./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC --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 5d126ee18ecb92c3c690e8a34ad047b6b98e7a02d578302f03541b84dbf3857a
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:53:32,658 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:53:32,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-23 22:53:32,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:53:32,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:53:32,806 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:53:32,807 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:53:32,807 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:53:32,808 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 22:53:32,808 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 22:53:32,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:53:32,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:53:32,809 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:53:32,809 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-23 22:53:32,809 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-23 22:53:32,809 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-23 22:53:32,810 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-23 22:53:32,810 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-23 22:53:32,810 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-23 22:53:32,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:53:32,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-23 22:53:32,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:53:32,812 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:53:32,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:53:32,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:53:32,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:53:32,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-11-23 22:53:32,814 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-23 22:53:32,814 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC
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 -> 5d126ee18ecb92c3c690e8a34ad047b6b98e7a02d578302f03541b84dbf3857a
[2024-11-23 22:53:33,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:53:33,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:53:33,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:53:33,230 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:53:33,230 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:53:33,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c
[2024-11-23 22:53:36,716 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/data/d2cddfacd/ba14d63ca74b4bb4907ade97e366d620/FLAG098310da9
[2024-11-23 22:53:37,157 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:53:37,158 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/sv-benchmarks/c/product-lines/minepump_spec3_product02.cil.c
[2024-11-23 22:53:37,180 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/data/d2cddfacd/ba14d63ca74b4bb4907ade97e366d620/FLAG098310da9
[2024-11-23 22:53:37,200 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/data/d2cddfacd/ba14d63ca74b4bb4907ade97e366d620
[2024-11-23 22:53:37,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:53:37,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:53:37,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:53:37,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:53:37,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:53:37,215 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,216 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d68c3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37, skipping insertion in model container
[2024-11-23 22:53:37,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,258 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:53:37,588 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:53:37,605 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:53:37,616 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49]
[2024-11-23 22:53:37,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87]
[2024-11-23 22:53:37,618 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [96]
[2024-11-23 22:53:37,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [462]
[2024-11-23 22:53:37,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [587]
[2024-11-23 22:53:37,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [622]
[2024-11-23 22:53:37,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [692]
[2024-11-23 22:53:37,619 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [788]
[2024-11-23 22:53:37,694 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:53:37,727 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:53:37,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37 WrapperNode
[2024-11-23 22:53:37,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:53:37,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:53:37,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:53:37,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:53:37,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,816 INFO L138 Inliner]: procedures = 50, calls = 91, calls flagged for inlining = 44, calls inlined = 39, statements flattened = 262
[2024-11-23 22:53:37,820 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:53:37,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:53:37,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:53:37,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:53:37,836 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,839 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,863 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].
[2024-11-23 22:53:37,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,869 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:53:37,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:53:37,893 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:53:37,893 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:53:37,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (1/1) ...
[2024-11-23 22:53:37,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-23 22:53:37,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:53:37,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-23 22:53:37,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:53:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:53:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 22:53:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:53:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:53:38,049 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:53:38,052 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:53:38,501 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live.
[2024-11-23 22:53:38,501 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:53:38,525 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:53:38,525 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-23 22:53:38,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:38 BoogieIcfgContainer
[2024-11-23 22:53:38,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:53:38,527 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-23 22:53:38,527 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-23 22:53:38,540 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-23 22:53:38,541 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:53:38,541 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 10:53:37" (1/3) ...
[2024-11-23 22:53:38,543 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60a749b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:53:38, skipping insertion in model container
[2024-11-23 22:53:38,543 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:53:38,544 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:37" (2/3) ...
[2024-11-23 22:53:38,545 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@60a749b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:53:38, skipping insertion in model container
[2024-11-23 22:53:38,545 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:53:38,545 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:38" (3/3) ...
[2024-11-23 22:53:38,547 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product02.cil.c
[2024-11-23 22:53:38,631 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-23 22:53:38,631 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-23 22:53:38,631 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-23 22:53:38,632 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-23 22:53:38,632 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-23 22:53:38,632 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-23 22:53:38,632 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-23 22:53:38,632 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-23 22:53:38,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 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)
[2024-11-23 22:53:38,660 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-23 22:53:38,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:53:38,660 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:53:38,667 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:38,667 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:38,667 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-23 22:53:38,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 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)
[2024-11-23 22:53:38,673 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-23 22:53:38,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:53:38,674 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:53:38,674 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:38,675 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:38,681 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1;" "assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-23 22:53:38,682 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet40#1;test_~tmp~4#1 := test_#t~nondet40#1;havoc test_#t~nondet40#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet41#1;test_~tmp___0~1#1 := test_#t~nondet41#1;havoc test_#t~nondet41#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet42#1;test_~tmp___2~0#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1;" "assume { :end_inline_startSystem } true;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~3#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret37#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3#1 := __utac_acc__Specification3_spec__1_#t~ret37#1;havoc __utac_acc__Specification3_spec__1_#t~ret37#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~3#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:53:38,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:38,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-23 22:53:38,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:38,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613619224]
[2024-11-23 22:53:38,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:38,841 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:38,902 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:38,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:38,906 INFO L85 PathProgramCache]: Analyzing trace with hash 264434527, now seen corresponding path program 1 times
[2024-11-23 22:53:38,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:38,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830407830]
[2024-11-23 22:53:38,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:38,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:39,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-23 22:53:39,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830407830]
[2024-11-23 22:53:39,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830407830] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 22:53:39,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845052877]
[2024-11-23 22:53:39,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:39,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:53:39,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:53:39,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:53:39,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 22:53:39,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:39,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-23 22:53:39,183 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:53:39,229 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-23 22:53:39,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845052877] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-23 22:53:39,281 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-23 22:53:39,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3
[2024-11-23 22:53:39,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37538750]
[2024-11-23 22:53:39,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-23 22:53:39,291 INFO L764 eck$LassoCheckResult]: loop already infeasible
[2024-11-23 22:53:39,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-23 22:53:39,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 22:53:39,333 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 22:53:39,335 INFO L87 Difference]: Start difference. First operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 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 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 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)
[2024-11-23 22:53:39,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:53:39,374 INFO L93 Difference]: Finished difference Result 77 states and 97 transitions.
[2024-11-23 22:53:39,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 97 transitions.
[2024-11-23 22:53:39,379 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45
[2024-11-23 22:53:39,386 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 67 states and 86 transitions.
[2024-11-23 22:53:39,387 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67
[2024-11-23 22:53:39,388 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67
[2024-11-23 22:53:39,389 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 86 transitions.
[2024-11-23 22:53:39,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-23 22:53:39,390 INFO L218 hiAutomatonCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-23 22:53:39,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states and 86 transitions.
[2024-11-23 22:53:39,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67.
[2024-11-23 22:53:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 66 states have internal predecessors, (86), 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)
[2024-11-23 22:53:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 86 transitions.
[2024-11-23 22:53:39,426 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-23 22:53:39,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 22:53:39,435 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-23 22:53:39,435 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-23 22:53:39,435 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 86 transitions.
[2024-11-23 22:53:39,440 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45
[2024-11-23 22:53:39,440 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:53:39,440 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:53:39,441 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:39,441 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:39,442 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1;" "assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-23 22:53:39,442 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet40#1;test_~tmp~4#1 := test_#t~nondet40#1;havoc test_#t~nondet40#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet41#1;test_~tmp___0~1#1 := test_#t~nondet41#1;havoc test_#t~nondet41#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet42#1;test_~tmp___2~0#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet43#1;test_~tmp___1~1#1 := test_#t~nondet43#1;havoc test_#t~nondet43#1;" "assume 0 != test_~tmp___1~1#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~3#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret37#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3#1 := __utac_acc__Specification3_spec__1_#t~ret37#1;havoc __utac_acc__Specification3_spec__1_#t~ret37#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~3#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:53:39,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:39,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-23 22:53:39,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:39,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031376974]
[2024-11-23 22:53:39,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:39,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:39,485 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:39,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:39,518 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:39,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:39,518 INFO L85 PathProgramCache]: Analyzing trace with hash 655572009, now seen corresponding path program 1 times
[2024-11-23 22:53:39,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:39,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410986276]
[2024-11-23 22:53:39,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:39,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:39,544 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:39,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:39,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:39,564 INFO L85 PathProgramCache]: Analyzing trace with hash -276109595, now seen corresponding path program 1 times
[2024-11-23 22:53:39,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:39,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737014700]
[2024-11-23 22:53:39,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:39,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:39,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:39,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-23 22:53:39,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737014700]
[2024-11-23 22:53:39,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737014700] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 22:53:39,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075347888]
[2024-11-23 22:53:39,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:39,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:53:39,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:53:39,859 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:53:39,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-23 22:53:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:39,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-23 22:53:39,983 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:53:40,103 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-23 22:53:40,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075347888] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-23 22:53:40,201 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-23 22:53:40,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4
[2024-11-23 22:53:40,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765080427]
[2024-11-23 22:53:40,205 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-23 22:53:40,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-23 22:53:40,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 22:53:40,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-23 22:53:40,326 INFO L87 Difference]: Start difference. First operand 67 states and 86 transitions. cyclomatic complexity: 21 Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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)
[2024-11-23 22:53:40,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:53:40,448 INFO L93 Difference]: Finished difference Result 127 states and 161 transitions.
[2024-11-23 22:53:40,451 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 127 states and 161 transitions.
[2024-11-23 22:53:40,453 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 90
[2024-11-23 22:53:40,455 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 127 states to 127 states and 161 transitions.
[2024-11-23 22:53:40,455 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 127
[2024-11-23 22:53:40,455 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 127
[2024-11-23 22:53:40,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 161 transitions.
[2024-11-23 22:53:40,456 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-23 22:53:40,456 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 161 transitions.
[2024-11-23 22:53:40,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 161 transitions.
[2024-11-23 22:53:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127.
[2024-11-23 22:53:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 127 states have (on average 1.2677165354330708) internal successors, (161), 126 states have internal predecessors, (161), 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)
[2024-11-23 22:53:40,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 161 transitions.
[2024-11-23 22:53:40,464 INFO L240 hiAutomatonCegarLoop]: Abstraction has 127 states and 161 transitions.
[2024-11-23 22:53:40,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 22:53:40,465 INFO L425 stractBuchiCegarLoop]: Abstraction has 127 states and 161 transitions.
[2024-11-23 22:53:40,465 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-23 22:53:40,465 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 127 states and 161 transitions.
[2024-11-23 22:53:40,467 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 90
[2024-11-23 22:53:40,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:53:40,467 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:53:40,468 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:40,468 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]
[2024-11-23 22:53:40,468 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret44#1, main_~retValue_acc~7#1, main_~tmp~5#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~5#1;assume { :begin_inline_select_helpers } true;" "assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true;" "assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret44#1;havoc main_#t~ret44#1;" "assume 0 != main_~tmp~5#1;assume { :begin_inline_setup } true;" "assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet40#1, test_#t~nondet41#1, test_#t~nondet42#1, test_#t~nondet43#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~1#1, test_~tmp___1~1#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-11-23 22:53:40,468 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet40#1;test_~tmp~4#1 := test_#t~nondet40#1;havoc test_#t~nondet40#1;" "assume !(0 != test_~tmp~4#1);" "havoc test_#t~nondet41#1;test_~tmp___0~1#1 := test_#t~nondet41#1;havoc test_#t~nondet41#1;" "assume !(0 != test_~tmp___0~1#1);" "havoc test_#t~nondet42#1;test_~tmp___2~0#1 := test_#t~nondet42#1;havoc test_#t~nondet42#1;" "assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1;" "assume { :end_inline_startSystem } true;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~3#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;isMethaneLevelCritical_~retValue_acc~8#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~8#1;" "__utac_acc__Specification3_spec__1_#t~ret37#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~3#1 := __utac_acc__Specification3_spec__1_#t~ret37#1;havoc __utac_acc__Specification3_spec__1_#t~ret37#1;" "assume !(0 != __utac_acc__Specification3_spec__1_~tmp~3#1);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;havoc getWaterLevel_~retValue_acc~9#1;getWaterLevel_~retValue_acc~9#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~9#1;" "__utac_acc__Specification3_spec__1_#t~ret38#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~0#1 := __utac_acc__Specification3_spec__1_#t~ret38#1;havoc __utac_acc__Specification3_spec__1_#t~ret38#1;" "assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~0#1);" "havoc __utac_acc__Specification3_spec__1_#t~ret37#1, __utac_acc__Specification3_spec__1_#t~ret38#1, __utac_acc__Specification3_spec__1_#t~ret39#1, __utac_acc__Specification3_spec__1_~tmp~3#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:53:40,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:40,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-11-23 22:53:40,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:40,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771734687]
[2024-11-23 22:53:40,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:40,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,479 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:40,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:40,489 INFO L85 PathProgramCache]: Analyzing trace with hash -826102561, now seen corresponding path program 1 times
[2024-11-23 22:53:40,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:40,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029623419]
[2024-11-23 22:53:40,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:40,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,496 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:40,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:40,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:40,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1476040859, now seen corresponding path program 1 times
[2024-11-23 22:53:40,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:53:40,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968906865]
[2024-11-23 22:53:40,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:40,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:53:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,516 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:40,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:53:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:42,087 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:53:42,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:53:42,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 10:53:42 BoogieIcfgContainer
[2024-11-23 22:53:42,185 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-23 22:53:42,186 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 22:53:42,186 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 22:53:42,188 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 22:53:42,190 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:38" (3/4) ...
[2024-11-23 22:53:42,192 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-23 22:53:42,262 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 22:53:42,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 22:53:42,264 INFO L158 Benchmark]: Toolchain (without parser) took 5058.23ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.1MB in the beginning and 277.2MB in the end (delta: -184.1MB). Peak memory consumption was 49.1MB. Max. memory is 16.1GB.
[2024-11-23 22:53:42,268 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:53:42,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.48ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 75.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 22:53:42,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.84ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:53:42,269 INFO L158 Benchmark]: Boogie Preprocessor took 68.90ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:53:42,270 INFO L158 Benchmark]: RCFGBuilder took 633.66ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 55.4MB in the end (delta: 16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:53:42,270 INFO L158 Benchmark]: BuchiAutomizer took 3657.74ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.3MB in the beginning and 279.3MB in the end (delta: -224.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB.
[2024-11-23 22:53:42,271 INFO L158 Benchmark]: Witness Printer took 76.43ms. Allocated memory is still 352.3MB. Free memory was 279.3MB in the beginning and 277.2MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:53:42,274 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 522.48ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 75.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 91.84ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 73.2MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 68.90ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* RCFGBuilder took 633.66ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 55.4MB in the end (delta: 16.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 3657.74ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.3MB in the beginning and 279.3MB in the end (delta: -224.0MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB.
* Witness Printer took 76.43ms. Allocated memory is still 352.3MB. Free memory was 279.3MB in the beginning and 277.2MB in the end (delta: 2.1MB). 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,"featureselect.i","") [49]
- GenericResultAtLocation [Line: 87]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87]
- GenericResultAtLocation [Line: 96]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [96]
- GenericResultAtLocation [Line: 462]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [462]
- GenericResultAtLocation [Line: 587]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [587]
- GenericResultAtLocation [Line: 622]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [622]
- GenericResultAtLocation [Line: 692]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [692]
- GenericResultAtLocation [Line: 788]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [788]
* 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 5 locations. The remainder module has 127 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 3.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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, 154 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 154 mSDsluCounter, 393 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 222 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 171 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 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: 638]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L266] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L472] int pumpRunning = 0;
[L473] int systemActive = 1;
[L693] int cleanupTimeShifts = 4;
[L789] int waterLevel = 1;
[L790] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L766] int retValue_acc ;
[L767] int tmp ;
[L771] FCALL select_helpers()
[L772] FCALL select_features()
[L773] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L773] RET, EXPR valid_product()
[L773] tmp = valid_product()
[L775] COND TRUE \read(tmp)
[L777] FCALL setup()
[L778] CALL runTest()
[L760] CALL test()
[L627] int splverifierCounter ;
[L628] int tmp ;
[L629] int tmp___0 ;
[L630] int tmp___1 ;
[L631] int tmp___2 ;
[L634] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L638] COND TRUE splverifierCounter < 4
[L644] tmp = __VERIFIER_nondet_int()
[L646] COND FALSE !(\read(tmp))
[L654] tmp___0 = __VERIFIER_nondet_int()
[L656] COND FALSE !(\read(tmp___0))
[L664] tmp___2 = __VERIFIER_nondet_int()
[L666] COND TRUE \read(tmp___2)
[L668] CALL startSystem()
[L583] systemActive = 1
[L668] RET startSystem()
[L681] CALL timeShift()
[L480] COND FALSE !(\read(pumpRunning))
[L487] COND TRUE \read(systemActive)
[L489] FCALL processEnvironment()
[L495] CALL __utac_acc__Specification3_spec__1()
[L590] int tmp ;
[L591] int tmp___0 ;
[L592] int tmp___1 ;
[L596] CALL, EXPR isMethaneLevelCritical()
[L828] int retValue_acc ;
[L831] retValue_acc = methaneLevelCritical
[L832] return (retValue_acc);
[L596] RET, EXPR isMethaneLevelCritical()
[L596] tmp = isMethaneLevelCritical()
[L598] COND FALSE !(\read(tmp))
[L602] CALL, EXPR getWaterLevel()
[L860] int retValue_acc ;
[L863] retValue_acc = waterLevel
[L864] return (retValue_acc);
[L602] RET, EXPR getWaterLevel()
[L602] tmp___0 = getWaterLevel()
[L604] COND FALSE !(tmp___0 == 2)
[L495] RET __utac_acc__Specification3_spec__1()
[L681] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 638]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L266] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L472] int pumpRunning = 0;
[L473] int systemActive = 1;
[L693] int cleanupTimeShifts = 4;
[L789] int waterLevel = 1;
[L790] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L766] int retValue_acc ;
[L767] int tmp ;
[L771] FCALL select_helpers()
[L772] FCALL select_features()
[L773] CALL, EXPR valid_product()
[L79] int retValue_acc ;
[L82] retValue_acc = 1
[L83] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L773] RET, EXPR valid_product()
[L773] tmp = valid_product()
[L775] COND TRUE \read(tmp)
[L777] FCALL setup()
[L778] CALL runTest()
[L760] CALL test()
[L627] int splverifierCounter ;
[L628] int tmp ;
[L629] int tmp___0 ;
[L630] int tmp___1 ;
[L631] int tmp___2 ;
[L634] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L638] COND TRUE splverifierCounter < 4
[L644] tmp = __VERIFIER_nondet_int()
[L646] COND FALSE !(\read(tmp))
[L654] tmp___0 = __VERIFIER_nondet_int()
[L656] COND FALSE !(\read(tmp___0))
[L664] tmp___2 = __VERIFIER_nondet_int()
[L666] COND TRUE \read(tmp___2)
[L668] CALL startSystem()
[L583] systemActive = 1
[L668] RET startSystem()
[L681] CALL timeShift()
[L480] COND FALSE !(\read(pumpRunning))
[L487] COND TRUE \read(systemActive)
[L489] FCALL processEnvironment()
[L495] CALL __utac_acc__Specification3_spec__1()
[L590] int tmp ;
[L591] int tmp___0 ;
[L592] int tmp___1 ;
[L596] CALL, EXPR isMethaneLevelCritical()
[L828] int retValue_acc ;
[L831] retValue_acc = methaneLevelCritical
[L832] return (retValue_acc);
[L596] RET, EXPR isMethaneLevelCritical()
[L596] tmp = isMethaneLevelCritical()
[L598] COND FALSE !(\read(tmp))
[L602] CALL, EXPR getWaterLevel()
[L860] int retValue_acc ;
[L863] retValue_acc = waterLevel
[L864] return (retValue_acc);
[L602] RET, EXPR getWaterLevel()
[L602] tmp___0 = getWaterLevel()
[L604] COND FALSE !(tmp___0 == 2)
[L495] RET __utac_acc__Specification3_spec__1()
[L681] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-23 22:53:42,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-23 22:53:42,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 22:53:42,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa70208c-cd1c-4e19-80f2-2ed602d0913b/bin/uautomizer-verify-LYvppIcaGC/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)