./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product45.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_spec5_product45.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', '603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6']
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_spec5_product45.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 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-08 00:31:32,975 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 00:31:33,080 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 00:31:33,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 00:31:33,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 00:31:33,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 00:31:33,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 00:31:33,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 00:31:33,117 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 00:31:33,118 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 00:31:33,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 00:31:33,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 00:31:33,120 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 00:31:33,121 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 00:31:33,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 00:31:33,121 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 00:31:33,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 00:31:33,123 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 00:31:33,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 00:31:33,123 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 00:31:33,123 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 00:31:33,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 00:31:33,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 00:31:33,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 00:31:33,124 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 00:31:33,124 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 00:31:33,125 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 -> 603cfb64133b588a2e9c81e31ac984484d295feb0a468539180131e3ac5a47d6
[2024-11-08 00:31:33,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 00:31:33,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 00:31:33,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 00:31:33,401 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 00:31:33,401 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 00:31:33,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c
[2024-11-08 00:31:34,736 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 00:31:35,016 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 00:31:35,020 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product45.cil.c
[2024-11-08 00:31:35,037 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/89a0e207b/6e7c5cf41dfb4d648c2df83d69a3abc1/FLAG49d548834
[2024-11-08 00:31:35,058 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/89a0e207b/6e7c5cf41dfb4d648c2df83d69a3abc1
[2024-11-08 00:31:35,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 00:31:35,064 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 00:31:35,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 00:31:35,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 00:31:35,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 00:31:35,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,070 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d3fbea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35, skipping insertion in model container
[2024-11-08 00:31:35,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,110 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 00:31:35,351 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:31:35,360 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 00:31:35,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [150]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [159]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [525]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [575]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [777]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [843]
[2024-11-08 00:31:35,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [881]
[2024-11-08 00:31:35,418 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:31:35,431 INFO L204 MainTranslator]: Completed translation
[2024-11-08 00:31:35,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35 WrapperNode
[2024-11-08 00:31:35,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 00:31:35,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 00:31:35,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 00:31:35,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 00:31:35,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,489 INFO L138 Inliner]: procedures = 56, calls = 103, calls flagged for inlining = 56, calls inlined = 105, statements flattened = 697
[2024-11-08 00:31:35,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 00:31:35,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 00:31:35,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 00:31:35,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 00:31:35,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,514 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,543 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 00:31:35,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,544 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,558 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 00:31:35,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 00:31:35,569 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 00:31:35,569 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 00:31:35,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (1/1) ...
[2024-11-08 00:31:35,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 00:31:35,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-08 00:31:35,593 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 00:31:35,595 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 00:31:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 00:31:35,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 00:31:35,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 00:31:35,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 00:31:35,695 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 00:31:35,696 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 00:31:36,149 INFO L? ?]: Removed 163 outVars from TransFormulas that were not future-live.
[2024-11-08 00:31:36,149 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 00:31:36,170 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 00:31:36,170 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 00:31:36,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:31:36 BoogieIcfgContainer
[2024-11-08 00:31:36,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 00:31:36,173 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 00:31:36,174 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 00:31:36,178 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 00:31:36,179 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:31:36,179 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 12:31:35" (1/3) ...
[2024-11-08 00:31:36,181 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f901742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:31:36, skipping insertion in model container
[2024-11-08 00:31:36,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:31:36,181 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:31:35" (2/3) ...
[2024-11-08 00:31:36,181 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f901742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:31:36, skipping insertion in model container
[2024-11-08 00:31:36,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:31:36,182 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:31:36" (3/3) ...
[2024-11-08 00:31:36,183 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product45.cil.c
[2024-11-08 00:31:36,224 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 00:31:36,225 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 00:31:36,225 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 00:31:36,225 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 00:31:36,225 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 00:31:36,225 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 00:31:36,225 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 00:31:36,225 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 00:31:36,230 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 193 states, 192 states have (on average 1.3489583333333333) internal successors, (259), 192 states have internal predecessors, (259), 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 00:31:36,247 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 124
[2024-11-08 00:31:36,248 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:31:36,248 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:31:36,254 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,254 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,254 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 00:31:36,255 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 193 states, 192 states have (on average 1.3489583333333333) internal successors, (259), 192 states have internal predecessors, (259), 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 00:31:36,262 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 124
[2024-11-08 00:31:36,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:31:36,265 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:31:36,265 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,265 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,271 INFO L745 eck$LassoCheckResult]: Stem: 112#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 120#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~11#1, main_~tmp~9#1;havoc main_~retValue_acc~11#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 15#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 173#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~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 61#valid_product_returnLabel#1true main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret53#1;havoc main_#t~ret53#1; 155#L965true assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 46#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 179#__utac_acc__Specification5_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 128#L789-2true
[2024-11-08 00:31:36,272 INFO L747 eck$LassoCheckResult]: Loop: 128#L789-2true assume !false; 47#L790true assume test_~splverifierCounter~0#1 < 4; 21#L791true havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 86#L799true assume !(0 != test_~tmp~8#1); 114#L799-2true havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 183#L809true assume !(0 != test_~tmp___0~2#1); 63#L809-2true havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 127#L819true assume 0 != test_~tmp___2~0#1; 88#L825-2true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;havoc isPumpRunning_~retValue_acc~7#1;isPumpRunning_~retValue_acc~7#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~7#1; 177#isPumpRunning_returnLabel#1true __utac_acc__Specification5_spec__2_#t~ret32#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret32#1;havoc __utac_acc__Specification5_spec__2_#t~ret32#1; 152#__utac_acc__Specification5_spec__2_returnLabel#1true havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 30#L590true assume !(0 != ~pumpRunning~0); 81#L590-2true assume !(0 != ~systemActive~0); 11#L597-1true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 138#getWaterLevel_returnLabel#1true __utac_acc__Specification5_spec__3_#t~ret33#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret33#1;havoc __utac_acc__Specification5_spec__3_#t~ret33#1; 194#L554true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~3#1); 98#L554-1true havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 139#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 128#L789-2true
[2024-11-08 00:31:36,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:36,277 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-11-08 00:31:36,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:36,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227315172]
[2024-11-08 00:31:36,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:36,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:36,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:36,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1561268978, now seen corresponding path program 1 times
[2024-11-08 00:31:36,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:36,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912436753]
[2024-11-08 00:31:36,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:36,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:36,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:36,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1394345911, now seen corresponding path program 1 times
[2024-11-08 00:31:36,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:36,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026873047]
[2024-11-08 00:31:36,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:36,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:31:36,642 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 00:31:36,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:31:36,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026873047]
[2024-11-08 00:31:36,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026873047] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:31:36,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:31:36,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 00:31:36,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464223910]
[2024-11-08 00:31:36,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:31:36,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:31:36,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 00:31:36,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-08 00:31:36,748 INFO L87 Difference]: Start difference. First operand has 193 states, 192 states have (on average 1.3489583333333333) internal successors, (259), 192 states have internal predecessors, (259), 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 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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 00:31:36,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:31:36,821 INFO L93 Difference]: Finished difference Result 187 states and 242 transitions.
[2024-11-08 00:31:36,822 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 187 states and 242 transitions.
[2024-11-08 00:31:36,826 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 118
[2024-11-08 00:31:36,834 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 187 states to 177 states and 232 transitions.
[2024-11-08 00:31:36,836 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 177
[2024-11-08 00:31:36,837 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 177
[2024-11-08 00:31:36,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 232 transitions.
[2024-11-08 00:31:36,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:31:36,839 INFO L218 hiAutomatonCegarLoop]: Abstraction has 177 states and 232 transitions.
[2024-11-08 00:31:36,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 232 transitions.
[2024-11-08 00:31:36,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177.
[2024-11-08 00:31:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 177 states have (on average 1.310734463276836) internal successors, (232), 176 states have internal predecessors, (232), 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 00:31:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 232 transitions.
[2024-11-08 00:31:36,867 INFO L240 hiAutomatonCegarLoop]: Abstraction has 177 states and 232 transitions.
[2024-11-08 00:31:36,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 00:31:36,870 INFO L425 stractBuchiCegarLoop]: Abstraction has 177 states and 232 transitions.
[2024-11-08 00:31:36,870 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 00:31:36,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 177 states and 232 transitions.
[2024-11-08 00:31:36,871 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 118
[2024-11-08 00:31:36,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:31:36,871 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:31:36,872 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,876 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:36,876 INFO L745 eck$LassoCheckResult]: Stem: 464#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 465#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~11#1, main_~tmp~9#1;havoc main_~retValue_acc~11#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 449#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 450#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~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 555#valid_product_returnLabel#1 main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret53#1;havoc main_#t~ret53#1; 543#L965 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 531#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 532#__utac_acc__Specification5_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 498#L789-2
[2024-11-08 00:31:36,877 INFO L747 eck$LassoCheckResult]: Loop: 498#L789-2 assume !false; 499#L790 assume test_~splverifierCounter~0#1 < 4; 468#L791 havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 469#L799 assume !(0 != test_~tmp~8#1); 471#L799-2 havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 472#L809 assume !(0 != test_~tmp___0~2#1); 412#L809-2 havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 494#L819 assume 0 != test_~tmp___2~0#1; 495#L825-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;havoc isPumpRunning_~retValue_acc~7#1;isPumpRunning_~retValue_acc~7#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~7#1; 568#isPumpRunning_returnLabel#1 __utac_acc__Specification5_spec__2_#t~ret32#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret32#1;havoc __utac_acc__Specification5_spec__2_#t~ret32#1; 540#__utac_acc__Specification5_spec__2_returnLabel#1 havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 492#L590 assume !(0 != ~pumpRunning~0); 441#L590-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 571#L648 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~4#1; 538#L622-2 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 398#processEnvironment__wrappee__base_returnLabel#4 assume { :end_inline_processEnvironment__wrappee__base } true; 399#L622-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 473#L648-1 havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 435#L597-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 436#getWaterLevel_returnLabel#1 __utac_acc__Specification5_spec__3_#t~ret33#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret33#1;havoc __utac_acc__Specification5_spec__3_#t~ret33#1; 517#L554 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~3#1); 413#L554-1 havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 414#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 498#L789-2
[2024-11-08 00:31:36,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:36,877 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-11-08 00:31:36,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:36,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962328776]
[2024-11-08 00:31:36,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:36,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:36,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:36,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:36,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:36,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:36,892 INFO L85 PathProgramCache]: Analyzing trace with hash 613077243, now seen corresponding path program 1 times
[2024-11-08 00:31:36,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:36,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561449356]
[2024-11-08 00:31:36,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:36,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:36,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:31:36,913 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 00:31:36,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:31:36,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561449356]
[2024-11-08 00:31:36,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561449356] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:31:36,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:31:36,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 00:31:36,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961495369]
[2024-11-08 00:31:36,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:31:36,914 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 00:31:36,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:31:36,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 00:31:36,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 00:31:36,915 INFO L87 Difference]: Start difference. First operand 177 states and 232 transitions. cyclomatic complexity: 57 Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 00:31:37,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:31:37,015 INFO L93 Difference]: Finished difference Result 247 states and 312 transitions.
[2024-11-08 00:31:37,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 247 states and 312 transitions.
[2024-11-08 00:31:37,018 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 170
[2024-11-08 00:31:37,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 247 states to 247 states and 312 transitions.
[2024-11-08 00:31:37,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 247
[2024-11-08 00:31:37,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 247
[2024-11-08 00:31:37,021 INFO L73 IsDeterministic]: Start isDeterministic. Operand 247 states and 312 transitions.
[2024-11-08 00:31:37,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:31:37,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 247 states and 312 transitions.
[2024-11-08 00:31:37,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states and 312 transitions.
[2024-11-08 00:31:37,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247.
[2024-11-08 00:31:37,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 247 states have (on average 1.263157894736842) internal successors, (312), 246 states have internal predecessors, (312), 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 00:31:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 312 transitions.
[2024-11-08 00:31:37,030 INFO L240 hiAutomatonCegarLoop]: Abstraction has 247 states and 312 transitions.
[2024-11-08 00:31:37,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 00:31:37,031 INFO L425 stractBuchiCegarLoop]: Abstraction has 247 states and 312 transitions.
[2024-11-08 00:31:37,032 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-08 00:31:37,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 247 states and 312 transitions.
[2024-11-08 00:31:37,034 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 170
[2024-11-08 00:31:37,034 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:31:37,034 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:31:37,034 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:37,034 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:37,035 INFO L745 eck$LassoCheckResult]: Stem: 888#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 889#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~11#1, main_~tmp~9#1;havoc main_~retValue_acc~11#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 876#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 877#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~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 993#valid_product_returnLabel#1 main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret53#1;havoc main_#t~ret53#1; 978#L965 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 963#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 964#__utac_acc__Specification5_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 925#L789-2
[2024-11-08 00:31:37,035 INFO L747 eck$LassoCheckResult]: Loop: 925#L789-2 assume !false; 926#L790 assume test_~splverifierCounter~0#1 < 4; 892#L791 havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 893#L799 assume !(0 != test_~tmp~8#1); 895#L799-2 havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 896#L809 assume !(0 != test_~tmp___0~2#1); 835#L809-2 havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 922#L819 assume 0 != test_~tmp___2~0#1; 923#L825-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;havoc isPumpRunning_~retValue_acc~7#1;isPumpRunning_~retValue_acc~7#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~7#1; 1010#isPumpRunning_returnLabel#1 __utac_acc__Specification5_spec__2_#t~ret32#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret32#1;havoc __utac_acc__Specification5_spec__2_#t~ret32#1; 974#__utac_acc__Specification5_spec__2_returnLabel#1 havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 919#L590 assume !(0 != ~pumpRunning~0); 920#L590-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 1013#L648 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~4#1; 972#L622-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~8#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~8#1;havoc isHighWaterLevel_~tmp~7#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;havoc isHighWaterSensorDry_~retValue_acc~2#1; 916#L140-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~2#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~2#1; 910#isHighWaterSensorDry_returnLabel#2 isHighWaterLevel_#t~ret47#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7#1 := isHighWaterLevel_#t~ret47#1;havoc isHighWaterLevel_#t~ret47#1; 911#L767-3 assume 0 != isHighWaterLevel_~tmp~7#1;isHighWaterLevel_~tmp___0~1#1 := 0; 913#L767-5 isHighWaterLevel_~retValue_acc~8#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~8#1; 941#isHighWaterLevel_returnLabel#2 processEnvironment__wrappee__methaneQuery_#t~ret35#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~8#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__methaneQuery_~tmp~4#1 := processEnvironment__wrappee__methaneQuery_#t~ret35#1;havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1; 873#L626-3 assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~4#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 875#processEnvironment__wrappee__base_returnLabel#3 assume { :end_inline_processEnvironment__wrappee__base } true; 903#L622-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 898#L648-1 havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 862#L597-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 863#getWaterLevel_returnLabel#1 __utac_acc__Specification5_spec__3_#t~ret33#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret33#1;havoc __utac_acc__Specification5_spec__3_#t~ret33#1; 946#L554 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~3#1); 843#L554-1 havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 844#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 925#L789-2
[2024-11-08 00:31:37,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:37,036 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times
[2024-11-08 00:31:37,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:37,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231254087]
[2024-11-08 00:31:37,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:37,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:37,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:37,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1309498003, now seen corresponding path program 1 times
[2024-11-08 00:31:37,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:37,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121771198]
[2024-11-08 00:31:37,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:37,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:31:37,122 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 00:31:37,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:31:37,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121771198]
[2024-11-08 00:31:37,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121771198] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:31:37,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:31:37,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 00:31:37,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529757696]
[2024-11-08 00:31:37,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:31:37,122 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 00:31:37,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:31:37,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 00:31:37,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 00:31:37,123 INFO L87 Difference]: Start difference. First operand 247 states and 312 transitions. cyclomatic complexity: 67 Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 00:31:37,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:31:37,303 INFO L93 Difference]: Finished difference Result 486 states and 610 transitions.
[2024-11-08 00:31:37,303 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 486 states and 610 transitions.
[2024-11-08 00:31:37,309 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 340
[2024-11-08 00:31:37,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 486 states to 486 states and 610 transitions.
[2024-11-08 00:31:37,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 486
[2024-11-08 00:31:37,312 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 486
[2024-11-08 00:31:37,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 486 states and 610 transitions.
[2024-11-08 00:31:37,319 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:31:37,319 INFO L218 hiAutomatonCegarLoop]: Abstraction has 486 states and 610 transitions.
[2024-11-08 00:31:37,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 486 states and 610 transitions.
[2024-11-08 00:31:37,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 486 to 483.
[2024-11-08 00:31:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 483 states have (on average 1.2505175983436854) internal successors, (604), 482 states have internal predecessors, (604), 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 00:31:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 604 transitions.
[2024-11-08 00:31:37,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 483 states and 604 transitions.
[2024-11-08 00:31:37,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 00:31:37,336 INFO L425 stractBuchiCegarLoop]: Abstraction has 483 states and 604 transitions.
[2024-11-08 00:31:37,336 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2024-11-08 00:31:37,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 483 states and 604 transitions.
[2024-11-08 00:31:37,338 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 338
[2024-11-08 00:31:37,338 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:31:37,338 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:31:37,339 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:37,339 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:31:37,340 INFO L745 eck$LassoCheckResult]: Stem: 1634#$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);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; 1635#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret53#1, main_~retValue_acc~11#1, main_~tmp~9#1;havoc main_~retValue_acc~11#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 1622#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1623#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~10#1;havoc valid_product_~retValue_acc~10#1;valid_product_~retValue_acc~10#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~10#1; 1758#valid_product_returnLabel#1 main_#t~ret53#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~10#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret53#1;havoc main_#t~ret53#1; 1741#L965 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 1722#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1723#__utac_acc__Specification5_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~8#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~8#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1676#L789-2
[2024-11-08 00:31:37,340 INFO L747 eck$LassoCheckResult]: Loop: 1676#L789-2 assume !false; 1677#L790 assume test_~splverifierCounter~0#1 < 4; 1640#L791 havoc test_#t~nondet48#1;test_~tmp~8#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 1641#L799 assume !(0 != test_~tmp~8#1); 1643#L799-2 havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 1644#L809 assume !(0 != test_~tmp___0~2#1); 1581#L809-2 havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 1673#L819 assume 0 != test_~tmp___2~0#1; 1674#L825-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;havoc isPumpRunning_~retValue_acc~7#1;isPumpRunning_~retValue_acc~7#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~7#1; 1788#isPumpRunning_returnLabel#1 __utac_acc__Specification5_spec__2_#t~ret32#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret32#1;havoc __utac_acc__Specification5_spec__2_#t~ret32#1; 1736#__utac_acc__Specification5_spec__2_returnLabel#1 havoc __utac_acc__Specification5_spec__2_#t~ret32#1;assume { :end_inline___utac_acc__Specification5_spec__2 } true; 1670#L590 assume !(0 != ~pumpRunning~0); 1671#L590-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;havoc processEnvironment_~tmp~5#1; 1798#L648 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~4#1; 1734#L622-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~8#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~8#1;havoc isHighWaterLevel_~tmp~7#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;havoc isHighWaterSensorDry_~retValue_acc~2#1; 1667#L140-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~2#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~2#1; 1660#isHighWaterSensorDry_returnLabel#2 isHighWaterLevel_#t~ret47#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~2#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~7#1 := isHighWaterLevel_#t~ret47#1;havoc isHighWaterLevel_#t~ret47#1; 1661#L767-3 assume 0 != isHighWaterLevel_~tmp~7#1;isHighWaterLevel_~tmp___0~1#1 := 0; 1664#L767-5 isHighWaterLevel_~retValue_acc~8#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~8#1; 1695#isHighWaterLevel_returnLabel#2 processEnvironment__wrappee__methaneQuery_#t~ret35#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret47#1, isHighWaterLevel_~retValue_acc~8#1, isHighWaterLevel_~tmp~7#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__methaneQuery_~tmp~4#1 := processEnvironment__wrappee__methaneQuery_#t~ret35#1;havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1; 1619#L626-3 assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~4#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 1621#processEnvironment__wrappee__base_returnLabel#3 assume { :end_inline_processEnvironment__wrappee__base } true; 1652#L622-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret35#1, processEnvironment__wrappee__methaneQuery_~tmp~4#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 1647#L648-1 havoc processEnvironment_#t~ret36#1, processEnvironment_~tmp~5#1;assume { :end_inline_processEnvironment } true; 1608#L597-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;havoc __utac_acc__Specification5_spec__3_~tmp~3#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 1609#getWaterLevel_returnLabel#1 __utac_acc__Specification5_spec__3_#t~ret33#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~3#1 := __utac_acc__Specification5_spec__3_#t~ret33#1;havoc __utac_acc__Specification5_spec__3_#t~ret33#1; 1815#L554 assume 2 != __utac_acc__Specification5_spec__3_~tmp~3#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;havoc isPumpRunning_~retValue_acc~7#1;isPumpRunning_~retValue_acc~7#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~7#1; 1710#isPumpRunning_returnLabel#2 __utac_acc__Specification5_spec__3_#t~ret34#1 := isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~7#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~0#1 := __utac_acc__Specification5_spec__3_#t~ret34#1;havoc __utac_acc__Specification5_spec__3_#t~ret34#1; 1711#L558 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0#1); 1589#L554-1 havoc __utac_acc__Specification5_spec__3_#t~ret33#1, __utac_acc__Specification5_spec__3_#t~ret34#1, __utac_acc__Specification5_spec__3_~tmp~3#1, __utac_acc__Specification5_spec__3_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1590#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 1676#L789-2
[2024-11-08 00:31:37,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:37,340 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 4 times
[2024-11-08 00:31:37,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:37,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456107477]
[2024-11-08 00:31:37,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:37,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:37,363 INFO L85 PathProgramCache]: Analyzing trace with hash -18839346, now seen corresponding path program 1 times
[2024-11-08 00:31:37,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:37,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077644553]
[2024-11-08 00:31:37,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:37,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,374 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,387 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:37,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:31:37,387 INFO L85 PathProgramCache]: Analyzing trace with hash -830879547, now seen corresponding path program 1 times
[2024-11-08 00:31:37,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:31:37,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812825451]
[2024-11-08 00:31:37,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:31:37,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:31:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,439 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:37,448 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:31:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:38,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:31:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:31:38,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 12:31:38 BoogieIcfgContainer
[2024-11-08 00:31:38,259 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 00:31:38,260 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 00:31:38,260 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 00:31:38,260 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 00:31:38,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:31:36" (3/4) ...
[2024-11-08 00:31:38,262 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 00:31:38,296 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-08 00:31:38,297 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: Toolchain (without parser) took 3234.45ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 33.9MB in the end (delta: 82.1MB). Peak memory consumption was 78.2MB. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.19ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 97.6MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.89ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 94.4MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: Boogie Preprocessor took 77.87ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 91.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: RCFGBuilder took 601.90ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 62.3MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-08 00:31:38,298 INFO L158 Benchmark]: BuchiAutomizer took 2085.77ms. Allocated memory is still 142.6MB. Free memory was 62.3MB in the beginning and 36.4MB in the end (delta: 25.9MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB.
[2024-11-08 00:31:38,299 INFO L158 Benchmark]: Witness Printer took 37.07ms. Allocated memory is still 142.6MB. Free memory was 36.4MB in the beginning and 33.9MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:31:38,313 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 367.19ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 97.6MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 56.89ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 94.4MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 77.87ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 91.2MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 601.90ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 62.3MB in the end (delta: 28.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2085.77ms. Allocated memory is still 142.6MB. Free memory was 62.3MB in the beginning and 36.4MB in the end (delta: 25.9MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB.
* Witness Printer took 37.07ms. Allocated memory is still 142.6MB. Free memory was 36.4MB in the beginning and 33.9MB in the end (delta: 2.5MB). 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: 150]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [150]
- GenericResultAtLocation [Line: 159]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [159]
- GenericResultAtLocation [Line: 525]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [525]
- GenericResultAtLocation [Line: 575]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [575]
- GenericResultAtLocation [Line: 777]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [777]
- GenericResultAtLocation [Line: 843]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [843]
- GenericResultAtLocation [Line: 881]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [881]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.3 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 483 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.0s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.1s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 843 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 843 mSDsluCounter, 1949 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1251 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 165 IncrementalHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 698 mSDtfsCounter, 165 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 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: 789]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L57] int waterLevel = 1;
[L58] int methaneLevelCritical = 0;
[L329] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L527] int switchedOnBeforeTS ;
[L580] int pumpRunning = 0;
[L581] int systemActive = 1;
[L882] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L956] int retValue_acc ;
[L957] int tmp ;
[L961] FCALL select_helpers()
[L962] FCALL select_features()
[L963] CALL, EXPR valid_product()
[L873] int retValue_acc ;
[L876] retValue_acc = 1
[L877] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L963] RET, EXPR valid_product()
[L963] tmp = valid_product()
[L965] COND TRUE \read(tmp)
[L967] FCALL setup()
[L968] CALL runTest()
[L949] CALL __utac_acc__Specification5_spec__1()
[L532] switchedOnBeforeTS = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L949] RET __utac_acc__Specification5_spec__1()
[L950] CALL test()
[L780] int splverifierCounter ;
[L781] int tmp ;
[L782] int tmp___0 ;
[L783] int tmp___1 ;
[L784] int tmp___2 ;
[L787] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
Loop:
[L789] COND TRUE 1
[L791] COND TRUE splverifierCounter < 4
[L797] tmp = __VERIFIER_nondet_int()
[L799] COND FALSE !(\read(tmp))
[L807] tmp___0 = __VERIFIER_nondet_int()
[L809] COND FALSE !(\read(tmp___0))
[L817] tmp___2 = __VERIFIER_nondet_int()
[L819] COND TRUE \read(tmp___2)
[L832] CALL timeShift()
[L588] CALL __utac_acc__Specification5_spec__2()
[L541] CALL, EXPR isPumpRunning()
[L714] int retValue_acc ;
[L717] retValue_acc = pumpRunning
[L718] return (retValue_acc);
[L541] RET, EXPR isPumpRunning()
[L541] switchedOnBeforeTS = isPumpRunning()
[L588] RET __utac_acc__Specification5_spec__2()
[L590] COND FALSE !(\read(pumpRunning))
[L597] COND TRUE \read(systemActive)
[L599] CALL processEnvironment()
[L645] int tmp ;
[L648] COND FALSE !(\read(pumpRunning))
[L663] CALL processEnvironment__wrappee__methaneQuery()
[L619] int tmp ;
[L622] COND TRUE ! pumpRunning
[L624] CALL, EXPR isHighWaterLevel()
[L759] int retValue_acc ;
[L760] int tmp ;
[L761] int tmp___0 ;
[L765] CALL, EXPR isHighWaterSensorDry()
[L137] int retValue_acc ;
[L140] COND TRUE waterLevel < 2
[L141] retValue_acc = 1
[L142] return (retValue_acc);
[L765] RET, EXPR isHighWaterSensorDry()
[L765] tmp = isHighWaterSensorDry()
[L767] COND TRUE \read(tmp)
[L768] tmp___0 = 0
[L772] retValue_acc = tmp___0
[L773] return (retValue_acc);
[L624] RET, EXPR isHighWaterLevel()
[L624] tmp = isHighWaterLevel()
[L626] COND FALSE !(\read(tmp))
[L632] FCALL processEnvironment__wrappee__base()
[L663] RET processEnvironment__wrappee__methaneQuery()
[L599] RET processEnvironment()
[L605] CALL __utac_acc__Specification5_spec__3()
[L547] int tmp ;
[L548] int tmp___0 ;
[L552] CALL, EXPR getWaterLevel()
[L128] int retValue_acc ;
[L131] retValue_acc = waterLevel
[L132] return (retValue_acc);
[L552] RET, EXPR getWaterLevel()
[L552] tmp = getWaterLevel()
[L554] COND TRUE tmp != 2
[L556] CALL, EXPR isPumpRunning()
[L714] int retValue_acc ;
[L717] retValue_acc = pumpRunning
[L718] return (retValue_acc);
[L556] RET, EXPR isPumpRunning()
[L556] tmp___0 = isPumpRunning()
[L558] COND FALSE !(\read(tmp___0))
[L605] RET __utac_acc__Specification5_spec__3()
[L832] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 789]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L57] int waterLevel = 1;
[L58] int methaneLevelCritical = 0;
[L329] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L527] int switchedOnBeforeTS ;
[L580] int pumpRunning = 0;
[L581] int systemActive = 1;
[L882] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L956] int retValue_acc ;
[L957] int tmp ;
[L961] FCALL select_helpers()
[L962] FCALL select_features()
[L963] CALL, EXPR valid_product()
[L873] int retValue_acc ;
[L876] retValue_acc = 1
[L877] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L963] RET, EXPR valid_product()
[L963] tmp = valid_product()
[L965] COND TRUE \read(tmp)
[L967] FCALL setup()
[L968] CALL runTest()
[L949] CALL __utac_acc__Specification5_spec__1()
[L532] switchedOnBeforeTS = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
[L949] RET __utac_acc__Specification5_spec__1()
[L950] CALL test()
[L780] int splverifierCounter ;
[L781] int tmp ;
[L782] int tmp___0 ;
[L783] int tmp___1 ;
[L784] int tmp___2 ;
[L787] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, switchedOnBeforeTS=0, systemActive=1, waterLevel=1]
Loop:
[L789] COND TRUE 1
[L791] COND TRUE splverifierCounter < 4
[L797] tmp = __VERIFIER_nondet_int()
[L799] COND FALSE !(\read(tmp))
[L807] tmp___0 = __VERIFIER_nondet_int()
[L809] COND FALSE !(\read(tmp___0))
[L817] tmp___2 = __VERIFIER_nondet_int()
[L819] COND TRUE \read(tmp___2)
[L832] CALL timeShift()
[L588] CALL __utac_acc__Specification5_spec__2()
[L541] CALL, EXPR isPumpRunning()
[L714] int retValue_acc ;
[L717] retValue_acc = pumpRunning
[L718] return (retValue_acc);
[L541] RET, EXPR isPumpRunning()
[L541] switchedOnBeforeTS = isPumpRunning()
[L588] RET __utac_acc__Specification5_spec__2()
[L590] COND FALSE !(\read(pumpRunning))
[L597] COND TRUE \read(systemActive)
[L599] CALL processEnvironment()
[L645] int tmp ;
[L648] COND FALSE !(\read(pumpRunning))
[L663] CALL processEnvironment__wrappee__methaneQuery()
[L619] int tmp ;
[L622] COND TRUE ! pumpRunning
[L624] CALL, EXPR isHighWaterLevel()
[L759] int retValue_acc ;
[L760] int tmp ;
[L761] int tmp___0 ;
[L765] CALL, EXPR isHighWaterSensorDry()
[L137] int retValue_acc ;
[L140] COND TRUE waterLevel < 2
[L141] retValue_acc = 1
[L142] return (retValue_acc);
[L765] RET, EXPR isHighWaterSensorDry()
[L765] tmp = isHighWaterSensorDry()
[L767] COND TRUE \read(tmp)
[L768] tmp___0 = 0
[L772] retValue_acc = tmp___0
[L773] return (retValue_acc);
[L624] RET, EXPR isHighWaterLevel()
[L624] tmp = isHighWaterLevel()
[L626] COND FALSE !(\read(tmp))
[L632] FCALL processEnvironment__wrappee__base()
[L663] RET processEnvironment__wrappee__methaneQuery()
[L599] RET processEnvironment()
[L605] CALL __utac_acc__Specification5_spec__3()
[L547] int tmp ;
[L548] int tmp___0 ;
[L552] CALL, EXPR getWaterLevel()
[L128] int retValue_acc ;
[L131] retValue_acc = waterLevel
[L132] return (retValue_acc);
[L552] RET, EXPR getWaterLevel()
[L552] tmp = getWaterLevel()
[L554] COND TRUE tmp != 2
[L556] CALL, EXPR isPumpRunning()
[L714] int retValue_acc ;
[L717] retValue_acc = pumpRunning
[L718] return (retValue_acc);
[L556] RET, EXPR isPumpRunning()
[L556] tmp___0 = isPumpRunning()
[L558] COND FALSE !(\read(tmp___0))
[L605] RET __utac_acc__Specification5_spec__3()
[L832] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 00:31:38,339 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)