./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product46.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_spec4_product46.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', 'b28893eeb4e8958df7bf6ff738f75538c209345459f7fc3e6dda93763604868d']
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_spec4_product46.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 b28893eeb4e8958df7bf6ff738f75538c209345459f7fc3e6dda93763604868d
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-08 00:30:51,742 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 00:30:51,849 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 00:30:51,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 00:30:51,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 00:30:51,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 00:30:51,881 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 00:30:51,881 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 00:30:51,882 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 00:30:51,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 00:30:51,882 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 00:30:51,882 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 00:30:51,883 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 00:30:51,883 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 00:30:51,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 00:30:51,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 00:30:51,883 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 00:30:51,883 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 00:30:51,884 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 00:30:51,885 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 00:30:51,885 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 00:30:51,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 00:30:51,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 00:30:51,885 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 00:30:51,885 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 -> b28893eeb4e8958df7bf6ff738f75538c209345459f7fc3e6dda93763604868d
[2024-11-08 00:30:52,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 00:30:52,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 00:30:52,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 00:30:52,179 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 00:30:52,179 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 00:30:52,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product46.cil.c
[2024-11-08 00:30:53,502 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 00:30:53,740 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 00:30:53,741 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product46.cil.c
[2024-11-08 00:30:53,753 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c79031ef8/81a71b21e48d4dfdaa330931fdd51f87/FLAG681e6a491
[2024-11-08 00:30:54,055 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/c79031ef8/81a71b21e48d4dfdaa330931fdd51f87
[2024-11-08 00:30:54,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 00:30:54,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 00:30:54,059 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 00:30:54,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 00:30:54,062 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 00:30:54,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7a5630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54, skipping insertion in model container
[2024-11-08 00:30:54,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,083 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 00:30:54,318 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:30:54,327 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 00:30:54,335 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [153]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [182]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [548]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [557]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [767]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [861]
[2024-11-08 00:30:54,337 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [928]
[2024-11-08 00:30:54,397 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 00:30:54,415 INFO L204 MainTranslator]: Completed translation
[2024-11-08 00:30:54,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54 WrapperNode
[2024-11-08 00:30:54,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 00:30:54,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 00:30:54,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 00:30:54,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 00:30:54,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,467 INFO L138 Inliner]: procedures = 55, calls = 101, calls flagged for inlining = 54, calls inlined = 99, statements flattened = 660
[2024-11-08 00:30:54,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 00:30:54,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 00:30:54,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 00:30:54,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 00:30:54,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,476 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,485 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 00:30:54,485 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,485 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 00:30:54,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 00:30:54,507 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 00:30:54,507 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 00:30:54,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (1/1) ...
[2024-11-08 00:30:54,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 00:30:54,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-08 00:30:54,544 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 00:30:54,550 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 00:30:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 00:30:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 00:30:54,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 00:30:54,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 00:30:54,631 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 00:30:54,632 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 00:30:55,045 INFO L? ?]: Removed 157 outVars from TransFormulas that were not future-live.
[2024-11-08 00:30:55,045 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 00:30:55,062 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 00:30:55,064 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 00:30:55,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:30:55 BoogieIcfgContainer
[2024-11-08 00:30:55,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 00:30:55,065 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 00:30:55,065 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 00:30:55,072 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 00:30:55,073 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:30:55,073 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 12:30:54" (1/3) ...
[2024-11-08 00:30:55,074 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@630628e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:30:55, skipping insertion in model container
[2024-11-08 00:30:55,074 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:30:55,074 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:30:54" (2/3) ...
[2024-11-08 00:30:55,074 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@630628e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 12:30:55, skipping insertion in model container
[2024-11-08 00:30:55,074 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 00:30:55,074 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:30:55" (3/3) ...
[2024-11-08 00:30:55,075 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product46.cil.c
[2024-11-08 00:30:55,117 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 00:30:55,118 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 00:30:55,118 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 00:30:55,119 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 00:30:55,119 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 00:30:55,119 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 00:30:55,119 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 00:30:55,119 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 00:30:55,127 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 184 states, 183 states have (on average 1.349726775956284) internal successors, (247), 183 states have internal predecessors, (247), 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 00:30:55,150 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 119
[2024-11-08 00:30:55,151 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:30:55,151 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:30:55,156 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,156 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,156 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 00:30:55,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 184 states, 183 states have (on average 1.349726775956284) internal successors, (247), 183 states have internal predecessors, (247), 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 00:30:55,163 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 119
[2024-11-08 00:30:55,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:30:55,165 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:30:55,166 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,171 INFO L745 eck$LassoCheckResult]: Stem: 37#$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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 51#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 30#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 147#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~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 127#valid_product_returnLabel#1true main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 72#L140true assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 101#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~9#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 154#L872-2true
[2024-11-08 00:30:55,172 INFO L747 eck$LassoCheckResult]: Loop: 154#L872-2true assume !false; 52#L873true assume test_~splverifierCounter~0#1 < 4; 112#L874true havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 50#L882true assume !(0 != test_~tmp~9#1); 169#L882-2true havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 166#L892true assume !(0 != test_~tmp___0~2#1); 153#L892-2true havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 137#L902true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 67#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 73#L910-2true assume { :begin_inline_timeShift } true; 149#L572true assume !(0 != ~pumpRunning~0); 27#L572-2true assume !(0 != ~systemActive~0); 15#L579-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~1#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 85#getWaterLevel_returnLabel#1true __utac_acc__Specification4_spec__1_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1#1 := __utac_acc__Specification4_spec__1_#t~ret5#1;havoc __utac_acc__Specification4_spec__1_#t~ret5#1; 16#L165true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1#1); 20#L165-1true havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 86#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 154#L872-2true
[2024-11-08 00:30:55,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-08 00:30:55,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251275489]
[2024-11-08 00:30:55,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,296 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:30:55,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,300 INFO L85 PathProgramCache]: Analyzing trace with hash -633142397, now seen corresponding path program 1 times
[2024-11-08 00:30:55,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894844779]
[2024-11-08 00:30:55,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:30:55,383 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 00:30:55,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:30:55,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894844779]
[2024-11-08 00:30:55,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894844779] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:30:55,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:30:55,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 00:30:55,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627837917]
[2024-11-08 00:30:55,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:30:55,388 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 00:30:55,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:30:55,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 00:30:55,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 00:30:55,411 INFO L87 Difference]: Start difference. First operand has 184 states, 183 states have (on average 1.349726775956284) internal successors, (247), 183 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 00:30:55,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:30:55,469 INFO L93 Difference]: Finished difference Result 178 states and 231 transitions.
[2024-11-08 00:30:55,470 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 178 states and 231 transitions.
[2024-11-08 00:30:55,473 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 113
[2024-11-08 00:30:55,479 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 178 states to 168 states and 220 transitions.
[2024-11-08 00:30:55,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 168
[2024-11-08 00:30:55,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 168
[2024-11-08 00:30:55,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 168 states and 220 transitions.
[2024-11-08 00:30:55,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:30:55,484 INFO L218 hiAutomatonCegarLoop]: Abstraction has 168 states and 220 transitions.
[2024-11-08 00:30:55,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states and 220 transitions.
[2024-11-08 00:30:55,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 168.
[2024-11-08 00:30:55,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 168 states have (on average 1.3095238095238095) internal successors, (220), 167 states have internal predecessors, (220), 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 00:30:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 220 transitions.
[2024-11-08 00:30:55,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 168 states and 220 transitions.
[2024-11-08 00:30:55,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 00:30:55,522 INFO L425 stractBuchiCegarLoop]: Abstraction has 168 states and 220 transitions.
[2024-11-08 00:30:55,522 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 00:30:55,522 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 168 states and 220 transitions.
[2024-11-08 00:30:55,524 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 113
[2024-11-08 00:30:55,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:30:55,524 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:30:55,524 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,524 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,525 INFO L745 eck$LassoCheckResult]: Stem: 430#$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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 431#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 422#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 423#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~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 515#valid_product_returnLabel#1 main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 477#L140 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 478#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~9#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 490#L872-2
[2024-11-08 00:30:55,529 INFO L747 eck$LassoCheckResult]: Loop: 490#L872-2 assume !false; 453#L873 assume test_~splverifierCounter~0#1 < 4; 454#L874 havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 451#L882 assume !(0 != test_~tmp~9#1); 452#L882-2 havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 536#L892 assume !(0 != test_~tmp___0~2#1); 411#L892-2 havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 523#L902 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet51#1;test_~tmp___1~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1; 405#L910 assume 0 != test_~tmp___1~0#1; 406#L910-2 assume { :begin_inline_timeShift } true; 479#L572 assume !(0 != ~pumpRunning~0); 414#L572-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret31#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 415#L630 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret30#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~5#1; 495#L604-2 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 371#processEnvironment__wrappee__base_returnLabel#4 assume { :end_inline_processEnvironment__wrappee__base } true; 372#L604-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret30#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 404#L630-1 havoc processEnvironment_#t~ret31#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 392#L579-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~1#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 393#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1#1 := __utac_acc__Specification4_spec__1_#t~ret5#1;havoc __utac_acc__Specification4_spec__1_#t~ret5#1; 394#L165 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1#1); 396#L165-1 havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 403#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 490#L872-2
[2024-11-08 00:30:55,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-08 00:30:55,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356138467]
[2024-11-08 00:30:55,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:55,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:30:55,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1976614155, now seen corresponding path program 1 times
[2024-11-08 00:30:55,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340086413]
[2024-11-08 00:30:55,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 00:30:55,585 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 00:30:55,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 00:30:55,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340086413]
[2024-11-08 00:30:55,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340086413] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 00:30:55,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 00:30:55,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 00:30:55,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231677946]
[2024-11-08 00:30:55,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 00:30:55,586 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 00:30:55,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 00:30:55,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 00:30:55,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 00:30:55,588 INFO L87 Difference]: Start difference. First operand 168 states and 220 transitions. cyclomatic complexity: 54 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 00:30:55,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 00:30:55,699 INFO L93 Difference]: Finished difference Result 230 states and 289 transitions.
[2024-11-08 00:30:55,699 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 230 states and 289 transitions.
[2024-11-08 00:30:55,701 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 160
[2024-11-08 00:30:55,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 230 states to 230 states and 289 transitions.
[2024-11-08 00:30:55,706 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 230
[2024-11-08 00:30:55,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 230
[2024-11-08 00:30:55,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 230 states and 289 transitions.
[2024-11-08 00:30:55,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 00:30:55,707 INFO L218 hiAutomatonCegarLoop]: Abstraction has 230 states and 289 transitions.
[2024-11-08 00:30:55,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states and 289 transitions.
[2024-11-08 00:30:55,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230.
[2024-11-08 00:30:55,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 230 states have (on average 1.2565217391304349) internal successors, (289), 229 states have internal predecessors, (289), 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 00:30:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 289 transitions.
[2024-11-08 00:30:55,722 INFO L240 hiAutomatonCegarLoop]: Abstraction has 230 states and 289 transitions.
[2024-11-08 00:30:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 00:30:55,723 INFO L425 stractBuchiCegarLoop]: Abstraction has 230 states and 289 transitions.
[2024-11-08 00:30:55,723 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-08 00:30:55,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 230 states and 289 transitions.
[2024-11-08 00:30:55,725 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 160
[2024-11-08 00:30:55,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 00:30:55,727 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 00:30:55,728 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 00:30:55,728 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]
[2024-11-08 00:30:55,728 INFO L745 eck$LassoCheckResult]: Stem: 832#$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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; 833#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 823#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 824#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~11#1;havoc valid_product_~retValue_acc~11#1;valid_product_~retValue_acc~11#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~11#1; 929#valid_product_returnLabel#1 main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~11#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 880#L140 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 881#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet48#1, test_#t~nondet49#1, test_#t~nondet50#1, test_#t~nondet51#1, test_~splverifierCounter~0#1, test_~tmp~9#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~9#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 895#L872-2
[2024-11-08 00:30:55,728 INFO L747 eck$LassoCheckResult]: Loop: 895#L872-2 assume !false; 856#L873 assume test_~splverifierCounter~0#1 < 4; 857#L874 havoc test_#t~nondet48#1;test_~tmp~9#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 854#L882 assume !(0 != test_~tmp~9#1); 855#L882-2 havoc test_#t~nondet49#1;test_~tmp___0~2#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 954#L892 assume !(0 != test_~tmp___0~2#1); 811#L892-2 havoc test_#t~nondet50#1;test_~tmp___2~0#1 := test_#t~nondet50#1;havoc test_#t~nondet50#1; 937#L902 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet51#1;test_~tmp___1~0#1 := test_#t~nondet51#1;havoc test_#t~nondet51#1; 805#L910 assume 0 != test_~tmp___1~0#1; 806#L910-2 assume { :begin_inline_timeShift } true; 882#L572 assume !(0 != ~pumpRunning~0); 815#L572-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret31#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 816#L630 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__methaneQuery } true;havoc processEnvironment__wrappee__methaneQuery_#t~ret30#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;havoc processEnvironment__wrappee__methaneQuery_~tmp~5#1; 902#L604-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret42#1, isHighWaterLevel_~retValue_acc~6#1, isHighWaterLevel_~tmp~8#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~6#1;havoc isHighWaterLevel_~tmp~8#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;havoc isHighWaterSensorDry_~retValue_acc~9#1; 878#L851-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~9#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~9#1; 852#isHighWaterSensorDry_returnLabel#2 isHighWaterLevel_#t~ret42#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~9#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~8#1 := isHighWaterLevel_#t~ret42#1;havoc isHighWaterLevel_#t~ret42#1; 853#L749-3 assume 0 != isHighWaterLevel_~tmp~8#1;isHighWaterLevel_~tmp___0~1#1 := 0; 920#L749-5 isHighWaterLevel_~retValue_acc~6#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~6#1; 921#isHighWaterLevel_returnLabel#2 processEnvironment__wrappee__methaneQuery_#t~ret30#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret42#1, isHighWaterLevel_~retValue_acc~6#1, isHighWaterLevel_~tmp~8#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__methaneQuery_~tmp~5#1 := processEnvironment__wrappee__methaneQuery_#t~ret30#1;havoc processEnvironment__wrappee__methaneQuery_#t~ret30#1; 836#L608-3 assume !(0 != processEnvironment__wrappee__methaneQuery_~tmp~5#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 838#processEnvironment__wrappee__base_returnLabel#3 assume { :end_inline_processEnvironment__wrappee__base } true; 847#L604-3 havoc processEnvironment__wrappee__methaneQuery_#t~ret30#1, processEnvironment__wrappee__methaneQuery_~tmp~5#1;assume { :end_inline_processEnvironment__wrappee__methaneQuery } true; 807#L630-1 havoc processEnvironment_#t~ret31#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 793#L579-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification4_spec__1_~tmp~1#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1; 794#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret5#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~1#1 := __utac_acc__Specification4_spec__1_#t~ret5#1;havoc __utac_acc__Specification4_spec__1_#t~ret5#1; 795#L165 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~1#1); 797#L165-1 havoc __utac_acc__Specification4_spec__1_#t~ret5#1, __utac_acc__Specification4_spec__1_#t~ret6#1, __utac_acc__Specification4_spec__1_~tmp~1#1, __utac_acc__Specification4_spec__1_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 804#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 895#L872-2
[2024-11-08 00:30:55,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,730 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-11-08 00:30:55,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813822410]
[2024-11-08 00:30:55,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:30:55,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1357396749, now seen corresponding path program 1 times
[2024-11-08 00:30:55,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633910271]
[2024-11-08 00:30:55,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:30:55,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 00:30:55,778 INFO L85 PathProgramCache]: Analyzing trace with hash 106414801, now seen corresponding path program 1 times
[2024-11-08 00:30:55,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 00:30:55,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701122009]
[2024-11-08 00:30:55,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 00:30:55,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 00:30:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:55,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 00:30:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:56,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 00:30:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 00:30:56,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 12:30:56 BoogieIcfgContainer
[2024-11-08 00:30:56,748 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 00:30:56,748 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 00:30:56,748 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 00:30:56,749 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 00:30:56,749 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:30:55" (3/4) ...
[2024-11-08 00:30:56,750 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 00:30:56,785 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-08 00:30:56,785 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 00:30:56,786 INFO L158 Benchmark]: Toolchain (without parser) took 2727.65ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 106.2MB in the end (delta: 10.1MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB.
[2024-11-08 00:30:56,786 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:30:56,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.67ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 98.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 00:30:56,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.87ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:30:56,787 INFO L158 Benchmark]: Boogie Preprocessor took 38.69ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 91.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:30:56,788 INFO L158 Benchmark]: RCFGBuilder took 557.26ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 64.1MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-08 00:30:56,788 INFO L158 Benchmark]: BuchiAutomizer took 1682.86ms. Allocated memory is still 142.6MB. Free memory was 64.1MB in the beginning and 109.3MB in the end (delta: -45.2MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB.
[2024-11-08 00:30:56,788 INFO L158 Benchmark]: Witness Printer took 37.04ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 106.2MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 00:30:56,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.24ms. Allocated memory is still 117.4MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 356.67ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 98.1MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.87ms. Allocated memory is still 142.6MB. Free memory was 98.1MB in the beginning and 94.9MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.69ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 91.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 557.26ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 64.1MB in the end (delta: 27.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
* BuchiAutomizer took 1682.86ms. Allocated memory is still 142.6MB. Free memory was 64.1MB in the beginning and 109.3MB in the end (delta: -45.2MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB.
* Witness Printer took 37.04ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 106.2MB in the end (delta: 3.1MB). 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,"Test.i","") [49]
- GenericResultAtLocation [Line: 153]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [153]
- GenericResultAtLocation [Line: 182]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [182]
- GenericResultAtLocation [Line: 548]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [548]
- GenericResultAtLocation [Line: 557]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [557]
- GenericResultAtLocation [Line: 767]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [767]
- GenericResultAtLocation [Line: 861]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [861]
- GenericResultAtLocation [Line: 928]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [928]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 230 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 1.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 388 mSDsluCounter, 526 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 93 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 433 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 872]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L50] int cleanupTimeShifts = 4;
[L352] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L565] int pumpRunning = 0;
[L566] int systemActive = 1;
[L768] int waterLevel = 1;
[L769] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L131] int retValue_acc ;
[L132] int tmp ;
[L136] FCALL select_helpers()
[L137] FCALL select_features()
[L138] CALL, EXPR valid_product()
[L955] int retValue_acc ;
[L958] retValue_acc = 1
[L959] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L138] RET, EXPR valid_product()
[L138] tmp = valid_product()
[L140] COND TRUE \read(tmp)
[L142] FCALL setup()
[L143] CALL runTest()
[L122] CALL test()
[L863] int splverifierCounter ;
[L864] int tmp ;
[L865] int tmp___0 ;
[L866] int tmp___1 ;
[L867] int tmp___2 ;
[L870] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L872] COND TRUE 1
[L874] COND TRUE splverifierCounter < 4
[L880] tmp = __VERIFIER_nondet_int()
[L882] COND FALSE !(\read(tmp))
[L890] tmp___0 = __VERIFIER_nondet_int()
[L892] COND FALSE !(\read(tmp___0))
[L900] tmp___2 = __VERIFIER_nondet_int()
[L902] COND FALSE !(\read(tmp___2))
[L908] tmp___1 = __VERIFIER_nondet_int()
[L910] COND TRUE \read(tmp___1)
[L917] CALL timeShift()
[L572] COND FALSE !(\read(pumpRunning))
[L579] COND TRUE \read(systemActive)
[L581] CALL processEnvironment()
[L627] int tmp ;
[L630] COND FALSE !(\read(pumpRunning))
[L645] CALL processEnvironment__wrappee__methaneQuery()
[L601] int tmp ;
[L604] COND TRUE ! pumpRunning
[L606] CALL, EXPR isHighWaterLevel()
[L741] int retValue_acc ;
[L742] int tmp ;
[L743] int tmp___0 ;
[L747] CALL, EXPR isHighWaterSensorDry()
[L848] int retValue_acc ;
[L851] COND TRUE waterLevel < 2
[L852] retValue_acc = 1
[L853] return (retValue_acc);
[L747] RET, EXPR isHighWaterSensorDry()
[L747] tmp = isHighWaterSensorDry()
[L749] COND TRUE \read(tmp)
[L750] tmp___0 = 0
[L754] retValue_acc = tmp___0
[L755] return (retValue_acc);
[L606] RET, EXPR isHighWaterLevel()
[L606] tmp = isHighWaterLevel()
[L608] COND FALSE !(\read(tmp))
[L614] FCALL processEnvironment__wrappee__base()
[L645] RET processEnvironment__wrappee__methaneQuery()
[L581] RET processEnvironment()
[L587] CALL __utac_acc__Specification4_spec__1()
[L158] int tmp ;
[L159] int tmp___0 ;
[L163] CALL, EXPR getWaterLevel()
[L839] int retValue_acc ;
[L842] retValue_acc = waterLevel
[L843] return (retValue_acc);
[L163] RET, EXPR getWaterLevel()
[L163] tmp = getWaterLevel()
[L165] COND FALSE !(tmp == 0)
[L587] RET __utac_acc__Specification4_spec__1()
[L917] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 872]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L50] int cleanupTimeShifts = 4;
[L352] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L565] int pumpRunning = 0;
[L566] int systemActive = 1;
[L768] int waterLevel = 1;
[L769] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L131] int retValue_acc ;
[L132] int tmp ;
[L136] FCALL select_helpers()
[L137] FCALL select_features()
[L138] CALL, EXPR valid_product()
[L955] int retValue_acc ;
[L958] retValue_acc = 1
[L959] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L138] RET, EXPR valid_product()
[L138] tmp = valid_product()
[L140] COND TRUE \read(tmp)
[L142] FCALL setup()
[L143] CALL runTest()
[L122] CALL test()
[L863] int splverifierCounter ;
[L864] int tmp ;
[L865] int tmp___0 ;
[L866] int tmp___1 ;
[L867] int tmp___2 ;
[L870] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L872] COND TRUE 1
[L874] COND TRUE splverifierCounter < 4
[L880] tmp = __VERIFIER_nondet_int()
[L882] COND FALSE !(\read(tmp))
[L890] tmp___0 = __VERIFIER_nondet_int()
[L892] COND FALSE !(\read(tmp___0))
[L900] tmp___2 = __VERIFIER_nondet_int()
[L902] COND FALSE !(\read(tmp___2))
[L908] tmp___1 = __VERIFIER_nondet_int()
[L910] COND TRUE \read(tmp___1)
[L917] CALL timeShift()
[L572] COND FALSE !(\read(pumpRunning))
[L579] COND TRUE \read(systemActive)
[L581] CALL processEnvironment()
[L627] int tmp ;
[L630] COND FALSE !(\read(pumpRunning))
[L645] CALL processEnvironment__wrappee__methaneQuery()
[L601] int tmp ;
[L604] COND TRUE ! pumpRunning
[L606] CALL, EXPR isHighWaterLevel()
[L741] int retValue_acc ;
[L742] int tmp ;
[L743] int tmp___0 ;
[L747] CALL, EXPR isHighWaterSensorDry()
[L848] int retValue_acc ;
[L851] COND TRUE waterLevel < 2
[L852] retValue_acc = 1
[L853] return (retValue_acc);
[L747] RET, EXPR isHighWaterSensorDry()
[L747] tmp = isHighWaterSensorDry()
[L749] COND TRUE \read(tmp)
[L750] tmp___0 = 0
[L754] retValue_acc = tmp___0
[L755] return (retValue_acc);
[L606] RET, EXPR isHighWaterLevel()
[L606] tmp = isHighWaterLevel()
[L608] COND FALSE !(\read(tmp))
[L614] FCALL processEnvironment__wrappee__base()
[L645] RET processEnvironment__wrappee__methaneQuery()
[L581] RET processEnvironment()
[L587] CALL __utac_acc__Specification4_spec__1()
[L158] int tmp ;
[L159] int tmp___0 ;
[L163] CALL, EXPR getWaterLevel()
[L839] int retValue_acc ;
[L842] retValue_acc = waterLevel
[L843] return (retValue_acc);
[L163] RET, EXPR getWaterLevel()
[L163] tmp = getWaterLevel()
[L165] COND FALSE !(tmp == 0)
[L587] RET __utac_acc__Specification4_spec__1()
[L917] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 00:30:56,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)