./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1 --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 fa0eab3945757815cbe114f72b31b9c97b3f41e20a7d5f245c817ae82afdf9aa
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 10:51:04,664 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 10:51:04,722 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-12-02 10:51:04,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 10:51:04,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 10:51:04,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 10:51:04,750 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 10:51:04,750 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 10:51:04,750 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 10:51:04,751 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 10:51:04,751 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 10:51:04,751 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 10:51:04,751 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 10:51:04,751 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-12-02 10:51:04,751 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-12-02 10:51:04,751 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-12-02 10:51:04,752 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-12-02 10:51:04,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 10:51:04,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 10:51:04,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 10:51:04,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-12-02 10:51:04,754 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-12-02 10:51:04,754 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_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1
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 -> fa0eab3945757815cbe114f72b31b9c97b3f41e20a7d5f245c817ae82afdf9aa
[2024-12-02 10:51:04,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 10:51:04,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 10:51:05,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 10:51:05,001 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 10:51:05,001 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 10:51:05,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c
[2024-12-02 10:51:07,658 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/data/a5a4007d8/bb16a26246ae4aef9f2662a36456bbe4/FLAG584ceb880
[2024-12-02 10:51:07,909 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 10:51:07,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/sv-benchmarks/c/product-lines/minepump_spec2_product56.cil.c
[2024-12-02 10:51:07,921 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/data/a5a4007d8/bb16a26246ae4aef9f2662a36456bbe4/FLAG584ceb880
[2024-12-02 10:51:08,239 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/data/a5a4007d8/bb16a26246ae4aef9f2662a36456bbe4
[2024-12-02 10:51:08,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 10:51:08,242 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 10:51:08,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 10:51:08,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 10:51:08,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 10:51:08,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39466aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08, skipping insertion in model container
[2024-12-02 10:51:08,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,279 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 10:51:08,508 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:51:08,520 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 10:51:08,527 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [415]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [424]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [535]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [575]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [827]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [897]
[2024-12-02 10:51:08,529 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [935]
[2024-12-02 10:51:08,577 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 10:51:08,596 INFO L204 MainTranslator]: Completed translation
[2024-12-02 10:51:08,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08 WrapperNode
[2024-12-02 10:51:08,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 10:51:08,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 10:51:08,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 10:51:08,598 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 10:51:08,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,652 INFO L138 Inliner]: procedures = 59, calls = 107, calls flagged for inlining = 60, calls inlined = 144, statements flattened = 975
[2024-12-02 10:51:08,652 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 10:51:08,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 10:51:08,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 10:51:08,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 10:51:08,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,664 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,681 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].
[2024-12-02 10:51:08,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,693 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,694 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 10:51:08,711 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 10:51:08,711 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 10:51:08,711 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 10:51:08,712 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (1/1) ...
[2024-12-02 10:51:08,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-12-02 10:51:08,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:51:08,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-12-02 10:51:08,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-12-02 10:51:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 10:51:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 10:51:08,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 10:51:08,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 10:51:08,833 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 10:51:08,834 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 10:51:09,367 INFO L? ?]: Removed 235 outVars from TransFormulas that were not future-live.
[2024-12-02 10:51:09,368 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 10:51:09,381 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 10:51:09,381 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-12-02 10:51:09,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:09 BoogieIcfgContainer
[2024-12-02 10:51:09,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 10:51:09,383 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-12-02 10:51:09,383 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-12-02 10:51:09,388 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-12-02 10:51:09,388 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 10:51:09,389 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 10:51:08" (1/3) ...
[2024-12-02 10:51:09,390 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e05bbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 10:51:09, skipping insertion in model container
[2024-12-02 10:51:09,390 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 10:51:09,390 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:08" (2/3) ...
[2024-12-02 10:51:09,390 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3e05bbac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 10:51:09, skipping insertion in model container
[2024-12-02 10:51:09,390 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 10:51:09,390 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:09" (3/3) ...
[2024-12-02 10:51:09,391 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product56.cil.c
[2024-12-02 10:51:09,432 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-12-02 10:51:09,432 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-12-02 10:51:09,432 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-12-02 10:51:09,432 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-12-02 10:51:09,432 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-12-02 10:51:09,432 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-12-02 10:51:09,432 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-12-02 10:51:09,433 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-12-02 10:51:09,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 280 states, 279 states have (on average 1.3727598566308243) internal successors, (383), 279 states have internal predecessors, (383), 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)
[2024-12-02 10:51:09,457 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 183
[2024-12-02 10:51:09,458 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 10:51:09,458 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 10:51:09,462 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:09,462 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:09,462 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-12-02 10:51:09,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 280 states, 279 states have (on average 1.3727598566308243) internal successors, (383), 279 states have internal predecessors, (383), 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)
[2024-12-02 10:51:09,470 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 183
[2024-12-02 10:51:09,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 10:51:09,470 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 10:51:09,471 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:09,471 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:09,474 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;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~13#1, main_~tmp~10#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~10#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~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret53#1;havoc main_#t~ret53#1;" "assume 0 != main_~tmp~10#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~9#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 10:51:09,475 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1;" "assume !(0 != test_~tmp~9#1);" "havoc test_#t~nondet49#1;test_~tmp___0~3#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume !(0 != test_~tmp___0~3#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);havoc test_#t~nondet51#1;test_~tmp___1~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1;" "assume !(0 != test_~tmp___1~0#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~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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~3#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;isMethaneLevelCritical_~retValue_acc~3#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1;" "__utac_acc__Specification2_spec__2_#t~ret32#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret32#1;havoc __utac_acc__Specification2_spec__2_#t~ret32#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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;"
[2024-12-02 10:51:09,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:09,478 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-12-02 10:51:09,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:09,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877305219]
[2024-12-02 10:51:09,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:09,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:09,557 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:09,586 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:09,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:09,589 INFO L85 PathProgramCache]: Analyzing trace with hash 965353699, now seen corresponding path program 1 times
[2024-12-02 10:51:09,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:09,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537204687]
[2024-12-02 10:51:09,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:09,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:09,597 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:09,605 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:09,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:09,606 INFO L85 PathProgramCache]: Analyzing trace with hash 803066316, now seen corresponding path program 1 times
[2024-12-02 10:51:09,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:09,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261106772]
[2024-12-02 10:51:09,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:09,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:51:09,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-12-02 10:51:09,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261106772]
[2024-12-02 10:51:09,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261106772] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 10:51:09,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354157093]
[2024-12-02 10:51:09,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:09,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 10:51:09,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:51:09,777 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 10:51:09,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 10:51:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:51:09,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 10:51:09,849 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:51:09,887 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 10:51:09,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354157093] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 10:51:09,922 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 10:51:09,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-12-02 10:51:09,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927854317]
[2024-12-02 10:51:09,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 10:51:09,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-12-02 10:51:10,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 10:51:10,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-12-02 10:51:10,019 INFO L87 Difference]: Start difference. First operand has 280 states, 279 states have (on average 1.3727598566308243) internal successors, (383), 279 states have internal predecessors, (383), 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 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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)
[2024-12-02 10:51:10,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:51:10,151 INFO L93 Difference]: Finished difference Result 604 states and 811 transitions.
[2024-12-02 10:51:10,152 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 604 states and 811 transitions.
[2024-12-02 10:51:10,159 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 395
[2024-12-02 10:51:10,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 604 states to 574 states and 781 transitions.
[2024-12-02 10:51:10,169 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 574
[2024-12-02 10:51:10,170 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 574
[2024-12-02 10:51:10,170 INFO L73 IsDeterministic]: Start isDeterministic. Operand 574 states and 781 transitions.
[2024-12-02 10:51:10,173 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-12-02 10:51:10,173 INFO L218 hiAutomatonCegarLoop]: Abstraction has 574 states and 781 transitions.
[2024-12-02 10:51:10,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states and 781 transitions.
[2024-12-02 10:51:10,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 317.
[2024-12-02 10:51:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 317 states have (on average 1.359621451104101) internal successors, (431), 316 states have internal predecessors, (431), 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)
[2024-12-02 10:51:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 431 transitions.
[2024-12-02 10:51:10,205 INFO L240 hiAutomatonCegarLoop]: Abstraction has 317 states and 431 transitions.
[2024-12-02 10:51:10,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-12-02 10:51:10,209 INFO L425 stractBuchiCegarLoop]: Abstraction has 317 states and 431 transitions.
[2024-12-02 10:51:10,210 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-12-02 10:51:10,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 317 states and 431 transitions.
[2024-12-02 10:51:10,212 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 217
[2024-12-02 10:51:10,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 10:51:10,212 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 10:51:10,213 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:10,213 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]
[2024-12-02 10:51:10,213 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;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~13#1, main_~tmp~10#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~10#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~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret53#1;havoc main_#t~ret53#1;" "assume 0 != main_~tmp~10#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~9#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 10:51:10,213 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1;" "assume !(0 != test_~tmp~9#1);" "havoc test_#t~nondet49#1;test_~tmp___0~3#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume !(0 != test_~tmp___0~3#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);havoc test_#t~nondet51#1;test_~tmp___1~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1;" "assume !(0 != test_~tmp___1~0#1);" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1;" "assume 0 != ~pumpRunning~0;assume { :begin_inline_isMethaneAlarm } true;havoc isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret37#1, isMethaneAlarm_~retValue_acc~7#1;havoc isMethaneAlarm_~retValue_acc~7#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;isMethaneLevelCritical_~retValue_acc~3#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1;" "isMethaneAlarm_#t~ret37#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;assume { :end_inline_isMethaneLevelCritical } true;isMethaneAlarm_~retValue_acc~7#1 := isMethaneAlarm_#t~ret37#1;havoc isMethaneAlarm_#t~ret37#1;isMethaneAlarm_#res#1 := isMethaneAlarm_~retValue_acc~7#1;" "processEnvironment_#t~ret36#1 := isMethaneAlarm_#res#1;havoc isMethaneAlarm_#t~ret37#1, isMethaneAlarm_~retValue_acc~7#1;assume { :end_inline_isMethaneAlarm } true;processEnvironment_~tmp~6#1 := processEnvironment_#t~ret36#1;havoc processEnvironment_#t~ret36#1;" "assume 0 != processEnvironment_~tmp~6#1;assume { :begin_inline_deactivatePump } true;~pumpRunning~0 := 0;" "assume { :end_inline_deactivatePump } true;" "havoc processEnvironment_#t~ret36#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~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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~3#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;isMethaneLevelCritical_~retValue_acc~3#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1;" "__utac_acc__Specification2_spec__2_#t~ret32#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret32#1;havoc __utac_acc__Specification2_spec__2_#t~ret32#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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;"
[2024-12-02 10:51:10,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:10,214 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-12-02 10:51:10,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:10,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332435999]
[2024-12-02 10:51:10,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,223 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:10,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:10,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:10,232 INFO L85 PathProgramCache]: Analyzing trace with hash -104691700, now seen corresponding path program 1 times
[2024-12-02 10:51:10,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:10,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865207917]
[2024-12-02 10:51:10,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:51:10,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-12-02 10:51:10,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865207917]
[2024-12-02 10:51:10,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865207917] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 10:51:10,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070950562]
[2024-12-02 10:51:10,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 10:51:10,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 10:51:10,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 10:51:10,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 10:51:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 10:51:10,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-12-02 10:51:10,324 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 10:51:10,330 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 10:51:10,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070950562] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 10:51:10,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 10:51:10,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3
[2024-12-02 10:51:10,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247694251]
[2024-12-02 10:51:10,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 10:51:10,338 INFO L764 eck$LassoCheckResult]: loop already infeasible
[2024-12-02 10:51:10,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-12-02 10:51:10,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 10:51:10,339 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 10:51:10,339 INFO L87 Difference]: Start difference. First operand 317 states and 431 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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)
[2024-12-02 10:51:10,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 10:51:10,429 INFO L93 Difference]: Finished difference Result 324 states and 418 transitions.
[2024-12-02 10:51:10,429 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 324 states and 418 transitions.
[2024-12-02 10:51:10,431 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227
[2024-12-02 10:51:10,433 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 324 states to 324 states and 418 transitions.
[2024-12-02 10:51:10,434 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 324
[2024-12-02 10:51:10,434 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 324
[2024-12-02 10:51:10,434 INFO L73 IsDeterministic]: Start isDeterministic. Operand 324 states and 418 transitions.
[2024-12-02 10:51:10,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-12-02 10:51:10,435 INFO L218 hiAutomatonCegarLoop]: Abstraction has 324 states and 418 transitions.
[2024-12-02 10:51:10,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states and 418 transitions.
[2024-12-02 10:51:10,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 324.
[2024-12-02 10:51:10,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 324 states have (on average 1.2901234567901234) internal successors, (418), 323 states have internal predecessors, (418), 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)
[2024-12-02 10:51:10,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 418 transitions.
[2024-12-02 10:51:10,445 INFO L240 hiAutomatonCegarLoop]: Abstraction has 324 states and 418 transitions.
[2024-12-02 10:51:10,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 10:51:10,447 INFO L425 stractBuchiCegarLoop]: Abstraction has 324 states and 418 transitions.
[2024-12-02 10:51:10,447 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-12-02 10:51:10,447 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 324 states and 418 transitions.
[2024-12-02 10:51:10,449 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 227
[2024-12-02 10:51:10,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 10:51:10,449 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 10:51:10,450 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 10:51:10,450 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, 1, 1, 1]
[2024-12-02 10:51:10,450 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;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~13#1, main_~tmp~10#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~10#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~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1;" "main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;assume { :end_inline_valid_product } true;main_~tmp~10#1 := main_#t~ret53#1;havoc main_#t~ret53#1;" "assume 0 != main_~tmp~10#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~9#1, test_~tmp___0~3#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~3#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 10:51:10,450 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1;" "assume !(0 != test_~tmp~9#1);" "havoc test_#t~nondet49#1;test_~tmp___0~3#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1;" "assume !(0 != test_~tmp___0~3#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_startSystem } true;~systemActive~0 := 1;" "assume { :end_inline_startSystem } true;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#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~ret35#1, processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret34#1, processEnvironment__wrappee__highWaterSensor_~tmp~4#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~4#1;" "assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret46#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~9#1;havoc isHighWaterLevel_~tmp~7#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~5#1;havoc isHighWaterSensorDry_~retValue_acc~5#1;" "assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~5#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~5#1;" "isHighWaterLevel_#t~ret46#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~5#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7#1 := isHighWaterLevel_#t~ret46#1;havoc isHighWaterLevel_#t~ret46#1;" "assume 0 != isHighWaterLevel_~tmp~7#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__wrappee__highWaterSensor_#t~ret34#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret46#1, isHighWaterLevel_~retValue_acc~9#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~4#1 := processEnvironment__wrappee__highWaterSensor_#t~ret34#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret34#1;" "assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~4#1);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment__wrappee__highWaterSensor_#t~ret34#1, processEnvironment__wrappee__highWaterSensor_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true;" "havoc processEnvironment__wrappee__lowWaterSensor_#t~ret35#1, processEnvironment__wrappee__lowWaterSensor_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__lowWaterSensor } true;" "havoc processEnvironment_#t~ret36#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~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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~3#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;isMethaneLevelCritical_~retValue_acc~3#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~3#1;" "__utac_acc__Specification2_spec__2_#t~ret32#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~3#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~3#1 := __utac_acc__Specification2_spec__2_#t~ret32#1;havoc __utac_acc__Specification2_spec__2_#t~ret32#1;" "assume !(0 != __utac_acc__Specification2_spec__2_~tmp~3#1);~methAndRunningLastTime~0 := 0;" "havoc __utac_acc__Specification2_spec__2_#t~ret32#1, __utac_acc__Specification2_spec__2_#t~ret33#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;"
[2024-12-02 10:51:10,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:10,451 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times
[2024-12-02 10:51:10,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:10,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449276585]
[2024-12-02 10:51:10,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,458 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:10,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:10,466 INFO L85 PathProgramCache]: Analyzing trace with hash 581986006, now seen corresponding path program 1 times
[2024-12-02 10:51:10,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:10,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719774474]
[2024-12-02 10:51:10,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,473 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:10,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 10:51:10,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1488402573, now seen corresponding path program 1 times
[2024-12-02 10:51:10,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 10:51:10,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434327720]
[2024-12-02 10:51:10,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 10:51:10,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 10:51:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,492 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:10,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 10:51:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:11,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 10:51:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 10:51:11,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 10:51:11 BoogieIcfgContainer
[2024-12-02 10:51:11,455 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-12-02 10:51:11,456 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 10:51:11,456 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 10:51:11,456 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 10:51:11,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:09" (3/4) ...
[2024-12-02 10:51:11,458 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-12-02 10:51:11,501 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 10:51:11,501 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 10:51:11,502 INFO L158 Benchmark]: Toolchain (without parser) took 3259.52ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 115.8MB in the beginning and 266.6MB in the end (delta: -150.8MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
[2024-12-02 10:51:11,502 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:51:11,502 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.74ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 96.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 10:51:11,503 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.57ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 92.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 10:51:11,503 INFO L158 Benchmark]: Boogie Preprocessor took 57.91ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 88.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:51:11,503 INFO L158 Benchmark]: RCFGBuilder took 670.72ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 108.2MB in the end (delta: -19.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB.
[2024-12-02 10:51:11,504 INFO L158 Benchmark]: BuchiAutomizer took 2072.40ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 108.2MB in the beginning and 269.3MB in the end (delta: -161.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB.
[2024-12-02 10:51:11,504 INFO L158 Benchmark]: Witness Printer took 45.40ms. Allocated memory is still 310.4MB. Free memory was 269.3MB in the beginning and 266.6MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 10:51:11,506 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 353.74ms. Allocated memory is still 142.6MB. Free memory was 115.6MB in the beginning and 96.7MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 54.57ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 92.8MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 57.91ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 88.5MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 670.72ms. Allocated memory is still 142.6MB. Free memory was 88.5MB in the beginning and 108.2MB in the end (delta: -19.7MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2072.40ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 108.2MB in the beginning and 269.3MB in the end (delta: -161.1MB). Peak memory consumption was 11.2MB. Max. memory is 16.1GB.
* Witness Printer took 45.40ms. Allocated memory is still 310.4MB. Free memory was 269.3MB in the beginning and 266.6MB in the end (delta: 2.8MB). 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,"wsllib_check.i","") [415]
- GenericResultAtLocation [Line: 424]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [424]
- GenericResultAtLocation [Line: 535]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [535]
- GenericResultAtLocation [Line: 575]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [575]
- GenericResultAtLocation [Line: 827]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [827]
- GenericResultAtLocation [Line: 897]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [897]
- GenericResultAtLocation [Line: 935]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [935]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 324 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 257 StatesRemovedByMinimization, 1 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, 1238 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1238 mSDsluCounter, 2008 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1371 mSDsCounter, 48 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 85 IncrementalHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 48 mSolverCounterUnsat, 637 mSDtfsCounter, 85 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 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: 841]: 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;
[L433] int waterLevel = 1;
[L434] int methaneLevelCritical = 0;
[L537] int methAndRunningLastTime ;
[L582] int pumpRunning = 0;
[L583] int systemActive = 1;
[L936] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1010] int retValue_acc ;
[L1011] int tmp ;
[L1015] FCALL select_helpers()
[L1016] FCALL select_features()
[L1017] CALL, EXPR valid_product()
[L927] int retValue_acc ;
[L930] retValue_acc = 1
[L931] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1017] RET, EXPR valid_product()
[L1017] tmp = valid_product()
[L1019] COND TRUE \read(tmp)
[L1021] FCALL setup()
[L1022] CALL runTest()
[L1003] CALL __utac_acc__Specification2_spec__1()
[L542] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1003] RET __utac_acc__Specification2_spec__1()
[L1004] CALL test()
[L830] int splverifierCounter ;
[L831] int tmp ;
[L832] int tmp___0 ;
[L833] int tmp___1 ;
[L834] int tmp___2 ;
[L837] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L841] COND TRUE splverifierCounter < 4
[L847] tmp = __VERIFIER_nondet_int()
[L849] COND FALSE !(\read(tmp))
[L857] tmp___0 = __VERIFIER_nondet_int()
[L859] COND FALSE !(\read(tmp___0))
[L867] tmp___2 = __VERIFIER_nondet_int()
[L869] COND TRUE \read(tmp___2)
[L871] CALL startSystem()
[L823] systemActive = 1
[L871] RET startSystem()
[L886] CALL timeShift()
[L589] COND FALSE !(\read(pumpRunning))
[L596] COND TRUE \read(systemActive)
[L598] CALL processEnvironment()
[L670] int tmp ;
[L673] COND FALSE !(\read(pumpRunning))
[L688] CALL processEnvironment__wrappee__lowWaterSensor()
[L644] int tmp ;
[L647] COND FALSE !(\read(pumpRunning))
[L662] CALL processEnvironment__wrappee__highWaterSensor()
[L618] int tmp ;
[L621] COND TRUE ! pumpRunning
[L623] CALL, EXPR isHighWaterLevel()
[L767] int retValue_acc ;
[L768] int tmp ;
[L769] int tmp___0 ;
[L773] CALL, EXPR isHighWaterSensorDry()
[L513] int retValue_acc ;
[L516] COND TRUE waterLevel < 2
[L517] retValue_acc = 1
[L518] return (retValue_acc);
[L773] RET, EXPR isHighWaterSensorDry()
[L773] tmp = isHighWaterSensorDry()
[L775] COND TRUE \read(tmp)
[L776] tmp___0 = 0
[L780] retValue_acc = tmp___0
[L781] return (retValue_acc);
[L623] RET, EXPR isHighWaterLevel()
[L623] tmp = isHighWaterLevel()
[L625] COND FALSE !(\read(tmp))
[L631] FCALL processEnvironment__wrappee__base()
[L662] RET processEnvironment__wrappee__highWaterSensor()
[L688] RET processEnvironment__wrappee__lowWaterSensor()
[L598] RET processEnvironment()
[L604] CALL __utac_acc__Specification2_spec__2()
[L547] int tmp ;
[L548] int tmp___0 ;
[L552] CALL, EXPR isMethaneLevelCritical()
[L472] int retValue_acc ;
[L475] retValue_acc = methaneLevelCritical
[L476] return (retValue_acc);
[L552] RET, EXPR isMethaneLevelCritical()
[L552] tmp = isMethaneLevelCritical()
[L554] COND FALSE !(\read(tmp))
[L570] methAndRunningLastTime = 0
[L604] RET __utac_acc__Specification2_spec__2()
[L886] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 841]: 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;
[L433] int waterLevel = 1;
[L434] int methaneLevelCritical = 0;
[L537] int methAndRunningLastTime ;
[L582] int pumpRunning = 0;
[L583] int systemActive = 1;
[L936] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1010] int retValue_acc ;
[L1011] int tmp ;
[L1015] FCALL select_helpers()
[L1016] FCALL select_features()
[L1017] CALL, EXPR valid_product()
[L927] int retValue_acc ;
[L930] retValue_acc = 1
[L931] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1017] RET, EXPR valid_product()
[L1017] tmp = valid_product()
[L1019] COND TRUE \read(tmp)
[L1021] FCALL setup()
[L1022] CALL runTest()
[L1003] CALL __utac_acc__Specification2_spec__1()
[L542] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L1003] RET __utac_acc__Specification2_spec__1()
[L1004] CALL test()
[L830] int splverifierCounter ;
[L831] int tmp ;
[L832] int tmp___0 ;
[L833] int tmp___1 ;
[L834] int tmp___2 ;
[L837] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L841] COND TRUE splverifierCounter < 4
[L847] tmp = __VERIFIER_nondet_int()
[L849] COND FALSE !(\read(tmp))
[L857] tmp___0 = __VERIFIER_nondet_int()
[L859] COND FALSE !(\read(tmp___0))
[L867] tmp___2 = __VERIFIER_nondet_int()
[L869] COND TRUE \read(tmp___2)
[L871] CALL startSystem()
[L823] systemActive = 1
[L871] RET startSystem()
[L886] CALL timeShift()
[L589] COND FALSE !(\read(pumpRunning))
[L596] COND TRUE \read(systemActive)
[L598] CALL processEnvironment()
[L670] int tmp ;
[L673] COND FALSE !(\read(pumpRunning))
[L688] CALL processEnvironment__wrappee__lowWaterSensor()
[L644] int tmp ;
[L647] COND FALSE !(\read(pumpRunning))
[L662] CALL processEnvironment__wrappee__highWaterSensor()
[L618] int tmp ;
[L621] COND TRUE ! pumpRunning
[L623] CALL, EXPR isHighWaterLevel()
[L767] int retValue_acc ;
[L768] int tmp ;
[L769] int tmp___0 ;
[L773] CALL, EXPR isHighWaterSensorDry()
[L513] int retValue_acc ;
[L516] COND TRUE waterLevel < 2
[L517] retValue_acc = 1
[L518] return (retValue_acc);
[L773] RET, EXPR isHighWaterSensorDry()
[L773] tmp = isHighWaterSensorDry()
[L775] COND TRUE \read(tmp)
[L776] tmp___0 = 0
[L780] retValue_acc = tmp___0
[L781] return (retValue_acc);
[L623] RET, EXPR isHighWaterLevel()
[L623] tmp = isHighWaterLevel()
[L625] COND FALSE !(\read(tmp))
[L631] FCALL processEnvironment__wrappee__base()
[L662] RET processEnvironment__wrappee__highWaterSensor()
[L688] RET processEnvironment__wrappee__lowWaterSensor()
[L598] RET processEnvironment()
[L604] CALL __utac_acc__Specification2_spec__2()
[L547] int tmp ;
[L548] int tmp___0 ;
[L552] CALL, EXPR isMethaneLevelCritical()
[L472] int retValue_acc ;
[L475] retValue_acc = methaneLevelCritical
[L476] return (retValue_acc);
[L552] RET, EXPR isMethaneLevelCritical()
[L552] tmp = isMethaneLevelCritical()
[L554] COND FALSE !(\read(tmp))
[L570] methAndRunningLastTime = 0
[L604] RET __utac_acc__Specification2_spec__2()
[L886] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-12-02 10:51:11,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 10:51:11,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 10:51:11,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b04c336-985c-401a-b3e6-57a9d40767fb/bin/uautomizer-verify-84ZbGMXZE1/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)