./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product04.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_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/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_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/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_ee37f04a-817a-4a68-98be-4aed5780223c/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 67e8a37948bd5f43a3fb7848f413432f70349c69c24953f933a261c7c5558ab6
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:54:56,601 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:54:56,698 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-23 23:54:56,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:54:56,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:54:56,743 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:54:56,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:54:56,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:54:56,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:54:56,747 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:54:56,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:54:56,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:54:56,749 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:54:56,749 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-23 23:54:56,749 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-23 23:54:56,749 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-23 23:54:56,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 23:54:56,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-23 23:54:56,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:54:56,753 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:54:56,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:54:56,753 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:54:56,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:54:56,753 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-11-23 23:54:56,754 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-23 23:54:56,754 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_ee37f04a-817a-4a68-98be-4aed5780223c/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 -> 67e8a37948bd5f43a3fb7848f413432f70349c69c24953f933a261c7c5558ab6
[2024-11-23 23:54:57,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:54:57,167 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:54:57,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:54:57,173 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:54:57,173 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:54:57,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c
[2024-11-23 23:55:00,577 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/data/27a35f300/e6066b15f85a43dea543ece8a6b178ce/FLAG2c87245a7
[2024-11-23 23:55:00,988 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:55:00,989 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/sv-benchmarks/c/product-lines/minepump_spec1_product04.cil.c
[2024-11-23 23:55:01,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/data/27a35f300/e6066b15f85a43dea543ece8a6b178ce/FLAG2c87245a7
[2024-11-23 23:55:01,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/data/27a35f300/e6066b15f85a43dea543ece8a6b178ce
[2024-11-23 23:55:01,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:55:01,159 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:55:01,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:55:01,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:55:01,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:55:01,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6303a9d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01, skipping insertion in model container
[2024-11-23 23:55:01,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,225 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:55:01,600 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:55:01,621 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:55:01,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49]
[2024-11-23 23:55:01,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58]
[2024-11-23 23:55:01,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133]
[2024-11-23 23:55:01,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [271]
[2024-11-23 23:55:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [637]
[2024-11-23 23:55:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [718]
[2024-11-23 23:55:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [756]
[2024-11-23 23:55:01,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [782]
[2024-11-23 23:55:01,727 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:55:01,764 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:55:01,765 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01 WrapperNode
[2024-11-23 23:55:01,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:55:01,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:55:01,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:55:01,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:55:01,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,803 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,846 INFO L138 Inliner]: procedures = 51, calls = 92, calls flagged for inlining = 45, calls inlined = 38, statements flattened = 236
[2024-11-23 23:55:01,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:55:01,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:55:01,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:55:01,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:55:01,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,862 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,887 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 23:55:01,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,888 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,894 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,904 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,905 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:55:01,909 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:55:01,909 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:55:01,909 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:55:01,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (1/1) ...
[2024-11-23 23:55:01,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-23 23:55:01,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:55:01,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-23 23:55:01,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:55:01,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 23:55:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 23:55:01,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:55:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:55:02,089 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:55:02,091 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:55:02,420 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live.
[2024-11-23 23:55:02,420 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:55:02,432 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:55:02,432 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-23 23:55:02,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:55:02 BoogieIcfgContainer
[2024-11-23 23:55:02,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:55:02,434 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-23 23:55:02,434 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-23 23:55:02,441 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-23 23:55:02,442 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 23:55:02,442 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 11:55:01" (1/3) ...
[2024-11-23 23:55:02,443 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ddf0420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:55:02, skipping insertion in model container
[2024-11-23 23:55:02,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 23:55:02,444 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:55:01" (2/3) ...
[2024-11-23 23:55:02,444 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6ddf0420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:55:02, skipping insertion in model container
[2024-11-23 23:55:02,444 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 23:55:02,444 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:55:02" (3/3) ...
[2024-11-23 23:55:02,446 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec1_product04.cil.c
[2024-11-23 23:55:02,520 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-23 23:55:02,521 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-23 23:55:02,521 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-23 23:55:02,521 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-23 23:55:02,521 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-23 23:55:02,522 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-23 23:55:02,522 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-23 23:55:02,522 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-23 23:55:02,528 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 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 23:55:02,552 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-23 23:55:02,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 23:55:02,553 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 23:55:02,561 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:55:02,561 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 23:55:02,561 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-23 23:55:02,562 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 81 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 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 23:55:02,572 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-23 23:55:02,572 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 23:55:02,573 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 23:55:02,573 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:55:02,575 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 23:55:02,582 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;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~9#1, main_~tmp~5#1;havoc main_~retValue_acc~9#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret48#1;havoc main_#t~ret48#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;"
[2024-11-23 23:55:02,583 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_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__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~4#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~4#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;isMethaneLevelCritical_~retValue_acc~5#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~5#1;" "__utac_acc__Specification1_spec__1_#t~ret46#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~4#1 := __utac_acc__Specification1_spec__1_#t~ret46#1;havoc __utac_acc__Specification1_spec__1_#t~ret46#1;" "assume !(0 != __utac_acc__Specification1_spec__1_~tmp~4#1);" "havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~4#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 23:55:02,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:55:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-23 23:55:02,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 23:55:02,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850425528]
[2024-11-23 23:55:02,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:02,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:55:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:02,755 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:55:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:02,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 23:55:02,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:55:02,816 INFO L85 PathProgramCache]: Analyzing trace with hash -541449201, now seen corresponding path program 1 times
[2024-11-23 23:55:02,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 23:55:02,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344020765]
[2024-11-23 23:55:02,818 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:55:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:55:02,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-23 23:55:02,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344020765]
[2024-11-23 23:55:02,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344020765] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 23:55:02,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379560398]
[2024-11-23 23:55:02,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:02,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:55:02,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:55:02,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:55:02,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 23:55:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:55:02,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-23 23:55:02,989 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 23:55:03,041 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-23 23:55:03,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379560398] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-23 23:55:03,068 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-23 23:55:03,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3
[2024-11-23 23:55:03,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012584197]
[2024-11-23 23:55:03,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-23 23:55:03,077 INFO L764 eck$LassoCheckResult]: loop already infeasible
[2024-11-23 23:55:03,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-23 23:55:03,114 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 23:55:03,115 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 23:55:03,117 INFO L87 Difference]: Start difference. First operand has 81 states, 80 states have (on average 1.3625) internal successors, (109), 80 states have internal predecessors, (109), 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 23:55:03,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:55:03,190 INFO L93 Difference]: Finished difference Result 141 states and 179 transitions.
[2024-11-23 23:55:03,194 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 141 states and 179 transitions.
[2024-11-23 23:55:03,201 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 88
[2024-11-23 23:55:03,216 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 141 states to 121 states and 158 transitions.
[2024-11-23 23:55:03,217 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 121
[2024-11-23 23:55:03,218 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 121
[2024-11-23 23:55:03,221 INFO L73 IsDeterministic]: Start isDeterministic. Operand 121 states and 158 transitions.
[2024-11-23 23:55:03,222 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-23 23:55:03,222 INFO L218 hiAutomatonCegarLoop]: Abstraction has 121 states and 158 transitions.
[2024-11-23 23:55:03,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states and 158 transitions.
[2024-11-23 23:55:03,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 118.
[2024-11-23 23:55:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 118 states have (on average 1.305084745762712) internal successors, (154), 117 states have internal predecessors, (154), 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 23:55:03,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 154 transitions.
[2024-11-23 23:55:03,262 INFO L240 hiAutomatonCegarLoop]: Abstraction has 118 states and 154 transitions.
[2024-11-23 23:55:03,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 23:55:03,268 INFO L425 stractBuchiCegarLoop]: Abstraction has 118 states and 154 transitions.
[2024-11-23 23:55:03,268 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-23 23:55:03,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 118 states and 154 transitions.
[2024-11-23 23:55:03,271 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 85
[2024-11-23 23:55:03,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 23:55:03,271 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 23:55:03,272 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:55:03,272 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 23:55:03,272 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;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret48#1, main_~retValue_acc~9#1, main_~tmp~5#1;havoc main_~retValue_acc~9#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~5#1 := main_#t~ret48#1;havoc main_#t~ret48#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;"
[2024-11-23 23:55:03,272 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);havoc test_#t~nondet7#1;test_~tmp___1~0#1 := test_#t~nondet7#1;havoc test_#t~nondet7#1;" "assume !(0 != test_~tmp___1~0#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__Specification1_spec__1 } true;havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~4#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification1_spec__1_~tmp~4#1;havoc __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;isMethaneLevelCritical_~retValue_acc~5#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~5#1;" "__utac_acc__Specification1_spec__1_#t~ret46#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~5#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification1_spec__1_~tmp~4#1 := __utac_acc__Specification1_spec__1_#t~ret46#1;havoc __utac_acc__Specification1_spec__1_#t~ret46#1;" "assume !(0 != __utac_acc__Specification1_spec__1_~tmp~4#1);" "havoc __utac_acc__Specification1_spec__1_#t~ret46#1, __utac_acc__Specification1_spec__1_#t~ret47#1, __utac_acc__Specification1_spec__1_~tmp~4#1, __utac_acc__Specification1_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification1_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 23:55:03,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:55:03,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-23 23:55:03,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 23:55:03,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831390320]
[2024-11-23 23:55:03,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:03,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:55:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,291 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:55:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,305 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 23:55:03,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:55:03,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1112149897, now seen corresponding path program 1 times
[2024-11-23 23:55:03,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 23:55:03,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402071645]
[2024-11-23 23:55:03,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:03,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:55:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,316 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:55:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 23:55:03,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:55:03,325 INFO L85 PathProgramCache]: Analyzing trace with hash -2043831501, now seen corresponding path program 1 times
[2024-11-23 23:55:03,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 23:55:03,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851768015]
[2024-11-23 23:55:03,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:55:03,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:55:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,364 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:55:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:03,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 23:55:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:04,905 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:55:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:55:05,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 11:55:05 BoogieIcfgContainer
[2024-11-23 23:55:05,001 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-23 23:55:05,002 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 23:55:05,002 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 23:55:05,002 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 23:55:05,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:55:02" (3/4) ...
[2024-11-23 23:55:05,005 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-23 23:55:05,078 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 23:55:05,078 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 23:55:05,081 INFO L158 Benchmark]: Toolchain (without parser) took 3921.25ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.4MB in the beginning and 240.6MB in the end (delta: -147.2MB). Peak memory consumption was 89.7MB. Max. memory is 16.1GB.
[2024-11-23 23:55:05,081 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:55:05,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.34ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 75.0MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 23:55:05,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.87ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:55:05,083 INFO L158 Benchmark]: Boogie Preprocessor took 60.39ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:55:05,084 INFO L158 Benchmark]: RCFGBuilder took 524.53ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 56.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 23:55:05,086 INFO L158 Benchmark]: BuchiAutomizer took 2567.22ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.7MB in the beginning and 243.5MB in the end (delta: -187.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB.
[2024-11-23 23:55:05,086 INFO L158 Benchmark]: Witness Printer took 77.52ms. Allocated memory is still 352.3MB. Free memory was 243.5MB in the beginning and 240.6MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:55:05,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.75ms. Allocated memory is still 167.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 605.34ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 75.0MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 79.87ms. Allocated memory is still 117.4MB. Free memory was 75.0MB in the beginning and 73.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 60.39ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 71.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 524.53ms. Allocated memory is still 117.4MB. Free memory was 71.4MB in the beginning and 56.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2567.22ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.7MB in the beginning and 243.5MB in the end (delta: -187.8MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB.
* Witness Printer took 77.52ms. Allocated memory is still 352.3MB. Free memory was 243.5MB in the beginning and 240.6MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. 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,"wsllib_check.i","") [49]
- GenericResultAtLocation [Line: 58]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58]
- GenericResultAtLocation [Line: 133]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [133]
- GenericResultAtLocation [Line: 271]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [271]
- GenericResultAtLocation [Line: 637]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [637]
- GenericResultAtLocation [Line: 718]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [718]
- GenericResultAtLocation [Line: 756]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [756]
- GenericResultAtLocation [Line: 782]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [782]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 118 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 86 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 86 mSDsluCounter, 172 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 79 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 93 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 77]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L141] int pumpRunning = 0;
[L142] int systemActive = 1;
[L441] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L639] int waterLevel = 1;
[L640] int methaneLevelCritical = 0;
[L783] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L856] int retValue_acc ;
[L857] int tmp ;
[L861] FCALL select_helpers()
[L862] FCALL select_features()
[L863] CALL, EXPR valid_product()
[L748] int retValue_acc ;
[L751] retValue_acc = 1
[L752] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L863] RET, EXPR valid_product()
[L863] tmp = valid_product()
[L865] COND TRUE \read(tmp)
[L867] FCALL setup()
[L868] CALL runTest()
[L850] CALL test()
[L66] int splverifierCounter ;
[L67] int tmp ;
[L68] int tmp___0 ;
[L69] int tmp___1 ;
[L70] int tmp___2 ;
[L73] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L77] COND TRUE splverifierCounter < 4
[L83] tmp = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp))
[L93] tmp___0 = __VERIFIER_nondet_int()
[L95] COND FALSE !(\read(tmp___0))
[L103] tmp___2 = __VERIFIER_nondet_int()
[L105] COND FALSE !(\read(tmp___2))
[L111] tmp___1 = __VERIFIER_nondet_int()
[L113] COND FALSE !(\read(tmp___1))
[L122] CALL timeShift()
[L149] COND FALSE !(\read(pumpRunning))
[L156] COND TRUE \read(systemActive)
[L158] FCALL processEnvironment()
[L164] CALL __utac_acc__Specification1_spec__1()
[L758] int tmp ;
[L759] int tmp___0 ;
[L763] CALL, EXPR isMethaneLevelCritical()
[L678] int retValue_acc ;
[L681] retValue_acc = methaneLevelCritical
[L682] return (retValue_acc);
[L763] RET, EXPR isMethaneLevelCritical()
[L763] tmp = isMethaneLevelCritical()
[L765] COND FALSE !(\read(tmp))
[L164] RET __utac_acc__Specification1_spec__1()
[L122] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 77]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L141] int pumpRunning = 0;
[L142] int systemActive = 1;
[L441] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L639] int waterLevel = 1;
[L640] int methaneLevelCritical = 0;
[L783] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L856] int retValue_acc ;
[L857] int tmp ;
[L861] FCALL select_helpers()
[L862] FCALL select_features()
[L863] CALL, EXPR valid_product()
[L748] int retValue_acc ;
[L751] retValue_acc = 1
[L752] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L863] RET, EXPR valid_product()
[L863] tmp = valid_product()
[L865] COND TRUE \read(tmp)
[L867] FCALL setup()
[L868] CALL runTest()
[L850] CALL test()
[L66] int splverifierCounter ;
[L67] int tmp ;
[L68] int tmp___0 ;
[L69] int tmp___1 ;
[L70] int tmp___2 ;
[L73] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L77] COND TRUE splverifierCounter < 4
[L83] tmp = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp))
[L93] tmp___0 = __VERIFIER_nondet_int()
[L95] COND FALSE !(\read(tmp___0))
[L103] tmp___2 = __VERIFIER_nondet_int()
[L105] COND FALSE !(\read(tmp___2))
[L111] tmp___1 = __VERIFIER_nondet_int()
[L113] COND FALSE !(\read(tmp___1))
[L122] CALL timeShift()
[L149] COND FALSE !(\read(pumpRunning))
[L156] COND TRUE \read(systemActive)
[L158] FCALL processEnvironment()
[L164] CALL __utac_acc__Specification1_spec__1()
[L758] int tmp ;
[L759] int tmp___0 ;
[L763] CALL, EXPR isMethaneLevelCritical()
[L678] int retValue_acc ;
[L681] retValue_acc = methaneLevelCritical
[L682] return (retValue_acc);
[L763] RET, EXPR isMethaneLevelCritical()
[L763] tmp = isMethaneLevelCritical()
[L765] COND FALSE !(\read(tmp))
[L164] RET __utac_acc__Specification1_spec__1()
[L122] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-23 23:55:05,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 23:55:05,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee37f04a-817a-4a68-98be-4aed5780223c/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)