./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version b2eff8ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --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 17e2337fd721ce0bbba718ba7912b3f6432f0e21a2bb22404280d45b14116418
....................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(TERM)
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-b2eff8b
[2021-10-28 23:50:28,683 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-28 23:50:28,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-28 23:50:28,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-28 23:50:28,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-28 23:50:28,744 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-28 23:50:28,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-28 23:50:28,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-28 23:50:28,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-28 23:50:28,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-28 23:50:28,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-28 23:50:28,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-28 23:50:28,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-28 23:50:28,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-28 23:50:28,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-28 23:50:28,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-28 23:50:28,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-28 23:50:28,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-28 23:50:28,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-28 23:50:28,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-28 23:50:28,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-28 23:50:28,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-28 23:50:28,792 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-28 23:50:28,793 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-28 23:50:28,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-28 23:50:28,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-28 23:50:28,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-28 23:50:28,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-28 23:50:28,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-28 23:50:28,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-28 23:50:28,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-28 23:50:28,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-28 23:50:28,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-28 23:50:28,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-28 23:50:28,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-28 23:50:28,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-28 23:50:28,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-28 23:50:28,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-28 23:50:28,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-28 23:50:28,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-28 23:50:28,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-28 23:50:28,823 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf
[2021-10-28 23:50:28,863 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-28 23:50:28,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-28 23:50:28,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-10-28 23:50:28,864 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-10-28 23:50:28,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-28 23:50:28,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-28 23:50:28,866 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-28 23:50:28,866 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-10-28 23:50:28,866 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-10-28 23:50:28,867 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-10-28 23:50:28,867 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-10-28 23:50:28,867 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-10-28 23:50:28,867 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-10-28 23:50:28,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-28 23:50:28,868 INFO L138 SettingsManager]: * sizeof long=4
[2021-10-28 23:50:28,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-10-28 23:50:28,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-28 23:50:28,868 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-10-28 23:50:28,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-28 23:50:28,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-10-28 23:50:28,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-10-28 23:50:28,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-10-28 23:50:28,870 INFO L138 SettingsManager]: * sizeof long double=12
[2021-10-28 23:50:28,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-28 23:50:28,870 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-10-28 23:50:28,870 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-28 23:50:28,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-10-28 23:50:28,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-28 23:50:28,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-28 23:50:28,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-28 23:50:28,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-28 23:50:28,872 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-28 23:50:28,873 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-10-28 23:50:28,873 INFO L138 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_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17e2337fd721ce0bbba718ba7912b3f6432f0e21a2bb22404280d45b14116418
[2021-10-28 23:50:29,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-28 23:50:29,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-28 23:50:29,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-28 23:50:29,243 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-28 23:50:29,244 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-28 23:50:29,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c
[2021-10-28 23:50:29,335 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/data/f554e9f65/2494cb47308947748a94262eae854797/FLAG166fb60fb
[2021-10-28 23:50:30,000 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-28 23:50:30,004 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c
[2021-10-28 23:50:30,028 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/data/f554e9f65/2494cb47308947748a94262eae854797/FLAG166fb60fb
[2021-10-28 23:50:30,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/data/f554e9f65/2494cb47308947748a94262eae854797
[2021-10-28 23:50:30,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-28 23:50:30,278 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-28 23:50:30,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-28 23:50:30,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-28 23:50:30,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-28 23:50:30,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b568611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30, skipping insertion in model container
[2021-10-28 23:50:30,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-28 23:50:30,333 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-28 23:50:30,573 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3727,3740]
[2021-10-28 23:50:30,704 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-28 23:50:30,717 INFO L203 MainTranslator]: Completed pre-run
[2021-10-28 23:50:30,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/sv-benchmarks/c/product-lines/minepump_spec5_product21.cil.c[3727,3740]
[2021-10-28 23:50:30,846 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-28 23:50:30,872 INFO L208 MainTranslator]: Completed translation
[2021-10-28 23:50:30,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30 WrapperNode
[2021-10-28 23:50:30,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-28 23:50:30,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-28 23:50:30,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-28 23:50:30,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-28 23:50:30,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-28 23:50:30,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-28 23:50:30,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-28 23:50:30,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-28 23:50:30,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:30,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:31,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:31,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:31,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:31,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-28 23:50:31,040 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-28 23:50:31,040 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-28 23:50:31,040 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-28 23:50:31,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (1/1) ...
[2021-10-28 23:50:31,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-28 23:50:31,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/z3
[2021-10-28 23:50:31,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-28 23:50:31,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2021-10-28 23:50:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-28 23:50:31,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-28 23:50:31,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-28 23:50:31,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-28 23:50:32,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-28 23:50:32,090 INFO L299 CfgBuilder]: Removed 170 assume(true) statements.
[2021-10-28 23:50:32,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:32 BoogieIcfgContainer
[2021-10-28 23:50:32,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-28 23:50:32,094 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-10-28 23:50:32,094 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-10-28 23:50:32,097 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-10-28 23:50:32,098 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-28 23:50:32,098 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:50:30" (1/3) ...
[2021-10-28 23:50:32,100 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2826c88d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:50:32, skipping insertion in model container
[2021-10-28 23:50:32,100 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-28 23:50:32,100 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:30" (2/3) ...
[2021-10-28 23:50:32,101 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2826c88d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:50:32, skipping insertion in model container
[2021-10-28 23:50:32,101 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-28 23:50:32,101 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:32" (3/3) ...
[2021-10-28 23:50:32,102 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product21.cil.c
[2021-10-28 23:50:32,146 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-10-28 23:50:32,146 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-10-28 23:50:32,146 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-10-28 23:50:32,147 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-28 23:50:32,147 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-28 23:50:32,147 INFO L364 BuchiCegarLoop]: Difference is false
[2021-10-28 23:50:32,147 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-28 23:50:32,147 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-10-28 23:50:32,165 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.5) internal successors, (165), 110 states have internal predecessors, (165), 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)
[2021-10-28 23:50:32,191 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71
[2021-10-28 23:50:32,191 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-28 23:50:32,192 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-28 23:50:32,200 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:32,200 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:32,200 INFO L425 BuchiCegarLoop]: ======== Iteration 1============
[2021-10-28 23:50:32,201 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 111 states, 110 states have (on average 1.5) internal successors, (165), 110 states have internal predecessors, (165), 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)
[2021-10-28 23:50:32,208 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 71
[2021-10-28 23:50:32,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-28 23:50:32,209 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-28 23:50:32,210 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:32,210 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:32,215 INFO L791 eck$LassoCheckResult]: Stem: 99#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(13);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(77, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(101, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(116, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(104, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string16.base, #t~string16.offset, 1);call write~init~int(82, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(73, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(84, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 4 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(75, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string71.base, #t~string71.offset, 1);call write~init~int(80, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(117, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(109, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 4 + #t~string71.offset, 1);call write~init~int(58, #t~string71.base, 5 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 6 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string75.base, #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string77.base, #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string79.base, #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 1 + #t~string79.offset, 1);~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 35#L-1true havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 28#L332true havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 87#L340true main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 86#L142true assume 0 != main_~tmp~0; 94#L113true ~switchedOnBeforeTS~0 := 0; 14#L165true havoc test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 24#L186-1true
[2021-10-28 23:50:32,216 INFO L793 eck$LassoCheckResult]: Loop: 24#L186-1true assume !false; 49#L722true assume test_~splverifierCounter~0 < 4; 110#L723true test_~tmp~5 := test_#t~nondet57;havoc test_#t~nondet57; 78#L731true assume !(0 != test_~tmp~5); 82#L731-1true test_~tmp___0~1 := test_#t~nondet58;havoc test_#t~nondet58; 104#L741true assume !(0 != test_~tmp___0~1); 97#L741-1true test_~tmp___2~0 := test_#t~nondet59;havoc test_#t~nondet59; 22#L751true assume 0 != test_~tmp___2~0; 44#L757-2true havoc __utac_acc__Specification5_spec__2_#t~ret8;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; 36#L899true __utac_acc__Specification5_spec__2_#t~ret8 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret8;havoc __utac_acc__Specification5_spec__2_#t~ret8; 6#L175true assume !(0 != ~pumpRunning~0); 113#L788true assume !(0 != ~systemActive~0); 9#L795true havoc __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_#t~ret10, __utac_acc__Specification5_spec__3_~tmp~1, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~2;havoc getWaterLevel_~retValue_acc~2;getWaterLevel_~retValue_acc~2 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~2; 41#L296true __utac_acc__Specification5_spec__3_#t~ret9 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~1 := __utac_acc__Specification5_spec__3_#t~ret9;havoc __utac_acc__Specification5_spec__3_#t~ret9; 53#L186true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~1); 24#L186-1true
[2021-10-28 23:50:32,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:32,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 1 times
[2021-10-28 23:50:32,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:32,232 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123791815]
[2021-10-28 23:50:32,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:32,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:32,512 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:32,786 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:32,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:32,805 INFO L85 PathProgramCache]: Analyzing trace with hash 95582188, now seen corresponding path program 1 times
[2021-10-28 23:50:32,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:32,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71455249]
[2021-10-28 23:50:32,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:32,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:32,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:32,823 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:32,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:32,840 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:32,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:32,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2029607398, now seen corresponding path program 1 times
[2021-10-28 23:50:32,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:32,847 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315442983]
[2021-10-28 23:50:32,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:32,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-28 23:50:33,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-28 23:50:33,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-28 23:50:33,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315442983]
[2021-10-28 23:50:33,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315442983] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-28 23:50:33,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-28 23:50:33,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-28 23:50:33,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164666440]
[2021-10-28 23:50:33,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-28 23:50:33,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-10-28 23:50:33,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2021-10-28 23:50:33,297 INFO L87 Difference]: Start difference. First operand has 111 states, 110 states have (on average 1.5) internal successors, (165), 110 states have internal predecessors, (165), 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 3.6666666666666665) internal successors, (22), 5 states have internal predecessors, (22), 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)
[2021-10-28 23:50:33,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-28 23:50:33,690 INFO L93 Difference]: Finished difference Result 111 states and 154 transitions.
[2021-10-28 23:50:33,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-10-28 23:50:33,693 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 111 states and 154 transitions.
[2021-10-28 23:50:33,705 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2021-10-28 23:50:33,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 111 states to 104 states and 147 transitions.
[2021-10-28 23:50:33,714 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 104
[2021-10-28 23:50:33,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 104
[2021-10-28 23:50:33,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 104 states and 147 transitions.
[2021-10-28 23:50:33,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-28 23:50:33,719 INFO L681 BuchiCegarLoop]: Abstraction has 104 states and 147 transitions.
[2021-10-28 23:50:33,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states and 147 transitions.
[2021-10-28 23:50:33,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104.
[2021-10-28 23:50:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 104 states have (on average 1.4134615384615385) internal successors, (147), 103 states have internal predecessors, (147), 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)
[2021-10-28 23:50:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 147 transitions.
[2021-10-28 23:50:33,761 INFO L704 BuchiCegarLoop]: Abstraction has 104 states and 147 transitions.
[2021-10-28 23:50:33,762 INFO L587 BuchiCegarLoop]: Abstraction has 104 states and 147 transitions.
[2021-10-28 23:50:33,762 INFO L425 BuchiCegarLoop]: ======== Iteration 2============
[2021-10-28 23:50:33,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states and 147 transitions.
[2021-10-28 23:50:33,764 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 69
[2021-10-28 23:50:33,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-28 23:50:33,764 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-28 23:50:33,765 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:33,766 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:33,766 INFO L791 eck$LassoCheckResult]: Stem: 342#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(13);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(77, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(101, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(116, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(104, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string16.base, #t~string16.offset, 1);call write~init~int(82, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(73, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(84, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 4 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(75, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string71.base, #t~string71.offset, 1);call write~init~int(80, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(117, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(109, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 4 + #t~string71.offset, 1);call write~init~int(58, #t~string71.base, 5 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 6 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string75.base, #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string77.base, #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string79.base, #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 1 + #t~string79.offset, 1);~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 297#L-1 havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 289#L332 havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 290#L340 main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 336#L142 assume 0 != main_~tmp~0; 337#L113 ~switchedOnBeforeTS~0 := 0; 262#L165 havoc test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 263#L186-1
[2021-10-28 23:50:33,767 INFO L793 eck$LassoCheckResult]: Loop: 263#L186-1 assume !false; 282#L722 assume test_~splverifierCounter~0 < 4; 313#L723 test_~tmp~5 := test_#t~nondet57;havoc test_#t~nondet57; 332#L731 assume !(0 != test_~tmp~5); 292#L731-1 test_~tmp___0~1 := test_#t~nondet58;havoc test_#t~nondet58; 334#L741 assume !(0 != test_~tmp___0~1); 326#L741-1 test_~tmp___2~0 := test_#t~nondet59;havoc test_#t~nondet59; 277#L751 assume 0 != test_~tmp___2~0; 279#L757-2 havoc __utac_acc__Specification5_spec__2_#t~ret8;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; 298#L899 __utac_acc__Specification5_spec__2_#t~ret8 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret8;havoc __utac_acc__Specification5_spec__2_#t~ret8; 242#L175 assume !(0 != ~pumpRunning~0); 243#L788 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret62, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; 270#L846 assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret61, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; 271#L820-1 assume !(0 != ~pumpRunning~0); 250#L795 havoc __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_#t~ret10, __utac_acc__Specification5_spec__3_~tmp~1, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~2;havoc getWaterLevel_~retValue_acc~2;getWaterLevel_~retValue_acc~2 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~2; 251#L296 __utac_acc__Specification5_spec__3_#t~ret9 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~1 := __utac_acc__Specification5_spec__3_#t~ret9;havoc __utac_acc__Specification5_spec__3_#t~ret9; 307#L186 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~1); 263#L186-1
[2021-10-28 23:50:33,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:33,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 2 times
[2021-10-28 23:50:33,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:33,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256043597]
[2021-10-28 23:50:33,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:33,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:33,834 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:33,962 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:33,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:33,968 INFO L85 PathProgramCache]: Analyzing trace with hash -489209282, now seen corresponding path program 1 times
[2021-10-28 23:50:33,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:33,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290044574]
[2021-10-28 23:50:33,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:33,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:33,980 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:33,988 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:33,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:33,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1611821640, now seen corresponding path program 1 times
[2021-10-28 23:50:33,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:33,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036260111]
[2021-10-28 23:50:33,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:33,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:34,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-28 23:50:34,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-28 23:50:34,106 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-28 23:50:34,106 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036260111]
[2021-10-28 23:50:34,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036260111] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-28 23:50:34,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-28 23:50:34,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-10-28 23:50:34,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453277893]
[2021-10-28 23:50:34,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-28 23:50:34,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-10-28 23:50:34,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-10-28 23:50:34,251 INFO L87 Difference]: Start difference. First operand 104 states and 147 transitions. cyclomatic complexity: 45 Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-28 23:50:34,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-28 23:50:34,408 INFO L93 Difference]: Finished difference Result 302 states and 432 transitions.
[2021-10-28 23:50:34,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-10-28 23:50:34,409 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 302 states and 432 transitions.
[2021-10-28 23:50:34,414 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 184
[2021-10-28 23:50:34,418 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 302 states to 302 states and 432 transitions.
[2021-10-28 23:50:34,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 302
[2021-10-28 23:50:34,419 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 302
[2021-10-28 23:50:34,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 302 states and 432 transitions.
[2021-10-28 23:50:34,421 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-28 23:50:34,422 INFO L681 BuchiCegarLoop]: Abstraction has 302 states and 432 transitions.
[2021-10-28 23:50:34,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states and 432 transitions.
[2021-10-28 23:50:34,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 201.
[2021-10-28 23:50:34,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 201 states have (on average 1.407960199004975) internal successors, (283), 200 states have internal predecessors, (283), 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)
[2021-10-28 23:50:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 283 transitions.
[2021-10-28 23:50:34,437 INFO L704 BuchiCegarLoop]: Abstraction has 201 states and 283 transitions.
[2021-10-28 23:50:34,437 INFO L587 BuchiCegarLoop]: Abstraction has 201 states and 283 transitions.
[2021-10-28 23:50:34,437 INFO L425 BuchiCegarLoop]: ======== Iteration 3============
[2021-10-28 23:50:34,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 201 states and 283 transitions.
[2021-10-28 23:50:34,439 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 138
[2021-10-28 23:50:34,439 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-28 23:50:34,439 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-28 23:50:34,440 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:34,440 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-28 23:50:34,441 INFO L791 eck$LassoCheckResult]: Stem: 774#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(13);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(77, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(101, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(116, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(104, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string16.base, #t~string16.offset, 1);call write~init~int(82, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(73, #t~string16.base, 2 + #t~string16.offset, 1);call write~init~int(84, #t~string16.base, 3 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 4 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(75, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 2 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 1 + #t~string20.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(25);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(13);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string67.base, #t~string67.offset, 1);call write~init~int(110, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 2 + #t~string67.offset, 1);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string69.base, #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 1 + #t~string69.offset, 1);call write~init~int(102, #t~string69.base, 2 + #t~string69.offset, 1);call write~init~int(0, #t~string69.base, 3 + #t~string69.offset, 1);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string71.base, #t~string71.offset, 1);call write~init~int(80, #t~string71.base, 1 + #t~string71.offset, 1);call write~init~int(117, #t~string71.base, 2 + #t~string71.offset, 1);call write~init~int(109, #t~string71.base, 3 + #t~string71.offset, 1);call write~init~int(112, #t~string71.base, 4 + #t~string71.offset, 1);call write~init~int(58, #t~string71.base, 5 + #t~string71.offset, 1);call write~init~int(0, #t~string71.base, 6 + #t~string71.offset, 1);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string73.base, #t~string73.offset, 1);call write~init~int(110, #t~string73.base, 1 + #t~string73.offset, 1);call write~init~int(0, #t~string73.base, 2 + #t~string73.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string75.base, #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(102, #t~string75.base, 2 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 3 + #t~string75.offset, 1);call #t~string77.base, #t~string77.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string77.base, #t~string77.offset, 1);call write~init~int(32, #t~string77.base, 1 + #t~string77.offset, 1);call write~init~int(0, #t~string77.base, 2 + #t~string77.offset, 1);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string79.base, #t~string79.offset, 1);call write~init~int(0, #t~string79.base, 1 + #t~string79.offset, 1);~cleanupTimeShifts~0 := 4;~switchedOnBeforeTS~0 := 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; 721#L-1 havoc main_#res;havoc main_#t~ret7, main_~retValue_acc~0, main_~tmp~0;havoc main_~retValue_acc~0;havoc main_~tmp~0; 713#L332 havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 714#L340 main_#t~ret7 := valid_product_#res;main_~tmp~0 := main_#t~ret7;havoc main_#t~ret7; 768#L142 assume 0 != main_~tmp~0; 769#L113 ~switchedOnBeforeTS~0 := 0; 686#L165 havoc test_#t~nondet57, test_#t~nondet58, test_#t~nondet59, test_#t~nondet60, test_~splverifierCounter~0, test_~tmp~5, test_~tmp___0~1, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~5;havoc test_~tmp___0~1;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 687#L186-1
[2021-10-28 23:50:34,441 INFO L793 eck$LassoCheckResult]: Loop: 687#L186-1 assume !false; 704#L722 assume test_~splverifierCounter~0 < 4; 741#L723 test_~tmp~5 := test_#t~nondet57;havoc test_#t~nondet57; 858#L731 assume !(0 != test_~tmp~5); 857#L731-1 test_~tmp___0~1 := test_#t~nondet58;havoc test_#t~nondet58; 856#L741 assume !(0 != test_~tmp___0~1); 854#L741-1 test_~tmp___2~0 := test_#t~nondet59;havoc test_#t~nondet59; 853#L751 assume 0 != test_~tmp___2~0; 851#L757-2 havoc __utac_acc__Specification5_spec__2_#t~ret8;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; 850#L899 __utac_acc__Specification5_spec__2_#t~ret8 := isPumpRunning_#res;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret8;havoc __utac_acc__Specification5_spec__2_#t~ret8; 848#L175 assume !(0 != ~pumpRunning~0); 762#L788 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret62, processEnvironment_~tmp~7;havoc processEnvironment_~tmp~7; 844#L846 assume !(0 != ~pumpRunning~0);havoc processEnvironment__wrappee__lowWaterSensor_#t~ret61, processEnvironment__wrappee__lowWaterSensor_~tmp~6;havoc processEnvironment__wrappee__lowWaterSensor_~tmp~6; 842#L820-1 assume !(0 != ~pumpRunning~0); 672#L795 havoc __utac_acc__Specification5_spec__3_#t~ret9, __utac_acc__Specification5_spec__3_#t~ret10, __utac_acc__Specification5_spec__3_~tmp~1, __utac_acc__Specification5_spec__3_~tmp___0~0;havoc __utac_acc__Specification5_spec__3_~tmp~1;havoc __utac_acc__Specification5_spec__3_~tmp___0~0;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~2;havoc getWaterLevel_~retValue_acc~2;getWaterLevel_~retValue_acc~2 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~2; 673#L296 __utac_acc__Specification5_spec__3_#t~ret9 := getWaterLevel_#res;__utac_acc__Specification5_spec__3_~tmp~1 := __utac_acc__Specification5_spec__3_#t~ret9;havoc __utac_acc__Specification5_spec__3_#t~ret9; 744#L186 assume 2 != __utac_acc__Specification5_spec__3_~tmp~1;havoc isPumpRunning_#res;havoc isPumpRunning_~retValue_acc~10;havoc isPumpRunning_~retValue_acc~10;isPumpRunning_~retValue_acc~10 := ~pumpRunning~0;isPumpRunning_#res := isPumpRunning_~retValue_acc~10; 745#L899-1 __utac_acc__Specification5_spec__3_#t~ret10 := isPumpRunning_#res;__utac_acc__Specification5_spec__3_~tmp___0~0 := __utac_acc__Specification5_spec__3_#t~ret10;havoc __utac_acc__Specification5_spec__3_#t~ret10; 738#L190 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~0); 687#L186-1
[2021-10-28 23:50:34,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:34,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1804904775, now seen corresponding path program 3 times
[2021-10-28 23:50:34,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:34,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986198862]
[2021-10-28 23:50:34,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:34,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,481 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,528 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:34,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:34,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1978697447, now seen corresponding path program 1 times
[2021-10-28 23:50:34,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:34,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036209208]
[2021-10-28 23:50:34,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:34,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,534 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,540 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:50:34,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-28 23:50:34,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1522585107, now seen corresponding path program 1 times
[2021-10-28 23:50:34,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-28 23:50:34,542 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572335885]
[2021-10-28 23:50:34,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-28 23:50:34,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-28 23:50:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,576 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-28 23:50:34,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-28 23:50:34,627 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-28 23:51:41,812 WARN L207 SmtUtils]: Spent 1.12 m on a formula simplification. DAG size of input: 495 DAG size of output: 437
[2021-10-28 23:52:53,556 WARN L207 SmtUtils]: Spent 34.44 s on a formula simplification that was a NOOP. DAG size: 435
[2021-10-28 23:52:53,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:52:53 BoogieIcfgContainer
[2021-10-28 23:52:53,708 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-10-28 23:52:53,709 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-28 23:52:53,709 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-28 23:52:53,709 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-28 23:52:53,710 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:32" (3/4) ...
[2021-10-28 23:52:53,712 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2021-10-28 23:52:53,773 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/witness.graphml
[2021-10-28 23:52:53,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-28 23:52:53,775 INFO L168 Benchmark]: Toolchain (without parser) took 143495.80 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 87.7 MB in the beginning and 62.0 MB in the end (delta: 25.7 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,775 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 36.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,776 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.97 ms. Allocated memory is still 119.5 MB. Free memory was 87.4 MB in the beginning and 87.6 MB in the end (delta: -233.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,777 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.98 ms. Allocated memory is still 119.5 MB. Free memory was 87.6 MB in the beginning and 83.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,778 INFO L168 Benchmark]: Boogie Preprocessor took 76.53 ms. Allocated memory is still 119.5 MB. Free memory was 83.9 MB in the beginning and 81.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,778 INFO L168 Benchmark]: RCFGBuilder took 1052.86 ms. Allocated memory is still 119.5 MB. Free memory was 81.3 MB in the beginning and 74.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,779 INFO L168 Benchmark]: BuchiAutomizer took 141614.69 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 74.7 MB in the beginning and 64.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,780 INFO L168 Benchmark]: Witness Printer took 64.80 ms. Allocated memory is still 157.3 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-28 23:52:53,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28 ms. Allocated memory is still 81.8 MB. Free memory is still 36.4 MB. There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 592.97 ms. Allocated memory is still 119.5 MB. Free memory was 87.4 MB in the beginning and 87.6 MB in the end (delta: -233.6 kB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 87.98 ms. Allocated memory is still 119.5 MB. Free memory was 87.6 MB in the beginning and 83.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
* Boogie Preprocessor took 76.53 ms. Allocated memory is still 119.5 MB. Free memory was 83.9 MB in the beginning and 81.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
* RCFGBuilder took 1052.86 ms. Allocated memory is still 119.5 MB. Free memory was 81.3 MB in the beginning and 74.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 16.1 GB.
* BuchiAutomizer took 141614.69 ms. Allocated memory was 119.5 MB in the beginning and 157.3 MB in the end (delta: 37.7 MB). Free memory was 74.7 MB in the beginning and 64.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB.
* Witness Printer took 64.80 ms. Allocated memory is still 157.3 MB. Free memory was 64.1 MB in the beginning and 62.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
* 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 201 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 141.5s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 140.7s. Construction of modules took 0.3s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 101 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 201 states and ocurred in iteration 2. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 344 SDtfs, 1072 SDslu, 466 SDs, 0 SdLazy, 103 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s
- TerminationAnalysisResult: Nontermination possible
Buchi Automizer proved that your program is nonterminating for some inputs
- FixpointNonTerminationResult [Line: 721]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite execution
State at position 0 is
{NULL=1}
State at position 1 is
{NULL=0, retValue_acc=0, NULL=1, NULL=0, NULL=15007, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@23adafc4=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=0, NULL=14989, methaneLevelCritical=0, NULL=0, NULL=0, tmp=0, NULL=15000, NULL=0, tmp=0, tmp=1, tmp___1=0, NULL=0, NULL=0, NULL=14994, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@322a37c8=0, retValue_acc=0, cleanupTimeShifts=4, switchedOnBeforeTS=0, NULL=15004, NULL=14998, NULL=14987, NULL=15014, \result=0, NULL=14997, NULL=0, systemActive=1, waterLevel=1, NULL=15001, \result=1, NULL=0, NULL=0, NULL=0, NULL=15013, NULL=14999, NULL=0, NULL=0, NULL=0, retValue_acc=1, NULL=0, NULL=15011, tmp___0=0, \result=1, NULL=14993, head=0, pumpRunning=0, tmp=1, NULL=14996, \result=0, NULL=14988, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2b69be21=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@316cd74a=0, NULL=0, NULL=0, retValue_acc=1, NULL=14995, NULL=0, NULL=0, NULL=0, NULL=15006, NULL=15005, NULL=0, NULL=15009, tmp___2=51, NULL=0, tmp___0=0, splverifierCounter=0, NULL=0, NULL=15008, NULL=15012, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4691f938=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5868a1e3=51, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b80a932=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@2f33e530=0, head=0, NULL=0, tmp=0, NULL=14990, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@51a3776a=0, NULL=15003, NULL=15010, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7f7c2c6e=0, NULL=14991, NULL=15002, NULL=14992}
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 1]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L50] int cleanupTimeShifts = 4;
[L159] int switchedOnBeforeTS ;
[L221] int waterLevel = 1;
[L222] int methaneLevelCritical = 0;
[L514] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L778] int pumpRunning = 0;
[L779] int systemActive = 1;
[L133] int retValue_acc ;
[L134] int tmp ;
[L336] int retValue_acc ;
[L339] retValue_acc = 1
[L340] return (retValue_acc);
[L140] tmp = valid_product()
[L142] COND TRUE \read(tmp)
[L164] switchedOnBeforeTS = 0
[L712] int splverifierCounter ;
[L713] int tmp ;
[L714] int tmp___0 ;
[L715] int tmp___1 ;
[L716] int tmp___2 ;
[L719] splverifierCounter = 0
Loop:
[L721] COND TRUE 1
[L723] COND TRUE splverifierCounter < 4
[L729] tmp = __VERIFIER_nondet_int()
[L731] COND FALSE !(\read(tmp))
[L739] tmp___0 = __VERIFIER_nondet_int()
[L741] COND FALSE !(\read(tmp___0))
[L749] tmp___2 = __VERIFIER_nondet_int()
[L751] COND TRUE \read(tmp___2)
[L895] int retValue_acc ;
[L898] retValue_acc = pumpRunning
[L899] return (retValue_acc);
[L173] switchedOnBeforeTS = isPumpRunning()
[L788] COND FALSE !(\read(pumpRunning))
[L795] COND TRUE \read(systemActive)
[L843] int tmp ;
[L846] COND FALSE !(\read(pumpRunning))
[L817] int tmp ;
[L820] COND FALSE !(\read(pumpRunning))
[L179] int tmp ;
[L180] int tmp___0 ;
[L292] int retValue_acc ;
[L295] retValue_acc = waterLevel
[L296] return (retValue_acc);
[L184] tmp = getWaterLevel()
[L186] COND TRUE tmp != 2
[L895] int retValue_acc ;
[L898] retValue_acc = pumpRunning
[L899] return (retValue_acc);
[L188] tmp___0 = isPumpRunning()
[L190] COND FALSE !(\read(tmp___0))
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2021-10-28 23:52:53,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d5c2e2d-e4ca-4161-853a-3a3580153469/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...