./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/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_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/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_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/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 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:46:31,146 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:46:31,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 18:46:31,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:46:31,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:46:31,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:46:31,318 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:46:31,319 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:46:31,320 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:46:31,320 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:46:31,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:46:31,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:46:31,322 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:46:31,322 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 18:46:31,323 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 18:46:31,323 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 18:46:31,324 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 18:46:31,324 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 18:46:31,325 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 18:46:31,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:46:31,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 18:46:31,329 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:46:31,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:46:31,330 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:46:31,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:46:31,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 18:46:31,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 18:46:31,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 18:46:31,332 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:46:31,333 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:46:31,333 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:46:31,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:46:31,334 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 18:46:31,334 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:46:31,335 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:46:31,335 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:46:31,336 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:46:31,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:46:31,344 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 18:46:31,344 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_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c57aad23cdcf8081ba5352d473aea77ba42b47e93421a900d6921ce930c9593
[2024-11-08 18:46:31,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:46:31,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:46:31,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:46:31,757 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:46:31,758 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:46:31,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c
Unable to find full path for "g++"
[2024-11-08 18:46:34,217 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:46:34,532 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:46:34,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/sv-benchmarks/c/product-lines/minepump_spec2_product20.cil.c
[2024-11-08 18:46:34,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/data/03fadbce8/0695e28a54894a7fa54612745d6f3cd8/FLAG5836f223b
[2024-11-08 18:46:34,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/data/03fadbce8/0695e28a54894a7fa54612745d6f3cd8
[2024-11-08 18:46:34,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:46:34,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:46:34,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:46:34,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:46:34,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:46:34,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:46:34" (1/1) ...
[2024-11-08 18:46:34,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29dc82e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:34, skipping insertion in model container
[2024-11-08 18:46:34,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:46:34" (1/1) ...
[2024-11-08 18:46:34,652 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:46:35,149 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:46:35,166 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:46:35,180 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [49]
[2024-11-08 18:46:35,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [91]
[2024-11-08 18:46:35,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [129]
[2024-11-08 18:46:35,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [224]
[2024-11-08 18:46:35,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [324]
[2024-11-08 18:46:35,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [690]
[2024-11-08 18:46:35,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [699]
[2024-11-08 18:46:35,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [770]
[2024-11-08 18:46:35,318 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:46:35,347 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:46:35,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35 WrapperNode
[2024-11-08 18:46:35,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:46:35,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:46:35,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:46:35,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:46:35,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,444 INFO L138 Inliner]: procedures = 55, calls = 98, calls flagged for inlining = 51, calls inlined = 54, statements flattened = 351
[2024-11-08 18:46:35,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:46:35,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:46:35,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:46:35,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:46:35,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,469 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,503 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 18:46:35,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,524 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,527 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:46:35,528 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:46:35,528 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:46:35,529 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:46:35,530 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (1/1) ...
[2024-11-08 18:46:35,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 18:46:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:46:35,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-08 18:46:35,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:46:35,621 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:46:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 18:46:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:46:35,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:46:35,738 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:46:35,741 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:46:36,269 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live.
[2024-11-08 18:46:36,269 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:46:36,291 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:46:36,291 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 18:46:36,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:46:36 BoogieIcfgContainer
[2024-11-08 18:46:36,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:46:36,294 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 18:46:36,294 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 18:46:36,299 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 18:46:36,301 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:46:36,301 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 06:46:34" (1/3) ...
[2024-11-08 18:46:36,303 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6be00541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:46:36, skipping insertion in model container
[2024-11-08 18:46:36,303 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:46:36,304 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:46:35" (2/3) ...
[2024-11-08 18:46:36,305 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6be00541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:46:36, skipping insertion in model container
[2024-11-08 18:46:36,305 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 18:46:36,306 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:46:36" (3/3) ...
[2024-11-08 18:46:36,308 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product20.cil.c
[2024-11-08 18:46:36,389 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 18:46:36,389 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 18:46:36,389 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 18:46:36,389 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 18:46:36,390 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 18:46:36,390 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 18:46:36,390 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 18:46:36,390 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 18:46:36,396 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 114 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:46:36,438 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73
[2024-11-08 18:46:36,438 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:46:36,438 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:46:36,451 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:46:36,451 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 18:46:36,451 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 18:46:36,452 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 114 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:46:36,459 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 73
[2024-11-08 18:46:36,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:46:36,460 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:46:36,461 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:46:36,461 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 18:46:36,467 INFO L745 eck$LassoCheckResult]: Stem: 25#$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);~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 30#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~5#1, main_~tmp~1#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 17#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 99#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~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 81#valid_product_returnLabel#1true main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 40#L311true assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 64#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; 98#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet36#1, test_#t~nondet37#1, test_#t~nondet38#1, test_#t~nondet39#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 47#L712-2true
[2024-11-08 18:46:36,468 INFO L747 eck$LassoCheckResult]: Loop: 47#L712-2true assume !false; 91#L713true assume test_~splverifierCounter~0#1 < 4; 10#L714true havoc test_#t~nondet36#1;test_~tmp~5#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 54#L722true assume !(0 != test_~tmp~5#1); 114#L722-2true havoc test_#t~nondet37#1;test_~tmp___0~1#1 := test_#t~nondet37#1;havoc test_#t~nondet37#1; 19#L732true assume !(0 != test_~tmp___0~1#1); 102#L732-2true havoc test_#t~nondet38#1;test_~tmp___2~0#1 := test_#t~nondet38#1;havoc test_#t~nondet38#1; 27#L742true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 44#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 43#L750-2true assume { :begin_inline_timeShift } true; 5#L780true assume !(0 != ~pumpRunning~0); 75#L780-2true assume !(0 != ~systemActive~0); 56#L787-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret4#1, __utac_acc__Specification2_spec__2_#t~ret5#1, __utac_acc__Specification2_spec__2_~tmp~0#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~0#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 108#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification2_spec__2_#t~ret4#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~0#1 := __utac_acc__Specification2_spec__2_#t~ret4#1;havoc __utac_acc__Specification2_spec__2_#t~ret4#1; 59#L70true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~0#1);~methAndRunningLastTime~0 := 0; 23#L70-1true havoc __utac_acc__Specification2_spec__2_#t~ret4#1, __utac_acc__Specification2_spec__2_#t~ret5#1, __utac_acc__Specification2_spec__2_~tmp~0#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 55#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 47#L712-2true
[2024-11-08 18:46:36,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:46:36,476 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2024-11-08 18:46:36,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:46:36,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259834779]
[2024-11-08 18:46:36,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:46:36,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:46:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:36,629 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:46:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:36,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:46:36,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:46:36,698 INFO L85 PathProgramCache]: Analyzing trace with hash 880764778, now seen corresponding path program 1 times
[2024-11-08 18:46:36,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:46:36,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577455752]
[2024-11-08 18:46:36,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:46:36,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:46:36,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:46:36,869 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 18:46:36,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:46:36,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577455752]
[2024-11-08 18:46:36,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577455752] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:46:36,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:46:36,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:46:36,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858981499]
[2024-11-08 18:46:36,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:46:36,885 INFO L762 eck$LassoCheckResult]: loop already infeasible
[2024-11-08 18:46:36,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:46:36,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:46:36,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:46:36,937 INFO L87 Difference]: Start difference. First operand has 114 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 113 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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 18:46:37,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:46:37,033 INFO L93 Difference]: Finished difference Result 206 states and 268 transitions.
[2024-11-08 18:46:37,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 206 states and 268 transitions.
[2024-11-08 18:46:37,042 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 132
[2024-11-08 18:46:37,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 206 states to 186 states and 247 transitions.
[2024-11-08 18:46:37,050 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 186
[2024-11-08 18:46:37,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 186
[2024-11-08 18:46:37,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 186 states and 247 transitions.
[2024-11-08 18:46:37,054 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 18:46:37,055 INFO L218 hiAutomatonCegarLoop]: Abstraction has 186 states and 247 transitions.
[2024-11-08 18:46:37,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states and 247 transitions.
[2024-11-08 18:46:37,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 183.
[2024-11-08 18:46:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 183 states have (on average 1.3278688524590163) internal successors, (243), 182 states have internal predecessors, (243), 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 18:46:37,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 243 transitions.
[2024-11-08 18:46:37,113 INFO L240 hiAutomatonCegarLoop]: Abstraction has 183 states and 243 transitions.
[2024-11-08 18:46:37,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:46:37,124 INFO L425 stractBuchiCegarLoop]: Abstraction has 183 states and 243 transitions.
[2024-11-08 18:46:37,125 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 18:46:37,125 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 183 states and 243 transitions.
[2024-11-08 18:46:37,131 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 129
[2024-11-08 18:46:37,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 18:46:37,133 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 18:46:37,134 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:46:37,135 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:46:37,135 INFO L745 eck$LassoCheckResult]: Stem: 371#$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);~methAndRunningLastTime~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 372#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret12#1, main_~retValue_acc~5#1, main_~tmp~1#1;havoc main_~retValue_acc~5#1;havoc main_~tmp~1#1;assume { :begin_inline_select_helpers } true; 356#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 357#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~1#1;havoc valid_product_~retValue_acc~1#1;valid_product_~retValue_acc~1#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~1#1; 423#valid_product_returnLabel#1 main_#t~ret12#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~1#1;assume { :end_inline_valid_product } true;main_~tmp~1#1 := main_#t~ret12#1;havoc main_#t~ret12#1; 384#L311 assume 0 != main_~tmp~1#1;assume { :begin_inline_setup } true; 385#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; 410#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet36#1, test_#t~nondet37#1, test_#t~nondet38#1, test_#t~nondet39#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 438#L712-2
[2024-11-08 18:46:37,135 INFO L747 eck$LassoCheckResult]: Loop: 438#L712-2 assume !false; 431#L713 assume test_~splverifierCounter~0#1 < 4; 342#L714 havoc test_#t~nondet36#1;test_~tmp~5#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 343#L722 assume !(0 != test_~tmp~5#1); 446#L722-2 havoc test_#t~nondet37#1;test_~tmp___0~1#1 := test_#t~nondet37#1;havoc test_#t~nondet37#1; 358#L732 assume !(0 != test_~tmp___0~1#1); 360#L732-2 havoc test_#t~nondet38#1;test_~tmp___2~0#1 := test_#t~nondet38#1;havoc test_#t~nondet38#1; 471#L742 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet39#1;test_~tmp___1~0#1 := test_#t~nondet39#1;havoc test_#t~nondet39#1; 437#L750 assume !(0 != test_~tmp___1~0#1); 386#L750-2 assume { :begin_inline_timeShift } true; 331#L780 assume !(0 != ~pumpRunning~0); 332#L780-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret40#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 417#L812 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 413#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 345#L812-1 havoc processEnvironment_#t~ret40#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 461#L787-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret4#1, __utac_acc__Specification2_spec__2_#t~ret5#1, __utac_acc__Specification2_spec__2_~tmp~0#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~0#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;isMethaneLevelCritical_~retValue_acc~2#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~2#1; 460#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification2_spec__2_#t~ret4#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~2#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~0#1 := __utac_acc__Specification2_spec__2_#t~ret4#1;havoc __utac_acc__Specification2_spec__2_#t~ret4#1; 458#L70 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~0#1);~methAndRunningLastTime~0 := 0; 455#L70-1 havoc __utac_acc__Specification2_spec__2_#t~ret4#1, __utac_acc__Specification2_spec__2_#t~ret5#1, __utac_acc__Specification2_spec__2_~tmp~0#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 454#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 438#L712-2
[2024-11-08 18:46:37,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:46:37,141 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2024-11-08 18:46:37,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:46:37,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218482215]
[2024-11-08 18:46:37,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:46:37,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:46:37,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,179 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:46:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,209 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:46:37,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:46:37,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1539306579, now seen corresponding path program 1 times
[2024-11-08 18:46:37,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:46:37,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145934507]
[2024-11-08 18:46:37,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:46:37,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:46:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:46:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,256 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:46:37,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:46:37,260 INFO L85 PathProgramCache]: Analyzing trace with hash -166780906, now seen corresponding path program 1 times
[2024-11-08 18:46:37,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:46:37,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553975520]
[2024-11-08 18:46:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:46:37,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:46:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:46:37,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:37,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:46:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:38,837 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:46:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:46:38,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 06:46:38 BoogieIcfgContainer
[2024-11-08 18:46:38,946 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 18:46:38,947 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:46:38,948 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:46:38,948 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:46:38,949 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:46:36" (3/4) ...
[2024-11-08 18:46:38,951 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 18:46:39,041 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:46:39,045 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:46:39,046 INFO L158 Benchmark]: Toolchain (without parser) took 4472.84ms. Allocated memory is still 190.8MB. Free memory was 149.0MB in the beginning and 90.7MB in the end (delta: 58.3MB). Peak memory consumption was 60.3MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,046 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 136.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:46:39,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.98ms. Allocated memory is still 190.8MB. Free memory was 149.0MB in the beginning and 127.5MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.79ms. Allocated memory is still 190.8MB. Free memory was 127.5MB in the beginning and 124.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,048 INFO L158 Benchmark]: Boogie Preprocessor took 81.47ms. Allocated memory is still 190.8MB. Free memory was 124.8MB in the beginning and 122.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,048 INFO L158 Benchmark]: RCFGBuilder took 765.12ms. Allocated memory is still 190.8MB. Free memory was 122.2MB in the beginning and 155.5MB in the end (delta: -33.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,049 INFO L158 Benchmark]: BuchiAutomizer took 2652.53ms. Allocated memory is still 190.8MB. Free memory was 155.5MB in the beginning and 93.8MB in the end (delta: 61.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,051 INFO L158 Benchmark]: Witness Printer took 98.09ms. Allocated memory is still 190.8MB. Free memory was 93.8MB in the beginning and 90.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:46:39,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.37ms. Allocated memory is still 136.3MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 772.98ms. Allocated memory is still 190.8MB. Free memory was 149.0MB in the beginning and 127.5MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 95.79ms. Allocated memory is still 190.8MB. Free memory was 127.5MB in the beginning and 124.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 81.47ms. Allocated memory is still 190.8MB. Free memory was 124.8MB in the beginning and 122.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 765.12ms. Allocated memory is still 190.8MB. Free memory was 122.2MB in the beginning and 155.5MB in the end (delta: -33.3MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2652.53ms. Allocated memory is still 190.8MB. Free memory was 155.5MB in the beginning and 93.8MB in the end (delta: 61.7MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB.
* Witness Printer took 98.09ms. Allocated memory is still 190.8MB. Free memory was 93.8MB in the beginning and 90.7MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. 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,"Specification2_spec.i","") [49]
- GenericResultAtLocation [Line: 91]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [91]
- GenericResultAtLocation [Line: 129]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [129]
- GenericResultAtLocation [Line: 224]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [224]
- GenericResultAtLocation [Line: 324]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [324]
- GenericResultAtLocation [Line: 690]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [690]
- GenericResultAtLocation [Line: 699]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [699]
- GenericResultAtLocation [Line: 770]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [770]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 183 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, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 131 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 131 mSDsluCounter, 261 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 123 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 138 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 712]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L53] int methAndRunningLastTime ;
[L136] int waterLevel = 1;
[L137] int methaneLevelCritical = 0;
[L225] int cleanupTimeShifts = 4;
[L494] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L773] int pumpRunning = 0;
[L774] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L302] int retValue_acc ;
[L303] int tmp ;
[L307] FCALL select_helpers()
[L308] FCALL select_features()
[L309] CALL, EXPR valid_product()
[L121] int retValue_acc ;
[L124] retValue_acc = 1
[L125] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L309] RET, EXPR valid_product()
[L309] tmp = valid_product()
[L311] COND TRUE \read(tmp)
[L313] FCALL setup()
[L314] CALL runTest()
[L295] CALL __utac_acc__Specification2_spec__1()
[L58] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L295] RET __utac_acc__Specification2_spec__1()
[L296] CALL test()
[L703] int splverifierCounter ;
[L704] int tmp ;
[L705] int tmp___0 ;
[L706] int tmp___1 ;
[L707] int tmp___2 ;
[L710] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L712] COND TRUE 1
[L714] COND TRUE splverifierCounter < 4
[L720] tmp = __VERIFIER_nondet_int()
[L722] COND FALSE !(\read(tmp))
[L730] tmp___0 = __VERIFIER_nondet_int()
[L732] COND FALSE !(\read(tmp___0))
[L740] tmp___2 = __VERIFIER_nondet_int()
[L742] COND FALSE !(\read(tmp___2))
[L748] tmp___1 = __VERIFIER_nondet_int()
[L750] COND FALSE !(\read(tmp___1))
[L759] CALL timeShift()
[L780] COND FALSE !(\read(pumpRunning))
[L787] COND TRUE \read(systemActive)
[L789] CALL processEnvironment()
[L809] int tmp ;
[L812] COND FALSE !(\read(pumpRunning))
[L827] FCALL processEnvironment__wrappee__base()
[L789] RET processEnvironment()
[L795] CALL __utac_acc__Specification2_spec__2()
[L63] int tmp ;
[L64] int tmp___0 ;
[L68] CALL, EXPR isMethaneLevelCritical()
[L175] int retValue_acc ;
[L178] retValue_acc = methaneLevelCritical
[L179] return (retValue_acc);
[L68] RET, EXPR isMethaneLevelCritical()
[L68] tmp = isMethaneLevelCritical()
[L70] COND FALSE !(\read(tmp))
[L86] methAndRunningLastTime = 0
[L795] RET __utac_acc__Specification2_spec__2()
[L759] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 712]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L53] int methAndRunningLastTime ;
[L136] int waterLevel = 1;
[L137] int methaneLevelCritical = 0;
[L225] int cleanupTimeShifts = 4;
[L494] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L773] int pumpRunning = 0;
[L774] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L302] int retValue_acc ;
[L303] int tmp ;
[L307] FCALL select_helpers()
[L308] FCALL select_features()
[L309] CALL, EXPR valid_product()
[L121] int retValue_acc ;
[L124] retValue_acc = 1
[L125] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L309] RET, EXPR valid_product()
[L309] tmp = valid_product()
[L311] COND TRUE \read(tmp)
[L313] FCALL setup()
[L314] CALL runTest()
[L295] CALL __utac_acc__Specification2_spec__1()
[L58] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L295] RET __utac_acc__Specification2_spec__1()
[L296] CALL test()
[L703] int splverifierCounter ;
[L704] int tmp ;
[L705] int tmp___0 ;
[L706] int tmp___1 ;
[L707] int tmp___2 ;
[L710] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L712] COND TRUE 1
[L714] COND TRUE splverifierCounter < 4
[L720] tmp = __VERIFIER_nondet_int()
[L722] COND FALSE !(\read(tmp))
[L730] tmp___0 = __VERIFIER_nondet_int()
[L732] COND FALSE !(\read(tmp___0))
[L740] tmp___2 = __VERIFIER_nondet_int()
[L742] COND FALSE !(\read(tmp___2))
[L748] tmp___1 = __VERIFIER_nondet_int()
[L750] COND FALSE !(\read(tmp___1))
[L759] CALL timeShift()
[L780] COND FALSE !(\read(pumpRunning))
[L787] COND TRUE \read(systemActive)
[L789] CALL processEnvironment()
[L809] int tmp ;
[L812] COND FALSE !(\read(pumpRunning))
[L827] FCALL processEnvironment__wrappee__base()
[L789] RET processEnvironment()
[L795] CALL __utac_acc__Specification2_spec__2()
[L63] int tmp ;
[L64] int tmp___0 ;
[L68] CALL, EXPR isMethaneLevelCritical()
[L175] int retValue_acc ;
[L178] retValue_acc = methaneLevelCritical
[L179] return (retValue_acc);
[L68] RET, EXPR isMethaneLevelCritical()
[L68] tmp = isMethaneLevelCritical()
[L70] COND FALSE !(\read(tmp))
[L86] methAndRunningLastTime = 0
[L795] RET __utac_acc__Specification2_spec__2()
[L759] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 18:46:39,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7d77f7-67ab-456c-8c5c-a13228a18dc2/bin/uautomizer-verify-jihMAELWvX/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)