./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product03.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_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/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_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/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_05a8482f-9438-4188-b63c-6e19f4c192f8/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 355b5902b5f931f50c54d9516b33231d0a6419b36d45cf753c504688535a3e74
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:38:20,454 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:38:20,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-23 22:38:20,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:38:20,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:38:20,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:38:20,570 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:38:20,570 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:38:20,571 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 22:38:20,571 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 22:38:20,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:38:20,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:38:20,573 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:38:20,573 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-23 22:38:20,573 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-23 22:38:20,573 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-23 22:38:20,573 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-23 22:38:20,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-23 22:38:20,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:38:20,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:38:20,575 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:38:20,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:38:20,576 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM
[2024-11-23 22:38:20,576 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-23 22:38:20,576 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_05a8482f-9438-4188-b63c-6e19f4c192f8/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 -> 355b5902b5f931f50c54d9516b33231d0a6419b36d45cf753c504688535a3e74
[2024-11-23 22:38:20,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:38:20,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:38:20,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:38:20,875 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:38:20,875 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:38:20,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c
[2024-11-23 22:38:23,757 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/data/5f73d2e34/d21a1c075bc6403f9252d4554dabce43/FLAGd0292ef54
[2024-11-23 22:38:24,130 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:38:24,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/sv-benchmarks/c/product-lines/minepump_spec4_product03.cil.c
[2024-11-23 22:38:24,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/data/5f73d2e34/d21a1c075bc6403f9252d4554dabce43/FLAGd0292ef54
[2024-11-23 22:38:24,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/data/5f73d2e34/d21a1c075bc6403f9252d4554dabce43
[2024-11-23 22:38:24,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:38:24,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:38:24,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:38:24,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:38:24,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:38:24,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666f1ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24, skipping insertion in model container
[2024-11-23 22:38:24,172 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,226 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:38:24,553 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:38:24,571 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:38:24,578 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49]
[2024-11-23 22:38:24,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [58]
[2024-11-23 22:38:24,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [424]
[2024-11-23 22:38:24,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [462]
[2024-11-23 22:38:24,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [534]
[2024-11-23 22:38:24,580 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [664]
[2024-11-23 22:38:24,581 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [745]
[2024-11-23 22:38:24,581 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [771]
[2024-11-23 22:38:24,679 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:38:24,707 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:38:24,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24 WrapperNode
[2024-11-23 22:38:24,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:38:24,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:38:24,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:38:24,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:38:24,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,772 INFO L138 Inliner]: procedures = 50, calls = 91, calls flagged for inlining = 44, calls inlined = 37, statements flattened = 233
[2024-11-23 22:38:24,775 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:38:24,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:38:24,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:38:24,776 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:38:24,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,788 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,814 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 22:38:24,814 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,823 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,841 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:38:24,842 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:38:24,842 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:38:24,842 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:38:24,843 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (1/1) ...
[2024-11-23 22:38:24,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-23 22:38:24,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:38:24,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-23 22:38:24,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:38:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:38:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 22:38:24,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:38:24,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:38:25,002 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:38:25,004 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:38:25,284 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live.
[2024-11-23 22:38:25,284 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:38:25,302 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:38:25,303 INFO L312 CfgBuilder]: Removed 4 assume(true) statements.
[2024-11-23 22:38:25,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:25 BoogieIcfgContainer
[2024-11-23 22:38:25,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:38:25,304 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-23 22:38:25,304 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-23 22:38:25,310 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-23 22:38:25,311 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:38:25,311 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 10:38:24" (1/3) ...
[2024-11-23 22:38:25,312 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fc79428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:38:25, skipping insertion in model container
[2024-11-23 22:38:25,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:38:25,312 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:38:24" (2/3) ...
[2024-11-23 22:38:25,313 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1fc79428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:38:25, skipping insertion in model container
[2024-11-23 22:38:25,313 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-23 22:38:25,313 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:25" (3/3) ...
[2024-11-23 22:38:25,314 INFO L363 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product03.cil.c
[2024-11-23 22:38:25,378 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-23 22:38:25,379 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-23 22:38:25,379 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-23 22:38:25,379 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-23 22:38:25,379 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-23 22:38:25,379 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-23 22:38:25,379 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-23 22:38:25,379 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-23 22:38:25,385 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 80 states, 79 states have (on average 1.3670886075949367) internal successors, (108), 79 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 22:38:25,412 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 50
[2024-11-23 22:38:25,412 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:38:25,412 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:38:25,419 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:25,419 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:25,419 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-23 22:38:25,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 80 states, 79 states have (on average 1.3670886075949367) internal successors, (108), 79 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 22:38:25,426 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 50
[2024-11-23 22:38:25,426 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:38:25,426 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:38:25,427 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:25,427 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:25,433 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~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~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#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~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#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 22:38:25,433 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet28#1;test_~tmp~3#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1;" "assume !(0 != test_~tmp~3#1);" "havoc test_#t~nondet29#1;test_~tmp___0~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet30#1;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#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__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret46#1, __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification4_spec__1_~tmp~4#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1;" "__utac_acc__Specification4_spec__1_#t~ret46#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4#1 := __utac_acc__Specification4_spec__1_#t~ret46#1;havoc __utac_acc__Specification4_spec__1_#t~ret46#1;" "assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4#1);" "havoc __utac_acc__Specification4_spec__1_#t~ret46#1, __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:38:25,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:25,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-23 22:38:25,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:25,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69771445]
[2024-11-23 22:38:25,451 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:25,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:25,537 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:25,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:38:25,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:25,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1108031944, now seen corresponding path program 1 times
[2024-11-23 22:38:25,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:25,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619468543]
[2024-11-23 22:38:25,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:25,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:25,582 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:25,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:38:25,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:25,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1064308748, now seen corresponding path program 1 times
[2024-11-23 22:38:25,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:25,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126589091]
[2024-11-23 22:38:25,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:25,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:38:25,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace
[2024-11-23 22:38:25,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126589091]
[2024-11-23 22:38:25,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126589091] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 22:38:25,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1098375615]
[2024-11-23 22:38:25,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:25,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:38:25,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:38:25,906 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:38:25,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 22:38:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:38:25,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-23 22:38:25,989 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:38:26,069 INFO L312 TraceCheckSpWp]: Computing backward predicates...
[2024-11-23 22:38:26,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1098375615] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-23 22:38:26,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-23 22:38:26,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 2, 2] total 6
[2024-11-23 22:38:26,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925169217]
[2024-11-23 22:38:26,148 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-23 22:38:26,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM
[2024-11-23 22:38:26,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-23 22:38:26,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-23 22:38:26,280 INFO L87 Difference]: Start difference. First operand has 80 states, 79 states have (on average 1.3670886075949367) internal successors, (108), 79 states have internal predecessors, (108), 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)
[2024-11-23 22:38:26,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:38:26,463 INFO L93 Difference]: Finished difference Result 203 states and 257 transitions.
[2024-11-23 22:38:26,466 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 203 states and 257 transitions.
[2024-11-23 22:38:26,476 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 125
[2024-11-23 22:38:26,489 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 203 states to 173 states and 227 transitions.
[2024-11-23 22:38:26,491 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 173
[2024-11-23 22:38:26,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 173
[2024-11-23 22:38:26,494 INFO L73 IsDeterministic]: Start isDeterministic. Operand 173 states and 227 transitions.
[2024-11-23 22:38:26,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-23 22:38:26,496 INFO L218 hiAutomatonCegarLoop]: Abstraction has 173 states and 227 transitions.
[2024-11-23 22:38:26,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states and 227 transitions.
[2024-11-23 22:38:26,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 114.
[2024-11-23 22:38:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 114 states have (on average 1.3157894736842106) internal successors, (150), 113 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-23 22:38:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 150 transitions.
[2024-11-23 22:38:26,539 INFO L240 hiAutomatonCegarLoop]: Abstraction has 114 states and 150 transitions.
[2024-11-23 22:38:26,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-23 22:38:26,545 INFO L425 stractBuchiCegarLoop]: Abstraction has 114 states and 150 transitions.
[2024-11-23 22:38:26,545 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-23 22:38:26,545 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 114 states and 150 transitions.
[2024-11-23 22:38:26,547 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 82
[2024-11-23 22:38:26,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-23 22:38:26,547 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-23 22:38:26,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:26,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:38:26,548 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~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~4#1;havoc valid_product_~retValue_acc~4#1;valid_product_~retValue_acc~4#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~4#1;" "main_#t~ret48#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~4#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~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~3#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~3#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 22:38:26,548 INFO L749 eck$LassoCheckResult]: Loop: "assume test_~splverifierCounter~0#1 < 4;" "havoc test_#t~nondet28#1;test_~tmp~3#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1;" "assume !(0 != test_~tmp~3#1);" "havoc test_#t~nondet29#1;test_~tmp___0~0#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1;" "assume !(0 != test_~tmp___0~0#1);" "havoc test_#t~nondet30#1;test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#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__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret46#1, __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;havoc __utac_acc__Specification4_spec__1_~tmp~4#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;havoc getWaterLevel_~retValue_acc~8#1;getWaterLevel_~retValue_acc~8#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~8#1;" "__utac_acc__Specification4_spec__1_#t~ret46#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~8#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~4#1 := __utac_acc__Specification4_spec__1_#t~ret46#1;havoc __utac_acc__Specification4_spec__1_#t~ret46#1;" "assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4#1);" "havoc __utac_acc__Specification4_spec__1_#t~ret46#1, __utac_acc__Specification4_spec__1_#t~ret47#1, __utac_acc__Specification4_spec__1_~tmp~4#1, __utac_acc__Specification4_spec__1_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true;" "assume { :end_inline_timeShift } true;"
[2024-11-23 22:38:26,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:26,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-23 22:38:26,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:26,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755461147]
[2024-11-23 22:38:26,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:26,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,569 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:38:26,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:26,591 INFO L85 PathProgramCache]: Analyzing trace with hash 638768186, now seen corresponding path program 1 times
[2024-11-23 22:38:26,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:26,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797844224]
[2024-11-23 22:38:26,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:26,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,605 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:38:26,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:38:26,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1994187262, now seen corresponding path program 1 times
[2024-11-23 22:38:26,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM
[2024-11-23 22:38:26,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31174958]
[2024-11-23 22:38:26,619 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:38:26,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:38:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,640 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:26,670 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace
[2024-11-23 22:38:27,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:27,876 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:38:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:38:27,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 10:38:27 BoogieIcfgContainer
[2024-11-23 22:38:27,947 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-23 22:38:27,948 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 22:38:27,948 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 22:38:27,948 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 22:38:27,950 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:38:25" (3/4) ...
[2024-11-23 22:38:27,952 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-23 22:38:28,009 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 22:38:28,009 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 22:38:28,011 INFO L158 Benchmark]: Toolchain (without parser) took 3846.30ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.2MB in the beginning and 180.0MB in the end (delta: -86.8MB). Peak memory consumption was 148.4MB. Max. memory is 16.1GB.
[2024-11-23 22:38:28,011 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:38:28,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 544.73ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 75.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 22:38:28,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.19ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:38:28,012 INFO L158 Benchmark]: Boogie Preprocessor took 66.40ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:38:28,012 INFO L158 Benchmark]: RCFGBuilder took 461.22ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 56.0MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:38:28,013 INFO L158 Benchmark]: BuchiAutomizer took 2643.39ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 56.0MB in the beginning and 182.6MB in the end (delta: -126.6MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB.
[2024-11-23 22:38:28,017 INFO L158 Benchmark]: Witness Printer took 61.44ms. Allocated memory is still 352.3MB. Free memory was 182.6MB in the beginning and 180.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:38:28,019 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 544.73ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 75.3MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.19ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 73.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 66.40ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 71.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 461.22ms. Allocated memory is still 117.4MB. Free memory was 71.5MB in the beginning and 56.0MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2643.39ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 56.0MB in the beginning and 182.6MB in the end (delta: -126.6MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB.
* Witness Printer took 61.44ms. Allocated memory is still 352.3MB. Free memory was 182.6MB in the beginning and 180.0MB in the end (delta: 2.7MB). 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,"libacc.i","") [58]
- GenericResultAtLocation [Line: 424]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [424]
- GenericResultAtLocation [Line: 462]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [462]
- GenericResultAtLocation [Line: 534]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [534]
- GenericResultAtLocation [Line: 664]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [664]
- GenericResultAtLocation [Line: 745]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [745]
- GenericResultAtLocation [Line: 771]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [771]
* 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 7 locations. The remainder module has 114 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 59 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, 158 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 158 mSDsluCounter, 566 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 477 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 89 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 480]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L228] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L542] int pumpRunning = 0;
[L543] int systemActive = 1;
[L666] int waterLevel = 1;
[L667] int methaneLevelCritical = 0;
[L772] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L845] int retValue_acc ;
[L846] int tmp ;
[L850] FCALL select_helpers()
[L851] FCALL select_features()
[L852] CALL, EXPR valid_product()
[L454] int retValue_acc ;
[L457] retValue_acc = 1
[L458] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L852] RET, EXPR valid_product()
[L852] tmp = valid_product()
[L854] COND TRUE \read(tmp)
[L856] FCALL setup()
[L857] CALL runTest()
[L839] CALL test()
[L469] int splverifierCounter ;
[L470] int tmp ;
[L471] int tmp___0 ;
[L472] int tmp___1 ;
[L473] int tmp___2 ;
[L476] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L480] COND TRUE splverifierCounter < 4
[L486] tmp = __VERIFIER_nondet_int()
[L488] COND FALSE !(\read(tmp))
[L496] tmp___0 = __VERIFIER_nondet_int()
[L498] COND FALSE !(\read(tmp___0))
[L506] tmp___2 = __VERIFIER_nondet_int()
[L508] COND TRUE \read(tmp___2)
[L523] CALL timeShift()
[L550] COND FALSE !(\read(pumpRunning))
[L557] COND TRUE \read(systemActive)
[L559] FCALL processEnvironment()
[L565] CALL __utac_acc__Specification4_spec__1()
[L747] int tmp ;
[L748] int tmp___0 ;
[L752] CALL, EXPR getWaterLevel()
[L737] int retValue_acc ;
[L740] retValue_acc = waterLevel
[L741] return (retValue_acc);
[L752] RET, EXPR getWaterLevel()
[L752] tmp = getWaterLevel()
[L754] COND FALSE !(tmp == 0)
[L565] RET __utac_acc__Specification4_spec__1()
[L523] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 480]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L228] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L542] int pumpRunning = 0;
[L543] int systemActive = 1;
[L666] int waterLevel = 1;
[L667] int methaneLevelCritical = 0;
[L772] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L845] int retValue_acc ;
[L846] int tmp ;
[L850] FCALL select_helpers()
[L851] FCALL select_features()
[L852] CALL, EXPR valid_product()
[L454] int retValue_acc ;
[L457] retValue_acc = 1
[L458] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L852] RET, EXPR valid_product()
[L852] tmp = valid_product()
[L854] COND TRUE \read(tmp)
[L856] FCALL setup()
[L857] CALL runTest()
[L839] CALL test()
[L469] int splverifierCounter ;
[L470] int tmp ;
[L471] int tmp___0 ;
[L472] int tmp___1 ;
[L473] int tmp___2 ;
[L476] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L480] COND TRUE splverifierCounter < 4
[L486] tmp = __VERIFIER_nondet_int()
[L488] COND FALSE !(\read(tmp))
[L496] tmp___0 = __VERIFIER_nondet_int()
[L498] COND FALSE !(\read(tmp___0))
[L506] tmp___2 = __VERIFIER_nondet_int()
[L508] COND TRUE \read(tmp___2)
[L523] CALL timeShift()
[L550] COND FALSE !(\read(pumpRunning))
[L557] COND TRUE \read(systemActive)
[L559] FCALL processEnvironment()
[L565] CALL __utac_acc__Specification4_spec__1()
[L747] int tmp ;
[L748] int tmp___0 ;
[L752] CALL, EXPR getWaterLevel()
[L737] int retValue_acc ;
[L740] retValue_acc = waterLevel
[L741] return (retValue_acc);
[L752] RET, EXPR getWaterLevel()
[L752] tmp = getWaterLevel()
[L754] COND FALSE !(tmp == 0)
[L565] RET __utac_acc__Specification4_spec__1()
[L523] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-23 22:38:28,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 22:38:28,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a8482f-9438-4188-b63c-6e19f4c192f8/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)