./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.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_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/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_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/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_13791581-d435-4a2e-9b57-f33388945914/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 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:35:31,964 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:35:32,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-23 22:35:32,059 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:35:32,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:35:32,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:35:32,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:35:32,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:35:32,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 22:35:32,102 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 22:35:32,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:35:32,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:35:32,104 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:35:32,104 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-23 22:35:32,104 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-23 22:35:32,104 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-23 22:35:32,104 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-23 22:35:32,104 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-23 22:35:32,105 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-23 22:35:32,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-23 22:35:32,106 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:35:32,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:35:32,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:35:32,107 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-11-23 22:35:32,109 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-23 22:35:32,109 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_13791581-d435-4a2e-9b57-f33388945914/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 -> 88ff815406ee05bb7be24dfe33a6433686b8428d0ee44eba6801f1c0f5610c0a
[2024-11-23 22:35:32,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:35:32,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:35:32,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:35:32,451 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:35:32,451 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:35:32,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c
[2024-11-23 22:35:35,491 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/data/b018473c6/4bed7b4dfec3421690d8b6b9861b1d3d/FLAGc68b62612
[2024-11-23 22:35:35,897 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:35:35,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c
[2024-11-23 22:35:35,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/data/b018473c6/4bed7b4dfec3421690d8b6b9861b1d3d/FLAGc68b62612
[2024-11-23 22:35:35,948 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/data/b018473c6/4bed7b4dfec3421690d8b6b9861b1d3d
[2024-11-23 22:35:35,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:35:35,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:35:35,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:35:35,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:35:35,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:35:35,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:35" (1/1) ...
[2024-11-23 22:35:35,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5061a712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:35, skipping insertion in model container
[2024-11-23 22:35:35,964 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:35" (1/1) ...
[2024-11-23 22:35:36,011 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:35:36,402 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:35:36,420 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:35:36,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49]
[2024-11-23 22:35:36,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [415]
[2024-11-23 22:35:36,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [457]
[2024-11-23 22:35:36,432 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [562]
[2024-11-23 22:35:36,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [655]
[2024-11-23 22:35:36,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [664]
[2024-11-23 22:35:36,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [699]
[2024-11-23 22:35:36,433 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [879]
[2024-11-23 22:35:36,521 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:35:36,551 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:35:36,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36 WrapperNode
[2024-11-23 22:35:36,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:35:36,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:35:36,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:35:36,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:35:36,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,639 INFO L138 Inliner]: procedures = 54, calls = 99, calls flagged for inlining = 52, calls inlined = 81, statements flattened = 521
[2024-11-23 22:35:36,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:35:36,640 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:35:36,640 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:35:36,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:35:36,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,659 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,689 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].
[2024-11-23 22:35:36,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,707 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:35:36,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:35:36,732 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:35:36,732 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:35:36,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (1/1) ...
[2024-11-23 22:35:36,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-23 22:35:36,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:35:36,778 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-23 22:35:36,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:35:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:35:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 22:35:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:35:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:35:36,911 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:35:36,914 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:35:37,414 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live.
[2024-11-23 22:35:37,415 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:35:37,428 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:35:37,428 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-23 22:35:37,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:37 BoogieIcfgContainer
[2024-11-23 22:35:37,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:35:37,429 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-23 22:35:37,430 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-23 22:35:37,436 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-23 22:35:37,436 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:35:37,437 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 10:35:35" (1/3) ...
[2024-11-23 22:35:37,438 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@690513d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:35:37, skipping insertion in model container
[2024-11-23 22:35:37,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:35:37,438 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:36" (2/3) ...
[2024-11-23 22:35:37,438 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@690513d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:35:37, skipping insertion in model container
[2024-11-23 22:35:37,438 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:35:37,438 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:37" (3/3) ...
[2024-11-23 22:35:37,441 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product21.cil.c
[2024-11-23 22:35:37,504 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-23 22:35:37,505 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-23 22:35:37,505 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-23 22:35:37,506 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-23 22:35:37,506 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-23 22:35:37,506 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-23 22:35:37,506 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-23 22:35:37,506 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-23 22:35:37,513 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 155 states, 154 states have (on average 1.3571428571428572) internal successors, (209), 154 states have internal predecessors, (209), 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)
[2024-11-23 22:35:37,544 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98
[2024-11-23 22:35:37,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:35:37,546 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:35:37,552 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:35:37,553 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:35:37,553 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-23 22:35:37,556 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 155 states, 154 states have (on average 1.3571428571428572) internal successors, (209), 154 states have internal predecessors, (209), 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)
[2024-11-23 22:35:37,565 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 98
[2024-11-23 22:35:37,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:35:37,565 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:35:37,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:35:37,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:35:37,571 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);~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~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~ret29#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1;" "main_#t~ret29#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret29#1;havoc main_#t~ret29#1;" "assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0;" "assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-23 22:35:37,584 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1;" "assume !(0 != test_~tmp~8#1);" "havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume !(0 != test_~tmp___0~2#1);" "havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#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__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~3#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1;" "__utac_acc__Specification2_spec__2_#t~ret27#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret27#1;havoc __utac_acc__Specification2_spec__2_#t~ret27#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:35:37,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:37,590 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-11-23 22:35:37,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:37,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118299721]
[2024-11-23 22:35:37,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:37,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:37,692 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:37,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:35:37,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:37,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1457851456, now seen corresponding path program 1 times
[2024-11-23 22:35:37,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:37,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243426864]
[2024-11-23 22:35:37,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:37,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:37,735 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:37,743 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:35:37,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:37,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1314069047, now seen corresponding path program 1 times
[2024-11-23 22:35:37,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:37,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811919921]
[2024-11-23 22:35:37,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:37,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:35:37,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-23 22:35:37,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811919921]
[2024-11-23 22:35:37,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811919921] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 22:35:37,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [81587757]
[2024-11-23 22:35:37,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:37,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:35:37,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:35:37,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:35:37,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 22:35:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:35:38,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-23 22:35:38,104 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:35:38,186 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-23 22:35:38,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [81587757] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-23 22:35:38,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-23 22:35:38,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-11-23 22:35:38,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462696282]
[2024-11-23 22:35:38,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-23 22:35:38,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-23 22:35:38,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-23 22:35:38,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-23 22:35:38,382 INFO L87 Difference]: Start difference. First operand has 155 states, 154 states have (on average 1.3571428571428572) internal successors, (209), 154 states have internal predecessors, (209), 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 5.857142857142857) internal successors, (41), 6 states have internal predecessors, (41), 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)
[2024-11-23 22:35:38,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:35:38,476 INFO L93 Difference]: Finished difference Result 149 states and 192 transitions.
[2024-11-23 22:35:38,477 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149 states and 192 transitions.
[2024-11-23 22:35:38,481 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92
[2024-11-23 22:35:38,497 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149 states to 139 states and 182 transitions.
[2024-11-23 22:35:38,498 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 139
[2024-11-23 22:35:38,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 139
[2024-11-23 22:35:38,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 139 states and 182 transitions.
[2024-11-23 22:35:38,501 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-23 22:35:38,502 INFO L218 hiAutomatonCegarLoop]: Abstraction has 139 states and 182 transitions.
[2024-11-23 22:35:38,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states and 182 transitions.
[2024-11-23 22:35:38,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139.
[2024-11-23 22:35:38,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 139 states have (on average 1.3093525179856116) internal successors, (182), 138 states have internal predecessors, (182), 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)
[2024-11-23 22:35:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 182 transitions.
[2024-11-23 22:35:38,547 INFO L240 hiAutomatonCegarLoop]: Abstraction has 139 states and 182 transitions.
[2024-11-23 22:35:38,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 22:35:38,551 INFO L425 stractBuchiCegarLoop]: Abstraction has 139 states and 182 transitions.
[2024-11-23 22:35:38,551 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-23 22:35:38,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 139 states and 182 transitions.
[2024-11-23 22:35:38,553 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 92
[2024-11-23 22:35:38,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:35:38,554 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:35:38,554 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:35:38,554 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]
[2024-11-23 22:35:38,554 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);~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~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~ret29#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1;" "main_#t~ret29#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret29#1;havoc main_#t~ret29#1;" "assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0;" "assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-23 22:35:38,555 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1;" "assume !(0 != test_~tmp~8#1);" "havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume !(0 != test_~tmp___0~2#1);" "havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#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~6#1;havoc processEnvironment_~tmp~6#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__lowWaterSensor } true;havoc processEnvironment__wrappee__lowWaterSensor_#t~ret36#1, processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment__wrappee__lowWaterSensor_#t~ret36#1, processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true;" "havoc processEnvironment_#t~ret37#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~3#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1;" "__utac_acc__Specification2_spec__2_#t~ret27#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret27#1;havoc __utac_acc__Specification2_spec__2_#t~ret27#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret27#1, __utac_acc__Specification2_spec__2_#t~ret28#1, __utac_acc__Specification2_spec__2_~tmp~3#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:35:38,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:38,555 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-11-23 22:35:38,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:38,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601303377]
[2024-11-23 22:35:38,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:38,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,571 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:35:38,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:38,584 INFO L85 PathProgramCache]: Analyzing trace with hash 27143058, now seen corresponding path program 1 times
[2024-11-23 22:35:38,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:38,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1342982036]
[2024-11-23 22:35:38,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:38,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:38,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,595 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:35:38,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:35:38,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1399668731, now seen corresponding path program 1 times
[2024-11-23 22:35:38,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:35:38,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44081222]
[2024-11-23 22:35:38,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:35:38,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:35:38,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,635 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:38,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:35:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:39,929 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:35:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:35:40,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 10:35:40 BoogieIcfgContainer
[2024-11-23 22:35:40,011 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-23 22:35:40,012 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 22:35:40,012 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 22:35:40,014 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 22:35:40,015 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:37" (3/4) ...
[2024-11-23 22:35:40,017 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-23 22:35:40,083 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 22:35:40,084 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 22:35:40,088 INFO L158 Benchmark]: Toolchain (without parser) took 4131.43ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 34.5MB in the end (delta: 57.5MB). Peak memory consumption was 57.6MB. Max. memory is 16.1GB.
[2024-11-23 22:35:40,089 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:35:40,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 596.55ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 73.5MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:35:40,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.33ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 70.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:35:40,090 INFO L158 Benchmark]: Boogie Preprocessor took 90.48ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:35:40,090 INFO L158 Benchmark]: RCFGBuilder took 697.26ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 44.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-23 22:35:40,090 INFO L158 Benchmark]: BuchiAutomizer took 2582.10ms. Allocated memory is still 117.4MB. Free memory was 44.2MB in the beginning and 37.2MB in the end (delta: 7.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB.
[2024-11-23 22:35:40,091 INFO L158 Benchmark]: Witness Printer took 71.48ms. Allocated memory is still 117.4MB. Free memory was 37.2MB in the beginning and 34.5MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:35:40,093 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 596.55ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 73.5MB in the end (delta: 18.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 87.33ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 70.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 90.48ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 67.9MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 697.26ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 44.2MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2582.10ms. Allocated memory is still 117.4MB. Free memory was 44.2MB in the beginning and 37.2MB in the end (delta: 7.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB.
* Witness Printer took 71.48ms. Allocated memory is still 117.4MB. Free memory was 37.2MB in the beginning and 34.5MB in the end (delta: 2.7MB). 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,"libacc.i","") [49]
- GenericResultAtLocation [Line: 415]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [415]
- GenericResultAtLocation [Line: 457]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [457]
- GenericResultAtLocation [Line: 562]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [562]
- GenericResultAtLocation [Line: 655]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [655]
- GenericResultAtLocation [Line: 664]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [664]
- GenericResultAtLocation [Line: 699]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [699]
- GenericResultAtLocation [Line: 879]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [879]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 139 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 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, 366 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 366 mSDsluCounter, 556 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 369 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 187 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 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: 892]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L419] int methAndRunningLastTime ;
[L458] int cleanupTimeShifts = 4;
[L567] int waterLevel = 1;
[L568] int methaneLevelCritical = 0;
[L702] int pumpRunning = 0;
[L703] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L540] int retValue_acc ;
[L541] int tmp ;
[L545] FCALL select_helpers()
[L546] FCALL select_features()
[L547] CALL, EXPR valid_product()
[L691] int retValue_acc ;
[L694] retValue_acc = 1
[L695] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L547] RET, EXPR valid_product()
[L547] tmp = valid_product()
[L549] COND TRUE \read(tmp)
[L551] FCALL setup()
[L552] CALL runTest()
[L530] CALL __utac_acc__Specification2_spec__1()
[L424] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L530] RET __utac_acc__Specification2_spec__1()
[L531] CALL test()
[L881] int splverifierCounter ;
[L882] int tmp ;
[L883] int tmp___0 ;
[L884] int tmp___1 ;
[L885] int tmp___2 ;
[L888] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L892] COND TRUE splverifierCounter < 4
[L898] tmp = __VERIFIER_nondet_int()
[L900] COND FALSE !(\read(tmp))
[L908] tmp___0 = __VERIFIER_nondet_int()
[L910] COND FALSE !(\read(tmp___0))
[L918] tmp___2 = __VERIFIER_nondet_int()
[L920] COND TRUE \read(tmp___2)
[L933] CALL timeShift()
[L709] COND FALSE !(\read(pumpRunning))
[L716] COND TRUE \read(systemActive)
[L718] CALL processEnvironment()
[L764] int tmp ;
[L767] COND FALSE !(\read(pumpRunning))
[L782] CALL processEnvironment__wrappee__lowWaterSensor()
[L738] int tmp ;
[L741] COND FALSE !(\read(pumpRunning))
[L756] FCALL processEnvironment__wrappee__base()
[L782] RET processEnvironment__wrappee__lowWaterSensor()
[L718] RET processEnvironment()
[L724] CALL __utac_acc__Specification2_spec__2()
[L429] int tmp ;
[L430] int tmp___0 ;
[L434] CALL, EXPR isMethaneLevelCritical()
[L606] int retValue_acc ;
[L609] retValue_acc = methaneLevelCritical
[L610] return (retValue_acc);
[L434] RET, EXPR isMethaneLevelCritical()
[L434] tmp = isMethaneLevelCritical()
[L436] COND FALSE !(\read(tmp))
[L452] methAndRunningLastTime = 0
[L724] RET __utac_acc__Specification2_spec__2()
[L933] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 892]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L219] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L419] int methAndRunningLastTime ;
[L458] int cleanupTimeShifts = 4;
[L567] int waterLevel = 1;
[L568] int methaneLevelCritical = 0;
[L702] int pumpRunning = 0;
[L703] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L540] int retValue_acc ;
[L541] int tmp ;
[L545] FCALL select_helpers()
[L546] FCALL select_features()
[L547] CALL, EXPR valid_product()
[L691] int retValue_acc ;
[L694] retValue_acc = 1
[L695] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L547] RET, EXPR valid_product()
[L547] tmp = valid_product()
[L549] COND TRUE \read(tmp)
[L551] FCALL setup()
[L552] CALL runTest()
[L530] CALL __utac_acc__Specification2_spec__1()
[L424] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L530] RET __utac_acc__Specification2_spec__1()
[L531] CALL test()
[L881] int splverifierCounter ;
[L882] int tmp ;
[L883] int tmp___0 ;
[L884] int tmp___1 ;
[L885] int tmp___2 ;
[L888] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L892] COND TRUE splverifierCounter < 4
[L898] tmp = __VERIFIER_nondet_int()
[L900] COND FALSE !(\read(tmp))
[L908] tmp___0 = __VERIFIER_nondet_int()
[L910] COND FALSE !(\read(tmp___0))
[L918] tmp___2 = __VERIFIER_nondet_int()
[L920] COND TRUE \read(tmp___2)
[L933] CALL timeShift()
[L709] COND FALSE !(\read(pumpRunning))
[L716] COND TRUE \read(systemActive)
[L718] CALL processEnvironment()
[L764] int tmp ;
[L767] COND FALSE !(\read(pumpRunning))
[L782] CALL processEnvironment__wrappee__lowWaterSensor()
[L738] int tmp ;
[L741] COND FALSE !(\read(pumpRunning))
[L756] FCALL processEnvironment__wrappee__base()
[L782] RET processEnvironment__wrappee__lowWaterSensor()
[L718] RET processEnvironment()
[L724] CALL __utac_acc__Specification2_spec__2()
[L429] int tmp ;
[L430] int tmp___0 ;
[L434] CALL, EXPR isMethaneLevelCritical()
[L606] int retValue_acc ;
[L609] retValue_acc = methaneLevelCritical
[L610] return (retValue_acc);
[L434] RET, EXPR isMethaneLevelCritical()
[L434] tmp = isMethaneLevelCritical()
[L436] COND FALSE !(\read(tmp))
[L452] methAndRunningLastTime = 0
[L724] RET __utac_acc__Specification2_spec__2()
[L933] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-23 22:35:40,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-23 22:35:40,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13791581-d435-4a2e-9b57-f33388945914/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)