./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 15:43:29,768 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 15:43:29,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-12-02 15:43:29,835 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 15:43:29,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 15:43:29,858 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 15:43:29,858 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 15:43:29,859 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 15:43:29,859 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 15:43:29,859 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 15:43:29,859 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 15:43:29,860 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-12-02 15:43:29,860 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-12-02 15:43:29,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * sizeof long=4
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-12-02 15:43:29,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * sizeof long double=12
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 15:43:29,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 15:43:29,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 15:43:29,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 15:43:29,863 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-12-02 15:43:29,863 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-12-02 15:43:29,863 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_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd97c2884595bd9a9b703dc95e9a5caeaf3b95ed9b6ed8cf435c9ebd351e9142
[2024-12-02 15:43:30,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 15:43:30,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 15:43:30,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 15:43:30,129 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 15:43:30,129 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 15:43:30,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c
[2024-12-02 15:43:32,929 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/data/dee94a8ef/43e66db819c6491698f4c5e83e9bf649/FLAG443cfbacb
[2024-12-02 15:43:33,187 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 15:43:33,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/sv-benchmarks/c/product-lines/minepump_spec3_product03.cil.c
[2024-12-02 15:43:33,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/data/dee94a8ef/43e66db819c6491698f4c5e83e9bf649/FLAG443cfbacb
[2024-12-02 15:43:33,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/data/dee94a8ef/43e66db819c6491698f4c5e83e9bf649
[2024-12-02 15:43:33,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 15:43:33,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 15:43:33,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 15:43:33,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 15:43:33,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 15:43:33,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ebaa40d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33, skipping insertion in model container
[2024-12-02 15:43:33,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,263 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 15:43:33,530 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:43:33,543 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 15:43:33,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49]
[2024-12-02 15:43:33,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [121]
[2024-12-02 15:43:33,554 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [251]
[2024-12-02 15:43:33,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [617]
[2024-12-02 15:43:33,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [655]
[2024-12-02 15:43:33,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [664]
[2024-12-02 15:43:33,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [699]
[2024-12-02 15:43:33,555 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [795]
[2024-12-02 15:43:33,609 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 15:43:33,629 INFO L204 MainTranslator]: Completed translation
[2024-12-02 15:43:33,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33 WrapperNode
[2024-12-02 15:43:33,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 15:43:33,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 15:43:33,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 15:43:33,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 15:43:33,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,675 INFO L138 Inliner]: procedures = 50, calls = 92, calls flagged for inlining = 45, calls inlined = 40, statements flattened = 266
[2024-12-02 15:43:33,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 15:43:33,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 15:43:33,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 15:43:33,677 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 15:43:33,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,689 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,702 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-12-02 15:43:33,703 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,703 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,708 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,713 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 15:43:33,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 15:43:33,718 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 15:43:33,718 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 15:43:33,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (1/1) ...
[2024-12-02 15:43:33,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-12-02 15:43:33,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:43:33,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-12-02 15:43:33,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-12-02 15:43:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 15:43:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-12-02 15:43:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 15:43:33,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 15:43:33,860 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 15:43:33,862 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 15:43:34,134 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live.
[2024-12-02 15:43:34,134 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 15:43:34,145 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 15:43:34,145 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-12-02 15:43:34,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:43:34 BoogieIcfgContainer
[2024-12-02 15:43:34,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 15:43:34,147 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-12-02 15:43:34,147 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-12-02 15:43:34,152 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-12-02 15:43:34,152 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 15:43:34,153 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.12 03:43:33" (1/3) ...
[2024-12-02 15:43:34,154 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7460dac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 03:43:34, skipping insertion in model container
[2024-12-02 15:43:34,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 15:43:34,154 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:43:33" (2/3) ...
[2024-12-02 15:43:34,154 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7460dac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.12 03:43:34, skipping insertion in model container
[2024-12-02 15:43:34,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-12-02 15:43:34,154 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:43:34" (3/3) ...
[2024-12-02 15:43:34,156 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product03.cil.c
[2024-12-02 15:43:34,202 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-12-02 15:43:34,203 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-12-02 15:43:34,203 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-12-02 15:43:34,203 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-12-02 15:43:34,203 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-12-02 15:43:34,203 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-12-02 15:43:34,203 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-12-02 15:43:34,203 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-12-02 15:43:34,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:34,226 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-12-02 15:43:34,227 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 15:43:34,227 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 15:43:34,233 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:34,233 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:34,233 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-12-02 15:43:34,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:34,238 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 54
[2024-12-02 15:43:34,238 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 15:43:34,239 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 15:43:34,239 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:34,239 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:34,244 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~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~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#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~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 15:43:34,244 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1;" "assume !(0 != test_~tmp~0#1);" "havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume !(0 != ~systemActive~0);" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#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~ret41#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-12-02 15:43:34,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:34,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-12-02 15:43:34,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:34,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885674985]
[2024-12-02 15:43:34,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:34,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:34,337 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:34,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:34,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:34,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:34,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1108047096, now seen corresponding path program 1 times
[2024-12-02 15:43:34,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:34,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500648637]
[2024-12-02 15:43:34,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:34,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:34,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:34,381 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:34,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:34,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:34,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1064323900, now seen corresponding path program 1 times
[2024-12-02 15:43:34,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:34,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420192559]
[2024-12-02 15:43:34,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:34,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:43:34,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-12-02 15:43:34,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420192559]
[2024-12-02 15:43:34,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420192559] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:43:34,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [781726795]
[2024-12-02 15:43:34,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:34,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:43:34,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:43:34,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:43:34,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 15:43:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:43:34,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 15:43:34,679 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:43:34,736 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:43:34,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [781726795] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 15:43:34,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 15:43:34,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-12-02 15:43:34,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82528519]
[2024-12-02 15:43:34,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:43:34,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-12-02 15:43:34,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-12-02 15:43:34,880 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-12-02 15:43:34,882 INFO L87 Difference]: Start difference. First operand has 86 states, 85 states have (on average 1.3764705882352941) internal successors, (117), 85 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 6 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:34,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:43:34,992 INFO L93 Difference]: Finished difference Result 221 states and 284 transitions.
[2024-12-02 15:43:34,994 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 221 states and 284 transitions.
[2024-12-02 15:43:34,999 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 137
[2024-12-02 15:43:35,006 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 221 states to 191 states and 254 transitions.
[2024-12-02 15:43:35,007 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 191
[2024-12-02 15:43:35,008 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 191
[2024-12-02 15:43:35,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 191 states and 254 transitions.
[2024-12-02 15:43:35,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-12-02 15:43:35,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 191 states and 254 transitions.
[2024-12-02 15:43:35,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states and 254 transitions.
[2024-12-02 15:43:35,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 126.
[2024-12-02 15:43:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 126 states have (on average 1.3333333333333333) internal successors, (168), 125 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:35,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 168 transitions.
[2024-12-02 15:43:35,038 INFO L240 hiAutomatonCegarLoop]: Abstraction has 126 states and 168 transitions.
[2024-12-02 15:43:35,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-12-02 15:43:35,043 INFO L425 stractBuchiCegarLoop]: Abstraction has 126 states and 168 transitions.
[2024-12-02 15:43:35,043 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-12-02 15:43:35,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 126 states and 168 transitions.
[2024-12-02 15:43:35,045 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 90
[2024-12-02 15:43:35,045 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 15:43:35,046 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 15:43:35,046 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:35,046 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:35,046 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~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~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#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~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 15:43:35,046 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1;" "assume !(0 != test_~tmp~0#1);" "havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#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~ret41#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1;" "assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1;" "havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-12-02 15:43:35,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-12-02 15:43:35,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511503724]
[2024-12-02 15:43:35,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,058 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,067 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:35,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,068 INFO L85 PathProgramCache]: Analyzing trace with hash 638753034, now seen corresponding path program 1 times
[2024-12-02 15:43:35,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548002220]
[2024-12-02 15:43:35,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,075 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:35,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1994172110, now seen corresponding path program 1 times
[2024-12-02 15:43:35,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995195527]
[2024-12-02 15:43:35,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:43:35,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-12-02 15:43:35,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995195527]
[2024-12-02 15:43:35,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995195527] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 15:43:35,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852302]
[2024-12-02 15:43:35,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 15:43:35,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 15:43:35,186 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 15:43:35,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 15:43:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 15:43:35,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-12-02 15:43:35,247 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 15:43:35,296 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-12-02 15:43:35,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852302] provided 0 perfect and 2 imperfect interpolant sequences
[2024-12-02 15:43:35,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-12-02 15:43:35,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 4
[2024-12-02 15:43:35,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393766123]
[2024-12-02 15:43:35,338 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-12-02 15:43:35,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-12-02 15:43:35,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-12-02 15:43:35,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 15:43:35,379 INFO L87 Difference]: Start difference. First operand 126 states and 168 transitions. cyclomatic complexity: 45 Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:35,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 15:43:35,454 INFO L93 Difference]: Finished difference Result 245 states and 321 transitions.
[2024-12-02 15:43:35,455 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 245 states and 321 transitions.
[2024-12-02 15:43:35,458 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 180
[2024-12-02 15:43:35,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 245 states to 245 states and 321 transitions.
[2024-12-02 15:43:35,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 245
[2024-12-02 15:43:35,460 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 245
[2024-12-02 15:43:35,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 245 states and 321 transitions.
[2024-12-02 15:43:35,462 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-12-02 15:43:35,462 INFO L218 hiAutomatonCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-12-02 15:43:35,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states and 321 transitions.
[2024-12-02 15:43:35,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245.
[2024-12-02 15:43:35,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 245 states have (on average 1.310204081632653) internal successors, (321), 244 states have internal predecessors, (321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 15:43:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 321 transitions.
[2024-12-02 15:43:35,475 INFO L240 hiAutomatonCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-12-02 15:43:35,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-12-02 15:43:35,476 INFO L425 stractBuchiCegarLoop]: Abstraction has 245 states and 321 transitions.
[2024-12-02 15:43:35,476 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-12-02 15:43:35,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 245 states and 321 transitions.
[2024-12-02 15:43:35,479 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 180
[2024-12-02 15:43:35,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-12-02 15:43:35,479 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-12-02 15:43:35,479 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:35,479 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 15:43:35,480 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);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~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~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1;" "main_#t~ret44#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#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~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0;"
[2024-12-02 15:43:35,480 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1;" "assume !(0 != test_~tmp~0#1);" "havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1;" "assume 0 != test_~tmp___2~0#1;" "assume { :begin_inline_timeShift } true;" "assume !(0 != ~pumpRunning~0);" "assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;" "assume { :end_inline_processEnvironment } true;" "assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~1#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~ret41#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~8#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret41#1;havoc __utac_acc__Specification3_spec__1_#t~ret41#1;" "assume !(0 != __utac_acc__Specification3_spec__1_~tmp~4#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~ret42#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~9#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~1#1 := __utac_acc__Specification3_spec__1_#t~ret42#1;havoc __utac_acc__Specification3_spec__1_#t~ret42#1;" "assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~1#1);" "havoc __utac_acc__Specification3_spec__1_#t~ret41#1, __utac_acc__Specification3_spec__1_#t~ret42#1, __utac_acc__Specification3_spec__1_#t~ret43#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~1#1, __utac_acc__Specification3_spec__1_~tmp___1~1#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-12-02 15:43:35,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-12-02 15:43:35,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829495092]
[2024-12-02 15:43:35,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,489 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:35,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:35,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,497 INFO L85 PathProgramCache]: Analyzing trace with hash -337466497, now seen corresponding path program 1 times
[2024-12-02 15:43:35,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553427158]
[2024-12-02 15:43:35,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,503 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:35,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 15:43:35,508 INFO L85 PathProgramCache]: Analyzing trace with hash 845174851, now seen corresponding path program 1 times
[2024-12-02 15:43:35,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-12-02 15:43:35,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394857117]
[2024-12-02 15:43:35,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 15:43:35,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 15:43:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,519 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:35,530 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-12-02 15:43:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:36,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-12-02 15:43:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-12-02 15:43:36,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.12 03:43:36 BoogieIcfgContainer
[2024-12-02 15:43:36,448 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-12-02 15:43:36,449 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 15:43:36,449 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 15:43:36,449 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 15:43:36,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:43:34" (3/4) ...
[2024-12-02 15:43:36,451 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-12-02 15:43:36,493 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 15:43:36,493 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 15:43:36,494 INFO L158 Benchmark]: Toolchain (without parser) took 3271.08ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 80.6MB in the end (delta: 36.4MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
[2024-12-02 15:43:36,494 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:43:36,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.00ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 99.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 15:43:36,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.86ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 97.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:43:36,495 INFO L158 Benchmark]: Boogie Preprocessor took 40.75ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 95.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:43:36,495 INFO L158 Benchmark]: RCFGBuilder took 427.81ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 78.7MB in the end (delta: 16.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 15:43:36,496 INFO L158 Benchmark]: BuchiAutomizer took 2301.58ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 84.0MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:43:36,496 INFO L158 Benchmark]: Witness Printer took 44.23ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 80.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 15:43:36,498 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 406.00ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 99.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 44.86ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 97.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.75ms. Allocated memory is still 142.6MB. Free memory was 97.1MB in the beginning and 95.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 427.81ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 78.7MB in the end (delta: 16.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2301.58ms. Allocated memory is still 142.6MB. Free memory was 78.5MB in the beginning and 84.0MB in the end (delta: -5.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 44.23ms. Allocated memory is still 142.6MB. Free memory was 82.9MB in the beginning and 80.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49]
- GenericResultAtLocation [Line: 121]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [121]
- GenericResultAtLocation [Line: 251]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [251]
- GenericResultAtLocation [Line: 617]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [617]
- GenericResultAtLocation [Line: 655]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [655]
- GenericResultAtLocation [Line: 664]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [664]
- GenericResultAtLocation [Line: 699]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [699]
- GenericResultAtLocation [Line: 795]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [795]
* 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 7 locations. The remainder module has 245 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. 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, 65 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 330 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 330 mSDsluCounter, 873 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 690 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 183 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 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: 67]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L129] int pumpRunning = 0;
[L130] int systemActive = 1;
[L421] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L700] int cleanupTimeShifts = 4;
[L796] int waterLevel = 1;
[L797] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L773] int retValue_acc ;
[L774] int tmp ;
[L778] FCALL select_helpers()
[L779] FCALL select_features()
[L780] CALL, EXPR valid_product()
[L647] int retValue_acc ;
[L650] retValue_acc = 1
[L651] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L780] RET, EXPR valid_product()
[L780] tmp = valid_product()
[L782] COND TRUE \read(tmp)
[L784] FCALL setup()
[L785] CALL runTest()
[L767] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L137] COND FALSE !(\read(pumpRunning))
[L144] COND TRUE \read(systemActive)
[L146] FCALL processEnvironment()
[L152] CALL __utac_acc__Specification3_spec__1()
[L667] int tmp ;
[L668] int tmp___0 ;
[L669] int tmp___1 ;
[L673] CALL, EXPR isMethaneLevelCritical()
[L835] int retValue_acc ;
[L838] retValue_acc = methaneLevelCritical
[L839] return (retValue_acc);
[L673] RET, EXPR isMethaneLevelCritical()
[L673] tmp = isMethaneLevelCritical()
[L675] COND FALSE !(\read(tmp))
[L679] CALL, EXPR getWaterLevel()
[L867] int retValue_acc ;
[L870] retValue_acc = waterLevel
[L871] return (retValue_acc);
[L679] RET, EXPR getWaterLevel()
[L679] tmp___0 = getWaterLevel()
[L681] COND FALSE !(tmp___0 == 2)
[L152] RET __utac_acc__Specification3_spec__1()
[L110] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 67]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L129] int pumpRunning = 0;
[L130] int systemActive = 1;
[L421] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L700] int cleanupTimeShifts = 4;
[L796] int waterLevel = 1;
[L797] int methaneLevelCritical = 0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L773] int retValue_acc ;
[L774] int tmp ;
[L778] FCALL select_helpers()
[L779] FCALL select_features()
[L780] CALL, EXPR valid_product()
[L647] int retValue_acc ;
[L650] retValue_acc = 1
[L651] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L780] RET, EXPR valid_product()
[L780] tmp = valid_product()
[L782] COND TRUE \read(tmp)
[L784] FCALL setup()
[L785] CALL runTest()
[L767] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L137] COND FALSE !(\read(pumpRunning))
[L144] COND TRUE \read(systemActive)
[L146] FCALL processEnvironment()
[L152] CALL __utac_acc__Specification3_spec__1()
[L667] int tmp ;
[L668] int tmp___0 ;
[L669] int tmp___1 ;
[L673] CALL, EXPR isMethaneLevelCritical()
[L835] int retValue_acc ;
[L838] retValue_acc = methaneLevelCritical
[L839] return (retValue_acc);
[L673] RET, EXPR isMethaneLevelCritical()
[L673] tmp = isMethaneLevelCritical()
[L675] COND FALSE !(\read(tmp))
[L679] CALL, EXPR getWaterLevel()
[L867] int retValue_acc ;
[L870] retValue_acc = waterLevel
[L871] return (retValue_acc);
[L679] RET, EXPR getWaterLevel()
[L679] tmp___0 = getWaterLevel()
[L681] COND FALSE !(tmp___0 == 2)
[L152] RET __utac_acc__Specification3_spec__1()
[L110] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-12-02 15:43:36,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 15:43:36,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 15:43:36,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04e109df-d6c1-4752-9c10-242182fe5a1b/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)