 times
[2024-11-24 01:59:42,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:42,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52150931]
[2024-11-24 01:59:42,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:42,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:42,762 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:42,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:42,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:42,778 INFO L85 PathProgramCache]: Analyzing trace with hash 747412484, now seen corresponding path program 1 times
[2024-11-24 01:59:42,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:42,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667550790]
[2024-11-24 01:59:42,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:42,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:43,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-24 01:59:43,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1667550790]
[2024-11-24 01:59:43,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1667550790] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:59:43,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748564038]
[2024-11-24 01:59:43,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:59:43,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:59:43,046 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:59:43,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-24 01:59:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:43,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-24 01:59:43,152 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:59:43,223 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:59:43,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1748564038] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:59:43,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-24 01:59:43,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-11-24 01:59:43,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657914863]
[2024-11-24 01:59:43,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:59:43,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-24 01:59:43,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-24 01:59:43,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-24 01:59:43,408 INFO L87 Difference]: Start difference. First operand has 112 states, 111 states have (on average 1.3873873873873874) internal successors, (154), 111 states have internal predecessors, (154), 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) Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 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)
[2024-11-24 01:59:43,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:59:43,509 INFO L93 Difference]: Finished difference Result 106 states and 137 transitions.
[2024-11-24 01:59:43,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 106 states and 137 transitions.
[2024-11-24 01:59:43,519 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 64
[2024-11-24 01:59:43,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 106 states to 96 states and 127 transitions.
[2024-11-24 01:59:43,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 96
[2024-11-24 01:59:43,531 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 96
[2024-11-24 01:59:43,531 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions.
[2024-11-24 01:59:43,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-24 01:59:43,532 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions.
[2024-11-24 01:59:43,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions.
[2024-11-24 01:59:43,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96.
[2024-11-24 01:59:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 96 states have (on average 1.3229166666666667) internal successors, (127), 95 states have internal predecessors, (127), 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)
[2024-11-24 01:59:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 127 transitions.
[2024-11-24 01:59:43,562 INFO L240 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions.
[2024-11-24 01:59:43,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-24 01:59:43,567 INFO L425 stractBuchiCegarLoop]: Abstraction has 96 states and 127 transitions.
[2024-11-24 01:59:43,567 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-24 01:59:43,568 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 96 states and 127 transitions.
[2024-11-24 01:59:43,569 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 64
[2024-11-24 01:59:43,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-24 01:59:43,570 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-24 01:59:43,570 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:43,570 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:43,571 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret9#1, main_~retValue_acc~3#1, main_~tmp~0#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1;" "main_#t~ret9#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-24 01:59:43,571 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1;" "assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~7#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification3_spec__1_#t~ret48#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~7#1 := __utac_acc__Specification3_spec__1_#t~ret48#1;havoc __utac_acc__Specification3_spec__1_#t~ret48#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~7#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-24 01:59:43,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:43,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-24 01:59:43,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:43,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584116080]
[2024-11-24 01:59:43,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,585 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:43,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:43,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1645894401, now seen corresponding path program 1 times
[2024-11-24 01:59:43,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:43,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840592516]
[2024-11-24 01:59:43,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:43,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-24 01:59:43,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840592516]
[2024-11-24 01:59:43,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840592516] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:59:43,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078024215]
[2024-11-24 01:59:43,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:59:43,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:59:43,640 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:59:43,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-24 01:59:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:43,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-24 01:59:43,698 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:59:43,706 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:59:43,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078024215] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:59:43,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-24 01:59:43,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3
[2024-11-24 01:59:43,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365005938]
[2024-11-24 01:59:43,718 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:59:43,718 INFO L764 eck$LassoCheckResult]: loop already infeasible
[2024-11-24 01:59:43,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-24 01:59:43,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-24 01:59:43,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-24 01:59:43,719 INFO L87 Difference]: Start difference. First operand 96 states and 127 transitions. cyclomatic complexity: 33 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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)
[2024-11-24 01:59:43,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:59:43,786 INFO L93 Difference]: Finished difference Result 152 states and 196 transitions.
[2024-11-24 01:59:43,786 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 196 transitions.
[2024-11-24 01:59:43,789 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 106
[2024-11-24 01:59:43,790 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 152 states and 196 transitions.
[2024-11-24 01:59:43,790 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 152
[2024-11-24 01:59:43,790 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 152
[2024-11-24 01:59:43,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 152 states and 196 transitions.
[2024-11-24 01:59:43,791 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-24 01:59:43,791 INFO L218 hiAutomatonCegarLoop]: Abstraction has 152 states and 196 transitions.
[2024-11-24 01:59:43,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states and 196 transitions.
[2024-11-24 01:59:43,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152.
[2024-11-24 01:59:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 151 states have internal predecessors, (196), 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)
[2024-11-24 01:59:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 196 transitions.
[2024-11-24 01:59:43,804 INFO L240 hiAutomatonCegarLoop]: Abstraction has 152 states and 196 transitions.
[2024-11-24 01:59:43,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-24 01:59:43,806 INFO L425 stractBuchiCegarLoop]: Abstraction has 152 states and 196 transitions.
[2024-11-24 01:59:43,806 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-24 01:59:43,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 152 states and 196 transitions.
[2024-11-24 01:59:43,807 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 106
[2024-11-24 01:59:43,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-24 01:59:43,807 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-24 01:59:43,808 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:43,808 INFO L149 hiAutomatonCegarLoop]: Counterexample loop 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]
[2024-11-24 01:59:43,808 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret9#1, main_~retValue_acc~3#1, main_~tmp~0#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1;" "main_#t~ret9#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-24 01:59:43,808 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1;" "assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;" "assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~2#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~2#1;" "isHighWaterLevel_#t~ret47#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret47#1;havoc isHighWaterLevel_#t~ret47#1;" "assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0;" "isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1;" "processEnvironment_#t~ret37#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment_~tmp~5#1 := processEnvironment_#t~ret37#1;havoc processEnvironment_#t~ret37#1;" "assume !(0 != processEnvironment_~tmp~5#1);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~7#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification3_spec__1_#t~ret48#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~7#1 := __utac_acc__Specification3_spec__1_#t~ret48#1;havoc __utac_acc__Specification3_spec__1_#t~ret48#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~7#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-24 01:59:43,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:43,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-11-24 01:59:43,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:43,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594556221]
[2024-11-24 01:59:43,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,828 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,848 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:43,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:43,848 INFO L85 PathProgramCache]: Analyzing trace with hash -96159735, now seen corresponding path program 1 times
[2024-11-24 01:59:43,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:43,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769193826]
[2024-11-24 01:59:43,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,865 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:43,882 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:43,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:43,883 INFO L85 PathProgramCache]: Analyzing trace with hash -552156723, now seen corresponding path program 1 times
[2024-11-24 01:59:43,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:43,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016643073]
[2024-11-24 01:59:43,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:43,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:44,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-24 01:59:44,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016643073]
[2024-11-24 01:59:44,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016643073] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-24 01:59:44,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1322825137]
[2024-11-24 01:59:44,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:44,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-24 01:59:44,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 01:59:44,178 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-24 01:59:44,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-24 01:59:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-24 01:59:44,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-24 01:59:44,262 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-24 01:59:44,346 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-24 01:59:44,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1322825137] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-24 01:59:44,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-24 01:59:44,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4
[2024-11-24 01:59:44,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747193242]
[2024-11-24 01:59:44,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-24 01:59:44,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-24 01:59:44,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-24 01:59:44,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-24 01:59:44,578 INFO L87 Difference]: Start difference. First operand 152 states and 196 transitions. cyclomatic complexity: 46 Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 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)
[2024-11-24 01:59:44,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-24 01:59:44,672 INFO L93 Difference]: Finished difference Result 297 states and 377 transitions.
[2024-11-24 01:59:44,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 297 states and 377 transitions.
[2024-11-24 01:59:44,676 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212
[2024-11-24 01:59:44,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 297 states to 297 states and 377 transitions.
[2024-11-24 01:59:44,680 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 297
[2024-11-24 01:59:44,684 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 297
[2024-11-24 01:59:44,684 INFO L73 IsDeterministic]: Start isDeterministic. Operand 297 states and 377 transitions.
[2024-11-24 01:59:44,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-24 01:59:44,686 INFO L218 hiAutomatonCegarLoop]: Abstraction has 297 states and 377 transitions.
[2024-11-24 01:59:44,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states and 377 transitions.
[2024-11-24 01:59:44,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 297.
[2024-11-24 01:59:44,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 297 states have (on average 1.2693602693602695) internal successors, (377), 296 states have internal predecessors, (377), 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)
[2024-11-24 01:59:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 377 transitions.
[2024-11-24 01:59:44,709 INFO L240 hiAutomatonCegarLoop]: Abstraction has 297 states and 377 transitions.
[2024-11-24 01:59:44,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-24 01:59:44,710 INFO L425 stractBuchiCegarLoop]: Abstraction has 297 states and 377 transitions.
[2024-11-24 01:59:44,710 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2024-11-24 01:59:44,710 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 297 states and 377 transitions.
[2024-11-24 01:59:44,712 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 212
[2024-11-24 01:59:44,712 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-24 01:59:44,712 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-24 01:59:44,713 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-24 01:59:44,713 INFO L149 hiAutomatonCegarLoop]: Counterexample loop 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]
[2024-11-24 01:59:44,713 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret9#1, main_~retValue_acc~3#1, main_~tmp~0#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1;" "main_#t~ret9#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;" "assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-24 01:59:44,713 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet33#1;test_~tmp~4#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1;" "assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~6#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;" "assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~2#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~2#1;" "isHighWaterLevel_#t~ret47#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~6#1 := isHighWaterLevel_#t~ret47#1;havoc isHighWaterLevel_#t~ret47#1;" "assume 0 != isHighWaterLevel_~tmp~6#1;isHighWaterLevel_~tmp___0~1#1 := 0;" "isHighWaterLevel_~retValue_acc~9#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~9#1;" "processEnvironment_#t~ret37#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~6#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment_~tmp~5#1 := processEnvironment_#t~ret37#1;havoc processEnvironment_#t~ret37#1;" "assume !(0 != processEnvironment_~tmp~5#1);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~7#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification3_spec__1_#t~ret48#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~7#1 := __utac_acc__Specification3_spec__1_#t~ret48#1;havoc __utac_acc__Specification3_spec__1_#t~ret48#1;" "assume !(0 != __utac_acc__Specification3_spec__1_~tmp~7#1);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1;" "__utac_acc__Specification3_spec__1_#t~ret49#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~2#1 := __utac_acc__Specification3_spec__1_#t~ret49#1;havoc __utac_acc__Specification3_spec__1_#t~ret49#1;" "assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~2#1);" "havoc __utac_acc__Specification3_spec__1_#t~ret48#1, __utac_acc__Specification3_spec__1_#t~ret49#1, __utac_acc__Specification3_spec__1_#t~ret50#1, __utac_acc__Specification3_spec__1_~tmp~7#1, __utac_acc__Specification3_spec__1_~tmp___0~2#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-24 01:59:44,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:44,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 4 times
[2024-11-24 01:59:44,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:44,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718437671]
[2024-11-24 01:59:44,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:44,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,721 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:44,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:44,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:44,727 INFO L85 PathProgramCache]: Analyzing trace with hash 2080967070, now seen corresponding path program 1 times
[2024-11-24 01:59:44,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:44,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745181280]
[2024-11-24 01:59:44,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:44,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,734 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:44,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 01:59:44,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1954525794, now seen corresponding path program 1 times
[2024-11-24 01:59:44,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-24 01:59:44,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390187744]
[2024-11-24 01:59:44,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 01:59:44,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 01:59:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,759 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:44,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-24 01:59:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:45,882 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 01:59:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 01:59:45,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 24.11 01:59:45 BoogieIcfgContainer
[2024-11-24 01:59:45,952 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-24 01:59:45,952 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-24 01:59:45,952 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-24 01:59:45,952 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-24 01:59:45,955 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:59:42" (3/4) ...
[2024-11-24 01:59:45,956 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-24 01:59:46,012 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-24 01:59:46,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-24 01:59:46,013 INFO L158 Benchmark]: Toolchain (without parser) took 4794.13ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 41.5MB in the end (delta: 50.7MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB.
[2024-11-24 01:59:46,014 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:59:46,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.88ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 73.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-24 01:59:46,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.81ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:59:46,015 INFO L158 Benchmark]: Boogie Preprocessor took 56.05ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 69.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 01:59:46,015 INFO L158 Benchmark]: RCFGBuilder took 564.27ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 50.1MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-24 01:59:46,015 INFO L158 Benchmark]: BuchiAutomizer took 3560.05ms. Allocated memory is still 117.4MB. Free memory was 49.9MB in the beginning and 43.5MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 01:59:46,015 INFO L158 Benchmark]: Witness Printer took 60.31ms. Allocated memory is still 117.4MB. Free memory was 43.5MB in the beginning and 41.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 01:59:46,017 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 487.88ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 73.8MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 54.81ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.05ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 69.3MB in the end (delta: 2.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 564.27ms. Allocated memory is still 117.4MB. Free memory was 69.3MB in the beginning and 50.1MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 3560.05ms. Allocated memory is still 117.4MB. Free memory was 49.9MB in the beginning and 43.5MB in the end (delta: 6.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Witness Printer took 60.31ms. Allocated memory is still 117.4MB. Free memory was 43.5MB in the beginning and 41.5MB in the end (delta: 2.0MB). There was no memory consumed. 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,"Environment.i","") [49]
- GenericResultAtLocation [Line: 150]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [150]
- GenericResultAtLocation [Line: 252]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [252]
- GenericResultAtLocation [Line: 618]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [618]
- GenericResultAtLocation [Line: 627]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [627]
- GenericResultAtLocation [Line: 692]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [692]
- GenericResultAtLocation [Line: 848]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [848]
- GenericResultAtLocation [Line: 882]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [882]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.3 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 297 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 3.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 331 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 331 mSDsluCounter, 1075 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 679 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 396 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 640]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L57] int waterLevel = 1;
[L58] int methaneLevelCritical = 0;
[L151] int cleanupTimeShifts = 4;
[L422] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L696] int pumpRunning = 0;
[L697] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L230] int retValue_acc ;
[L231] int tmp ;
[L235] FCALL select_helpers()
[L236] FCALL select_features()
[L237] CALL, EXPR valid_product()
[L909] int retValue_acc ;
[L912] retValue_acc = 1
[L913] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L237] RET, EXPR valid_product()
[L237] tmp = valid_product()
[L239] COND TRUE \read(tmp)
[L241] FCALL setup()
[L242] CALL runTest()
[L221] CALL test()
[L629] int splverifierCounter ;
[L630] int tmp ;
[L631] int tmp___0 ;
[L632] int tmp___1 ;
[L633] int tmp___2 ;
[L636] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L640] COND TRUE splverifierCounter < 4
[L646] tmp = __VERIFIER_nondet_int()
[L648] COND FALSE !(\read(tmp))
[L656] tmp___0 = __VERIFIER_nondet_int()
[L658] COND FALSE !(\read(tmp___0))
[L666] tmp___2 = __VERIFIER_nondet_int()
[L668] COND TRUE \read(tmp___2)
[L681] CALL timeShift()
[L704] COND FALSE !(\read(pumpRunning))
[L711] COND TRUE \read(systemActive)
[L713] CALL processEnvironment()
[L733] int tmp ;
[L736] COND TRUE ! pumpRunning
[L738] CALL, EXPR isHighWaterLevel()
[L830] int retValue_acc ;
[L831] int tmp ;
[L832] int tmp___0 ;
[L836] CALL, EXPR isHighWaterSensorDry()
[L137] int retValue_acc ;
[L140] COND TRUE waterLevel < 2
[L141] retValue_acc = 1
[L142] return (retValue_acc);
[L836] RET, EXPR isHighWaterSensorDry()
[L836] tmp = isHighWaterSensorDry()
[L838] COND TRUE \read(tmp)
[L839] tmp___0 = 0
[L843] retValue_acc = tmp___0
[L844] return (retValue_acc);
[L738] RET, EXPR isHighWaterLevel()
[L738] tmp = isHighWaterLevel()
[L740] COND FALSE !(\read(tmp))
[L746] FCALL processEnvironment__wrappee__base()
[L713] RET processEnvironment()
[L719] CALL __utac_acc__Specification3_spec__1()
[L850] int tmp ;
[L851] int tmp___0 ;
[L852] int tmp___1 ;
[L856] CALL, EXPR isMethaneLevelCritical()
[L96] int retValue_acc ;
[L99] retValue_acc = methaneLevelCritical
[L100] return (retValue_acc);
[L856] RET, EXPR isMethaneLevelCritical()
[L856] tmp = isMethaneLevelCritical()
[L858] COND FALSE !(\read(tmp))
[L862] CALL, EXPR getWaterLevel()
[L128] int retValue_acc ;
[L131] retValue_acc = waterLevel
[L132] return (retValue_acc);
[L862] RET, EXPR getWaterLevel()
[L862] tmp___0 = getWaterLevel()
[L864] COND FALSE !(tmp___0 == 2)
[L719] RET __utac_acc__Specification3_spec__1()
[L681] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 640]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L57] int waterLevel = 1;
[L58] int methaneLevelCritical = 0;
[L151] int cleanupTimeShifts = 4;
[L422] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L696] int pumpRunning = 0;
[L697] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L230] int retValue_acc ;
[L231] int tmp ;
[L235] FCALL select_helpers()
[L236] FCALL select_features()
[L237] CALL, EXPR valid_product()
[L909] int retValue_acc ;
[L912] retValue_acc = 1
[L913] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L237] RET, EXPR valid_product()
[L237] tmp = valid_product()
[L239] COND TRUE \read(tmp)
[L241] FCALL setup()
[L242] CALL runTest()
[L221] CALL test()
[L629] int splverifierCounter ;
[L630] int tmp ;
[L631] int tmp___0 ;
[L632] int tmp___1 ;
[L633] int tmp___2 ;
[L636] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L640] COND TRUE splverifierCounter < 4
[L646] tmp = __VERIFIER_nondet_int()
[L648] COND FALSE !(\read(tmp))
[L656] tmp___0 = __VERIFIER_nondet_int()
[L658] COND FALSE !(\read(tmp___0))
[L666] tmp___2 = __VERIFIER_nondet_int()
[L668] COND TRUE \read(tmp___2)
[L681] CALL timeShift()
[L704] COND FALSE !(\read(pumpRunning))
[L711] COND TRUE \read(systemActive)
[L713] CALL processEnvironment()
[L733] int tmp ;
[L736] COND TRUE ! pumpRunning
[L738] CALL, EXPR isHighWaterLevel()
[L830] int retValue_acc ;
[L831] int tmp ;
[L832] int tmp___0 ;
[L836] CALL, EXPR isHighWaterSensorDry()
[L137] int retValue_acc ;
[L140] COND TRUE waterLevel < 2
[L141] retValue_acc = 1
[L142] return (retValue_acc);
[L836] RET, EXPR isHighWaterSensorDry()
[L836] tmp = isHighWaterSensorDry()
[L838] COND TRUE \read(tmp)
[L839] tmp___0 = 0
[L843] retValue_acc = tmp___0
[L844] return (retValue_acc);
[L738] RET, EXPR isHighWaterLevel()
[L738] tmp = isHighWaterLevel()
[L740] COND FALSE !(\read(tmp))
[L746] FCALL processEnvironment__wrappee__base()
[L713] RET processEnvironment()
[L719] CALL __utac_acc__Specification3_spec__1()
[L850] int tmp ;
[L851] int tmp___0 ;
[L852] int tmp___1 ;
[L856] CALL, EXPR isMethaneLevelCritical()
[L96] int retValue_acc ;
[L99] retValue_acc = methaneLevelCritical
[L100] return (retValue_acc);
[L856] RET, EXPR isMethaneLevelCritical()
[L856] tmp = isMethaneLevelCritical()
[L858] COND FALSE !(\read(tmp))
[L862] CALL, EXPR getWaterLevel()
[L128] int retValue_acc ;
[L131] retValue_acc = waterLevel
[L132] return (retValue_acc);
[L862] RET, EXPR getWaterLevel()
[L862] tmp___0 = getWaterLevel()
[L864] COND FALSE !(tmp___0 == 2)
[L719] RET __utac_acc__Specification3_spec__1()
[L681] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-24 01:59:46,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-24 01:59:46,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-24 01:59:46,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-24 01:59:46,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ece8db1e-1c75-4103-9f5a-7c0129c9523a/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)