./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.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_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB --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 0f0ab174a42b7a796a7aa603adc547f34b3ce1c3e6aa217a93d91e742ec00f62
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-11-28 03:38:00,025 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-28 03:38:00,096 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-28 03:38:00,105 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-28 03:38:00,105 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-28 03:38:00,147 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-28 03:38:00,148 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-28 03:38:00,148 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-28 03:38:00,148 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-28 03:38:00,149 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2024-11-28 03:38:00,150 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-28 03:38:00,150 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-28 03:38:00,151 INFO  L151        SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * NCSB implementation=INTSET_LAZY3
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * Use old map elimination=false
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * Use external solver (rank synthesis)=false
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * Use only trivial implications for array writes=true
[2024-11-28 03:38:00,151 INFO  L153        SettingsManager]:  * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-28 03:38:00,152 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-28 03:38:00,152 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=ASSUME
[2024-11-28 03:38:00,152 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-28 03:38:00,152 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=ASSUME
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=ASSUME
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-28 03:38:00,153 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-28 03:38:00,154 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-28 03:38:00,154 INFO  L153        SettingsManager]:  * Assume nondeterminstic values are in range=false
[2024-11-28 03:38:00,154 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-28 03:38:00,154 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-28 03:38:00,155 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-28 03:38:00,155 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-28 03:38:00,155 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-28 03:38:00,155 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL_NO_AM
[2024-11-28 03:38:00,155 INFO  L151        SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-28 03:38:00,155 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_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB
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 -> 0f0ab174a42b7a796a7aa603adc547f34b3ce1c3e6aa217a93d91e742ec00f62
[2024-11-28 03:38:00,502 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-28 03:38:00,513 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-28 03:38:00,515 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-28 03:38:00,517 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-28 03:38:00,517 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-28 03:38:00,520 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c
[2024-11-28 03:38:03,670 INFO  L533              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/data/e183f4947/1a5d16193faf4b88a33351237d4af8a4/FLAGf448bbc1d
[2024-11-28 03:38:03,982 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-28 03:38:03,983 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/sv-benchmarks/c/product-lines/minepump_spec3_product11.cil.c
[2024-11-28 03:38:04,006 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/data/e183f4947/1a5d16193faf4b88a33351237d4af8a4/FLAGf448bbc1d
[2024-11-28 03:38:04,027 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/data/e183f4947/1a5d16193faf4b88a33351237d4af8a4
[2024-11-28 03:38:04,031 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-28 03:38:04,033 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-28 03:38:04,035 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-28 03:38:04,035 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-28 03:38:04,039 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-28 03:38:04,040 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,043 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c2607e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04, skipping insertion in model container
[2024-11-28 03:38:04,043 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,088 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-28 03:38:04,359 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-28 03:38:04,372 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-28 03:38:04,379 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [49]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [191]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [226]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [592]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [737]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [804]
[2024-11-28 03:38:04,381 WARN  L75    lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [813]
[2024-11-28 03:38:04,460 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-28 03:38:04,494 INFO  L204         MainTranslator]: Completed translation
[2024-11-28 03:38:04,495 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04 WrapperNode
[2024-11-28 03:38:04,495 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-28 03:38:04,497 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-28 03:38:04,497 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-28 03:38:04,497 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-28 03:38:04,508 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,528 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,570 INFO  L138                Inliner]: procedures = 51, calls = 94, calls flagged for inlining = 47, calls inlined = 40, statements flattened = 266
[2024-11-28 03:38:04,570 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-28 03:38:04,571 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-28 03:38:04,571 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-28 03:38:04,571 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-28 03:38:04,583 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,584 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,590 INFO  L184        PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,616 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].
[2024-11-28 03:38:04,616 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,616 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,628 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,629 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,633 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,638 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,639 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,641 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-28 03:38:04,645 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-28 03:38:04,645 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-28 03:38:04,645 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-28 03:38:04,646 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (1/1) ...
[2024-11-28 03:38:04,661 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-28 03:38:04,684 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 03:38:04,700 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-28 03:38:04,705 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-28 03:38:04,736 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-28 03:38:04,736 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-28 03:38:04,736 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-28 03:38:04,736 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-28 03:38:04,830 INFO  L234             CfgBuilder]: Building ICFG
[2024-11-28 03:38:04,832 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-28 03:38:05,216 INFO  L?                        ?]: Removed 55 outVars from TransFormulas that were not future-live.
[2024-11-28 03:38:05,218 INFO  L283             CfgBuilder]: Performing block encoding
[2024-11-28 03:38:05,231 INFO  L307             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-28 03:38:05,231 INFO  L312             CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-28 03:38:05,231 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:38:05 BoogieIcfgContainer
[2024-11-28 03:38:05,231 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-28 03:38:05,232 INFO  L112        PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-28 03:38:05,232 INFO  L270        PluginConnector]: Initializing BuchiAutomizer...
[2024-11-28 03:38:05,239 INFO  L274        PluginConnector]: BuchiAutomizer initialized
[2024-11-28 03:38:05,239 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-28 03:38:05,240 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:38:04" (1/3) ...
[2024-11-28 03:38:05,241 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a25ca28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:38:05, skipping insertion in model container
[2024-11-28 03:38:05,241 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-28 03:38:05,241 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:38:04" (2/3) ...
[2024-11-28 03:38:05,241 INFO  L204        PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a25ca28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:38:05, skipping insertion in model container
[2024-11-28 03:38:05,241 INFO  L99          BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-28 03:38:05,241 INFO  L184        PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:38:05" (3/3) ...
[2024-11-28 03:38:05,243 INFO  L363   chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product11.cil.c
[2024-11-28 03:38:05,303 INFO  L300   stractBuchiCegarLoop]: Interprodecural is true
[2024-11-28 03:38:05,303 INFO  L301   stractBuchiCegarLoop]: Hoare is None
[2024-11-28 03:38:05,304 INFO  L302   stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-28 03:38:05,304 INFO  L303   stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-28 03:38:05,304 INFO  L304   stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-28 03:38:05,304 INFO  L305   stractBuchiCegarLoop]: Difference is false
[2024-11-28 03:38:05,305 INFO  L306   stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-28 03:38:05,305 INFO  L310   stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-28 03:38:05,312 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 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)
[2024-11-28 03:38:05,338 INFO  L131   ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-11-28 03:38:05,338 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-28 03:38:05,338 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-11-28 03:38:05,346 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:05,346 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:05,347 INFO  L332   stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-28 03:38:05,347 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand  has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 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)
[2024-11-28 03:38:05,353 INFO  L131   ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-11-28 03:38:05,353 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-28 03:38:05,355 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-11-28 03:38:05,356 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:05,356 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:05,360 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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#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~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1;" "main_#t~ret7#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;" 
[2024-11-28 03:38:05,360 INFO  L749   eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet42#1;test_~tmp~6#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume !(0 != test_~tmp~6#1);" "havoc test_#t~nondet43#1;test_~tmp___0~1#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet44#1;test_~tmp___2~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret4#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~0#1 := __utac_acc__Specification3_spec__1_#t~ret4#1;havoc __utac_acc__Specification3_spec__1_#t~ret4#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~0#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;" 
[2024-11-28 03:38:05,366 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:05,367 INFO  L85        PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-28 03:38:05,375 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:05,375 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132856491]
[2024-11-28 03:38:05,376 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:05,376 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:05,499 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:05,500 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:05,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:05,557 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:05,560 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:05,561 INFO  L85        PathProgramCache]: Analyzing trace with hash -1108047096, now seen corresponding path program 1 times
[2024-11-28 03:38:05,561 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:05,561 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029690735]
[2024-11-28 03:38:05,561 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:05,561 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:05,579 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:05,579 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:05,589 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:05,594 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:05,599 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:05,602 INFO  L85        PathProgramCache]: Analyzing trace with hash -1064323900, now seen corresponding path program 1 times
[2024-11-28 03:38:05,603 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:05,603 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322611]
[2024-11-28 03:38:05,603 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:05,603 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:05,653 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 03:38:05,941 INFO  L136   FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-28 03:38:05,941 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322611]
[2024-11-28 03:38:05,941 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322611] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-28 03:38:05,942 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247436622]
[2024-11-28 03:38:05,942 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:05,942 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 03:38:05,942 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 03:38:05,947 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 03:38:05,950 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-28 03:38:06,081 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 03:38:06,084 INFO  L256         TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-28 03:38:06,086 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 03:38:06,196 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
[2024-11-28 03:38:06,309 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [247436622] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-28 03:38:06,309 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-28 03:38:06,309 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-11-28 03:38:06,310 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4281699]
[2024-11-28 03:38:06,310 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-28 03:38:06,432 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-28 03:38:06,471 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-28 03:38:06,472 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-28 03:38:06,477 INFO  L87              Difference]: Start difference. First operand  has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-28 03:38:06,664 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-28 03:38:06,665 INFO  L93              Difference]: Finished difference Result 221 states and 284 transitions.
[2024-11-28 03:38:06,669 INFO  L82        GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 284 transitions.
[2024-11-28 03:38:06,679 INFO  L131   ngComponentsAnalysis]: Automaton has 5 accepting balls. 137
[2024-11-28 03:38:06,695 INFO  L88        GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 191 states and 254 transitions.
[2024-11-28 03:38:06,696 INFO  L87         BuchiClosureNwa]: Accepting states before buchiClosure: 191
[2024-11-28 03:38:06,697 INFO  L106        BuchiClosureNwa]: Accepting states after buchiClosure: 191
[2024-11-28 03:38:06,697 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 191 states and 254 transitions.
[2024-11-28 03:38:06,700 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-28 03:38:06,701 INFO  L218   hiAutomatonCegarLoop]: Abstraction has 191 states and 254 transitions.
[2024-11-28 03:38:06,719 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 191 states and 254 transitions.
[2024-11-28 03:38:06,748 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 126.
[2024-11-28 03:38:06,749 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 126 states, 126 states have (on average 1.3333333333333333) internal successors, (168), 125 states have internal predecessors, (168), 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)
[2024-11-28 03:38:06,751 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 168 transitions.
[2024-11-28 03:38:06,752 INFO  L240   hiAutomatonCegarLoop]: Abstraction has 126 states and 168 transitions.
[2024-11-28 03:38:06,755 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-28 03:38:06,761 INFO  L425   stractBuchiCegarLoop]: Abstraction has 126 states and 168 transitions.
[2024-11-28 03:38:06,761 INFO  L332   stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-28 03:38:06,761 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand 126 states and 168 transitions.
[2024-11-28 03:38:06,764 INFO  L131   ngComponentsAnalysis]: Automaton has 3 accepting balls. 90
[2024-11-28 03:38:06,764 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-28 03:38:06,764 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-11-28 03:38:06,765 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:06,765 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:06,765 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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#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~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1;" "main_#t~ret7#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;" 
[2024-11-28 03:38:06,765 INFO  L749   eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet42#1;test_~tmp~6#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume !(0 != test_~tmp~6#1);" "havoc test_#t~nondet43#1;test_~tmp___0~1#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet44#1;test_~tmp___2~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#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;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret4#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~0#1 := __utac_acc__Specification3_spec__1_#t~ret4#1;havoc __utac_acc__Specification3_spec__1_#t~ret4#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~0#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;" 
[2024-11-28 03:38:06,766 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:06,766 INFO  L85        PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-28 03:38:06,766 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:06,771 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609615717]
[2024-11-28 03:38:06,771 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:06,771 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:06,795 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:06,795 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:06,807 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:06,814 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:06,819 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:06,819 INFO  L85        PathProgramCache]: Analyzing trace with hash 638753034, now seen corresponding path program 1 times
[2024-11-28 03:38:06,819 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:06,819 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346943397]
[2024-11-28 03:38:06,819 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:06,819 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:06,827 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:06,828 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:06,835 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:06,840 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:06,841 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:06,841 INFO  L85        PathProgramCache]: Analyzing trace with hash 1994172110, now seen corresponding path program 1 times
[2024-11-28 03:38:06,841 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:06,841 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332156933]
[2024-11-28 03:38:06,841 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:06,841 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:06,871 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 03:38:07,074 INFO  L136   FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-28 03:38:07,074 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332156933]
[2024-11-28 03:38:07,074 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332156933] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-28 03:38:07,074 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2014228278]
[2024-11-28 03:38:07,074 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:07,075 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-28 03:38:07,075 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3
[2024-11-28 03:38:07,081 INFO  L229       MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-28 03:38:07,083 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-28 03:38:07,156 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-28 03:38:07,158 INFO  L256         TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-28 03:38:07,161 INFO  L279         TraceCheckSpWp]: Computing forward predicates...
[2024-11-28 03:38:07,229 INFO  L312         TraceCheckSpWp]: Computing backward predicates...
[2024-11-28 03:38:07,300 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleZ3 [2014228278] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-28 03:38:07,301 INFO  L185   FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-28 03:38:07,301 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4
[2024-11-28 03:38:07,302 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377735485]
[2024-11-28 03:38:07,302 INFO  L85    oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-28 03:38:07,368 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-28 03:38:07,369 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-28 03:38:07,369 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-28 03:38:07,369 INFO  L87              Difference]: Start difference. First operand 126 states and 168 transitions. cyclomatic complexity: 45 Second operand  has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 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)
[2024-11-28 03:38:07,467 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-28 03:38:07,467 INFO  L93              Difference]: Finished difference Result 245 states and 321 transitions.
[2024-11-28 03:38:07,467 INFO  L82        GeneralOperation]: Start removeNonLiveStates. Operand 245 states and 321 transitions.
[2024-11-28 03:38:07,472 INFO  L131   ngComponentsAnalysis]: Automaton has 5 accepting balls. 180
[2024-11-28 03:38:07,474 INFO  L88        GeneralOperation]: Finished removeNonLiveStates. Reduced from 245 states to 245 states and 321 transitions.
[2024-11-28 03:38:07,474 INFO  L87         BuchiClosureNwa]: Accepting states before buchiClosure: 245
[2024-11-28 03:38:07,474 INFO  L106        BuchiClosureNwa]: Accepting states after buchiClosure: 245
[2024-11-28 03:38:07,475 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 245 states and 321 transitions.
[2024-11-28 03:38:07,476 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-28 03:38:07,476 INFO  L218   hiAutomatonCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-11-28 03:38:07,476 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 245 states and 321 transitions.
[2024-11-28 03:38:07,488 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245.
[2024-11-28 03:38:07,488 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 245 states, 245 states have (on average 1.310204081632653) internal successors, (321), 244 states have internal predecessors, (321), 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)
[2024-11-28 03:38:07,490 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 321 transitions.
[2024-11-28 03:38:07,490 INFO  L240   hiAutomatonCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-11-28 03:38:07,490 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-28 03:38:07,491 INFO  L425   stractBuchiCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-11-28 03:38:07,491 INFO  L332   stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-28 03:38:07,491 INFO  L72            BuchiIsEmpty]: Start buchiIsEmpty. Operand 245 states and 321 transitions.
[2024-11-28 03:38:07,493 INFO  L131   ngComponentsAnalysis]: Automaton has 5 accepting balls. 180
[2024-11-28 03:38:07,494 INFO  L87            BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-28 03:38:07,494 INFO  L119           BuchiIsEmpty]: Starting construction of run
[2024-11-28 03:38:07,494 INFO  L148   hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:07,494 INFO  L149   hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-28 03:38:07,494 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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret7#1, main_~retValue_acc~0#1, main_~tmp~1#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~1#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~2#1;havoc valid_product_~retValue_acc~2#1;valid_product_~retValue_acc~2#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~2#1;" "main_#t~ret7#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~2#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;" "assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet42#1, test_#t~nondet43#1, test_#t~nondet44#1, test_#t~nondet45#1, test_~splverifierCounter~0#1, test_~tmp~6#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~6#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;" 
[2024-11-28 03:38:07,495 INFO  L749   eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet42#1;test_~tmp~6#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume !(0 != test_~tmp~6#1);" "havoc test_#t~nondet43#1;test_~tmp___0~1#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet44#1;test_~tmp___2~0#1 := test_#t~nondet44#1;havoc test_#t~nondet44#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;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret4#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~0#1 := __utac_acc__Specification3_spec__1_#t~ret4#1;havoc __utac_acc__Specification3_spec__1_#t~ret4#1;" "assume !(0 != __utac_acc__Specification3_spec__1_~tmp~0#1);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1;" "__utac_acc__Specification3_spec__1_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~0#1 := __utac_acc__Specification3_spec__1_#t~ret5#1;havoc __utac_acc__Specification3_spec__1_#t~ret5#1;" "assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~0#1);" "havoc __utac_acc__Specification3_spec__1_#t~ret4#1, __utac_acc__Specification3_spec__1_#t~ret5#1, __utac_acc__Specification3_spec__1_#t~ret6#1, __utac_acc__Specification3_spec__1_~tmp~0#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;" 
[2024-11-28 03:38:07,495 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:07,495 INFO  L85        PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-11-28 03:38:07,495 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:07,495 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460960708]
[2024-11-28 03:38:07,495 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:07,495 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:07,504 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,504 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:07,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,511 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:07,512 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:07,512 INFO  L85        PathProgramCache]: Analyzing trace with hash -337466497, now seen corresponding path program 1 times
[2024-11-28 03:38:07,512 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:07,512 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143185716]
[2024-11-28 03:38:07,512 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:07,512 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:07,524 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,524 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:07,530 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,534 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:07,535 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-28 03:38:07,536 INFO  L85        PathProgramCache]: Analyzing trace with hash 845174851, now seen corresponding path program 1 times
[2024-11-28 03:38:07,536 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-28 03:38:07,536 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459313015]
[2024-11-28 03:38:07,536 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-28 03:38:07,537 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-28 03:38:07,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,556 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:07,563 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:07,573 INFO  L130   FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-28 03:38:08,757 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:08,757 INFO  L357             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-28 03:38:08,765 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-28 03:38:08,823 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:38:08 BoogieIcfgContainer
[2024-11-28 03:38:08,823 INFO  L131        PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-28 03:38:08,826 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-28 03:38:08,826 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-28 03:38:08,826 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-28 03:38:08,827 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:38:05" (3/4) ...
[2024-11-28 03:38:08,829 INFO  L143         WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-28 03:38:08,882 INFO  L149         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml
[2024-11-28 03:38:08,882 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-28 03:38:08,883 INFO  L158              Benchmark]: Toolchain (without parser) took 4850.47ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 96.0MB in the end (delta: 20.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB.
[2024-11-28 03:38:08,883 INFO  L158              Benchmark]: CDTParser took 0.85ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 03:38:08,887 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 460.91ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-28 03:38:08,887 INFO  L158              Benchmark]: Boogie Procedure Inliner took 73.11ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 03:38:08,887 INFO  L158              Benchmark]: Boogie Preprocessor took 70.61ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 94.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-28 03:38:08,888 INFO  L158              Benchmark]: RCFGBuilder took 586.47ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 78.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-28 03:38:08,888 INFO  L158              Benchmark]: BuchiAutomizer took 3591.10ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 98.3MB in the end (delta: -20.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-28 03:38:08,889 INFO  L158              Benchmark]: Witness Printer took 56.55ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 96.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-28 03:38:08,891 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.85ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 460.91ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.2MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 73.11ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 96.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 70.61ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 94.5MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * RCFGBuilder took 586.47ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 78.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
 * BuchiAutomizer took 3591.10ms. Allocated memory is still 142.6MB. Free memory was 77.9MB in the beginning and 98.3MB in the end (delta: -20.4MB). There was no memory consumed. Max. memory is 16.1GB.
 * Witness Printer took 56.55ms. Allocated memory is still 142.6MB. Free memory was 98.3MB in the beginning and 96.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - GenericResultAtLocation [Line: 49]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [49]
  - GenericResultAtLocation [Line: 87]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [87]
  - GenericResultAtLocation [Line: 191]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [191]
  - GenericResultAtLocation [Line: 226]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [226]
  - GenericResultAtLocation [Line: 592]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [592]
  - GenericResultAtLocation [Line: 737]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [737]
  - GenericResultAtLocation [Line: 804]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [804]
  - GenericResultAtLocation [Line: 813]: Unsoundness Warning
    Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [813]
 * 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 245 locations.
  - StatisticsResult: Timing statistics
    BüchiAutomizer plugin needed 3.4s and 3 iterations.  TraceHistogramMax:1. Analysis of lassos took 2.9s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 65 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, 330 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 330 mSDsluCounter, 873 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 690 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 183 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown	LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0	LassoNonterminationAnalysisSatUnbounded: 0	LassoNonterminationAnalysisUnsat: 0	LassoNonterminationAnalysisUnknown: 0	LassoNonterminationAnalysisTime: 0.0s	InitialAbstractionConstructionTime: 0.0s
  - TerminationAnalysisResult: Nontermination possible
    Buchi Automizer proved that your program is nonterminating for some inputs
  - LassoShapedNonTerminationArgument [Line: 750]: Nontermination argument in form of an infinite program execution.
    Nontermination argument in form of an infinite program execution.
Stem:
[L88]               int cleanupTimeShifts  =    4;
[L396]              static struct __ACC__ERR *head  =    (struct __ACC__ERR *)0;
[L598]              int pumpRunning  =    0;
[L599]              int systemActive  =    1;
[L814]              int waterLevel  =    1;
[L815]              int methaneLevelCritical  =    0;
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L169]              int retValue_acc ;
[L170]              int tmp ;
[L174]  FCALL       select_helpers()
[L175]  FCALL       select_features()
[L176]  CALL, EXPR  valid_product()
[L218]              int retValue_acc ;
[L221]              retValue_acc = 1
[L222]              return (retValue_acc);
        VAL         [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L176]  RET, EXPR   valid_product()
[L176]              tmp = valid_product()
[L178]  COND TRUE   \read(tmp)
[L180]  FCALL       setup()
[L181]  CALL        runTest()
[L160]  CALL        test()
[L739]              int splverifierCounter ;
[L740]              int tmp ;
[L741]              int tmp___0 ;
[L742]              int tmp___1 ;
[L743]              int tmp___2 ;
[L746]              splverifierCounter = 0
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L750]  COND TRUE   splverifierCounter < 4
[L756]              tmp = __VERIFIER_nondet_int()
[L758]  COND FALSE  !(\read(tmp))
[L766]              tmp___0 = __VERIFIER_nondet_int()
[L768]  COND FALSE  !(\read(tmp___0))
[L776]              tmp___2 = __VERIFIER_nondet_int()
[L778]  COND TRUE   \read(tmp___2)
[L793]  CALL        timeShift()
[L605]  COND FALSE  !(\read(pumpRunning))
[L612]  COND TRUE   \read(systemActive)
[L614]  FCALL       processEnvironment()
[L620]  CALL        __utac_acc__Specification3_spec__1()
[L55]               int tmp ;
[L56]               int tmp___0 ;
[L57]               int tmp___1 ;
[L61]   CALL, EXPR  isMethaneLevelCritical()
[L853]              int retValue_acc ;
[L856]              retValue_acc = methaneLevelCritical
[L857]              return (retValue_acc);
[L61]   RET, EXPR   isMethaneLevelCritical()
[L61]               tmp = isMethaneLevelCritical()
[L63]   COND FALSE  !(\read(tmp))
[L67]   CALL, EXPR  getWaterLevel()
[L885]              int retValue_acc ;
[L888]              retValue_acc = waterLevel
[L889]              return (retValue_acc);
[L67]   RET, EXPR   getWaterLevel()
[L67]               tmp___0 = getWaterLevel()
[L69]   COND FALSE  !(tmp___0 == 2)
[L620]  RET         __utac_acc__Specification3_spec__1()
[L793]  RET         timeShift()
End of lasso representation.
  - StatisticsResult: NonterminationArgumentStatistics
    Fixpoint
  - NonterminatingLassoResult [Line: 750]: Nonterminating execution
    Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L88]               int cleanupTimeShifts  =    4;
[L396]              static struct __ACC__ERR *head  =    (struct __ACC__ERR *)0;
[L598]              int pumpRunning  =    0;
[L599]              int systemActive  =    1;
[L814]              int waterLevel  =    1;
[L815]              int methaneLevelCritical  =    0;
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L169]              int retValue_acc ;
[L170]              int tmp ;
[L174]  FCALL       select_helpers()
[L175]  FCALL       select_features()
[L176]  CALL, EXPR  valid_product()
[L218]              int retValue_acc ;
[L221]              retValue_acc = 1
[L222]              return (retValue_acc);
        VAL         [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L176]  RET, EXPR   valid_product()
[L176]              tmp = valid_product()
[L178]  COND TRUE   \read(tmp)
[L180]  FCALL       setup()
[L181]  CALL        runTest()
[L160]  CALL        test()
[L739]              int splverifierCounter ;
[L740]              int tmp ;
[L741]              int tmp___0 ;
[L742]              int tmp___1 ;
[L743]              int tmp___2 ;
[L746]              splverifierCounter = 0
        VAL         [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L750]  COND TRUE   splverifierCounter < 4
[L756]              tmp = __VERIFIER_nondet_int()
[L758]  COND FALSE  !(\read(tmp))
[L766]              tmp___0 = __VERIFIER_nondet_int()
[L768]  COND FALSE  !(\read(tmp___0))
[L776]              tmp___2 = __VERIFIER_nondet_int()
[L778]  COND TRUE   \read(tmp___2)
[L793]  CALL        timeShift()
[L605]  COND FALSE  !(\read(pumpRunning))
[L612]  COND TRUE   \read(systemActive)
[L614]  FCALL       processEnvironment()
[L620]  CALL        __utac_acc__Specification3_spec__1()
[L55]               int tmp ;
[L56]               int tmp___0 ;
[L57]               int tmp___1 ;
[L61]   CALL, EXPR  isMethaneLevelCritical()
[L853]              int retValue_acc ;
[L856]              retValue_acc = methaneLevelCritical
[L857]              return (retValue_acc);
[L61]   RET, EXPR   isMethaneLevelCritical()
[L61]               tmp = isMethaneLevelCritical()
[L63]   COND FALSE  !(\read(tmp))
[L67]   CALL, EXPR  getWaterLevel()
[L885]              int retValue_acc ;
[L888]              retValue_acc = waterLevel
[L889]              return (retValue_acc);
[L67]   RET, EXPR   getWaterLevel()
[L67]               tmp___0 = getWaterLevel()
[L69]   COND FALSE  !(tmp___0 == 2)
[L620]  RET         __utac_acc__Specification3_spec__1()
[L793]  RET         timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-28 03:38:08,916 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-28 03:38:09,114 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-28 03:38:09,319 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0387e444-6efe-4e44-a557-102eaa9346dc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, 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)