./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml', '-i', '../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(F end) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', '35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-08 00:29:12,236 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 00:29:12,336 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 00:29:12,341 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 00:29:12,343 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 00:29:12,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 00:29:12,378 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 00:29:12,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 00:29:12,379 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 00:29:12,379 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 00:29:12,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 00:29:12,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 00:29:12,379 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 00:29:12,379 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 00:29:12,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 00:29:12,380 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 00:29:12,381 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 00:29:12,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 00:29:12,381 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 00:29:12,381 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 00:29:12,381 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
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 -> 35231ca8045aab57f76a1443f240aec6c4fd98e44f4fcbe92b2ad0643ba01515
[2024-11-08 00:29:12,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 00:29:12,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 00:29:12,775 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 00:29:12,776 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 00:29:12,776 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 00:29:12,778 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c
[2024-11-08 00:29:14,212 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 00:29:14,458 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 00:29:14,459 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product18.cil.c
[2024-11-08 00:29:14,468 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/babb52860/2bf69301830f4304816d2cd650ca8129/FLAG0d6edfc9d
[2024-11-08 00:29:14,480 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/babb52860/2bf69301830f4304816d2cd650ca8129
[2024-11-08 00:29:14,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 00:29:14,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 00:29:14,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 00:29:14,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 00:29:14,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 00:29:14,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40f1824b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14, skipping insertion in model container
[2024-11-08 00:29:14,491 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,517 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 00:29:14,739 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:29:14,759 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 00:29:14,768 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49]
[2024-11-08 00:29:14,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [220]
[2024-11-08 00:29:14,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [290]
[2024-11-08 00:29:14,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [391]
[2024-11-08 00:29:14,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [426]
[2024-11-08 00:29:14,769 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [516]
[2024-11-08 00:29:14,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [882]
[2024-11-08 00:29:14,770 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [922]
[2024-11-08 00:29:14,841 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:29:14,868 INFO L204 MainTranslator]: Completed translation
[2024-11-08 00:29:14,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14 WrapperNode
[2024-11-08 00:29:14,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 00:29:14,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 00:29:14,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 00:29:14,872 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 00:29:14,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,924 INFO L138 Inliner]: procedures = 54, calls = 96, calls flagged for inlining = 49, calls inlined = 52, statements flattened = 346
[2024-11-08 00:29:14,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 00:29:14,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 00:29:14,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 00:29:14,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 00:29:14,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,936 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,957 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].
[2024-11-08 00:29:14,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,972 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,973 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 00:29:14,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 00:29:14,981 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 00:29:14,981 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 00:29:14,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (1/1) ...
[2024-11-08 00:29:14,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 00:29:15,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-08 00:29:15,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-08 00:29:15,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-08 00:29:15,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 00:29:15,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 00:29:15,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 00:29:15,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 00:29:15,112 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 00:29:15,115 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 00:29:15,418 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live.
[2024-11-08 00:29:15,419 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 00:29:15,434 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 00:29:15,436 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 00:29:15,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:29:15 BoogieIcfgContainer
[2024-11-08 00:29:15,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 00:29:15,438 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 00:29:15,438 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 00:29:15,442 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 00:29:15,443 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:29:15,444 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 12:29:14" (1/3) ...
[2024-11-08 00:29:15,445 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34198db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:29:15, skipping insertion in model container
[2024-11-08 00:29:15,445 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:29:15,446 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:29:14" (2/3) ...
[2024-11-08 00:29:15,446 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34198db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:29:15, skipping insertion in model container
[2024-11-08 00:29:15,446 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:29:15,447 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:29:15" (3/3) ...
[2024-11-08 00:29:15,448 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product18.cil.c
[2024-11-08 00:29:15,500 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 00:29:15,500 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 00:29:15,501 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 00:29:15,501 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 00:29:15,501 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 00:29:15,501 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 00:29:15,501 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 00:29:15,501 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 00:29:15,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 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)
[2024-11-08 00:29:15,520 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2024-11-08 00:29:15,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:29:15,520 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:29:15,525 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,525 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,525 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 00:29:15,526 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 110 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 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)
[2024-11-08 00:29:15,530 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2024-11-08 00:29:15,531 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:29:15,531 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:29:15,532 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,536 INFO L745 eck$LassoCheckResult]: Stem: 27#$Ultimate##0true 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0; 32#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret19#1, main_~retValue_acc~3#1, main_~tmp~3#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 23#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 92#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 80#valid_product_returnLabel#1true main_#t~ret19#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret19#1;havoc main_#t~ret19#1; 15#L378true assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 66#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 89#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_~splverifierCounter~0#1, test_~tmp~2#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 8#L234-2true
[2024-11-08 00:29:15,536 INFO L747 eck$LassoCheckResult]: Loop: 8#L234-2true assume !false; 98#L235true assume test_~splverifierCounter~0#1 < 4; 56#L236true havoc test_#t~nondet15#1;test_~tmp~2#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1; 11#L244true assume !(0 != test_~tmp~2#1); 29#L244-2true havoc test_#t~nondet16#1;test_~tmp___0~1#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; 44#L254true assume !(0 != test_~tmp___0~1#1); 25#L254-2true havoc test_#t~nondet17#1;test_~tmp___2~0#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1; 58#L264true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 45#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 20#L272-2true assume { :begin_inline_timeShift } true; 107#L68true assume !(0 != ~pumpRunning~0); 72#L68-2true assume !(0 != ~systemActive~0); 26#L75-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret49#1, __utac_acc__Specification2_spec__2_#t~ret50#1, __utac_acc__Specification2_spec__2_~tmp~7#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~7#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;isMethaneLevelCritical_~retValue_acc~6#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~6#1; 105#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification2_spec__2_#t~ret49#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~7#1 := __utac_acc__Specification2_spec__2_#t~ret49#1;havoc __utac_acc__Specification2_spec__2_#t~ret49#1; 111#L901true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~7#1);~methAndRunningLastTime~0 := 0; 79#L901-1true havoc __utac_acc__Specification2_spec__2_#t~ret49#1, __utac_acc__Specification2_spec__2_#t~ret50#1, __utac_acc__Specification2_spec__2_~tmp~7#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 59#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 8#L234-2true
[2024-11-08 00:29:15,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:29:15,540 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-11-08 00:29:15,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:29:15,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811497202]
[2024-11-08 00:29:15,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:29:15,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:29:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:29:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:29:15,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:29:15,664 INFO L85 PathProgramCache]: Analyzing trace with hash -2068877077, now seen corresponding path program 1 times
[2024-11-08 00:29:15,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:29:15,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613519537]
[2024-11-08 00:29:15,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:29:15,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:29:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:29:15,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 00:29:15,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:29:15,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613519537]
[2024-11-08 00:29:15,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613519537] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:29:15,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:29:15,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 00:29:15,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82490182]
[2024-11-08 00:29:15,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:29:15,752 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 00:29:15,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:29:15,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 00:29:15,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 00:29:15,779 INFO L87 Difference]: Start difference. First operand has 110 states, 109 states have (on average 1.3669724770642202) internal successors, (149), 109 states have internal predecessors, (149), 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 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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)
[2024-11-08 00:29:15,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:29:15,808 INFO L93 Difference]: Finished difference Result 104 states and 133 transitions.
[2024-11-08 00:29:15,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 104 states and 133 transitions.
[2024-11-08 00:29:15,811 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 63
[2024-11-08 00:29:15,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 104 states to 94 states and 122 transitions.
[2024-11-08 00:29:15,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 94
[2024-11-08 00:29:15,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 94
[2024-11-08 00:29:15,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 94 states and 122 transitions.
[2024-11-08 00:29:15,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:29:15,821 INFO L218 hiAutomatonCegarLoop]: Abstraction has 94 states and 122 transitions.
[2024-11-08 00:29:15,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states and 122 transitions.
[2024-11-08 00:29:15,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94.
[2024-11-08 00:29:15,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 94 states have (on average 1.297872340425532) internal successors, (122), 93 states have internal predecessors, (122), 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)
[2024-11-08 00:29:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 122 transitions.
[2024-11-08 00:29:15,846 INFO L240 hiAutomatonCegarLoop]: Abstraction has 94 states and 122 transitions.
[2024-11-08 00:29:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 00:29:15,849 INFO L425 stractBuchiCegarLoop]: Abstraction has 94 states and 122 transitions.
[2024-11-08 00:29:15,850 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 00:29:15,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 94 states and 122 transitions.
[2024-11-08 00:29:15,852 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 63
[2024-11-08 00:29:15,856 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:29:15,856 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:29:15,857 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,857 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:29:15,857 INFO L745 eck$LassoCheckResult]: Stem: 282#$Ultimate##0 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~methAndRunningLastTime~0 := 0; 283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret19#1, main_~retValue_acc~3#1, main_~tmp~3#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 278#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 279#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;havoc valid_product_~retValue_acc~5#1;valid_product_~retValue_acc~5#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~5#1; 275#valid_product_returnLabel#1 main_#t~ret19#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~5#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret19#1;havoc main_#t~ret19#1; 262#L378 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 228#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 229#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet15#1, test_#t~nondet16#1, test_#t~nondet17#1, test_#t~nondet18#1, test_~splverifierCounter~0#1, test_~tmp~2#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~2#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 234#L234-2
[2024-11-08 00:29:15,857 INFO L747 eck$LassoCheckResult]: Loop: 234#L234-2 assume !false; 235#L235 assume test_~splverifierCounter~0#1 < 4; 305#L236 havoc test_#t~nondet15#1;test_~tmp~2#1 := test_#t~nondet15#1;havoc test_#t~nondet15#1; 250#L244 assume !(0 != test_~tmp~2#1); 252#L244-2 havoc test_#t~nondet16#1;test_~tmp___0~1#1 := test_#t~nondet16#1;havoc test_#t~nondet16#1; 286#L254 assume !(0 != test_~tmp___0~1#1); 256#L254-2 havoc test_#t~nondet17#1;test_~tmp___2~0#1 := test_#t~nondet17#1;havoc test_#t~nondet17#1; 280#L264 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 312#startSystem_returnLabel#1 assume { :end_inline_startSystem } true; 270#L272-2 assume { :begin_inline_timeShift } true; 271#L68 assume !(0 != ~pumpRunning~0); 248#L68-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret4#1, processEnvironment_~tmp~0#1;havoc processEnvironment_~tmp~0#1; 249#L100 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 236#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 237#L100-1 havoc processEnvironment_#t~ret4#1, processEnvironment_~tmp~0#1;assume { :end_inline_processEnvironment } true; 240#L75-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret49#1, __utac_acc__Specification2_spec__2_#t~ret50#1, __utac_acc__Specification2_spec__2_~tmp~7#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;havoc __utac_acc__Specification2_spec__2_~tmp~7#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;isMethaneLevelCritical_~retValue_acc~6#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~6#1; 281#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification2_spec__2_#t~ret49#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~6#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~7#1 := __utac_acc__Specification2_spec__2_#t~ret49#1;havoc __utac_acc__Specification2_spec__2_#t~ret49#1; 313#L901 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~7#1);~methAndRunningLastTime~0 := 0; 272#L901-1 havoc __utac_acc__Specification2_spec__2_#t~ret49#1, __utac_acc__Specification2_spec__2_#t~ret50#1, __utac_acc__Specification2_spec__2_~tmp~7#1, __utac_acc__Specification2_spec__2_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 273#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 234#L234-2
[2024-11-08 00:29:15,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:29:15,858 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-11-08 00:29:15,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:29:15,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535178890]
[2024-11-08 00:29:15,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:29:15,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:29:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:29:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,908 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:29:15,909 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:29:15,909 INFO L85 PathProgramCache]: Analyzing trace with hash -438819568, now seen corresponding path program 1 times
[2024-11-08 00:29:15,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:29:15,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095636564]
[2024-11-08 00:29:15,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:29:15,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:29:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:29:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:29:15,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:29:15,936 INFO L85 PathProgramCache]: Analyzing trace with hash 933706105, now seen corresponding path program 1 times
[2024-11-08 00:29:15,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:29:15,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704579272]
[2024-11-08 00:29:15,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:29:15,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:29:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:29:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:15,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:29:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:17,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:29:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:29:17,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 12:29:17 BoogieIcfgContainer
[2024-11-08 00:29:17,071 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 00:29:17,072 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 00:29:17,073 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 00:29:17,073 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 00:29:17,074 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:29:15" (3/4) ...
[2024-11-08 00:29:17,075 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 00:29:17,112 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-08 00:29:17,112 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 00:29:17,113 INFO L158 Benchmark]: Toolchain (without parser) took 2629.08ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 49.8MB in the end (delta: 26.8MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB.
[2024-11-08 00:29:17,113 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:29:17,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.76ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 58.5MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 00:29:17,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.98ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 56.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:29:17,115 INFO L158 Benchmark]: Boogie Preprocessor took 55.15ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 54.1MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-08 00:29:17,115 INFO L158 Benchmark]: RCFGBuilder took 456.23ms. Allocated memory is still 100.7MB. Free memory was 54.1MB in the beginning and 73.0MB in the end (delta: -18.9MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB.
[2024-11-08 00:29:17,116 INFO L158 Benchmark]: BuchiAutomizer took 1633.40ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 52.5MB in the end (delta: 20.5MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB.
[2024-11-08 00:29:17,116 INFO L158 Benchmark]: Witness Printer took 40.21ms. Allocated memory is still 100.7MB. Free memory was 52.5MB in the beginning and 49.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:29:17,118 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 384.76ms. Allocated memory is still 100.7MB. Free memory was 76.5MB in the beginning and 58.5MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 53.98ms. Allocated memory is still 100.7MB. Free memory was 58.5MB in the beginning and 56.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 55.15ms. Allocated memory is still 100.7MB. Free memory was 56.2MB in the beginning and 54.1MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 456.23ms. Allocated memory is still 100.7MB. Free memory was 54.1MB in the beginning and 73.0MB in the end (delta: -18.9MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB.
* BuchiAutomizer took 1633.40ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 52.5MB in the end (delta: 20.5MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB.
* Witness Printer took 40.21ms. Allocated memory is still 100.7MB. Free memory was 52.5MB in the beginning and 49.8MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49]
- GenericResultAtLocation [Line: 220]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [220]
- GenericResultAtLocation [Line: 290]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [290]
- GenericResultAtLocation [Line: 391]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [391]
- GenericResultAtLocation [Line: 426]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [426]
- GenericResultAtLocation [Line: 516]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [516]
- GenericResultAtLocation [Line: 882]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [882]
- GenericResultAtLocation [Line: 922]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [922]
* 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 3 locations. The remainder module has 94 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.3s. 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, 128 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 128 mSDsluCounter, 130 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 130 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 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: 234]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L60] int pumpRunning = 0;
[L61] int systemActive = 1;
[L291] int cleanupTimeShifts = 4;
[L428] int waterLevel = 1;
[L429] int methaneLevelCritical = 0;
[L686] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L884] int methAndRunningLastTime ;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L369] int retValue_acc ;
[L370] int tmp ;
[L374] FCALL select_helpers()
[L375] FCALL select_features()
[L376] CALL, EXPR valid_product()
[L418] int retValue_acc ;
[L421] retValue_acc = 1
[L422] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L376] RET, EXPR valid_product()
[L376] tmp = valid_product()
[L378] COND TRUE \read(tmp)
[L380] FCALL setup()
[L381] CALL runTest()
[L359] CALL __utac_acc__Specification2_spec__1()
[L889] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L359] RET __utac_acc__Specification2_spec__1()
[L360] CALL test()
[L225] int splverifierCounter ;
[L226] int tmp ;
[L227] int tmp___0 ;
[L228] int tmp___1 ;
[L229] int tmp___2 ;
[L232] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L234] COND TRUE 1
[L236] COND TRUE splverifierCounter < 4
[L242] tmp = __VERIFIER_nondet_int()
[L244] COND FALSE !(\read(tmp))
[L252] tmp___0 = __VERIFIER_nondet_int()
[L254] COND FALSE !(\read(tmp___0))
[L262] tmp___2 = __VERIFIER_nondet_int()
[L264] COND TRUE \read(tmp___2)
[L266] CALL startSystem()
[L216] systemActive = 1
[L266] RET startSystem()
[L279] CALL timeShift()
[L68] COND FALSE !(\read(pumpRunning))
[L75] COND TRUE \read(systemActive)
[L77] CALL processEnvironment()
[L97] int tmp ;
[L100] COND FALSE !(\read(pumpRunning))
[L115] FCALL processEnvironment__wrappee__base()
[L77] RET processEnvironment()
[L83] CALL __utac_acc__Specification2_spec__2()
[L894] int tmp ;
[L895] int tmp___0 ;
[L899] CALL, EXPR isMethaneLevelCritical()
[L467] int retValue_acc ;
[L470] retValue_acc = methaneLevelCritical
[L471] return (retValue_acc);
[L899] RET, EXPR isMethaneLevelCritical()
[L899] tmp = isMethaneLevelCritical()
[L901] COND FALSE !(\read(tmp))
[L917] methAndRunningLastTime = 0
[L83] RET __utac_acc__Specification2_spec__2()
[L279] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 234]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L60] int pumpRunning = 0;
[L61] int systemActive = 1;
[L291] int cleanupTimeShifts = 4;
[L428] int waterLevel = 1;
[L429] int methaneLevelCritical = 0;
[L686] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L884] int methAndRunningLastTime ;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L369] int retValue_acc ;
[L370] int tmp ;
[L374] FCALL select_helpers()
[L375] FCALL select_features()
[L376] CALL, EXPR valid_product()
[L418] int retValue_acc ;
[L421] retValue_acc = 1
[L422] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L376] RET, EXPR valid_product()
[L376] tmp = valid_product()
[L378] COND TRUE \read(tmp)
[L380] FCALL setup()
[L381] CALL runTest()
[L359] CALL __utac_acc__Specification2_spec__1()
[L889] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L359] RET __utac_acc__Specification2_spec__1()
[L360] CALL test()
[L225] int splverifierCounter ;
[L226] int tmp ;
[L227] int tmp___0 ;
[L228] int tmp___1 ;
[L229] int tmp___2 ;
[L232] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L234] COND TRUE 1
[L236] COND TRUE splverifierCounter < 4
[L242] tmp = __VERIFIER_nondet_int()
[L244] COND FALSE !(\read(tmp))
[L252] tmp___0 = __VERIFIER_nondet_int()
[L254] COND FALSE !(\read(tmp___0))
[L262] tmp___2 = __VERIFIER_nondet_int()
[L264] COND TRUE \read(tmp___2)
[L266] CALL startSystem()
[L216] systemActive = 1
[L266] RET startSystem()
[L279] CALL timeShift()
[L68] COND FALSE !(\read(pumpRunning))
[L75] COND TRUE \read(systemActive)
[L77] CALL processEnvironment()
[L97] int tmp ;
[L100] COND FALSE !(\read(pumpRunning))
[L115] FCALL processEnvironment__wrappee__base()
[L77] RET processEnvironment()
[L83] CALL __utac_acc__Specification2_spec__2()
[L894] int tmp ;
[L895] int tmp___0 ;
[L899] CALL, EXPR isMethaneLevelCritical()
[L467] int retValue_acc ;
[L470] retValue_acc = methaneLevelCritical
[L471] return (retValue_acc);
[L899] RET, EXPR isMethaneLevelCritical()
[L899] tmp = isMethaneLevelCritical()
[L901] COND FALSE !(\read(tmp))
[L917] methAndRunningLastTime = 0
[L83] RET __utac_acc__Specification2_spec__2()
[L279] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 00:29:17,145 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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)