./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 9bd2c7ff
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_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu --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 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 08:02:23,214 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 08:02:23,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 08:02:23,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 08:02:23,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 08:02:23,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 08:02:23,396 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 08:02:23,397 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 08:02:23,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 08:02:23,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 08:02:23,404 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 08:02:23,404 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 08:02:23,405 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 08:02:23,407 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 08:02:23,407 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 08:02:23,408 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 08:02:23,408 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 08:02:23,409 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 08:02:23,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 08:02:23,410 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 08:02:23,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 08:02:23,411 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 08:02:23,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 08:02:23,412 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 08:02:23,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 08:02:23,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 08:02:23,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 08:02:23,414 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 08:02:23,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 08:02:23,415 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 08:02:23,416 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 08:02:23,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 08:02:23,417 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 08:02:23,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 08:02:23,417 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 08:02:23,418 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 08:02:23,418 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_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6014a53bc4531229002927c7dae6ceb41eaf1bcae6bbbe475b6c1299f7673d0b
[2023-11-19 08:02:23,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 08:02:23,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 08:02:23,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 08:02:23,796 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 08:02:23,797 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 08:02:23,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c
[2023-11-19 08:02:26,883 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 08:02:27,139 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 08:02:27,140 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/sv-benchmarks/c/product-lines/minepump_spec4_product43.cil.c
[2023-11-19 08:02:27,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/data/ed40d63fd/64064c4c75bc45439dc6d8dc50f6a422/FLAG56b3ac665
[2023-11-19 08:02:27,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/data/ed40d63fd/64064c4c75bc45439dc6d8dc50f6a422
[2023-11-19 08:02:27,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 08:02:27,181 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 08:02:27,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 08:02:27,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 08:02:27,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 08:02:27,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b6b239 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27, skipping insertion in model container
[2023-11-19 08:02:27,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,266 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 08:02:27,609 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:02:27,622 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 08:02:27,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49]
[2023-11-19 08:02:27,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [121]
[2023-11-19 08:02:27,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [315]
[2023-11-19 08:02:27,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [324]
[2023-11-19 08:02:27,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [423]
[2023-11-19 08:02:27,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [518]
[2023-11-19 08:02:27,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [553]
[2023-11-19 08:02:27,635 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [919]
[2023-11-19 08:02:27,689 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 08:02:27,709 INFO L206 MainTranslator]: Completed translation
[2023-11-19 08:02:27,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27 WrapperNode
[2023-11-19 08:02:27,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 08:02:27,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 08:02:27,711 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 08:02:27,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 08:02:27,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,768 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 51, calls inlined = 61, statements flattened = 409
[2023-11-19 08:02:27,768 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 08:02:27,769 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 08:02:27,769 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 08:02:27,769 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 08:02:27,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,806 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 08:02:27,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 08:02:27,811 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 08:02:27,812 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 08:02:27,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (1/1) ...
[2023-11-19 08:02:27,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:02:27,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:02:27,850 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:02:27,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 08:02:27,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 08:02:27,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 08:02:27,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 08:02:27,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 08:02:28,052 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 08:02:28,055 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 08:02:28,458 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 08:02:28,468 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 08:02:28,468 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 08:02:28,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:02:28 BoogieIcfgContainer
[2023-11-19 08:02:28,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 08:02:28,474 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 08:02:28,474 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 08:02:28,478 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 08:02:28,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:02:28,479 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 08:02:27" (1/3) ...
[2023-11-19 08:02:28,480 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28d2128d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:02:28, skipping insertion in model container
[2023-11-19 08:02:28,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:02:28,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:02:27" (2/3) ...
[2023-11-19 08:02:28,480 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@28d2128d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 08:02:28, skipping insertion in model container
[2023-11-19 08:02:28,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 08:02:28,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:02:28" (3/3) ...
[2023-11-19 08:02:28,482 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product43.cil.c
[2023-11-19 08:02:28,543 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 08:02:28,543 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 08:02:28,544 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 08:02:28,544 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 08:02:28,544 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 08:02:28,544 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 08:02:28,544 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 08:02:28,545 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 08:02:28,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 124 states, 123 states have (on average 1.3577235772357723) internal successors, (167), 123 states have internal predecessors, (167), 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)
[2023-11-19 08:02:28,584 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 80
[2023-11-19 08:02:28,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:02:28,584 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:02:28,590 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:28,590 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:28,590 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 08:02:28,592 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 124 states, 123 states have (on average 1.3577235772357723) internal successors, (167), 123 states have internal predecessors, (167), 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)
[2023-11-19 08:02:28,600 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 80
[2023-11-19 08:02:28,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:02:28,601 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:02:28,602 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:28,602 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:28,607 INFO L748 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 37#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 24#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 103#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 85#valid_product_returnLabel#1true main_#t~ret20#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 92#L410true assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 66#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 35#L65-2true
[2023-11-19 08:02:28,608 INFO L750 eck$LassoCheckResult]: Loop: 35#L65-2true assume !false; 32#L66true assume test_~splverifierCounter~0#1 < 4; 112#L67true havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 52#L75true assume !(0 != test_~tmp~0#1); 110#L75-2true havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 33#L85true assume !(0 != test_~tmp___0~0#1); 10#L85-2true havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 83#L95true assume 0 != test_~tmp___2~0#1; 81#L101-2true assume { :begin_inline_timeShift } true; 57#L138true assume !(0 != ~pumpRunning~0); 86#L138-2true assume !(0 != ~systemActive~0); 60#L145-1true assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 53#getWaterLevel_returnLabel#1true __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 59#L928true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 102#L928-1true havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 54#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 35#L65-2true
[2023-11-19 08:02:28,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:28,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 1 times
[2023-11-19 08:02:28,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:28,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245468569]
[2023-11-19 08:02:28,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:28,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:28,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:28,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:28,759 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:28,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:28,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1131864314, now seen corresponding path program 1 times
[2023-11-19 08:02:28,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:28,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536787578]
[2023-11-19 08:02:28,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:28,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:28,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:28,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:28,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:28,787 INFO L85 PathProgramCache]: Analyzing trace with hash 223554762, now seen corresponding path program 1 times
[2023-11-19 08:02:28,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:28,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218524599]
[2023-11-19 08:02:28,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:28,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:02:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 08:02:29,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:02:29,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218524599]
[2023-11-19 08:02:29,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218524599] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:02:29,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:02:29,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 08:02:29,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335706519]
[2023-11-19 08:02:29,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:02:29,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:02:29,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-19 08:02:29,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2023-11-19 08:02:29,279 INFO L87 Difference]: Start difference. First operand has 124 states, 123 states have (on average 1.3577235772357723) internal successors, (167), 123 states have internal predecessors, (167), 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 3.8333333333333335) internal successors, (23), 5 states have internal predecessors, (23), 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)
[2023-11-19 08:02:29,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:02:29,416 INFO L93 Difference]: Finished difference Result 293 states and 377 transitions.
[2023-11-19 08:02:29,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 293 states and 377 transitions.
[2023-11-19 08:02:29,427 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 187
[2023-11-19 08:02:29,440 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 293 states to 263 states and 347 transitions.
[2023-11-19 08:02:29,444 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 263
[2023-11-19 08:02:29,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 263
[2023-11-19 08:02:29,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 263 states and 347 transitions.
[2023-11-19 08:02:29,454 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 08:02:29,455 INFO L218 hiAutomatonCegarLoop]: Abstraction has 263 states and 347 transitions.
[2023-11-19 08:02:29,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states and 347 transitions.
[2023-11-19 08:02:29,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 160.
[2023-11-19 08:02:29,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 160 states have (on average 1.31875) internal successors, (211), 159 states have internal predecessors, (211), 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)
[2023-11-19 08:02:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 211 transitions.
[2023-11-19 08:02:29,503 INFO L240 hiAutomatonCegarLoop]: Abstraction has 160 states and 211 transitions.
[2023-11-19 08:02:29,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-19 08:02:29,511 INFO L428 stractBuchiCegarLoop]: Abstraction has 160 states and 211 transitions.
[2023-11-19 08:02:29,511 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 08:02:29,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160 states and 211 transitions.
[2023-11-19 08:02:29,515 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 114
[2023-11-19 08:02:29,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:02:29,515 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:02:29,516 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:29,516 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]
[2023-11-19 08:02:29,517 INFO L748 eck$LassoCheckResult]: Stem: 479#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 480#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 473#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 474#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 528#valid_product_returnLabel#1 main_#t~ret20#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 529#L410 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 512#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 486#L65-2
[2023-11-19 08:02:29,517 INFO L750 eck$LassoCheckResult]: Loop: 486#L65-2 assume !false; 482#L66 assume test_~splverifierCounter~0#1 < 4; 483#L67 havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 498#L75 assume !(0 != test_~tmp~0#1); 461#L75-2 havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 485#L85 assume !(0 != test_~tmp___0~0#1); 445#L85-2 havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 446#L95 assume 0 != test_~tmp___2~0#1; 526#L101-2 assume { :begin_inline_timeShift } true; 504#L138 assume !(0 != ~pumpRunning~0); 505#L138-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 509#L170 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 510#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 457#L170-1 havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;assume { :end_inline_processEnvironment } true; 494#L145-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 499#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 500#L928 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 508#L928-1 havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 501#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 486#L65-2
[2023-11-19 08:02:29,518 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:29,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 2 times
[2023-11-19 08:02:29,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:29,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732160235]
[2023-11-19 08:02:29,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:29,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,576 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:29,577 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:29,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1955413712, now seen corresponding path program 1 times
[2023-11-19 08:02:29,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:29,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635642507]
[2023-11-19 08:02:29,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:29,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:02:29,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 08:02:29,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 08:02:29,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635642507]
[2023-11-19 08:02:29,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635642507] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 08:02:29,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 08:02:29,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 08:02:29,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456709749]
[2023-11-19 08:02:29,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 08:02:29,609 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 08:02:29,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 08:02:29,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 08:02:29,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 08:02:29,611 INFO L87 Difference]: Start difference. First operand 160 states and 211 transitions. cyclomatic complexity: 54 Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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)
[2023-11-19 08:02:29,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 08:02:29,672 INFO L93 Difference]: Finished difference Result 210 states and 265 transitions.
[2023-11-19 08:02:29,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 210 states and 265 transitions.
[2023-11-19 08:02:29,675 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 153
[2023-11-19 08:02:29,680 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 210 states to 210 states and 265 transitions.
[2023-11-19 08:02:29,683 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 210
[2023-11-19 08:02:29,684 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 210
[2023-11-19 08:02:29,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 210 states and 265 transitions.
[2023-11-19 08:02:29,686 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 08:02:29,688 INFO L218 hiAutomatonCegarLoop]: Abstraction has 210 states and 265 transitions.
[2023-11-19 08:02:29,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states and 265 transitions.
[2023-11-19 08:02:29,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210.
[2023-11-19 08:02:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 210 states have (on average 1.2619047619047619) internal successors, (265), 209 states have internal predecessors, (265), 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)
[2023-11-19 08:02:29,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 265 transitions.
[2023-11-19 08:02:29,706 INFO L240 hiAutomatonCegarLoop]: Abstraction has 210 states and 265 transitions.
[2023-11-19 08:02:29,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 08:02:29,707 INFO L428 stractBuchiCegarLoop]: Abstraction has 210 states and 265 transitions.
[2023-11-19 08:02:29,707 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2023-11-19 08:02:29,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 210 states and 265 transitions.
[2023-11-19 08:02:29,709 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 153
[2023-11-19 08:02:29,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 08:02:29,710 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 08:02:29,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 08:02:29,711 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, 1, 1, 1, 1, 1]
[2023-11-19 08:02:29,711 INFO L748 eck$LassoCheckResult]: Stem: 855#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(31, 2);call #Ultimate.allocInit(12, 3);call #Ultimate.allocInit(30, 4);call #Ultimate.allocInit(9, 5);call #Ultimate.allocInit(21, 6);call #Ultimate.allocInit(30, 7);call #Ultimate.allocInit(9, 8);call #Ultimate.allocInit(21, 9);call #Ultimate.allocInit(30, 10);call #Ultimate.allocInit(9, 11);call #Ultimate.allocInit(25, 12);call #Ultimate.allocInit(30, 13);call #Ultimate.allocInit(9, 14);call #Ultimate.allocInit(25, 15);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 856#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret20#1, main_~retValue_acc~3#1, main_~tmp~4#1;havoc main_~retValue_acc~3#1;havoc main_~tmp~4#1;assume { :begin_inline_select_helpers } true; 848#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 849#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~8#1;havoc valid_product_~retValue_acc~8#1;valid_product_~retValue_acc~8#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~8#1; 909#valid_product_returnLabel#1 main_#t~ret20#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~8#1;assume { :end_inline_valid_product } true;main_~tmp~4#1 := main_#t~ret20#1;havoc main_#t~ret20#1; 910#L410 assume 0 != main_~tmp~4#1;assume { :begin_inline_setup } true; 889#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline_test } true;havoc test_#t~nondet4#1, test_#t~nondet5#1, test_#t~nondet6#1, test_#t~nondet7#1, test_~splverifierCounter~0#1, test_~tmp~0#1, test_~tmp___0~0#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~0#1;havoc test_~tmp___0~0#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 863#L65-2
[2023-11-19 08:02:29,711 INFO L750 eck$LassoCheckResult]: Loop: 863#L65-2 assume !false; 858#L66 assume test_~splverifierCounter~0#1 < 4; 859#L67 havoc test_#t~nondet4#1;test_~tmp~0#1 := test_#t~nondet4#1;havoc test_#t~nondet4#1; 876#L75 assume !(0 != test_~tmp~0#1); 837#L75-2 havoc test_#t~nondet5#1;test_~tmp___0~0#1 := test_#t~nondet5#1;havoc test_#t~nondet5#1; 861#L85 assume !(0 != test_~tmp___0~0#1); 821#L85-2 havoc test_#t~nondet6#1;test_~tmp___2~0#1 := test_#t~nondet6#1;havoc test_#t~nondet6#1; 822#L95 assume 0 != test_~tmp___2~0#1; 907#L101-2 assume { :begin_inline_timeShift } true; 882#L138 assume !(0 != ~pumpRunning~0); 883#L138-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 886#L170 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret19#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~3#1, isHighWaterLevel_~tmp___0~1#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~3#1;havoc isHighWaterLevel_~tmp___0~1#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 857#L508 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 838#isHighWaterSensorDry_returnLabel#1 isHighWaterLevel_#t~ret19#1 := isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~3#1 := isHighWaterLevel_#t~ret19#1;havoc isHighWaterLevel_#t~ret19#1; 839#L290 assume 0 != isHighWaterLevel_~tmp~3#1;isHighWaterLevel_~tmp___0~1#1 := 0; 925#L290-2 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~1#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 920#isHighWaterLevel_returnLabel#1 processEnvironment_#t~ret8#1 := isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret19#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~3#1, isHighWaterLevel_~tmp___0~1#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment_~tmp~1#1 := processEnvironment_#t~ret8#1;havoc processEnvironment_#t~ret8#1; 921#L174 assume !(0 != processEnvironment_~tmp~1#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 832#processEnvironment__wrappee__base_returnLabel#1 assume { :end_inline_processEnvironment__wrappee__base } true; 833#L170-1 havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;assume { :end_inline_processEnvironment } true; 871#L145-1 assume { :begin_inline___utac_acc__Specification4_spec__1 } true;havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;havoc __utac_acc__Specification4_spec__1_~tmp~8#1;havoc __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 877#getWaterLevel_returnLabel#1 __utac_acc__Specification4_spec__1_#t~ret50#1 := getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification4_spec__1_~tmp~8#1 := __utac_acc__Specification4_spec__1_#t~ret50#1;havoc __utac_acc__Specification4_spec__1_#t~ret50#1; 878#L928 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~8#1); 885#L928-1 havoc __utac_acc__Specification4_spec__1_#t~ret50#1, __utac_acc__Specification4_spec__1_#t~ret51#1, __utac_acc__Specification4_spec__1_~tmp~8#1, __utac_acc__Specification4_spec__1_~tmp___0~2#1;assume { :end_inline___utac_acc__Specification4_spec__1 } true; 879#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 863#L65-2
[2023-11-19 08:02:29,712 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:29,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1803949509, now seen corresponding path program 3 times
[2023-11-19 08:02:29,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:29,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894664578]
[2023-11-19 08:02:29,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:29,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:29,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:29,735 INFO L85 PathProgramCache]: Analyzing trace with hash -1963903624, now seen corresponding path program 1 times
[2023-11-19 08:02:29,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:29,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013416232]
[2023-11-19 08:02:29,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:29,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:02:29,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1080058932, now seen corresponding path program 1 times
[2023-11-19 08:02:29,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 08:02:29,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658196367]
[2023-11-19 08:02:29,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 08:02:29,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 08:02:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,774 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:29,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 08:02:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:31,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 08:02:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 08:02:31,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:02:31 BoogieIcfgContainer
[2023-11-19 08:02:31,107 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 08:02:31,109 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 08:02:31,110 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 08:02:31,110 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 08:02:31,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:02:28" (3/4) ...
[2023-11-19 08:02:31,112 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2023-11-19 08:02:31,195 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 08:02:31,199 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 08:02:31,200 INFO L158 Benchmark]: Toolchain (without parser) took 4018.22ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 86.9MB in the end (delta: 36.9MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,200 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 155.2MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:02:31,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 525.28ms. Allocated memory is still 155.2MB. Free memory was 123.8MB in the beginning and 117.5MB in the end (delta: 6.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.50ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 114.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,201 INFO L158 Benchmark]: Boogie Preprocessor took 41.80ms. Allocated memory is still 155.2MB. Free memory was 114.8MB in the beginning and 112.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,202 INFO L158 Benchmark]: RCFGBuilder took 661.65ms. Allocated memory is still 155.2MB. Free memory was 112.7MB in the beginning and 93.1MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,202 INFO L158 Benchmark]: BuchiAutomizer took 2633.82ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 93.0MB in the beginning and 90.1MB in the end (delta: 3.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,203 INFO L158 Benchmark]: Witness Printer took 89.60ms. Allocated memory is still 190.8MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 08:02:31,205 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.71ms. Allocated memory is still 155.2MB. Free memory is still 126.5MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 525.28ms. Allocated memory is still 155.2MB. Free memory was 123.8MB in the beginning and 117.5MB in the end (delta: 6.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 57.50ms. Allocated memory is still 155.2MB. Free memory was 117.5MB in the beginning and 114.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 41.80ms. Allocated memory is still 155.2MB. Free memory was 114.8MB in the beginning and 112.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 661.65ms. Allocated memory is still 155.2MB. Free memory was 112.7MB in the beginning and 93.1MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2633.82ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 93.0MB in the beginning and 90.1MB in the end (delta: 3.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB.
* Witness Printer took 89.60ms. Allocated memory is still 190.8MB. Free memory was 90.1MB in the beginning and 86.9MB in the end (delta: 3.1MB). 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,"scenario.i","") [49]
- GenericResultAtLocation [Line: 121]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [121]
- GenericResultAtLocation [Line: 315]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [315]
- GenericResultAtLocation [Line: 324]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [324]
- GenericResultAtLocation [Line: 423]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [423]
- GenericResultAtLocation [Line: 518]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [518]
- GenericResultAtLocation [Line: 553]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [553]
- GenericResultAtLocation [Line: 919]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [919]
* 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 210 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 103 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, 808 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 808 mSDsluCounter, 1013 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 723 mSDsCounter, 23 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 61 IncrementalHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 23 mSolverCounterUnsat, 290 mSDtfsCounter, 61 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 65]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L130] int pumpRunning = 0;
[L131] int systemActive = 1;
[L325] int cleanupTimeShifts = 4;
[L425] int waterLevel = 1;
[L426] int methaneLevelCritical = 0;
[L723] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L401] int retValue_acc ;
[L402] int tmp ;
[L406] FCALL select_helpers()
[L407] FCALL select_features()
[L408] CALL, EXPR valid_product()
[L545] int retValue_acc ;
[L548] retValue_acc = 1
[L549] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L408] RET, EXPR valid_product()
[L408] tmp = valid_product()
[L410] COND TRUE \read(tmp)
[L412] FCALL setup()
[L413] CALL runTest()
[L392] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L65] COND TRUE 1
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L138] COND FALSE !(\read(pumpRunning))
[L145] COND TRUE \read(systemActive)
[L147] CALL processEnvironment()
[L167] int tmp ;
[L170] COND TRUE ! pumpRunning
[L172] CALL, EXPR isHighWaterLevel()
[L282] int retValue_acc ;
[L283] int tmp ;
[L284] int tmp___0 ;
[L288] CALL, EXPR isHighWaterSensorDry()
[L505] int retValue_acc ;
[L508] COND TRUE waterLevel < 2
[L509] retValue_acc = 1
[L510] return (retValue_acc);
[L288] RET, EXPR isHighWaterSensorDry()
[L288] tmp = isHighWaterSensorDry()
[L290] COND TRUE \read(tmp)
[L291] tmp___0 = 0
[L295] retValue_acc = tmp___0
[L296] return (retValue_acc);
[L172] RET, EXPR isHighWaterLevel()
[L172] tmp = isHighWaterLevel()
[L174] COND FALSE !(\read(tmp))
[L180] FCALL processEnvironment__wrappee__base()
[L147] RET processEnvironment()
[L153] CALL __utac_acc__Specification4_spec__1()
[L921] int tmp ;
[L922] int tmp___0 ;
[L926] CALL, EXPR getWaterLevel()
[L496] int retValue_acc ;
[L499] retValue_acc = waterLevel
[L500] return (retValue_acc);
[L926] RET, EXPR getWaterLevel()
[L926] tmp = getWaterLevel()
[L928] COND FALSE !(tmp == 0)
[L153] RET __utac_acc__Specification4_spec__1()
[L110] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 65]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L130] int pumpRunning = 0;
[L131] int systemActive = 1;
[L325] int cleanupTimeShifts = 4;
[L425] int waterLevel = 1;
[L426] int methaneLevelCritical = 0;
[L723] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L401] int retValue_acc ;
[L402] int tmp ;
[L406] FCALL select_helpers()
[L407] FCALL select_features()
[L408] CALL, EXPR valid_product()
[L545] int retValue_acc ;
[L548] retValue_acc = 1
[L549] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L408] RET, EXPR valid_product()
[L408] tmp = valid_product()
[L410] COND TRUE \read(tmp)
[L412] FCALL setup()
[L413] CALL runTest()
[L392] CALL test()
[L56] int splverifierCounter ;
[L57] int tmp ;
[L58] int tmp___0 ;
[L59] int tmp___1 ;
[L60] int tmp___2 ;
[L63] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L65] COND TRUE 1
[L67] COND TRUE splverifierCounter < 4
[L73] tmp = __VERIFIER_nondet_int()
[L75] COND FALSE !(\read(tmp))
[L83] tmp___0 = __VERIFIER_nondet_int()
[L85] COND FALSE !(\read(tmp___0))
[L93] tmp___2 = __VERIFIER_nondet_int()
[L95] COND TRUE \read(tmp___2)
[L110] CALL timeShift()
[L138] COND FALSE !(\read(pumpRunning))
[L145] COND TRUE \read(systemActive)
[L147] CALL processEnvironment()
[L167] int tmp ;
[L170] COND TRUE ! pumpRunning
[L172] CALL, EXPR isHighWaterLevel()
[L282] int retValue_acc ;
[L283] int tmp ;
[L284] int tmp___0 ;
[L288] CALL, EXPR isHighWaterSensorDry()
[L505] int retValue_acc ;
[L508] COND TRUE waterLevel < 2
[L509] retValue_acc = 1
[L510] return (retValue_acc);
[L288] RET, EXPR isHighWaterSensorDry()
[L288] tmp = isHighWaterSensorDry()
[L290] COND TRUE \read(tmp)
[L291] tmp___0 = 0
[L295] retValue_acc = tmp___0
[L296] return (retValue_acc);
[L172] RET, EXPR isHighWaterLevel()
[L172] tmp = isHighWaterLevel()
[L174] COND FALSE !(\read(tmp))
[L180] FCALL processEnvironment__wrappee__base()
[L147] RET processEnvironment()
[L153] CALL __utac_acc__Specification4_spec__1()
[L921] int tmp ;
[L922] int tmp___0 ;
[L926] CALL, EXPR getWaterLevel()
[L496] int retValue_acc ;
[L499] retValue_acc = waterLevel
[L500] return (retValue_acc);
[L926] RET, EXPR getWaterLevel()
[L926] tmp = getWaterLevel()
[L928] COND FALSE !(tmp == 0)
[L153] RET __utac_acc__Specification4_spec__1()
[L110] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2023-11-19 08:02:31,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56a293df-65ef-4b4c-903d-7f51190ac463/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)