./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.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_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/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_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/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_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/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 89d79330893ddcb40b29f516de4dd8a28301af3358fb85b9aef9deff219c3c1d
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 14:21:03,778 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 14:21:03,831 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-12-02 14:21:03,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 14:21:03,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 14:21:03,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 14:21:03,857 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 14:21:03,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 14:21:03,858 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 14:21:03,858 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 14:21:03,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 14:21:03,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 14:21:03,858 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 14:21:03,858 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-12-02 14:21:03,859 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 14:21:03,859 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 14:21:03,860 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 14:21:03,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 14:21:03,861 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 14:21:03,861 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 14:21:03,861 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-12-02 14:21:03,861 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-12-02 14:21:03,861 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_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/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 -> 89d79330893ddcb40b29f516de4dd8a28301af3358fb85b9aef9deff219c3c1d
[2024-12-02 14:21:04,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 14:21:04,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 14:21:04,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 14:21:04,083 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 14:21:04,084 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 14:21:04,085 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c
[2024-12-02 14:21:06,678 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/data/0ac447ee3/8c45f85a40074cd296f96e86b41699b3/FLAGbca3ea5ea
[2024-12-02 14:21:06,914 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 14:21:06,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c
[2024-12-02 14:21:06,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/data/0ac447ee3/8c45f85a40074cd296f96e86b41699b3/FLAGbca3ea5ea
[2024-12-02 14:21:07,230 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/data/0ac447ee3/8c45f85a40074cd296f96e86b41699b3
[2024-12-02 14:21:07,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 14:21:07,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 14:21:07,234 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 14:21:07,234 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 14:21:07,237 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 14:21:07,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,238 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 02:21:07, skipping insertion in model container
[2024-12-02 14:21:07,238 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,264 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 14:21:07,467 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:21:07,476 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 14:21:07,482 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49]
[2024-12-02 14:21:07,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [135]
[2024-12-02 14:21:07,483 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [274]
[2024-12-02 14:21:07,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [283]
[2024-12-02 14:21:07,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [349]
[2024-12-02 14:21:07,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [715]
[2024-12-02 14:21:07,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [741]
[2024-12-02 14:21:07,484 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [840]
[2024-12-02 14:21:07,534 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 14:21:07,551 INFO L204 MainTranslator]: Completed translation
[2024-12-02 14:21:07,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07 WrapperNode
[2024-12-02 14:21:07,552 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 14:21:07,553 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 14:21:07,553 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 14:21:07,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 14:21:07,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,589 INFO L138 Inliner]: procedures = 50, calls = 93, calls flagged for inlining = 46, calls inlined = 50, statements flattened = 307
[2024-12-02 14:21:07,589 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 14:21:07,589 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 14:21:07,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 14:21:07,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 14:21:07,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,600 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,614 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 14:21:07,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,614 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,620 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,627 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 14:21:07,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 14:21:07,631 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 14:21:07,631 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 14:21:07,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (1/1) ...
[2024-12-02 14:21:07,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-12-02 14:21:07,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:21:07,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-12-02 14:21:07,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-12-02 14:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 14:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 14:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 14:21:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 14:21:07,749 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 14:21:07,750 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 14:21:07,998 INFO L? ?]: Removed 61 outVars from TransFormulas that were not future-live.
[2024-12-02 14:21:07,998 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 14:21:08,008 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 14:21:08,008 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-12-02 14:21:08,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:21:08 BoogieIcfgContainer
[2024-12-02 14:21:08,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 14:21:08,009 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-12-02 14:21:08,009 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-12-02 14:21:08,014 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-12-02 14:21:08,014 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 14:21:08,014 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 02:21:07" (1/3) ...
[2024-12-02 14:21:08,015 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ca3b237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:21:08, skipping insertion in model container
[2024-12-02 14:21:08,015 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 14:21:08,016 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:21:07" (2/3) ...
[2024-12-02 14:21:08,016 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ca3b237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 02:21:08, skipping insertion in model container
[2024-12-02 14:21:08,016 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 14:21:08,016 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:21:08" (3/3) ...
[2024-12-02 14:21:08,017 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product05.cil.c
[2024-12-02 14:21:08,059 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-12-02 14:21:08,060 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-12-02 14:21:08,060 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-12-02 14:21:08,060 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-12-02 14:21:08,060 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-12-02 14:21:08,060 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-12-02 14:21:08,060 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-12-02 14:21:08,060 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-12-02 14:21:08,064 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 97 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 96 states have internal predecessors, (130), 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 14:21:08,077 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 60
[2024-12-02 14:21:08,077 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 14:21:08,078 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 14:21:08,081 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,081 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,081 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-12-02 14:21:08,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 97 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 96 states have internal predecessors, (130), 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 14:21:08,085 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 60
[2024-12-02 14:21:08,085 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 14:21:08,085 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 14:21:08,085 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,085 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,089 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~7#1, main_~tmp~6#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~6#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~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret48#1;havoc main_#t~ret48#1;" "assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 14:21:08,089 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet19#1;test_~tmp~1#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1;" "assume !(0 != test_~tmp~1#1);" "havoc test_#t~nondet20#1;test_~tmp___0~0#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#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__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~5#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~5#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification1_spec__1_#t~ret46#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~5#1 := __utac_acc__Specification1_spec__1_#t~ret46#1;havoc __utac_acc__Specification1_spec__1_#t~ret46#1;" "assume !(0 != __utac_acc__Specification1_spec__1_~tmp~5#1);" "havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~5#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-12-02 14:21:08,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-12-02 14:21:08,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490511135]
[2024-12-02 14:21:08,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,172 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 14:21:08,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,198 INFO L85 PathProgramCache]: Analyzing trace with hash 348702968, now seen corresponding path program 1 times
[2024-12-02 14:21:08,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911563248]
[2024-12-02 14:21:08,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,205 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 14:21:08,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,212 INFO L85 PathProgramCache]: Analyzing trace with hash 392426164, now seen corresponding path program 1 times
[2024-12-02 14:21:08,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021688828]
[2024-12-02 14:21:08,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:21:08,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-12-02 14:21:08,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021688828]
[2024-12-02 14:21:08,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021688828] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 14:21:08,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [262617046]
[2024-12-02 14:21:08,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 14:21:08,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 14:21:08,406 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 14:21:08,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 14:21:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 14:21:08,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 14:21:08,474 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 14:21:08,525 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 14:21:08,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [262617046] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 14:21:08,569 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 14:21:08,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-12-02 14:21:08,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078267200]
[2024-12-02 14:21:08,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 14:21:08,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-12-02 14:21:08,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 14:21:08,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-12-02 14:21:08,655 INFO L87 Difference]: Start difference. First operand has 97 states, 96 states have (on average 1.3541666666666667) internal successors, (130), 96 states have internal predecessors, (130), 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)
[2024-12-02 14:21:08,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 14:21:08,710 INFO L93 Difference]: Finished difference Result 91 states and 113 transitions.
[2024-12-02 14:21:08,711 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 113 transitions.
[2024-12-02 14:21:08,714 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-12-02 14:21:08,718 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 81 states and 103 transitions.
[2024-12-02 14:21:08,719 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 81
[2024-12-02 14:21:08,720 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 81
[2024-12-02 14:21:08,720 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 103 transitions.
[2024-12-02 14:21:08,721 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-12-02 14:21:08,721 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 103 transitions.
[2024-12-02 14:21:08,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 103 transitions.
[2024-12-02 14:21:08,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81.
[2024-12-02 14:21:08,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 81 states have (on average 1.271604938271605) internal successors, (103), 80 states have internal predecessors, (103), 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 14:21:08,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 103 transitions.
[2024-12-02 14:21:08,740 INFO L240 hiAutomatonCegarLoop]: Abstraction has 81 states and 103 transitions.
[2024-12-02 14:21:08,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 14:21:08,744 INFO L425 stractBuchiCegarLoop]: Abstraction has 81 states and 103 transitions.
[2024-12-02 14:21:08,744 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-12-02 14:21:08,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 81 states and 103 transitions.
[2024-12-02 14:21:08,745 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-12-02 14:21:08,746 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 14:21:08,746 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 14:21:08,746 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,746 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 14:21:08,746 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~7#1, main_~tmp~6#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~6#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~9#1;havoc valid_product_~retValue_acc~9#1;valid_product_~retValue_acc~9#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~9#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~9#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret48#1;havoc main_#t~ret48#1;" "assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet19#1, test_#t~nondet20#1, test_#t~nondet21#1, test_#t~nondet22#1, test_~splverifierCounter~0#1, test_~tmp~1#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~1#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 14:21:08,746 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet19#1;test_~tmp~1#1 := test_#t~nondet19#1;havoc test_#t~nondet19#1;" "assume !(0 != test_~tmp~1#1);" "havoc test_#t~nondet20#1;test_~tmp___0~0#1 := test_#t~nondet20#1;havoc test_#t~nondet20#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet21#1;test_~tmp___2~0#1 := test_#t~nondet21#1;havoc test_#t~nondet21#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~0#1;havoc processEnvironment_~tmp~0#1;" "assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true;" "assume { :end_inline_processEnvironment__wrappee__base } true;" "havoc processEnvironment_#t~ret9#1, processEnvironment_~tmp~0#1;assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~5#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~5#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1;" "__utac_acc__Specification1_spec__1_#t~ret46#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~5#1 := __utac_acc__Specification1_spec__1_#t~ret46#1;havoc __utac_acc__Specification1_spec__1_#t~ret46#1;" "assume !(0 != __utac_acc__Specification1_spec__1_~tmp~5#1);" "havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~5#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-12-02 14:21:08,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-12-02 14:21:08,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967096560]
[2024-12-02 14:21:08,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 14:21:08,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,766 INFO L85 PathProgramCache]: Analyzing trace with hash -208089039, now seen corresponding path program 1 times
[2024-12-02 14:21:08,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821242160]
[2024-12-02 14:21:08,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,772 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 14:21:08,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 14:21:08,778 INFO L85 PathProgramCache]: Analyzing trace with hash 974552309, now seen corresponding path program 1 times
[2024-12-02 14:21:08,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 14:21:08,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714094824]
[2024-12-02 14:21:08,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 14:21:08,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 14:21:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,789 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:08,800 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 14:21:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:09,601 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 14:21:09,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 14:21:09,647 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 02:21:09 BoogieIcfgContainer
[2024-12-02 14:21:09,647 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-12-02 14:21:09,648 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 14:21:09,648 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 14:21:09,648 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 14:21:09,649 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:21:08" (3/4) ...
[2024-12-02 14:21:09,650 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-12-02 14:21:09,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 14:21:09,687 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 14:21:09,687 INFO L158 Benchmark]: Toolchain (without parser) took 2453.68ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 107.6MB in the end (delta: 10.9MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB.
[2024-12-02 14:21:09,688 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:21:09,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.84ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 100.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:21:09,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.37ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 98.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:21:09,688 INFO L158 Benchmark]: Boogie Preprocessor took 40.72ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 96.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:21:09,689 INFO L158 Benchmark]: RCFGBuilder took 377.98ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 79.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 14:21:09,689 INFO L158 Benchmark]: BuchiAutomizer took 1638.03ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 109.9MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:21:09,689 INFO L158 Benchmark]: Witness Printer took 38.90ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 107.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 14:21:09,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 317.84ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 100.8MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 36.37ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 98.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.72ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 96.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 377.98ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 79.4MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 1638.03ms. Allocated memory is still 142.6MB. Free memory was 79.2MB in the beginning and 109.9MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 38.90ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 107.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49]
- GenericResultAtLocation [Line: 135]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [135]
- GenericResultAtLocation [Line: 274]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [274]
- GenericResultAtLocation [Line: 283]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [283]
- GenericResultAtLocation [Line: 349]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [349]
- GenericResultAtLocation [Line: 715]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [715]
- GenericResultAtLocation [Line: 741]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [741]
- GenericResultAtLocation [Line: 840]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [840]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 7 locations. The remainder module has 81 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 211 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 211 mSDsluCounter, 319 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 211 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 108 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 297]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L56] int waterLevel = 1;
[L57] int methaneLevelCritical = 0;
[L141] int pumpRunning = 0;
[L142] int systemActive = 1;
[L519] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L742] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L818] int retValue_acc ;
[L819] int tmp ;
[L823] FCALL select_helpers()
[L824] FCALL select_features()
[L825] CALL, EXPR valid_product()
[L867] int retValue_acc ;
[L870] retValue_acc = 1
[L871] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L825] RET, EXPR valid_product()
[L825] tmp = valid_product()
[L827] COND TRUE \read(tmp)
[L829] FCALL setup()
[L830] CALL runTest()
[L809] CALL test()
[L286] int splverifierCounter ;
[L287] int tmp ;
[L288] int tmp___0 ;
[L289] int tmp___1 ;
[L290] int tmp___2 ;
[L293] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L297] COND TRUE splverifierCounter < 4
[L303] tmp = __VERIFIER_nondet_int()
[L305] COND FALSE !(\read(tmp))
[L313] tmp___0 = __VERIFIER_nondet_int()
[L315] COND FALSE !(\read(tmp___0))
[L323] tmp___2 = __VERIFIER_nondet_int()
[L325] COND TRUE \read(tmp___2)
[L338] CALL timeShift()
[L149] COND FALSE !(\read(pumpRunning))
[L156] COND TRUE \read(systemActive)
[L158] CALL processEnvironment()
[L178] int tmp ;
[L181] COND FALSE !(\read(pumpRunning))
[L196] FCALL processEnvironment__wrappee__base()
[L158] RET processEnvironment()
[L164] CALL __utac_acc__Specification1_spec__1()
[L717] int tmp ;
[L718] int tmp___0 ;
[L722] CALL, EXPR isMethaneLevelCritical()
[L95] int retValue_acc ;
[L98] retValue_acc = methaneLevelCritical
[L99] return (retValue_acc);
[L722] RET, EXPR isMethaneLevelCritical()
[L722] tmp = isMethaneLevelCritical()
[L724] COND FALSE !(\read(tmp))
[L164] RET __utac_acc__Specification1_spec__1()
[L338] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 297]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L56] int waterLevel = 1;
[L57] int methaneLevelCritical = 0;
[L141] int pumpRunning = 0;
[L142] int systemActive = 1;
[L519] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L742] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L818] int retValue_acc ;
[L819] int tmp ;
[L823] FCALL select_helpers()
[L824] FCALL select_features()
[L825] CALL, EXPR valid_product()
[L867] int retValue_acc ;
[L870] retValue_acc = 1
[L871] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L825] RET, EXPR valid_product()
[L825] tmp = valid_product()
[L827] COND TRUE \read(tmp)
[L829] FCALL setup()
[L830] CALL runTest()
[L809] CALL test()
[L286] int splverifierCounter ;
[L287] int tmp ;
[L288] int tmp___0 ;
[L289] int tmp___1 ;
[L290] int tmp___2 ;
[L293] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L297] COND TRUE splverifierCounter < 4
[L303] tmp = __VERIFIER_nondet_int()
[L305] COND FALSE !(\read(tmp))
[L313] tmp___0 = __VERIFIER_nondet_int()
[L315] COND FALSE !(\read(tmp___0))
[L323] tmp___2 = __VERIFIER_nondet_int()
[L325] COND TRUE \read(tmp___2)
[L338] CALL timeShift()
[L149] COND FALSE !(\read(pumpRunning))
[L156] COND TRUE \read(systemActive)
[L158] CALL processEnvironment()
[L178] int tmp ;
[L181] COND FALSE !(\read(pumpRunning))
[L196] FCALL processEnvironment__wrappee__base()
[L158] RET processEnvironment()
[L164] CALL __utac_acc__Specification1_spec__1()
[L717] int tmp ;
[L718] int tmp___0 ;
[L722] CALL, EXPR isMethaneLevelCritical()
[L95] int retValue_acc ;
[L98] retValue_acc = methaneLevelCritical
[L99] return (retValue_acc);
[L722] RET, EXPR isMethaneLevelCritical()
[L722] tmp = isMethaneLevelCritical()
[L724] COND FALSE !(\read(tmp))
[L164] RET __utac_acc__Specification1_spec__1()
[L338] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-12-02 14:21:09,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 14:21:09,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48acd6ce-7c8e-4ed8-a560-67a75ec6e69b/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)