./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 9bd2c7ff
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_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/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_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/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_2085127f-9a18-4919-bf6e-1fe6bda7f386/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 87d91e56d61e49620ea5a2c0236a89cbd5cce3c0ef7c136160e7b734dcc26431
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:33:49,933 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:33:50,007 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 07:33:50,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:33:50,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:33:50,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:33:50,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:33:50,055 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:33:50,056 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:33:50,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:33:50,062 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:33:50,062 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 07:33:50,063 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 07:33:50,065 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 07:33:50,065 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 07:33:50,065 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 07:33:50,066 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 07:33:50,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:33:50,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 07:33:50,068 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:33:50,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:33:50,069 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:33:50,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:33:50,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 07:33:50,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 07:33:50,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 07:33:50,071 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 07:33:50,071 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:33:50,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:33:50,072 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 07:33:50,072 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:33:50,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:33:50,073 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:33:50,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:33:50,074 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:33:50,074 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 07:33:50,074 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_2085127f-9a18-4919-bf6e-1fe6bda7f386/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87d91e56d61e49620ea5a2c0236a89cbd5cce3c0ef7c136160e7b734dcc26431
[2023-11-19 07:33:50,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:33:50,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:33:50,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:33:50,432 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:33:50,433 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:33:50,434 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c
[2023-11-19 07:33:53,509 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:33:53,835 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:33:53,835 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c
[2023-11-19 07:33:53,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/data/0333026b6/f9a24cbcae684cdab0f7cc6012b87741/FLAG73f3f5ac9
[2023-11-19 07:33:53,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/data/0333026b6/f9a24cbcae684cdab0f7cc6012b87741
[2023-11-19 07:33:53,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:33:53,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:33:53,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:33:53,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:33:53,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:33:53,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:33:53" (1/1) ...
[2023-11-19 07:33:53,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41749c73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:53, skipping insertion in model container
[2023-11-19 07:33:53,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:33:53" (1/1) ...
[2023-11-19 07:33:53,938 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:33:54,259 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:33:54,275 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:33:54,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49]
[2023-11-19 07:33:54,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [155]
[2023-11-19 07:33:54,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [521]
[2023-11-19 07:33:54,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [605]
[2023-11-19 07:33:54,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [614]
[2023-11-19 07:33:54,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [649]
[2023-11-19 07:33:54,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [689]
[2023-11-19 07:33:54,291 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [760]
[2023-11-19 07:33:54,360 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:33:54,402 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:33:54,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54 WrapperNode
[2023-11-19 07:33:54,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:33:54,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:33:54,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:33:54,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:33:54,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,501 INFO L138 Inliner]: procedures = 53, calls = 97, calls flagged for inlining = 50, calls inlined = 54, statements flattened = 335
[2023-11-19 07:33:54,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:33:54,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:33:54,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:33:54,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:33:54,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,546 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:33:54,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:33:54,583 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:33:54,584 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:33:54,585 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (1/1) ...
[2023-11-19 07:33:54,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:33:54,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:33:54,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:33:54,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:33:54,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:33:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:33:54,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:33:54,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:33:54,762 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:33:54,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:33:55,162 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:33:55,174 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:33:55,175 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 07:33:55,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:55 BoogieIcfgContainer
[2023-11-19 07:33:55,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:33:55,181 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 07:33:55,182 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 07:33:55,186 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 07:33:55,187 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:33:55,187 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:33:53" (1/3) ...
[2023-11-19 07:33:55,189 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5703be95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:33:55, skipping insertion in model container
[2023-11-19 07:33:55,189 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:33:55,189 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:33:54" (2/3) ...
[2023-11-19 07:33:55,190 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5703be95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:33:55, skipping insertion in model container
[2023-11-19 07:33:55,190 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:33:55,190 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:55" (3/3) ...
[2023-11-19 07:33:55,192 INFO L332 chiAutomizerObserver]: Analyzing ICFG minepump_spec2_product08.cil.c
[2023-11-19 07:33:55,263 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 07:33:55,263 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 07:33:55,263 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 07:33:55,264 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 07:33:55,264 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 07:33:55,264 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 07:33:55,264 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 07:33:55,265 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 07:33:55,271 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 108 states, 107 states have (on average 1.355140186915888) internal successors, (145), 107 states have internal predecessors, (145), 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 07:33:55,301 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2023-11-19 07:33:55,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:33:55,301 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:33:55,310 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:33:55,310 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:33:55,311 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 07:33:55,312 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 108 states, 107 states have (on average 1.355140186915888) internal successors, (145), 107 states have internal predecessors, (145), 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 07:33:55,320 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2023-11-19 07:33:55,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:33:55,320 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:33:55,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:33:55,322 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:33:55,329 INFO L748 eck$LassoCheckResult]: Stem: 27#$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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 31#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 20#select_helpers_returnLabel#1true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 88#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~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 76#valid_product_returnLabel#1true main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 84#L142true assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 67#setup_returnLabel#1true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 86#__utac_acc__Specification2_spec__1_returnLabel#1true assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet36#1, test_#t~nondet37#1, test_#t~nondet38#1, test_#t~nondet39#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 92#L702-2true
[2023-11-19 07:33:55,330 INFO L750 eck$LassoCheckResult]: Loop: 92#L702-2true assume !false; 12#L703true assume test_~splverifierCounter~0#1 < 4; 45#L704true havoc test_#t~nondet36#1;test_~tmp~5#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 59#L712true assume !(0 != test_~tmp~5#1); 48#L712-2true havoc test_#t~nondet37#1;test_~tmp___0~1#1 := test_#t~nondet37#1;havoc test_#t~nondet37#1; 56#L722true assume !(0 != test_~tmp___0~1#1); 109#L722-2true havoc test_#t~nondet38#1;test_~tmp___2~0#1 := test_#t~nondet38#1;havoc test_#t~nondet38#1; 22#L732true assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 42#startSystem_returnLabel#1true assume { :end_inline_startSystem } true; 26#L740-2true assume { :begin_inline_timeShift } true; 38#L770true assume !(0 != ~pumpRunning~0); 101#L770-2true assume !(0 != ~systemActive~0); 18#L777-1true assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret34#1, __utac_acc__Specification2_spec__2_#t~ret35#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~4#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; 65#isMethaneLevelCritical_returnLabel#2true __utac_acc__Specification2_spec__2_#t~ret34#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~4#1 := __utac_acc__Specification2_spec__2_#t~ret34#1;havoc __utac_acc__Specification2_spec__2_#t~ret34#1; 28#L668true assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4#1);~methAndRunningLastTime~0 := 0; 98#L668-1true havoc __utac_acc__Specification2_spec__2_#t~ret34#1, __utac_acc__Specification2_spec__2_#t~ret35#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 57#timeShift_returnLabel#1true assume { :end_inline_timeShift } true; 92#L702-2true
[2023-11-19 07:33:55,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:33:55,338 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2023-11-19 07:33:55,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:33:55,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991760300]
[2023-11-19 07:33:55,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:33:55,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:33:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:55,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:33:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:55,587 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:33:55,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:33:55,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1213107147, now seen corresponding path program 1 times
[2023-11-19 07:33:55,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:33:55,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013337087]
[2023-11-19 07:33:55,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:33:55,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:33:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:33:55,759 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 07:33:55,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:33:55,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013337087]
[2023-11-19 07:33:55,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013337087] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:33:55,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:33:55,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:33:55,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621330097]
[2023-11-19 07:33:55,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:33:55,769 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:33:55,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:33:55,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:33:55,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:33:55,827 INFO L87 Difference]: Start difference. First operand has 108 states, 107 states have (on average 1.355140186915888) internal successors, (145), 107 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:33:55,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:33:55,926 INFO L93 Difference]: Finished difference Result 194 states and 250 transitions.
[2023-11-19 07:33:55,927 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 194 states and 250 transitions.
[2023-11-19 07:33:55,934 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 124
[2023-11-19 07:33:55,940 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 194 states to 174 states and 229 transitions.
[2023-11-19 07:33:55,942 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 174
[2023-11-19 07:33:55,943 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 174
[2023-11-19 07:33:55,944 INFO L73 IsDeterministic]: Start isDeterministic. Operand 174 states and 229 transitions.
[2023-11-19 07:33:55,945 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:33:55,945 INFO L218 hiAutomatonCegarLoop]: Abstraction has 174 states and 229 transitions.
[2023-11-19 07:33:55,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states and 229 transitions.
[2023-11-19 07:33:55,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 171.
[2023-11-19 07:33:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 171 states have (on average 1.3157894736842106) internal successors, (225), 170 states have internal predecessors, (225), 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 07:33:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 225 transitions.
[2023-11-19 07:33:55,985 INFO L240 hiAutomatonCegarLoop]: Abstraction has 171 states and 225 transitions.
[2023-11-19 07:33:55,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:33:55,990 INFO L428 stractBuchiCegarLoop]: Abstraction has 171 states and 225 transitions.
[2023-11-19 07:33:55,990 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 07:33:55,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 171 states and 225 transitions.
[2023-11-19 07:33:55,994 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 121
[2023-11-19 07:33:55,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:33:55,994 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:33:55,995 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:33:55,995 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]
[2023-11-19 07:33:55,995 INFO L748 eck$LassoCheckResult]: Stem: 367#$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);~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~methAndRunningLastTime~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 368#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret4#1, main_~retValue_acc~0#1, main_~tmp~0#1;havoc main_~retValue_acc~0#1;havoc main_~tmp~0#1;assume { :begin_inline_select_helpers } true; 353#select_helpers_returnLabel#1 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 354#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~7#1;havoc valid_product_~retValue_acc~7#1;valid_product_~retValue_acc~7#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~7#1; 347#valid_product_returnLabel#1 main_#t~ret4#1 := valid_product_#res#1;havoc valid_product_~retValue_acc~7#1;assume { :end_inline_valid_product } true;main_~tmp~0#1 := main_#t~ret4#1;havoc main_#t~ret4#1; 348#L142 assume 0 != main_~tmp~0#1;assume { :begin_inline_setup } true; 313#setup_returnLabel#1 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification2_spec__1 } true;~methAndRunningLastTime~0 := 0; 314#__utac_acc__Specification2_spec__1_returnLabel#1 assume { :end_inline___utac_acc__Specification2_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet36#1, test_#t~nondet37#1, test_#t~nondet38#1, test_#t~nondet39#1, test_~splverifierCounter~0#1, test_~tmp~5#1, test_~tmp___0~1#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~5#1;havoc test_~tmp___0~1#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 374#L702-2
[2023-11-19 07:33:55,996 INFO L750 eck$LassoCheckResult]: Loop: 374#L702-2 assume !false; 334#L703 assume test_~splverifierCounter~0#1 < 4; 335#L704 havoc test_#t~nondet36#1;test_~tmp~5#1 := test_#t~nondet36#1;havoc test_#t~nondet36#1; 398#L712 assume !(0 != test_~tmp~5#1); 316#L712-2 havoc test_#t~nondet37#1;test_~tmp___0~1#1 := test_#t~nondet37#1;havoc test_#t~nondet37#1; 400#L722 assume !(0 != test_~tmp___0~1#1); 346#L722-2 havoc test_#t~nondet38#1;test_~tmp___2~0#1 := test_#t~nondet38#1;havoc test_#t~nondet38#1; 355#L732 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 356#startSystem_returnLabel#1 assume { :end_inline_startSystem } true; 365#L740-2 assume { :begin_inline_timeShift } true; 366#L770 assume !(0 != ~pumpRunning~0); 344#L770-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret40#1, processEnvironment_~tmp~6#1;havoc processEnvironment_~tmp~6#1; 392#L802 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 327#processEnvironment__wrappee__base_returnLabel#2 assume { :end_inline_processEnvironment__wrappee__base } true; 328#L802-1 havoc processEnvironment_#t~ret40#1, processEnvironment_~tmp~6#1;assume { :end_inline_processEnvironment } true; 351#L777-1 assume { :begin_inline___utac_acc__Specification2_spec__2 } true;havoc __utac_acc__Specification2_spec__2_#t~ret34#1, __utac_acc__Specification2_spec__2_#t~ret35#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;havoc __utac_acc__Specification2_spec__2_~tmp~4#1;havoc __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :begin_inline_isMethaneLevelCritical } true;havoc isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;isMethaneLevelCritical_~retValue_acc~4#1 := ~methaneLevelCritical~0;isMethaneLevelCritical_#res#1 := isMethaneLevelCritical_~retValue_acc~4#1; 352#isMethaneLevelCritical_returnLabel#2 __utac_acc__Specification2_spec__2_#t~ret34#1 := isMethaneLevelCritical_#res#1;havoc isMethaneLevelCritical_~retValue_acc~4#1;assume { :end_inline_isMethaneLevelCritical } true;__utac_acc__Specification2_spec__2_~tmp~4#1 := __utac_acc__Specification2_spec__2_#t~ret34#1;havoc __utac_acc__Specification2_spec__2_#t~ret34#1; 369#L668 assume !(0 != __utac_acc__Specification2_spec__2_~tmp~4#1);~methAndRunningLastTime~0 := 0; 361#L668-1 havoc __utac_acc__Specification2_spec__2_#t~ret34#1, __utac_acc__Specification2_spec__2_#t~ret35#1, __utac_acc__Specification2_spec__2_~tmp~4#1, __utac_acc__Specification2_spec__2_~tmp___0~0#1;assume { :end_inline___utac_acc__Specification2_spec__2 } true; 391#timeShift_returnLabel#1 assume { :end_inline_timeShift } true; 374#L702-2
[2023-11-19 07:33:55,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:33:55,997 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2023-11-19 07:33:55,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:33:55,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552990589]
[2023-11-19 07:33:55,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:33:55,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:33:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:33:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,031 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:33:56,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:33:56,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1544571205, now seen corresponding path program 1 times
[2023-11-19 07:33:56,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:33:56,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076875432]
[2023-11-19 07:33:56,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:33:56,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:33:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:33:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,054 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:33:56,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:33:56,055 INFO L85 PathProgramCache]: Analyzing trace with hash -172045532, now seen corresponding path program 1 times
[2023-11-19 07:33:56,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:33:56,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956628761]
[2023-11-19 07:33:56,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:33:56,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:33:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,080 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:33:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:56,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:33:57,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:57,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:33:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:33:57,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:33:57 BoogieIcfgContainer
[2023-11-19 07:33:57,548 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 07:33:57,549 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:33:57,549 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:33:57,549 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:33:57,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:33:55" (3/4) ...
[2023-11-19 07:33:57,551 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2023-11-19 07:33:57,622 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml
[2023-11-19 07:33:57,627 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:33:57,628 INFO L158 Benchmark]: Toolchain (without parser) took 3755.96ms. Allocated memory was 172.0MB in the beginning and 220.2MB in the end (delta: 48.2MB). Free memory was 142.2MB in the beginning and 159.3MB in the end (delta: -17.1MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,628 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 113.2MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:33:57,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.60ms. Allocated memory is still 172.0MB. Free memory was 142.2MB in the beginning and 123.5MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.82ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 120.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,630 INFO L158 Benchmark]: Boogie Preprocessor took 79.10ms. Allocated memory is still 172.0MB. Free memory was 120.8MB in the beginning and 119.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,630 INFO L158 Benchmark]: RCFGBuilder took 597.37ms. Allocated memory is still 172.0MB. Free memory was 119.1MB in the beginning and 101.6MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,631 INFO L158 Benchmark]: BuchiAutomizer took 2366.30ms. Allocated memory was 172.0MB in the beginning and 220.2MB in the end (delta: 48.2MB). Free memory was 101.6MB in the beginning and 162.4MB in the end (delta: -60.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:33:57,631 INFO L158 Benchmark]: Witness Printer took 78.52ms. Allocated memory is still 220.2MB. Free memory was 162.4MB in the beginning and 159.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:33:57,638 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.65ms. Allocated memory is still 113.2MB. Free memory is still 63.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 529.60ms. Allocated memory is still 172.0MB. Free memory was 142.2MB in the beginning and 123.5MB in the end (delta: 18.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 97.82ms. Allocated memory is still 172.0MB. Free memory was 123.5MB in the beginning and 120.8MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 79.10ms. Allocated memory is still 172.0MB. Free memory was 120.8MB in the beginning and 119.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 597.37ms. Allocated memory is still 172.0MB. Free memory was 119.1MB in the beginning and 101.6MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 2366.30ms. Allocated memory was 172.0MB in the beginning and 220.2MB in the end (delta: 48.2MB). Free memory was 101.6MB in the beginning and 162.4MB in the end (delta: -60.8MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 78.52ms. Allocated memory is still 220.2MB. Free memory was 162.4MB in the beginning and 159.3MB in the end (delta: 3.1MB). 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,"Test.i","") [49]
- GenericResultAtLocation [Line: 155]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [155]
- GenericResultAtLocation [Line: 521]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [521]
- GenericResultAtLocation [Line: 605]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [605]
- GenericResultAtLocation [Line: 614]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [614]
- GenericResultAtLocation [Line: 649]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [649]
- GenericResultAtLocation [Line: 689]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [689]
- GenericResultAtLocation [Line: 760]: Unsoundness Warning
Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [760]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 171 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 2.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 122 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 122 mSDsluCounter, 243 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 114 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 129 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- LassoShapedNonTerminationArgument [Line: 702]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite program execution.
Stem:
[L50] int cleanupTimeShifts = 4;
[L325] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L526] int waterLevel = 1;
[L527] int methaneLevelCritical = 0;
[L651] int methAndRunningLastTime ;
[L763] int pumpRunning = 0;
[L764] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L133] int retValue_acc ;
[L134] int tmp ;
[L138] FCALL select_helpers()
[L139] FCALL select_features()
[L140] CALL, EXPR valid_product()
[L641] int retValue_acc ;
[L644] retValue_acc = 1
[L645] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L140] RET, EXPR valid_product()
[L140] tmp = valid_product()
[L142] COND TRUE \read(tmp)
[L144] FCALL setup()
[L145] CALL runTest()
[L123] CALL __utac_acc__Specification2_spec__1()
[L656] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L123] RET __utac_acc__Specification2_spec__1()
[L124] CALL test()
[L693] int splverifierCounter ;
[L694] int tmp ;
[L695] int tmp___0 ;
[L696] int tmp___1 ;
[L697] int tmp___2 ;
[L700] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L702] COND TRUE 1
[L704] COND TRUE splverifierCounter < 4
[L710] tmp = __VERIFIER_nondet_int()
[L712] COND FALSE !(\read(tmp))
[L720] tmp___0 = __VERIFIER_nondet_int()
[L722] COND FALSE !(\read(tmp___0))
[L730] tmp___2 = __VERIFIER_nondet_int()
[L732] COND TRUE \read(tmp___2)
[L734] CALL startSystem()
[L914] systemActive = 1
[L734] RET startSystem()
[L749] CALL timeShift()
[L770] COND FALSE !(\read(pumpRunning))
[L777] COND TRUE \read(systemActive)
[L779] CALL processEnvironment()
[L799] int tmp ;
[L802] COND FALSE !(\read(pumpRunning))
[L817] FCALL processEnvironment__wrappee__base()
[L779] RET processEnvironment()
[L785] CALL __utac_acc__Specification2_spec__2()
[L661] int tmp ;
[L662] int tmp___0 ;
[L666] CALL, EXPR isMethaneLevelCritical()
[L565] int retValue_acc ;
[L568] retValue_acc = methaneLevelCritical
[L569] return (retValue_acc);
[L666] RET, EXPR isMethaneLevelCritical()
[L666] tmp = isMethaneLevelCritical()
[L668] COND FALSE !(\read(tmp))
[L684] methAndRunningLastTime = 0
[L785] RET __utac_acc__Specification2_spec__2()
[L749] RET timeShift()
End of lasso representation.
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 702]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L50] int cleanupTimeShifts = 4;
[L325] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L526] int waterLevel = 1;
[L527] int methaneLevelCritical = 0;
[L651] int methAndRunningLastTime ;
[L763] int pumpRunning = 0;
[L764] int systemActive = 1;
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L133] int retValue_acc ;
[L134] int tmp ;
[L138] FCALL select_helpers()
[L139] FCALL select_features()
[L140] CALL, EXPR valid_product()
[L641] int retValue_acc ;
[L644] retValue_acc = 1
[L645] return (retValue_acc);
VAL [\result=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1]
[L140] RET, EXPR valid_product()
[L140] tmp = valid_product()
[L142] COND TRUE \read(tmp)
[L144] FCALL setup()
[L145] CALL runTest()
[L123] CALL __utac_acc__Specification2_spec__1()
[L656] methAndRunningLastTime = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1]
[L123] RET __utac_acc__Specification2_spec__1()
[L124] CALL test()
[L693] int splverifierCounter ;
[L694] int tmp ;
[L695] int tmp___0 ;
[L696] int tmp___1 ;
[L697] int tmp___2 ;
[L700] splverifierCounter = 0
VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1]
Loop:
[L702] COND TRUE 1
[L704] COND TRUE splverifierCounter < 4
[L710] tmp = __VERIFIER_nondet_int()
[L712] COND FALSE !(\read(tmp))
[L720] tmp___0 = __VERIFIER_nondet_int()
[L722] COND FALSE !(\read(tmp___0))
[L730] tmp___2 = __VERIFIER_nondet_int()
[L732] COND TRUE \read(tmp___2)
[L734] CALL startSystem()
[L914] systemActive = 1
[L734] RET startSystem()
[L749] CALL timeShift()
[L770] COND FALSE !(\read(pumpRunning))
[L777] COND TRUE \read(systemActive)
[L779] CALL processEnvironment()
[L799] int tmp ;
[L802] COND FALSE !(\read(pumpRunning))
[L817] FCALL processEnvironment__wrappee__base()
[L779] RET processEnvironment()
[L785] CALL __utac_acc__Specification2_spec__2()
[L661] int tmp ;
[L662] int tmp___0 ;
[L666] CALL, EXPR isMethaneLevelCritical()
[L565] int retValue_acc ;
[L568] retValue_acc = methaneLevelCritical
[L569] return (retValue_acc);
[L666] RET, EXPR isMethaneLevelCritical()
[L666] tmp = isMethaneLevelCritical()
[L668] COND FALSE !(\read(tmp))
[L684] methAndRunningLastTime = 0
[L785] RET __utac_acc__Specification2_spec__2()
[L749] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2023-11-19 07:33:57,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2085127f-9a18-4919-bf6e-1fe6bda7f386/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)