./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product04.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_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/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_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/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_aa3d7907-de0d-4d32-b5f0-45f13797ba78/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 b22026a332ccca8082c7769c107f506d3ca596d9fcaedb9dc78c497ca0c585ab
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 16:46:53,338 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 16:46:53,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-32bit-Automizer_Default.epf
[2024-11-08 16:46:53,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 16:46:53,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 16:46:53,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 16:46:53,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 16:46:53,549 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 16:46:53,552 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 16:46:53,553 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 16:46:53,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 16:46:53,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 16:46:53,555 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 16:46:53,556 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-08 16:46:53,558 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-08 16:46:53,559 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-08 16:46:53,560 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-08 16:46:53,560 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-08 16:46:53,560 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-08 16:46:53,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 16:46:53,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-08 16:46:53,566 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 16:46:53,566 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 16:46:53,567 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 16:46:53,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 16:46:53,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-08 16:46:53,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-08 16:46:53,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-08 16:46:53,568 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 16:46:53,569 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 16:46:53,569 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 16:46:53,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 16:46:53,573 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-08 16:46:53,573 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 16:46:53,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 16:46:53,575 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 16:46:53,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 16:46:53,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 16:46:53,577 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-08 16:46:53,577 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_aa3d7907-de0d-4d32-b5f0-45f13797ba78/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b22026a332ccca8082c7769c107f506d3ca596d9fcaedb9dc78c497ca0c585ab
[2024-11-08 16:46:53,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 16:46:54,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 16:46:54,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 16:46:54,029 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 16:46:54,030 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 16:46:54,031 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c
Unable to find full path for "g++"
[2024-11-08 16:46:56,320 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 16:46:56,681 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 16:46:56,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/sv-benchmarks/c/product-lines/minepump_spec3_product04.cil.c
[2024-11-08 16:46:56,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/data/430748e6d/be0ce65e3d434642a2ec0beb66c321f5/FLAG4ed728d3c
[2024-11-08 16:46:56,713 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/data/430748e6d/be0ce65e3d434642a2ec0beb66c321f5
[2024-11-08 16:46:56,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 16:46:56,717 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 16:46:56,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 16:46:56,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 16:46:56,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 16:46:56,730 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:46:56" (1/1) ...
[2024-11-08 16:46:56,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67efb715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:56, skipping insertion in model container
[2024-11-08 16:46:56,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:46:56" (1/1) ...
[2024-11-08 16:46:56,812 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 16:46:57,229 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:46:57,249 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 16:46:57,261 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49]
[2024-11-08 16:46:57,263 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135]
[2024-11-08 16:46:57,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501]
[2024-11-08 16:46:57,264 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539]
[2024-11-08 16:46:57,265 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [638]
[2024-11-08 16:46:57,265 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [647]
[2024-11-08 16:46:57,265 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [682]
[2024-11-08 16:46:57,266 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [816]
[2024-11-08 16:46:57,393 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:46:57,424 INFO L204 MainTranslator]: Completed translation
[2024-11-08 16:46:57,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57 WrapperNode
[2024-11-08 16:46:57,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 16:46:57,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 16:46:57,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 16:46:57,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 16:46:57,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,486 INFO L138 Inliner]: procedures = 51, calls = 93, calls flagged for inlining = 46, calls inlined = 41, statements flattened = 269
[2024-11-08 16:46:57,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 16:46:57,487 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 16:46:57,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 16:46:57,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 16:46:57,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,509 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,546 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 16:46:57,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,563 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 16:46:57,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 16:46:57,589 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 16:46:57,590 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 16:46:57,591 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (1/1) ...
[2024-11-08 16:46:57,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-08 16:46:57,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:46:57,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-08 16:46:57,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-08 16:46:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 16:46:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 16:46:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 16:46:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 16:46:57,777 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 16:46:57,780 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 16:46:58,170 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live.
[2024-11-08 16:46:58,170 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 16:46:58,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 16:46:58,187 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 16:46:58,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:46:58 BoogieIcfgContainer
[2024-11-08 16:46:58,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 16:46:58,188 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-08 16:46:58,189 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-08 16:46:58,193 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-08 16:46:58,194 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 16:46:58,194 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 04:46:56" (1/3) ...
[2024-11-08 16:46:58,196 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72398e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:46:58, skipping insertion in model container
[2024-11-08 16:46:58,196 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 16:46:58,196 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:46:57" (2/3) ...
[2024-11-08 16:46:58,197 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@72398e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 04:46:58, skipping insertion in model container
[2024-11-08 16:46:58,197 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-08 16:46:58,197 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:46:58" (3/3) ...
[2024-11-08 16:46:58,199 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec3_product04.cil.c
[2024-11-08 16:46:58,278 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-08 16:46:58,278 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-08 16:46:58,278 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-08 16:46:58,279 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-08 16:46:58,279 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-08 16:46:58,279 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-08 16:46:58,279 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-08 16:46:58,279 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-08 16:46:58,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 89 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 88 states have internal predecessors, (120), 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 16:46:58,316 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57
[2024-11-08 16:46:58,316 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 16:46:58,317 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 16:46:58,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:46:58,326 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 16:46:58,326 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-08 16:46:58,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 89 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 88 states have internal predecessors, (120), 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 16:46:58,333 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 57
[2024-11-08 16:46:58,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 16:46:58,333 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 16:46:58,334 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:46:58,334 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 16:46:58,341 INFO L745 eck$LassoCheckResult]: Stem: 37#$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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 50#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret33#1, main_~retValue_acc~7#1, main_~tmp~3#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 28#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 46#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; 22#valid_product_returnLabel#1true main_#t~ret33#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret33#1;havoc main_#t~ret33#1; 65#L625true assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 5#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~1#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___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 51#L827-2true
[2024-11-08 16:46:58,342 INFO L747 eck$LassoCheckResult]: Loop: 51#L827-2true assume !false; 66#L828true assume test_~splverifierCounter~0#1 < 4; 12#L829true havoc test_#t~nondet46#1;test_~tmp~5#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1; 56#L837true assume !(0 != test_~tmp~5#1); 71#L837-2true havoc test_#t~nondet47#1;test_~tmp___0~1#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 49#L847true assume !(0 != test_~tmp___0~1#1); 79#L847-2true havoc test_#t~nondet48#1;test_~tmp___2~0#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 40#L857true assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet49#1;test_~tmp___1~1#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 42#L865true assume !(0 != test_~tmp___1~1#1); 33#L865-2true assume { :begin_inline_timeShift } true; 20#L694true assume !(0 != ~pumpRunning~0); 85#L694-2true assume !(0 != ~systemActive~0); 21#L701-1true assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#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; 67#isMethaneLevelCritical_returnLabel#1true __utac_acc__Specification3_spec__1_#t~ret34#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret34#1;havoc __utac_acc__Specification3_spec__1_#t~ret34#1; 30#L658true assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1; 45#L664-1true havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true; 78#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 51#L827-2true
[2024-11-08 16:46:58,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2024-11-08 16:46:58,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:58,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716364800]
[2024-11-08 16:46:58,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:58,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:46:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:58,579 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:46:58,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:58,585 INFO L85 PathProgramCache]: Analyzing trace with hash -16525664, now seen corresponding path program 1 times
[2024-11-08 16:46:58,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:58,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567723043]
[2024-11-08 16:46:58,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:58,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:58,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:46:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:58,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:46:58,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:58,634 INFO L85 PathProgramCache]: Analyzing trace with hash -948207268, now seen corresponding path program 1 times
[2024-11-08 16:46:58,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:58,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475086348]
[2024-11-08 16:46:58,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:58,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:46:58,997 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 16:46:58,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:46:58,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475086348]
[2024-11-08 16:46:58,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475086348] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:46:58,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:46:59,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-08 16:46:59,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354773847]
[2024-11-08 16:46:59,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:46:59,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:46:59,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 16:46:59,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-08 16:46:59,219 INFO L87 Difference]: Start difference. First operand has 89 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 88 states have internal predecessors, (120), 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 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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 16:46:59,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:46:59,406 INFO L93 Difference]: Finished difference Result 228 states and 291 transitions.
[2024-11-08 16:46:59,407 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 228 states and 291 transitions.
[2024-11-08 16:46:59,416 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 147
[2024-11-08 16:46:59,423 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 228 states to 198 states and 261 transitions.
[2024-11-08 16:46:59,424 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 198
[2024-11-08 16:46:59,425 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 198
[2024-11-08 16:46:59,426 INFO L73 IsDeterministic]: Start isDeterministic. Operand 198 states and 261 transitions.
[2024-11-08 16:46:59,428 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 16:46:59,428 INFO L218 hiAutomatonCegarLoop]: Abstraction has 198 states and 261 transitions.
[2024-11-08 16:46:59,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states and 261 transitions.
[2024-11-08 16:46:59,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 131.
[2024-11-08 16:46:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 130 states have internal predecessors, (173), 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 16:46:59,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 173 transitions.
[2024-11-08 16:46:59,469 INFO L240 hiAutomatonCegarLoop]: Abstraction has 131 states and 173 transitions.
[2024-11-08 16:46:59,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-08 16:46:59,475 INFO L425 stractBuchiCegarLoop]: Abstraction has 131 states and 173 transitions.
[2024-11-08 16:46:59,475 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-08 16:46:59,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 131 states and 173 transitions.
[2024-11-08 16:46:59,478 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 95
[2024-11-08 16:46:59,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 16:46:59,479 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 16:46:59,479 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:46:59,480 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 16:46:59,480 INFO L745 eck$LassoCheckResult]: Stem: 385#$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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 386#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret33#1, main_~retValue_acc~7#1, main_~tmp~3#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 373#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 374#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; 367#valid_product_returnLabel#1 main_#t~ret33#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret33#1;havoc main_#t~ret33#1; 368#L625 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 337#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~1#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___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 338#L827-2
[2024-11-08 16:46:59,480 INFO L747 eck$LassoCheckResult]: Loop: 338#L827-2 assume !false; 399#L828 assume test_~splverifierCounter~0#1 < 4; 350#L829 havoc test_#t~nondet46#1;test_~tmp~5#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1; 351#L837 assume !(0 != test_~tmp~5#1); 400#L837-2 havoc test_#t~nondet47#1;test_~tmp___0~1#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 397#L847 assume !(0 != test_~tmp___0~1#1); 398#L847-2 havoc test_#t~nondet48#1;test_~tmp___2~0#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 388#L857 assume !(0 != test_~tmp___2~0#1);havoc test_#t~nondet49#1;test_~tmp___1~1#1 := test_#t~nondet49#1;havoc test_#t~nondet49#1; 389#L865 assume !(0 != test_~tmp___1~1#1); 381#L865-2 assume { :begin_inline_timeShift } true; 362#L694 assume !(0 != ~pumpRunning~0); 363#L694-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 369#processEnvironment_returnLabel#1 assume { :end_inline_processEnvironment } true; 365#L701-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#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; 366#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification3_spec__1_#t~ret34#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret34#1;havoc __utac_acc__Specification3_spec__1_#t~ret34#1; 375#L658 assume 0 != __utac_acc__Specification3_spec__1_~tmp~4#1; 376#L664-1 havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true; 392#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 338#L827-2
[2024-11-08 16:46:59,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:59,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2024-11-08 16:46:59,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:59,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354027083]
[2024-11-08 16:46:59,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:59,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:59,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:59,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:46:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:59,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:46:59,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:59,509 INFO L85 PathProgramCache]: Analyzing trace with hash 116179061, now seen corresponding path program 1 times
[2024-11-08 16:46:59,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:59,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636073184]
[2024-11-08 16:46:59,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:59,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:59,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:46:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:46:59,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:46:59,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:46:59,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1298820409, now seen corresponding path program 1 times
[2024-11-08 16:46:59,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:46:59,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130699125]
[2024-11-08 16:46:59,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:46:59,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:46:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:46:59,695 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 16:46:59,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:46:59,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130699125]
[2024-11-08 16:46:59,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130699125] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:46:59,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:46:59,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-08 16:46:59,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712183151]
[2024-11-08 16:46:59,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:46:59,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:46:59,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-08 16:46:59,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-08 16:46:59,811 INFO L87 Difference]: Start difference. First operand 131 states and 173 transitions. cyclomatic complexity: 45 Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 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 16:46:59,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:46:59,983 INFO L93 Difference]: Finished difference Result 255 states and 331 transitions.
[2024-11-08 16:46:59,983 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 255 states and 331 transitions.
[2024-11-08 16:46:59,993 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 190
[2024-11-08 16:46:59,999 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 255 states to 255 states and 331 transitions.
[2024-11-08 16:46:59,999 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 255
[2024-11-08 16:47:00,000 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 255
[2024-11-08 16:47:00,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 255 states and 331 transitions.
[2024-11-08 16:47:00,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-08 16:47:00,006 INFO L218 hiAutomatonCegarLoop]: Abstraction has 255 states and 331 transitions.
[2024-11-08 16:47:00,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states and 331 transitions.
[2024-11-08 16:47:00,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 255.
[2024-11-08 16:47:00,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 255 states have (on average 1.2980392156862746) internal successors, (331), 254 states have internal predecessors, (331), 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 16:47:00,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 331 transitions.
[2024-11-08 16:47:00,038 INFO L240 hiAutomatonCegarLoop]: Abstraction has 255 states and 331 transitions.
[2024-11-08 16:47:00,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-08 16:47:00,042 INFO L425 stractBuchiCegarLoop]: Abstraction has 255 states and 331 transitions.
[2024-11-08 16:47:00,043 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-08 16:47:00,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 255 states and 331 transitions.
[2024-11-08 16:47:00,048 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 190
[2024-11-08 16:47:00,048 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-08 16:47:00,048 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-08 16:47:00,049 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:47:00,049 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 16:47:00,050 INFO L745 eck$LassoCheckResult]: Stem: 790#$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;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; 791#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret33#1, main_~retValue_acc~7#1, main_~tmp~3#1;havoc main_~retValue_acc~7#1;havoc main_~tmp~3#1;assume { :begin_inline_select_helpers } true; 776#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 777#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; 772#valid_product_returnLabel#1 main_#t~ret33#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~6#1;assume { :end_inline_valid_product } true;main_~tmp~3#1 := main_#t~ret33#1;havoc main_#t~ret33#1; 773#L625 assume 0 != main_~tmp~3#1;assume { :begin_inline_setup } true; 737#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet46#1, test_#t~nondet47#1, test_#t~nondet48#1, test_#t~nondet49#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~1#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___1~1#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 738#L827-2
[2024-11-08 16:47:00,050 INFO L747 eck$LassoCheckResult]: Loop: 738#L827-2 assume !false; 910#L828 assume test_~splverifierCounter~0#1 < 4; 909#L829 havoc test_#t~nondet46#1;test_~tmp~5#1 := test_#t~nondet46#1;havoc test_#t~nondet46#1; 811#L837 assume !(0 != test_~tmp~5#1); 808#L837-2 havoc test_#t~nondet47#1;test_~tmp___0~1#1 := test_#t~nondet47#1;havoc test_#t~nondet47#1; 804#L847 assume !(0 != test_~tmp___0~1#1); 805#L847-2 havoc test_#t~nondet48#1;test_~tmp___2~0#1 := test_#t~nondet48#1;havoc test_#t~nondet48#1; 902#L857 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 817#startSystem_returnLabel#1 assume { :end_inline_startSystem } true; 783#L865-2 assume { :begin_inline_timeShift } true; 765#L694 assume !(0 != ~pumpRunning~0); 766#L694-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true; 832#processEnvironment_returnLabel#1 assume { :end_inline_processEnvironment } true; 920#L701-1 assume { :begin_inline___utac_acc__Specification3_spec__1 } true;havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;havoc __utac_acc__Specification3_spec__1_~tmp~4#1;havoc __utac_acc__Specification3_spec__1_~tmp___0~0#1;havoc __utac_acc__Specification3_spec__1_~tmp___1~0#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; 919#isMethaneLevelCritical_returnLabel#1 __utac_acc__Specification3_spec__1_#t~ret34#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~0#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification3_spec__1_~tmp~4#1 := __utac_acc__Specification3_spec__1_#t~ret34#1;havoc __utac_acc__Specification3_spec__1_#t~ret34#1; 918#L658 assume !(0 != __utac_acc__Specification3_spec__1_~tmp~4#1);assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;havoc getWaterLevel_~retValue_acc~1#1;getWaterLevel_~retValue_acc~1#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~1#1; 917#getWaterLevel_returnLabel#1 __utac_acc__Specification3_spec__1_#t~ret35#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~1#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification3_spec__1_~tmp___0~0#1 := __utac_acc__Specification3_spec__1_#t~ret35#1;havoc __utac_acc__Specification3_spec__1_#t~ret35#1; 914#L664 assume !(2 == __utac_acc__Specification3_spec__1_~tmp___0~0#1); 913#L664-1 havoc __utac_acc__Specification3_spec__1_#t~ret34#1, __utac_acc__Specification3_spec__1_#t~ret35#1, __utac_acc__Specification3_spec__1_#t~ret36#1, __utac_acc__Specification3_spec__1_~tmp~4#1, __utac_acc__Specification3_spec__1_~tmp___0~0#1, __utac_acc__Specification3_spec__1_~tmp___1~0#1;assume { :end_inline___utac_acc__Specification3_spec__1 } true; 912#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 738#L827-2
[2024-11-08 16:47:00,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:47:00,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2024-11-08 16:47:00,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:47:00,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655245456]
[2024-11-08 16:47:00,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:47:00,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:47:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,074 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:47:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:47:00,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:47:00,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1169757736, now seen corresponding path program 1 times
[2024-11-08 16:47:00,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:47:00,093 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775237717]
[2024-11-08 16:47:00,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:47:00,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:47:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:47:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:47:00,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:47:00,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1477211548, now seen corresponding path program 1 times
[2024-11-08 16:47:00,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:47:00,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686212166]
[2024-11-08 16:47:00,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:47:00,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:47:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:47:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:00,173 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:47:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:01,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:47:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:47:01,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 04:47:01 BoogieIcfgContainer
[2024-11-08 16:47:01,594 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-08 16:47:01,595 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 16:47:01,595 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 16:47:01,596 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 16:47:01,597 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:46:58" (3/4) ...
[2024-11-08 16:47:01,600 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample
[2024-11-08 16:47:01,685 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 16:47:01,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 16:47:01,689 INFO L158 Benchmark]: Toolchain (without parser) took 4971.75ms. Allocated memory was 125.8MB in the beginning and 218.1MB in the end (delta: 92.3MB). Free memory was 61.9MB in the beginning and 150.4MB in the end (delta: -88.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,689 INFO L158 Benchmark]: CDTParser took 3.82ms. Allocated memory is still 125.8MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 16:47:01,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 705.77ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 61.6MB in the beginning and 135.5MB in the end (delta: -73.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.32ms. Allocated memory is still 180.4MB. Free memory was 135.5MB in the beginning and 133.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,691 INFO L158 Benchmark]: Boogie Preprocessor took 99.35ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 130.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,692 INFO L158 Benchmark]: RCFGBuilder took 599.99ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 138.1MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,693 INFO L158 Benchmark]: BuchiAutomizer took 3406.01ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 137.2MB in the beginning and 152.5MB in the end (delta: -15.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,694 INFO L158 Benchmark]: Witness Printer took 93.03ms. Allocated memory is still 218.1MB. Free memory was 152.5MB in the beginning and 150.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 16:47:01,701 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 3.82ms. Allocated memory is still 125.8MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 705.77ms. Allocated memory was 125.8MB in the beginning and 180.4MB in the end (delta: 54.5MB). Free memory was 61.6MB in the beginning and 135.5MB in the end (delta: -73.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 60.32ms. Allocated memory is still 180.4MB. Free memory was 135.5MB in the beginning and 133.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 99.35ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 130.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 599.99ms. Allocated memory is still 180.4MB. Free memory was 130.5MB in the beginning and 138.1MB in the end (delta: -7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 3406.01ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 137.2MB in the beginning and 152.5MB in the end (delta: -15.3MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB.
* Witness Printer took 93.03ms. Allocated memory is still 218.1MB. Free memory was 152.5MB in the beginning and 150.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. 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,"Environment.i","") [49]
- GenericResultAtLocation [Line: 135]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [135]
- GenericResultAtLocation [Line: 501]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [501]
- GenericResultAtLocation [Line: 539]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [539]
- GenericResultAtLocation [Line: 638]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [638]
- GenericResultAtLocation [Line: 647]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification3_spec.i","") [647]
- GenericResultAtLocation [Line: 682]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [682]
- GenericResultAtLocation [Line: 816]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [816]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 2 terminating modules (2 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.2 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 255 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 3.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 67 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, 248 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 893 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 704 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 82 IncrementalHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 189 mSDtfsCounter, 82 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 827]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L56] int waterLevel = 1;
[L57] int methaneLevelCritical = 0;
[L305] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L540] int cleanupTimeShifts = 4;
[L687] int pumpRunning = 0;
[L688] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L616] int retValue_acc ;
[L617] int tmp ;
[L621] FCALL select_helpers()
[L622] FCALL select_features()
[L623] CALL, EXPR valid_product()
[L531] int retValue_acc ;
[L534] retValue_acc = 1
[L535] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L623] RET, EXPR valid_product()
[L623] tmp = valid_product()
[L625] COND TRUE \read(tmp)
[L627] FCALL setup()
[L628] CALL runTest()
[L610] CALL test()
[L818] int splverifierCounter ;
[L819] int tmp ;
[L820] int tmp___0 ;
[L821] int tmp___1 ;
[L822] int tmp___2 ;
[L825] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L827] COND TRUE 1
[L829] COND TRUE splverifierCounter < 4
[L835] tmp = __VERIFIER_nondet_int()
[L837] COND FALSE !(\read(tmp))
[L845] tmp___0 = __VERIFIER_nondet_int()
[L847] COND FALSE !(\read(tmp___0))
[L855] tmp___2 = __VERIFIER_nondet_int()
[L857] COND TRUE \read(tmp___2)
[L859] CALL startSystem()
[L812] systemActive = 1
[L859] RET startSystem()
[L874] CALL timeShift()
[L694] COND FALSE !(\read(pumpRunning))
[L701] COND TRUE \read(systemActive)
[L703] FCALL processEnvironment()
[L709] CALL __utac_acc__Specification3_spec__1()
[L650] int tmp ;
[L651] int tmp___0 ;
[L652] int tmp___1 ;
[L656] CALL, EXPR isMethaneLevelCritical()
[L95] int retValue_acc ;
[L98] retValue_acc = methaneLevelCritical
[L99] return (retValue_acc);
[L656] RET, EXPR isMethaneLevelCritical()
[L656] tmp = isMethaneLevelCritical()
[L658] COND FALSE !(\read(tmp))
[L662] CALL, EXPR getWaterLevel()
[L127] int retValue_acc ;
[L130] retValue_acc = waterLevel
[L131] return (retValue_acc);
[L662] RET, EXPR getWaterLevel()
[L662] tmp___0 = getWaterLevel()
[L664] COND FALSE !(tmp___0 == 2)
[L709] RET __utac_acc__Specification3_spec__1()
[L874] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 827]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L56] int waterLevel = 1;
[L57] int methaneLevelCritical = 0;
[L305] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L540] int cleanupTimeShifts = 4;
[L687] int pumpRunning = 0;
[L688] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L616] int retValue_acc ;
[L617] int tmp ;
[L621] FCALL select_helpers()
[L622] FCALL select_features()
[L623] CALL, EXPR valid_product()
[L531] int retValue_acc ;
[L534] retValue_acc = 1
[L535] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L623] RET, EXPR valid_product()
[L623] tmp = valid_product()
[L625] COND TRUE \read(tmp)
[L627] FCALL setup()
[L628] CALL runTest()
[L610] CALL test()
[L818] int splverifierCounter ;
[L819] int tmp ;
[L820] int tmp___0 ;
[L821] int tmp___1 ;
[L822] int tmp___2 ;
[L825] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L827] COND TRUE 1
[L829] COND TRUE splverifierCounter < 4
[L835] tmp = __VERIFIER_nondet_int()
[L837] COND FALSE !(\read(tmp))
[L845] tmp___0 = __VERIFIER_nondet_int()
[L847] COND FALSE !(\read(tmp___0))
[L855] tmp___2 = __VERIFIER_nondet_int()
[L857] COND TRUE \read(tmp___2)
[L859] CALL startSystem()
[L812] systemActive = 1
[L859] RET startSystem()
[L874] CALL timeShift()
[L694] COND FALSE !(\read(pumpRunning))
[L701] COND TRUE \read(systemActive)
[L703] FCALL processEnvironment()
[L709] CALL __utac_acc__Specification3_spec__1()
[L650] int tmp ;
[L651] int tmp___0 ;
[L652] int tmp___1 ;
[L656] CALL, EXPR isMethaneLevelCritical()
[L95] int retValue_acc ;
[L98] retValue_acc = methaneLevelCritical
[L99] return (retValue_acc);
[L656] RET, EXPR isMethaneLevelCritical()
[L656] tmp = isMethaneLevelCritical()
[L658] COND FALSE !(\read(tmp))
[L662] CALL, EXPR getWaterLevel()
[L127] int retValue_acc ;
[L130] retValue_acc = waterLevel
[L131] return (retValue_acc);
[L662] RET, EXPR getWaterLevel()
[L662] tmp___0 = getWaterLevel()
[L664] COND FALSE !(tmp___0 == 2)
[L709] RET __utac_acc__Specification3_spec__1()
[L874] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 16:47:01,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa3d7907-de0d-4d32-b5f0-45f13797ba78/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)