./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX --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 4dae96e0c4eed470a791b2d8d52884fccffefaebe65a821ad8af6206bc44af61
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:12:19,988 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:12:20,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 17:12:20,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:12:20,110 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:12:20,152 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:12:20,153 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:12:20,154 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:12:20,155 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:12:20,157 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:12:20,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:12:20,159 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:12:20,159 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:12:20,160 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 17:12:20,160 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 17:12:20,163 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 17:12:20,164 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 17:12:20,164 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 17:12:20,165 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 17:12:20,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:12:20,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 17:12:20,166 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 17:12:20,168 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 17:12:20,172 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 17:12:20,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:12:20,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 17:12:20,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 17:12:20,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 17:12:20,174 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:12:20,175 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 17:12:20,175 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 17:12:20,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:12:20,176 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 17:12:20,177 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:12:20,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:12:20,178 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:12:20,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:12:20,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 17:12:20,180 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 17:12:20,180 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4dae96e0c4eed470a791b2d8d52884fccffefaebe65a821ad8af6206bc44af61
[2024-11-08 17:12:20,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:12:20,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:12:20,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:12:20,623 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:12:20,624 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:12:20,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c
Unable to find full path for "g++"
[2024-11-08 17:12:23,225 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:12:23,536 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:12:23,537 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/sv-benchmarks/c/product-lines/minepump_spec2_product10.cil.c
[2024-11-08 17:12:23,565 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/data/3672973e4/820a28d1d11b4f43bcc4a0544ac2018e/FLAGf3b9c7b2b
[2024-11-08 17:12:23,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/data/3672973e4/820a28d1d11b4f43bcc4a0544ac2018e
[2024-11-08 17:12:23,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:12:23,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:12:23,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:12:23,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:12:23,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:12:23,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:12:23" (1/1) ...
[2024-11-08 17:12:23,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24507912 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:23, skipping insertion in model container
[2024-11-08 17:12:23,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:12:23" (1/1) ...
[2024-11-08 17:12:23,687 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:12:24,187 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:12:24,204 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:12:24,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49]
[2024-11-08 17:12:24,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [58]
[2024-11-08 17:12:24,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [144]
[2024-11-08 17:12:24,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510]
[2024-11-08 17:12:24,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [548]
[2024-11-08 17:12:24,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [618]
[2024-11-08 17:12:24,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [756]
[2024-11-08 17:12:24,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [795]
[2024-11-08 17:12:24,296 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:12:24,321 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:12:24,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24 WrapperNode
[2024-11-08 17:12:24,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:12:24,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:12:24,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:12:24,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:12:24,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,382 INFO L138 Inliner]: procedures = 52, calls = 93, calls flagged for inlining = 46, calls inlined = 37, statements flattened = 245
[2024-11-08 17:12:24,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:12:24,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:12:24,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:12:24,384 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:12:24,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,404 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,428 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-08 17:12:24,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,444 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:12:24,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:12:24,451 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:12:24,451 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:12:24,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (1/1) ...
[2024-11-08 17:12:24,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 17:12:24,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:12:24,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-08 17:12:24,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:12:24,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:12:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 17:12:24,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:12:24,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:12:24,631 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:12:24,634 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:12:25,035 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live.
[2024-11-08 17:12:25,036 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:12:25,063 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:12:25,063 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 17:12:25,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:12:25 BoogieIcfgContainer
[2024-11-08 17:12:25,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:12:25,065 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 17:12:25,065 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 17:12:25,069 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 17:12:25,070 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 17:12:25,070 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 05:12:23" (1/3) ...
[2024-11-08 17:12:25,071 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e99e60e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 05:12:25, skipping insertion in model container
[2024-11-08 17:12:25,072 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 17:12:25,072 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:12:24" (2/3) ...
[2024-11-08 17:12:25,072 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e99e60e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 05:12:25, skipping insertion in model container
[2024-11-08 17:12:25,072 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 17:12:25,073 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:12:25" (3/3) ...
[2024-11-08 17:12:25,074 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product10.cil.c
[2024-11-08 17:12:25,148 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 17:12:25,148 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 17:12:25,148 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 17:12:25,149 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 17:12:25,149 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 17:12:25,149 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 17:12:25,149 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 17:12:25,149 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 17:12:25,155 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:12:25,184 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-08 17:12:25,185 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 17:12:25,185 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 17:12:25,195 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:25,195 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:25,196 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 17:12:25,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:12:25,202 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 51
[2024-11-08 17:12:25,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 17:12:25,203 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 17:12:25,204 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:25,204 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:25,211 INFO L745 eck$LassoCheckResult]: Stem: 41#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 53#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 37#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 51#select_features_returnLabel#1true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 29#valid_product_returnLabel#1true main_#t~ret49#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 27#L879true assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 5#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 50#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#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; 23#L562-2true
[2024-11-08 17:12:25,212 INFO L747 eck$LassoCheckResult]: Loop: 23#L562-2true assume !false; 78#L563true assume test_~splverifierCounter~0#1 < 4; 19#L564true havoc test_#t~nondet33#1;test_~tmp~3#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 52#L572true assume !(0 != test_~tmp~3#1); 24#L572-2true havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 75#L582true assume !(0 != test_~tmp___0~0#1); 40#L582-2true havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 21#L592true assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet36#1;test_~tmp___1~0#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 49#L600true assume 0 != test_~tmp___1~0#1; 54#L600-2true assume { :begin_inline_timeShift } true; 8#L631true assume !(0 != ~pumpRunning~0); 25#L631-2true assume !(0 != ~systemActive~0); 59#L638-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret47#1, __utac_acc__Specification2_spec__2_#t~ret48#1, __utac_acc__Specification2_spec__2_~tmp~5#1, __utac_acc__Specification2_spec__2_~tmp___0~1#1;havoc __utac_acc__Specification2_spec__2_~tmp~5#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; 69#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification2_spec__2_#t~ret47#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~5#1 := __utac_acc__Specification2_spec__2_#t~ret47#1;havoc __utac_acc__Specification2_spec__2_#t~ret47#1; 26#L774true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5#1);~methAndRunningLastTime~0 := 0; 55#L774-1true havoc __utac_acc__Specification2_spec__2_#t~ret47#1, __utac_acc__Specification2_spec__2_#t~ret48#1, __utac_acc__Specification2_spec__2_~tmp~5#1, __utac_acc__Specification2_spec__2_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 77#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 23#L562-2true
[2024-11-08 17:12:25,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:25,221 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-11-08 17:12:25,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:25,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238504402]
[2024-11-08 17:12:25,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:25,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:25,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:25,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:12:25,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:25,419 INFO L85 PathProgramCache]: Analyzing trace with hash -404648309, now seen corresponding path program 1 times
[2024-11-08 17:12:25,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:25,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609153522]
[2024-11-08 17:12:25,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:25,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:25,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:25,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:12:25,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:25,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1140589886, now seen corresponding path program 1 times
[2024-11-08 17:12:25,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:25,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137967189]
[2024-11-08 17:12:25,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:25,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:12:25,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 17:12:25,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:12:25,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137967189]
[2024-11-08 17:12:25,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137967189] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:12:25,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:12:25,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 17:12:25,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191165997]
[2024-11-08 17:12:25,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:12:25,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:12:25,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 17:12:25,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-08 17:12:25,991 INFO L87 Difference]: Start difference. First operand has 83 states, 82 states have (on average 1.3780487804878048) internal successors, (113), 82 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 5 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:12:26,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:12:26,137 INFO L93 Difference]: Finished difference Result 77 states and 96 transitions.
[2024-11-08 17:12:26,139 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 96 transitions.
[2024-11-08 17:12:26,145 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45
[2024-11-08 17:12:26,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 67 states and 86 transitions.
[2024-11-08 17:12:26,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 67
[2024-11-08 17:12:26,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67
[2024-11-08 17:12:26,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 86 transitions.
[2024-11-08 17:12:26,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 17:12:26,156 INFO L218 hiAutomatonCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-08 17:12:26,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states and 86 transitions.
[2024-11-08 17:12:26,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67.
[2024-11-08 17:12:26,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.2835820895522387) internal successors, (86), 66 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 17:12:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 86 transitions.
[2024-11-08 17:12:26,197 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-08 17:12:26,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 17:12:26,203 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 86 transitions.
[2024-11-08 17:12:26,204 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 17:12:26,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 86 transitions.
[2024-11-08 17:12:26,208 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45
[2024-11-08 17:12:26,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 17:12:26,208 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 17:12:26,209 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:26,209 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:12:26,210 INFO L745 eck$LassoCheckResult]: Stem: 228#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~methAndRunningLastTime~0 := 0;~cleanupTimeShifts~0 := 4; 229#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret49#1, main_~retValue_acc~9#1, main_~tmp~6#1;havoc main_~retValue_acc~9#1;havoc main_~tmp~6#1;assume { :begin_inline_select_helpers } true; 225#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 226#select_features_returnLabel#1 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;havoc valid_product_~retValue_acc~6#1;valid_product_~retValue_acc~6#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~6#1; 218#valid_product_returnLabel#1 main_#t~ret49#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;assume { :end_inline_valid_product } true;main_~tmp~6#1 := main_#t~ret49#1;havoc main_#t~ret49#1; 214#L879 assume 0 != main_~tmp~6#1;assume { :begin_inline_setup } true; 178#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 179#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet33#1, test_#t~nondet34#1, test_#t~nondet35#1, test_#t~nondet36#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; 207#L562-2
[2024-11-08 17:12:26,210 INFO L747 eck$LassoCheckResult]: Loop: 207#L562-2 assume !false; 208#L563 assume test_~splverifierCounter~0#1 < 4; 201#L564 havoc test_#t~nondet33#1;test_~tmp~3#1 := test_#t~nondet33#1;havoc test_#t~nondet33#1; 202#L572 assume !(0 != test_~tmp~3#1); 212#L572-2 havoc test_#t~nondet34#1;test_~tmp___0~0#1 := test_#t~nondet34#1;havoc test_#t~nondet34#1; 213#L582 assume !(0 != test_~tmp___0~0#1); 227#L582-2 havoc test_#t~nondet35#1;test_~tmp___2~0#1 := test_#t~nondet35#1;havoc test_#t~nondet35#1; 203#L592 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 204#startSystem_returnLabel#1 assume { :end_inline_startSystem } true; 234#L600-2 assume { :begin_inline_timeShift } true; 182#L631 assume !(0 != ~pumpRunning~0); 183#L631-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 209#processEnvironment_returnLabel#1 assume { :end_inline_processEnvironment } true; 217#L638-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret47#1, __utac_acc__Specification2_spec__2_#t~ret48#1, __utac_acc__Specification2_spec__2_~tmp~5#1, __utac_acc__Specification2_spec__2_~tmp___0~1#1;havoc __utac_acc__Specification2_spec__2_~tmp~5#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~1#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;isMethaneLevelCritical_~retValue_acc~0#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~0#1; 237#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification2_spec__2_#t~ret47#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~5#1 := __utac_acc__Specification2_spec__2_#t~ret47#1;havoc __utac_acc__Specification2_spec__2_#t~ret47#1; 210#L774 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~5#1);~methAndRunningLastTime~0 := 0; 195#L774-1 havoc __utac_acc__Specification2_spec__2_#t~ret47#1, __utac_acc__Specification2_spec__2_#t~ret48#1, __utac_acc__Specification2_spec__2_~tmp~5#1, __utac_acc__Specification2_spec__2_~tmp___0~1#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 235#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 207#L562-2
[2024-11-08 17:12:26,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:26,215 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-11-08 17:12:26,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:26,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355751257]
[2024-11-08 17:12:26,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:26,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,263 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:12:26,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:26,264 INFO L85 PathProgramCache]: Analyzing trace with hash 549084014, now seen corresponding path program 1 times
[2024-11-08 17:12:26,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:26,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627311921]
[2024-11-08 17:12:26,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:26,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,298 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:12:26,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:12:26,310 INFO L85 PathProgramCache]: Analyzing trace with hash -790268393, now seen corresponding path program 1 times
[2024-11-08 17:12:26,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:12:26,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338896057]
[2024-11-08 17:12:26,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:12:26,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:12:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:26,429 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:12:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:28,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:12:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:12:28,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 05:12:28 BoogieIcfgContainer
[2024-11-08 17:12:28,148 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 17:12:28,149 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:12:28,149 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:12:28,149 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:12:28,150 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:12:25" (3/4) ...
[2024-11-08 17:12:28,153 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 17:12:28,226 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 17:12:28,227 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:12:28,228 INFO L158 Benchmark]: Toolchain (without parser) took 4634.67ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 107.4MB in the beginning and 106.6MB in the end (delta: 774.4kB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,228 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:12:28,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.19ms. Allocated memory is still 146.8MB. Free memory was 107.4MB in the beginning and 103.2MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.26ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 100.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,230 INFO L158 Benchmark]: Boogie Preprocessor took 65.64ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,236 INFO L158 Benchmark]: RCFGBuilder took 613.74ms. Allocated memory is still 146.8MB. Free memory was 98.3MB in the beginning and 80.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,237 INFO L158 Benchmark]: BuchiAutomizer took 3083.14ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 80.9MB in the beginning and 108.7MB in the end (delta: -27.8MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB.
[2024-11-08 17:12:28,237 INFO L158 Benchmark]: Witness Printer took 77.69ms. Allocated memory is still 176.2MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:12:28,244 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 85.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 727.19ms. Allocated memory is still 146.8MB. Free memory was 107.4MB in the beginning and 103.2MB in the end (delta: 4.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 60.26ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 100.4MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 65.64ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 98.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 613.74ms. Allocated memory is still 146.8MB. Free memory was 98.3MB in the beginning and 80.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 3083.14ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 80.9MB in the beginning and 108.7MB in the end (delta: -27.8MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB.
* Witness Printer took 77.69ms. Allocated memory is still 176.2MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResultAtLocation [Line: 49]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49]
- GenericResultAtLocation [Line: 58]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [58]
- GenericResultAtLocation [Line: 144]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [144]
- GenericResultAtLocation [Line: 510]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [510]
- GenericResultAtLocation [Line: 548]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [548]
- GenericResultAtLocation [Line: 618]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [618]
- GenericResultAtLocation [Line: 756]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [756]
- GenericResultAtLocation [Line: 795]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [795]
* 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 6 locations. The remainder module has 67 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 172 mSDsluCounter, 266 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 175 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20 IncrementalHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 91 mSDtfsCounter, 20 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: 562]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L65] int waterLevel = 1;
[L66] int methaneLevelCritical = 0;
[L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L623] int pumpRunning = 0;
[L624] int systemActive = 1;
[L757] int methAndRunningLastTime ;
[L796] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L870] int retValue_acc ;
[L871] int tmp ;
[L875] FCALL select_helpers()
[L876] FCALL select_features()
[L877] CALL, EXPR valid_product()
[L540] int retValue_acc ;
[L543] retValue_acc = 1
[L544] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L877] RET, EXPR valid_product()
[L877] tmp = valid_product()
[L879] COND TRUE \read(tmp)
[L881] FCALL setup()
[L882] CALL runTest()
[L863] CALL __utac_acc__Specification2_spec__1()
[L762] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L863] RET __utac_acc__Specification2_spec__1()
[L864] CALL test()
[L553] int splverifierCounter ;
[L554] int tmp ;
[L555] int tmp___0 ;
[L556] int tmp___1 ;
[L557] int tmp___2 ;
[L560] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L562] COND TRUE 1
[L564] COND TRUE splverifierCounter < 4
[L570] tmp = __VERIFIER_nondet_int()
[L572] COND FALSE !(\read(tmp))
[L580] tmp___0 = __VERIFIER_nondet_int()
[L582] COND FALSE !(\read(tmp___0))
[L590] tmp___2 = __VERIFIER_nondet_int()
[L592] COND TRUE \read(tmp___2)
[L594] CALL startSystem()
[L752] systemActive = 1
[L594] RET startSystem()
[L607] CALL timeShift()
[L631] COND FALSE !(\read(pumpRunning))
[L638] COND TRUE \read(systemActive)
[L640] FCALL processEnvironment()
[L646] CALL __utac_acc__Specification2_spec__2()
[L767] int tmp ;
[L768] int tmp___0 ;
[L772] CALL, EXPR isMethaneLevelCritical()
[L104] int retValue_acc ;
[L107] retValue_acc = methaneLevelCritical
[L108] return (retValue_acc);
[L772] RET, EXPR isMethaneLevelCritical()
[L772] tmp = isMethaneLevelCritical()
[L774] COND FALSE !(\read(tmp))
[L790] methAndRunningLastTime = 0
[L646] RET __utac_acc__Specification2_spec__2()
[L607] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 562]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L65] int waterLevel = 1;
[L66] int methaneLevelCritical = 0;
[L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L623] int pumpRunning = 0;
[L624] int systemActive = 1;
[L757] int methAndRunningLastTime ;
[L796] int cleanupTimeShifts = 4;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L870] int retValue_acc ;
[L871] int tmp ;
[L875] FCALL select_helpers()
[L876] FCALL select_features()
[L877] CALL, EXPR valid_product()
[L540] int retValue_acc ;
[L543] retValue_acc = 1
[L544] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L877] RET, EXPR valid_product()
[L877] tmp = valid_product()
[L879] COND TRUE \read(tmp)
[L881] FCALL setup()
[L882] CALL runTest()
[L863] CALL __utac_acc__Specification2_spec__1()
[L762] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L863] RET __utac_acc__Specification2_spec__1()
[L864] CALL test()
[L553] int splverifierCounter ;
[L554] int tmp ;
[L555] int tmp___0 ;
[L556] int tmp___1 ;
[L557] int tmp___2 ;
[L560] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L562] COND TRUE 1
[L564] COND TRUE splverifierCounter < 4
[L570] tmp = __VERIFIER_nondet_int()
[L572] COND FALSE !(\read(tmp))
[L580] tmp___0 = __VERIFIER_nondet_int()
[L582] COND FALSE !(\read(tmp___0))
[L590] tmp___2 = __VERIFIER_nondet_int()
[L592] COND TRUE \read(tmp___2)
[L594] CALL startSystem()
[L752] systemActive = 1
[L594] RET startSystem()
[L607] CALL timeShift()
[L631] COND FALSE !(\read(pumpRunning))
[L638] COND TRUE \read(systemActive)
[L640] FCALL processEnvironment()
[L646] CALL __utac_acc__Specification2_spec__2()
[L767] int tmp ;
[L768] int tmp___0 ;
[L772] CALL, EXPR isMethaneLevelCritical()
[L104] int retValue_acc ;
[L107] retValue_acc = methaneLevelCritical
[L108] return (retValue_acc);
[L772] RET, EXPR isMethaneLevelCritical()
[L772] tmp = isMethaneLevelCritical()
[L774] COND FALSE !(\read(tmp))
[L790] methAndRunningLastTime = 0
[L646] RET __utac_acc__Specification2_spec__2()
[L607] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 17:12:28,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6b5dcb-a1ad-4e09-93b4-0203369436ba/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)