./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 63182f13
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y --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 9cfe95aaca007f6467395901a9efc89e5ad27f0fc32ae7ae8a1fe4e27a1f35c1
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 17:30:59,112 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-11-13 17:30:59,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 17:30:59,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 17:30:59,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 17:30:59,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 17:30:59,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 17:30:59,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 17:30:59,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 17:30:59,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 17:30:59,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 17:30:59,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 17:30:59,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 17:30:59,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 17:30:59,197 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 17:30:59,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 17:30:59,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 17:30:59,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 17:30:59,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 17:30:59,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 17:30:59,218 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 17:30:59,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 17:30:59,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 17:30:59,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 17:30:59,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 17:30:59,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 17:30:59,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 17:30:59,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 17:30:59,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 17:30:59,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 17:30:59,238 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 17:30:59,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 17:30:59,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 17:30:59,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 17:30:59,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 17:30:59,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 17:30:59,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 17:30:59,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 17:30:59,246 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 17:30:59,247 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 17:30:59,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 17:30:59,249 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/config/svcomp-Termination-32bit-Automizer_Default.epf
[2021-11-13 17:30:59,300 INFO L113 SettingsManager]: Loading preferences was successful
[2021-11-13 17:30:59,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 17:30:59,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 17:30:59,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 17:30:59,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 17:30:59,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-11-13 17:30:59,304 INFO L138 SettingsManager]: * Use SBE=true
[2021-11-13 17:30:59,304 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-11-13 17:30:59,304 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-11-13 17:30:59,304 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-11-13 17:30:59,305 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-11-13 17:30:59,306 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-11-13 17:30:59,306 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-11-13 17:30:59,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 17:30:59,306 INFO L138 SettingsManager]: * sizeof long=4
[2021-11-13 17:30:59,307 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-11-13 17:30:59,307 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-11-13 17:30:59,307 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-11-13 17:30:59,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-11-13 17:30:59,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-11-13 17:30:59,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-11-13 17:30:59,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-11-13 17:30:59,308 INFO L138 SettingsManager]: * sizeof long double=12
[2021-11-13 17:30:59,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-11-13 17:30:59,308 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-11-13 17:30:59,309 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-11-13 17:30:59,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-11-13 17:30:59,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 17:30:59,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-11-13 17:30:59,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 17:30:59,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-11-13 17:30:59,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-11-13 17:30:59,311 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-11-13 17:30:59,312 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_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cfe95aaca007f6467395901a9efc89e5ad27f0fc32ae7ae8a1fe4e27a1f35c1
[2021-11-13 17:30:59,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 17:30:59,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 17:30:59,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 17:30:59,693 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-11-13 17:30:59,694 INFO L275 PluginConnector]: CDTParser initialized
[2021-11-13 17:30:59,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c
[2021-11-13 17:30:59,783 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/data/9be1e57b3/5561092e9b564df6aaa777e34fd6c41b/FLAGe91ba6b3a
[2021-11-13 17:31:00,433 INFO L306 CDTParser]: Found 1 translation units.
[2021-11-13 17:31:00,443 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c
[2021-11-13 17:31:00,456 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/data/9be1e57b3/5561092e9b564df6aaa777e34fd6c41b/FLAGe91ba6b3a
[2021-11-13 17:31:00,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/data/9be1e57b3/5561092e9b564df6aaa777e34fd6c41b
[2021-11-13 17:31:00,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 17:31:00,705 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 17:31:00,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 17:31:00,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 17:31:00,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 17:31:00,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:31:00" (1/1) ...
[2021-11-13 17:31:00,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56cc839e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:00, skipping insertion in model container
[2021-11-13 17:31:00,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:31:00" (1/1) ...
[2021-11-13 17:31:00,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-11-13 17:31:00,809 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-11-13 17:31:01,054 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_13d23044-6b20-45fc-b663-267cd49d482e/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c[1605,1618]
[2021-11-13 17:31:01,243 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-11-13 17:31:01,257 INFO L203 MainTranslator]: Completed pre-run
[2021-11-13 17:31:01,276 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_13d23044-6b20-45fc-b663-267cd49d482e/sv-benchmarks/c/product-lines/minepump_spec5_product50.cil.c[1605,1618]
[2021-11-13 17:31:01,355 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-11-13 17:31:01,374 INFO L208 MainTranslator]: Completed translation
[2021-11-13 17:31:01,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01 WrapperNode
[2021-11-13 17:31:01,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-11-13 17:31:01,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-11-13 17:31:01,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-11-13 17:31:01,376 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-11-13 17:31:01,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-11-13 17:31:01,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-11-13 17:31:01,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-11-13 17:31:01,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-11-13 17:31:01,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,484 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-11-13 17:31:01,485 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-11-13 17:31:01,485 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-11-13 17:31:01,485 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-11-13 17:31:01,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (1/1) ...
[2021-11-13 17:31:01,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-11-13 17:31:01,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/z3
[2021-11-13 17:31:01,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-11-13 17:31:01,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2021-11-13 17:31:01,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-11-13 17:31:01,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-11-13 17:31:01,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-11-13 17:31:01,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-11-13 17:31:02,614 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-11-13 17:31:02,615 INFO L299 CfgBuilder]: Removed 2 assume(true) statements.
[2021-11-13 17:31:02,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:02 BoogieIcfgContainer
[2021-11-13 17:31:02,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-11-13 17:31:02,618 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-11-13 17:31:02,619 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-11-13 17:31:02,622 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-11-13 17:31:02,623 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 17:31:02,623 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 05:31:00" (1/3) ...
[2021-11-13 17:31:02,625 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@332e2ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:31:02, skipping insertion in model container
[2021-11-13 17:31:02,625 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 17:31:02,626 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:31:01" (2/3) ...
[2021-11-13 17:31:02,626 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@332e2ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 05:31:02, skipping insertion in model container
[2021-11-13 17:31:02,626 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-11-13 17:31:02,626 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:02" (3/3) ...
[2021-11-13 17:31:02,628 INFO L388 chiAutomizerObserver]: Analyzing ICFG minepump_spec5_product50.cil.c
[2021-11-13 17:31:02,684 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-11-13 17:31:02,685 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-11-13 17:31:02,685 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-11-13 17:31:02,685 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-11-13 17:31:02,685 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-11-13 17:31:02,685 INFO L364 BuchiCegarLoop]: Difference is false
[2021-11-13 17:31:02,686 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-11-13 17:31:02,686 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-11-13 17:31:02,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 173 states, 172 states have (on average 1.372093023255814) internal successors, (236), 172 states have internal predecessors, (236), 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)
[2021-11-13 17:31:02,750 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111
[2021-11-13 17:31:02,750 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 17:31:02,750 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 17:31:02,759 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:02,760 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]
[2021-11-13 17:31:02,760 INFO L425 BuchiCegarLoop]: ======== Iteration 1============
[2021-11-13 17:31:02,761 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 173 states, 172 states have (on average 1.372093023255814) internal successors, (236), 172 states have internal predecessors, (236), 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)
[2021-11-13 17:31:02,771 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111
[2021-11-13 17:31:02,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 17:31:02,771 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 17:31:02,773 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:02,773 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]
[2021-11-13 17:31:02,783 INFO L791 eck$LassoCheckResult]: Stem: 156#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4; 54#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~13#1, main_~tmp~9#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 44#L894true assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 162#L887true assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 131#L902true main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 128#L990true assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 9#L966true assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 69#L826true assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 3#L293-2true
[2021-11-13 17:31:02,793 INFO L793 eck$LassoCheckResult]: Loop: 3#L293-2true assume !false; 145#L294true assume test_~splverifierCounter~0#1 < 4; 10#L295true test_~tmp~4#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 163#L303true assume !(0 != test_~tmp~4#1); 126#L303-2true test_~tmp___0~2#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 34#L313true assume !(0 != test_~tmp___0~2#1); 135#L313-2true test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 8#L323true assume !(0 != test_~tmp___2~0#1);test_~tmp___1~0#1 := test_#t~nondet31#1;havoc test_#t~nondet31#1; 16#L331true assume 0 != test_~tmp___1~0#1; 161#L331-2true assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret77#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 81#L193true __utac_acc__Specification5_spec__2_#t~ret77#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret77#1;havoc __utac_acc__Specification5_spec__2_#t~ret77#1; 23#L836true assume { :end_inline___utac_acc__Specification5_spec__2 } true; 123#L82true assume !(0 != ~pumpRunning~0); 169#L82-2true assume !(0 != ~systemActive~0); 72#L89-1true assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret78#1, __utac_acc__Specification5_spec__3_#t~ret79#1, __utac_acc__Specification5_spec__3_~tmp~8#1, __utac_acc__Specification5_spec__3_~tmp___0~3#1;havoc __utac_acc__Specification5_spec__3_~tmp~8#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~3#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 152#L426true __utac_acc__Specification5_spec__3_#t~ret78#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~8#1 := __utac_acc__Specification5_spec__3_#t~ret78#1;havoc __utac_acc__Specification5_spec__3_#t~ret78#1; 138#L847true assume !(2 != __utac_acc__Specification5_spec__3_~tmp~8#1); 49#L847-1true assume { :end_inline___utac_acc__Specification5_spec__3 } true; 143#L99true assume { :end_inline_timeShift } true; 3#L293-2true
[2021-11-13 17:31:02,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:02,800 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 1 times
[2021-11-13 17:31:02,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:02,812 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863212009]
[2021-11-13 17:31:02,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:02,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:03,061 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:03,268 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:03,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:03,274 INFO L85 PathProgramCache]: Analyzing trace with hash 1334625068, now seen corresponding path program 1 times
[2021-11-13 17:31:03,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:03,277 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125745833]
[2021-11-13 17:31:03,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:03,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:03,303 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:03,316 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:03,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:03,318 INFO L85 PathProgramCache]: Analyzing trace with hash -1530593885, now seen corresponding path program 1 times
[2021-11-13 17:31:03,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:03,318 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959228077]
[2021-11-13 17:31:03,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:03,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:03,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:31:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-13 17:31:03,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:31:03,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959228077]
[2021-11-13 17:31:03,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959228077] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:31:03,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:31:03,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-13 17:31:03,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490304641]
[2021-11-13 17:31:03,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:31:03,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:31:03,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-11-13 17:31:03,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2021-11-13 17:31:03,730 INFO L87 Difference]: Start difference. First operand has 173 states, 172 states have (on average 1.372093023255814) internal successors, (236), 172 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 5 states have internal predecessors, (27), 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)
[2021-11-13 17:31:03,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:31:03,961 INFO L93 Difference]: Finished difference Result 170 states and 222 transitions.
[2021-11-13 17:31:03,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-11-13 17:31:03,968 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 170 states and 222 transitions.
[2021-11-13 17:31:03,975 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 107
[2021-11-13 17:31:03,985 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 170 states to 160 states and 212 transitions.
[2021-11-13 17:31:03,986 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 160
[2021-11-13 17:31:03,987 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 160
[2021-11-13 17:31:03,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 160 states and 212 transitions.
[2021-11-13 17:31:03,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-11-13 17:31:03,994 INFO L681 BuchiCegarLoop]: Abstraction has 160 states and 212 transitions.
[2021-11-13 17:31:04,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states and 212 transitions.
[2021-11-13 17:31:04,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160.
[2021-11-13 17:31:04,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 160 states have (on average 1.325) internal successors, (212), 159 states have internal predecessors, (212), 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)
[2021-11-13 17:31:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 212 transitions.
[2021-11-13 17:31:04,032 INFO L704 BuchiCegarLoop]: Abstraction has 160 states and 212 transitions.
[2021-11-13 17:31:04,032 INFO L587 BuchiCegarLoop]: Abstraction has 160 states and 212 transitions.
[2021-11-13 17:31:04,032 INFO L425 BuchiCegarLoop]: ======== Iteration 2============
[2021-11-13 17:31:04,033 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 160 states and 212 transitions.
[2021-11-13 17:31:04,036 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 107
[2021-11-13 17:31:04,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 17:31:04,036 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 17:31:04,037 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,038 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, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,038 INFO L791 eck$LassoCheckResult]: Stem: 520#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4; 446#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~13#1, main_~tmp~9#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 432#L894 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 433#L887 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 512#L902 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 510#L990 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 371#L966 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 372#L826 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 363#L293-2
[2021-11-13 17:31:04,038 INFO L793 eck$LassoCheckResult]: Loop: 363#L293-2 assume !false; 364#L294 assume test_~splverifierCounter~0#1 < 4; 375#L295 test_~tmp~4#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 376#L303 assume !(0 != test_~tmp~4#1); 495#L303-2 test_~tmp___0~2#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 417#L313 assume !(0 != test_~tmp___0~2#1); 419#L313-2 test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 369#L323 assume !(0 != test_~tmp___2~0#1);test_~tmp___1~0#1 := test_#t~nondet31#1;havoc test_#t~nondet31#1; 370#L331 assume 0 != test_~tmp___1~0#1; 366#L331-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret77#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 473#L193 __utac_acc__Specification5_spec__2_#t~ret77#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret77#1;havoc __utac_acc__Specification5_spec__2_#t~ret77#1; 399#L836 assume { :end_inline___utac_acc__Specification5_spec__2 } true; 400#L82 assume !(0 != ~pumpRunning~0); 505#L82-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 470#L140 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret7#1, processEnvironment__wrappee__highWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0#1; 448#L114-2 assume !(0 == ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__base } true; 373#L106-3 assume { :end_inline_processEnvironment__wrappee__base } true; 374#L114-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 452#L140-1 assume { :end_inline_processEnvironment } true; 453#L89-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret78#1, __utac_acc__Specification5_spec__3_#t~ret79#1, __utac_acc__Specification5_spec__3_~tmp~8#1, __utac_acc__Specification5_spec__3_~tmp___0~3#1;havoc __utac_acc__Specification5_spec__3_~tmp~8#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~3#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 460#L426 __utac_acc__Specification5_spec__3_#t~ret78#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~8#1 := __utac_acc__Specification5_spec__3_#t~ret78#1;havoc __utac_acc__Specification5_spec__3_#t~ret78#1; 515#L847 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~8#1); 398#L847-1 assume { :end_inline___utac_acc__Specification5_spec__3 } true; 437#L99 assume { :end_inline_timeShift } true; 363#L293-2
[2021-11-13 17:31:04,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,039 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 2 times
[2021-11-13 17:31:04,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922265381]
[2021-11-13 17:31:04,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,085 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,154 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:04,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,155 INFO L85 PathProgramCache]: Analyzing trace with hash 332748623, now seen corresponding path program 1 times
[2021-11-13 17:31:04,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054782747]
[2021-11-13 17:31:04,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:31:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-13 17:31:04,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:31:04,189 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054782747]
[2021-11-13 17:31:04,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054782747] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:31:04,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:31:04,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-11-13 17:31:04,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220002220]
[2021-11-13 17:31:04,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:31:04,190 INFO L808 eck$LassoCheckResult]: loop already infeasible
[2021-11-13 17:31:04,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:31:04,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-11-13 17:31:04,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-11-13 17:31:04,192 INFO L87 Difference]: Start difference. First operand 160 states and 212 transitions. cyclomatic complexity: 54 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 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)
[2021-11-13 17:31:04,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:31:04,319 INFO L93 Difference]: Finished difference Result 225 states and 287 transitions.
[2021-11-13 17:31:04,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-11-13 17:31:04,320 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 225 states and 287 transitions.
[2021-11-13 17:31:04,326 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 156
[2021-11-13 17:31:04,332 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 225 states to 225 states and 287 transitions.
[2021-11-13 17:31:04,332 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 225
[2021-11-13 17:31:04,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 225
[2021-11-13 17:31:04,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 225 states and 287 transitions.
[2021-11-13 17:31:04,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-11-13 17:31:04,342 INFO L681 BuchiCegarLoop]: Abstraction has 225 states and 287 transitions.
[2021-11-13 17:31:04,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states and 287 transitions.
[2021-11-13 17:31:04,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225.
[2021-11-13 17:31:04,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 225 states have (on average 1.2755555555555556) internal successors, (287), 224 states have internal predecessors, (287), 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)
[2021-11-13 17:31:04,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 287 transitions.
[2021-11-13 17:31:04,360 INFO L704 BuchiCegarLoop]: Abstraction has 225 states and 287 transitions.
[2021-11-13 17:31:04,360 INFO L587 BuchiCegarLoop]: Abstraction has 225 states and 287 transitions.
[2021-11-13 17:31:04,360 INFO L425 BuchiCegarLoop]: ======== Iteration 3============
[2021-11-13 17:31:04,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 225 states and 287 transitions.
[2021-11-13 17:31:04,370 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 156
[2021-11-13 17:31:04,370 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 17:31:04,370 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 17:31:04,373 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,373 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,375 INFO L791 eck$LassoCheckResult]: Stem: 920#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4; 833#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~13#1, main_~tmp~9#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 820#L894 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 821#L887 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 908#L902 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 905#L990 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 762#L966 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 763#L826 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 850#L293-2
[2021-11-13 17:31:04,376 INFO L793 eck$LassoCheckResult]: Loop: 850#L293-2 assume !false; 952#L294 assume test_~splverifierCounter~0#1 < 4; 950#L295 test_~tmp~4#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 944#L303 assume !(0 != test_~tmp~4#1); 941#L303-2 test_~tmp___0~2#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 937#L313 assume !(0 != test_~tmp___0~2#1); 910#L313-2 test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 760#L323 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 756#L276 assume { :end_inline_startSystem } true; 757#L331-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret77#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 863#L193 __utac_acc__Specification5_spec__2_#t~ret77#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret77#1;havoc __utac_acc__Specification5_spec__2_#t~ret77#1; 785#L836 assume { :end_inline___utac_acc__Specification5_spec__2 } true; 786#L82 assume !(0 != ~pumpRunning~0); 900#L82-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 860#L140 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret7#1, processEnvironment__wrappee__highWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0#1; 835#L114-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~2#1, isHighWaterLevel_~tmp___0~0#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~2#1;havoc isHighWaterLevel_~tmp___0~0#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 836#L434-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 839#L439-1 isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~2#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; 840#L242-3 assume 0 != isHighWaterLevel_~tmp~2#1;isHighWaterLevel_~tmp___0~0#1 := 0; 837#L242-5 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~0#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 838#L248-1 processEnvironment__wrappee__highWaterSensor_#t~ret7#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~0#1 := processEnvironment__wrappee__highWaterSensor_#t~ret7#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret7#1; 886#L118-3 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~0#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 855#L106-2 assume { :end_inline_processEnvironment__wrappee__base } true; 856#L114-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 921#L140-1 assume { :end_inline_processEnvironment } true; 962#L89-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret78#1, __utac_acc__Specification5_spec__3_#t~ret79#1, __utac_acc__Specification5_spec__3_~tmp~8#1, __utac_acc__Specification5_spec__3_~tmp___0~3#1;havoc __utac_acc__Specification5_spec__3_~tmp~8#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~3#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 961#L426 __utac_acc__Specification5_spec__3_#t~ret78#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~8#1 := __utac_acc__Specification5_spec__3_#t~ret78#1;havoc __utac_acc__Specification5_spec__3_#t~ret78#1; 957#L847 assume !(2 != __utac_acc__Specification5_spec__3_~tmp~8#1); 956#L847-1 assume { :end_inline___utac_acc__Specification5_spec__3 } true; 955#L99 assume { :end_inline_timeShift } true; 850#L293-2
[2021-11-13 17:31:04,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,376 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 3 times
[2021-11-13 17:31:04,377 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,378 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356602031]
[2021-11-13 17:31:04,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,446 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,535 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:04,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1073249320, now seen corresponding path program 1 times
[2021-11-13 17:31:04,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523603274]
[2021-11-13 17:31:04,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-11-13 17:31:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-11-13 17:31:04,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-11-13 17:31:04,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523603274]
[2021-11-13 17:31:04,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523603274] provided 1 perfect and 0 imperfect interpolant sequences
[2021-11-13 17:31:04,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2021-11-13 17:31:04,598 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-11-13 17:31:04,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823309039]
[2021-11-13 17:31:04,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2021-11-13 17:31:04,599 INFO L808 eck$LassoCheckResult]: loop already infeasible
[2021-11-13 17:31:04,599 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-11-13 17:31:04,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-11-13 17:31:04,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-11-13 17:31:04,600 INFO L87 Difference]: Start difference. First operand 225 states and 287 transitions. cyclomatic complexity: 64 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 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)
[2021-11-13 17:31:04,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-11-13 17:31:04,821 INFO L93 Difference]: Finished difference Result 638 states and 798 transitions.
[2021-11-13 17:31:04,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2021-11-13 17:31:04,823 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 638 states and 798 transitions.
[2021-11-13 17:31:04,830 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 411
[2021-11-13 17:31:04,836 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 638 states to 638 states and 798 transitions.
[2021-11-13 17:31:04,836 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 638
[2021-11-13 17:31:04,837 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 638
[2021-11-13 17:31:04,837 INFO L73 IsDeterministic]: Start isDeterministic. Operand 638 states and 798 transitions.
[2021-11-13 17:31:04,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-11-13 17:31:04,838 INFO L681 BuchiCegarLoop]: Abstraction has 638 states and 798 transitions.
[2021-11-13 17:31:04,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states and 798 transitions.
[2021-11-13 17:31:04,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 440.
[2021-11-13 17:31:04,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 440 states have (on average 1.25) internal successors, (550), 439 states have internal predecessors, (550), 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)
[2021-11-13 17:31:04,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 550 transitions.
[2021-11-13 17:31:04,859 INFO L704 BuchiCegarLoop]: Abstraction has 440 states and 550 transitions.
[2021-11-13 17:31:04,859 INFO L587 BuchiCegarLoop]: Abstraction has 440 states and 550 transitions.
[2021-11-13 17:31:04,859 INFO L425 BuchiCegarLoop]: ======== Iteration 4============
[2021-11-13 17:31:04,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 440 states and 550 transitions.
[2021-11-13 17:31:04,863 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 310
[2021-11-13 17:31:04,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-11-13 17:31:04,863 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-11-13 17:31:04,864 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,864 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-11-13 17:31:04,864 INFO L791 eck$LassoCheckResult]: Stem: 1803#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#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~string11.base, #t~string11.offset := #Ultimate.allocOnStack(13);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string13.base, #t~string13.offset, 1);call write~init~int(110, #t~string13.base, 1 + #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 2 + #t~string13.offset, 1);call #t~string15.base, #t~string15.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string15.base, #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 1 + #t~string15.offset, 1);call write~init~int(102, #t~string15.base, 2 + #t~string15.offset, 1);call write~init~int(0, #t~string15.base, 3 + #t~string15.offset, 1);call #t~string17.base, #t~string17.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string17.base, #t~string17.offset, 1);call write~init~int(80, #t~string17.base, 1 + #t~string17.offset, 1);call write~init~int(117, #t~string17.base, 2 + #t~string17.offset, 1);call write~init~int(109, #t~string17.base, 3 + #t~string17.offset, 1);call write~init~int(112, #t~string17.base, 4 + #t~string17.offset, 1);call write~init~int(58, #t~string17.base, 5 + #t~string17.offset, 1);call write~init~int(0, #t~string17.base, 6 + #t~string17.offset, 1);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string19.base, #t~string19.offset, 1);call write~init~int(110, #t~string19.base, 1 + #t~string19.offset, 1);call write~init~int(0, #t~string19.base, 2 + #t~string19.offset, 1);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string21.base, #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 1 + #t~string21.offset, 1);call write~init~int(102, #t~string21.base, 2 + #t~string21.offset, 1);call write~init~int(0, #t~string21.base, 3 + #t~string21.offset, 1);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string23.base, #t~string23.offset, 1);call write~init~int(32, #t~string23.base, 1 + #t~string23.offset, 1);call write~init~int(0, #t~string23.base, 2 + #t~string23.offset, 1);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string25.base, #t~string25.offset, 1);call write~init~int(0, #t~string25.base, 1 + #t~string25.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(13);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string35.base, #t~string35.offset, 1);call write~init~int(77, #t~string35.base, 1 + #t~string35.offset, 1);call write~init~int(101, #t~string35.base, 2 + #t~string35.offset, 1);call write~init~int(116, #t~string35.base, 3 + #t~string35.offset, 1);call write~init~int(104, #t~string35.base, 4 + #t~string35.offset, 1);call write~init~int(58, #t~string35.base, 5 + #t~string35.offset, 1);call write~init~int(0, #t~string35.base, 6 + #t~string35.offset, 1);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string37.base, #t~string37.offset, 1);call write~init~int(82, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(73, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(84, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 4 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string39.base, #t~string39.offset, 1);call write~init~int(75, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 2 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string41.base, #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 1 + #t~string41.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(30);call #t~string61.base, #t~string61.offset := #Ultimate.allocOnStack(9);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(21);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(30);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(9);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(21);call #t~string69.base, #t~string69.offset := #Ultimate.allocOnStack(30);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(9);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(25);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(30);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(9);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~switchedOnBeforeTS~0 := 0;~cleanupTimeShifts~0 := 4; 1717#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret81#1, main_~retValue_acc~13#1, main_~tmp~9#1;havoc main_~retValue_acc~13#1;havoc main_~tmp~9#1;assume { :begin_inline_select_helpers } true; 1700#L894 assume { :end_inline_select_helpers } true;assume { :begin_inline_select_features } true; 1701#L887 assume { :end_inline_select_features } true;assume { :begin_inline_valid_product } true;havoc valid_product_#res#1;havoc valid_product_~retValue_acc~12#1;havoc valid_product_~retValue_acc~12#1;valid_product_~retValue_acc~12#1 := 1;valid_product_#res#1 := valid_product_~retValue_acc~12#1; 1789#L902 main_#t~ret81#1 := valid_product_#res#1;assume { :end_inline_valid_product } true;main_~tmp~9#1 := main_#t~ret81#1;havoc main_#t~ret81#1; 1788#L990 assume 0 != main_~tmp~9#1;assume { :begin_inline_setup } true; 1641#L966 assume { :end_inline_setup } true;assume { :begin_inline_runTest } true;assume { :begin_inline___utac_acc__Specification5_spec__1 } true;~switchedOnBeforeTS~0 := 0; 1642#L826 assume { :end_inline___utac_acc__Specification5_spec__1 } true;assume { :begin_inline_test } true;havoc test_#t~nondet28#1, test_#t~nondet29#1, test_#t~nondet30#1, test_#t~nondet31#1, test_~splverifierCounter~0#1, test_~tmp~4#1, test_~tmp___0~2#1, test_~tmp___1~0#1, test_~tmp___2~0#1;havoc test_~splverifierCounter~0#1;havoc test_~tmp~4#1;havoc test_~tmp___0~2#1;havoc test_~tmp___1~0#1;havoc test_~tmp___2~0#1;test_~splverifierCounter~0#1 := 0; 1631#L293-2
[2021-11-13 17:31:04,864 INFO L793 eck$LassoCheckResult]: Loop: 1631#L293-2 assume !false; 1632#L294 assume test_~splverifierCounter~0#1 < 4; 1798#L295 test_~tmp~4#1 := test_#t~nondet28#1;havoc test_#t~nondet28#1; 2057#L303 assume !(0 != test_~tmp~4#1); 2056#L303-2 test_~tmp___0~2#1 := test_#t~nondet29#1;havoc test_#t~nondet29#1; 2054#L313 assume !(0 != test_~tmp___0~2#1); 2052#L313-2 test_~tmp___2~0#1 := test_#t~nondet30#1;havoc test_#t~nondet30#1; 2051#L323 assume 0 != test_~tmp___2~0#1;assume { :begin_inline_startSystem } true;~systemActive~0 := 1; 2049#L276 assume { :end_inline_startSystem } true; 2048#L331-2 assume { :begin_inline_timeShift } true;assume { :begin_inline___utac_acc__Specification5_spec__2 } true;havoc __utac_acc__Specification5_spec__2_#t~ret77#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 2044#L193 __utac_acc__Specification5_spec__2_#t~ret77#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;~switchedOnBeforeTS~0 := __utac_acc__Specification5_spec__2_#t~ret77#1;havoc __utac_acc__Specification5_spec__2_#t~ret77#1; 2043#L836 assume { :end_inline___utac_acc__Specification5_spec__2 } true; 2042#L82 assume !(0 != ~pumpRunning~0); 2027#L82-2 assume 0 != ~systemActive~0;assume { :begin_inline_processEnvironment } true;havoc processEnvironment_#t~ret8#1, processEnvironment_~tmp~1#1;havoc processEnvironment_~tmp~1#1; 1740#L140 assume !(0 != ~pumpRunning~0);assume { :begin_inline_processEnvironment__wrappee__highWaterSensor } true;havoc processEnvironment__wrappee__highWaterSensor_#t~ret7#1, processEnvironment__wrappee__highWaterSensor_~tmp~0#1;havoc processEnvironment__wrappee__highWaterSensor_~tmp~0#1; 1713#L114-2 assume 0 == ~pumpRunning~0;assume { :begin_inline_isHighWaterLevel } true;havoc isHighWaterLevel_#res#1;havoc isHighWaterLevel_#t~ret26#1, isHighWaterLevel_~retValue_acc~2#1, isHighWaterLevel_~tmp~2#1, isHighWaterLevel_~tmp___0~0#1;havoc isHighWaterLevel_~retValue_acc~2#1;havoc isHighWaterLevel_~tmp~2#1;havoc isHighWaterLevel_~tmp___0~0#1;assume { :begin_inline_isHighWaterSensorDry } true;havoc isHighWaterSensorDry_#res#1;havoc isHighWaterSensorDry_~retValue_acc~6#1;havoc isHighWaterSensorDry_~retValue_acc~6#1; 1714#L434-1 assume ~waterLevel~0 < 2;isHighWaterSensorDry_~retValue_acc~6#1 := 1;isHighWaterSensorDry_#res#1 := isHighWaterSensorDry_~retValue_acc~6#1; 1718#L439-1 isHighWaterLevel_#t~ret26#1 := isHighWaterSensorDry_#res#1;assume { :end_inline_isHighWaterSensorDry } true;isHighWaterLevel_~tmp~2#1 := isHighWaterLevel_#t~ret26#1;havoc isHighWaterLevel_#t~ret26#1; 1719#L242-3 assume 0 != isHighWaterLevel_~tmp~2#1;isHighWaterLevel_~tmp___0~0#1 := 0; 1715#L242-5 isHighWaterLevel_~retValue_acc~2#1 := isHighWaterLevel_~tmp___0~0#1;isHighWaterLevel_#res#1 := isHighWaterLevel_~retValue_acc~2#1; 1716#L248-1 processEnvironment__wrappee__highWaterSensor_#t~ret7#1 := isHighWaterLevel_#res#1;assume { :end_inline_isHighWaterLevel } true;processEnvironment__wrappee__highWaterSensor_~tmp~0#1 := processEnvironment__wrappee__highWaterSensor_#t~ret7#1;havoc processEnvironment__wrappee__highWaterSensor_#t~ret7#1; 1766#L118-3 assume !(0 != processEnvironment__wrappee__highWaterSensor_~tmp~0#1);assume { :begin_inline_processEnvironment__wrappee__base } true; 1735#L106-2 assume { :end_inline_processEnvironment__wrappee__base } true; 1736#L114-3 assume { :end_inline_processEnvironment__wrappee__highWaterSensor } true; 1806#L140-1 assume { :end_inline_processEnvironment } true; 1993#L89-1 assume { :begin_inline___utac_acc__Specification5_spec__3 } true;havoc __utac_acc__Specification5_spec__3_#t~ret78#1, __utac_acc__Specification5_spec__3_#t~ret79#1, __utac_acc__Specification5_spec__3_~tmp~8#1, __utac_acc__Specification5_spec__3_~tmp___0~3#1;havoc __utac_acc__Specification5_spec__3_~tmp~8#1;havoc __utac_acc__Specification5_spec__3_~tmp___0~3#1;assume { :begin_inline_getWaterLevel } true;havoc getWaterLevel_#res#1;havoc getWaterLevel_~retValue_acc~5#1;havoc getWaterLevel_~retValue_acc~5#1;getWaterLevel_~retValue_acc~5#1 := ~waterLevel~0;getWaterLevel_#res#1 := getWaterLevel_~retValue_acc~5#1; 1992#L426 __utac_acc__Specification5_spec__3_#t~ret78#1 := getWaterLevel_#res#1;assume { :end_inline_getWaterLevel } true;__utac_acc__Specification5_spec__3_~tmp~8#1 := __utac_acc__Specification5_spec__3_#t~ret78#1;havoc __utac_acc__Specification5_spec__3_#t~ret78#1; 1991#L847 assume 2 != __utac_acc__Specification5_spec__3_~tmp~8#1;assume { :begin_inline_isPumpRunning } true;havoc isPumpRunning_#res#1;havoc isPumpRunning_~retValue_acc~1#1;havoc isPumpRunning_~retValue_acc~1#1;isPumpRunning_~retValue_acc~1#1 := ~pumpRunning~0;isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~1#1; 1990#L193-1 __utac_acc__Specification5_spec__3_#t~ret79#1 := isPumpRunning_#res#1;assume { :end_inline_isPumpRunning } true;__utac_acc__Specification5_spec__3_~tmp___0~3#1 := __utac_acc__Specification5_spec__3_#t~ret79#1;havoc __utac_acc__Specification5_spec__3_#t~ret79#1; 1989#L851 assume !(0 != __utac_acc__Specification5_spec__3_~tmp___0~3#1); 1987#L847-1 assume { :end_inline___utac_acc__Specification5_spec__3 } true; 1796#L99 assume { :end_inline_timeShift } true; 1631#L293-2
[2021-11-13 17:31:04,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,865 INFO L85 PathProgramCache]: Analyzing trace with hash 87859946, now seen corresponding path program 4 times
[2021-11-13 17:31:04,865 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621668753]
[2021-11-13 17:31:04,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,916 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,956 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:04,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,957 INFO L85 PathProgramCache]: Analyzing trace with hash 581349059, now seen corresponding path program 1 times
[2021-11-13 17:31:04,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,957 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86954245]
[2021-11-13 17:31:04,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,968 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:04,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:04,986 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:31:04,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-11-13 17:31:04,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1177906604, now seen corresponding path program 1 times
[2021-11-13 17:31:04,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-11-13 17:31:04,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899495722]
[2021-11-13 17:31:04,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-11-13 17:31:04,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-11-13 17:31:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:05,041 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-11-13 17:31:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-11-13 17:31:05,110 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-11-13 17:32:06,567 WARN L227 SmtUtils]: Spent 1.02m on a formula simplification. DAG size of input: 495 DAG size of output: 437 (called from [L 231] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)
[2021-11-13 17:33:13,018 WARN L227 SmtUtils]: Spent 33.69s on a formula simplification that was a NOOP. DAG size: 435 (called from [L 268] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)
[2021-11-13 17:33:13,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 05:33:13 BoogieIcfgContainer
[2021-11-13 17:33:13,149 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-11-13 17:33:13,150 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-11-13 17:33:13,150 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-11-13 17:33:13,151 INFO L275 PluginConnector]: Witness Printer initialized
[2021-11-13 17:33:13,151 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:31:02" (3/4) ...
[2021-11-13 17:33:13,154 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample
[2021-11-13 17:33:13,224 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/witness.graphml
[2021-11-13 17:33:13,224 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-11-13 17:33:13,225 INFO L158 Benchmark]: Toolchain (without parser) took 132519.19ms. Allocated memory was 92.3MB in the beginning and 138.4MB in the end (delta: 46.1MB). Free memory was 51.1MB in the beginning and 73.0MB in the end (delta: -21.9MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,225 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 17:33:13,226 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.68ms. Allocated memory is still 92.3MB. Free memory was 71.7MB in the beginning and 58.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,226 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.17ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 54.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,227 INFO L158 Benchmark]: Boogie Preprocessor took 43.66ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 51.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,228 INFO L158 Benchmark]: RCFGBuilder took 1132.51ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 63.2MB in the end (delta: -11.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,228 INFO L158 Benchmark]: BuchiAutomizer took 130531.20ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 62.4MB in the beginning and 76.2MB in the end (delta: -13.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,229 INFO L158 Benchmark]: Witness Printer took 74.01ms. Allocated memory is still 138.4MB. Free memory was 76.2MB in the beginning and 73.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-11-13 17:33:13,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.34ms. Allocated memory is still 92.3MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 654.68ms. Allocated memory is still 92.3MB. Free memory was 71.7MB in the beginning and 58.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 64.17ms. Allocated memory is still 92.3MB. Free memory was 58.0MB in the beginning and 54.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 43.66ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 51.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 1132.51ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.7MB in the beginning and 63.2MB in the end (delta: -11.5MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB.
* BuchiAutomizer took 130531.20ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 62.4MB in the beginning and 76.2MB in the end (delta: -13.7MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB.
* Witness Printer took 74.01ms. Allocated memory is still 138.4MB. Free memory was 76.2MB in the beginning and 73.0MB 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.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.3 modules have a trivial ranking function, the largest among these consists of 6 locations. The remainder module has 440 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 130.4s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 129.5s. Construction of modules took 0.3s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 198 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 440 states and ocurred in iteration 3. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1490 SdHoareTripleChecker+Valid, 417.98ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1490 mSDsluCounter, 1569 SdHoareTripleChecker+Invalid, 332.76ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 807 mSDsCounter, 64 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 142 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 64 mSolverCounterUnsat, 762 mSDtfsCounter, 142 mSolverCounterSat, 28.20ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI2 SFLT0 conc1 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: 293]: Nontermination argument in form of an infinite program execution.
Nontermination argument in form of an infinite execution
State at position 0 is
{NULL=24516}
State at position 1 is
{tmp___0=0, NULL=0, NULL=0, NULL=0, NULL=24516, NULL=36024, retValue_acc=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4370f5da=0, NULL=36016, NULL=36035, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@32a8ae3e=0, tmp=1, retValue_acc=1, retValue_acc=0, NULL=36027, NULL=36022, NULL=0, tmp___2=42, tmp=1, NULL=36023, \result=0, cleanupTimeShifts=4, \result=0, NULL=36020, NULL=0, \result=1, waterLevel=1, \result=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@56557eb2=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c1a85e4=0, NULL=36037, head=0, pumpRunning=0, NULL=36030, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7572cba5=0, NULL=36039, NULL=0, NULL=0, \result=1, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@625fb48=0, NULL=36034, tmp=0, tmp___0=0, head=0, retValue_acc=1, NULL=0, NULL=0, NULL=36038, NULL=36017, tmp=0, splverifierCounter=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@43915297=42, NULL=24517, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@1093b057=0, NULL=0, tmp___0=0, NULL=0, NULL=36036, NULL=36031, retValue_acc=1, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@4b2887e0=0, tmp=1, NULL=36025, NULL=0, NULL=0, NULL=36040, NULL=0, switchedOnBeforeTS=0, NULL=36028, NULL=0, NULL=0, tmp___1=0, NULL=0, systemActive=1, NULL=36032, tmp=0, retValue_acc=0, NULL=36015, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7bf4854a=0, NULL=36019, NULL=0, NULL=0, NULL=36026, NULL=0, \result=1, NULL=24518, NULL=0, NULL=36018, NULL=36033, NULL=36021, NULL=0, NULL=0, NULL=36029, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@50e7f3b6=0}
- StatisticsResult: NonterminationArgumentStatistics
Fixpoint
- NonterminatingLassoResult [Line: 293]: Nonterminating execution
Found a nonterminating execution for the following lasso shaped sequence of statements.
Stem:
[L70] int pumpRunning = 0;
[L71] int systemActive = 1;
[L351] int waterLevel = 1;
[L352] int methaneLevelCritical = 0;
[L623] static struct __ACC__ERR *head = (struct __ACC__ERR *)0;
[L820] int switchedOnBeforeTS ;
[L907] int cleanupTimeShifts = 4;
[L981] int retValue_acc ;
[L982] int tmp ;
[L986] FCALL select_helpers()
[L987] FCALL select_features()
[L988] CALL, EXPR valid_product()
[L898] int retValue_acc ;
[L901] retValue_acc = 1
[L902] return (retValue_acc);
[L988] RET, EXPR valid_product()
[L988] tmp = valid_product()
[L990] COND TRUE \read(tmp)
[L992] FCALL setup()
[L993] CALL runTest()
[L974] CALL __utac_acc__Specification5_spec__1()
[L825] switchedOnBeforeTS = 0
[L974] RET __utac_acc__Specification5_spec__1()
[L975] CALL test()
[L284] int splverifierCounter ;
[L285] int tmp ;
[L286] int tmp___0 ;
[L287] int tmp___1 ;
[L288] int tmp___2 ;
[L291] splverifierCounter = 0
Loop:
[L293] COND TRUE 1
[L295] COND TRUE splverifierCounter < 4
[L301] tmp = __VERIFIER_nondet_int()
[L303] COND FALSE !(\read(tmp))
[L311] tmp___0 = __VERIFIER_nondet_int()
[L313] COND FALSE !(\read(tmp___0))
[L321] tmp___2 = __VERIFIER_nondet_int()
[L323] COND TRUE \read(tmp___2)
[L325] CALL startSystem()
[L275] systemActive = 1
[L325] RET startSystem()
[L338] CALL timeShift()
[L80] CALL __utac_acc__Specification5_spec__2()
[L834] CALL, EXPR isPumpRunning()
[L189] int retValue_acc ;
[L192] retValue_acc = pumpRunning
[L193] return (retValue_acc);
[L834] RET, EXPR isPumpRunning()
[L834] switchedOnBeforeTS = isPumpRunning()
[L80] RET __utac_acc__Specification5_spec__2()
[L82] COND FALSE !(\read(pumpRunning))
[L89] COND TRUE \read(systemActive)
[L91] CALL processEnvironment()
[L137] int tmp ;
[L140] COND FALSE !(\read(pumpRunning))
[L155] CALL processEnvironment__wrappee__highWaterSensor()
[L111] int tmp ;
[L114] COND TRUE ! pumpRunning
[L116] CALL, EXPR isHighWaterLevel()
[L234] int retValue_acc ;
[L235] int tmp ;
[L236] int tmp___0 ;
[L240] CALL, EXPR isHighWaterSensorDry()
[L431] int retValue_acc ;
[L434] COND TRUE waterLevel < 2
[L435] retValue_acc = 1
[L436] return (retValue_acc);
[L240] RET, EXPR isHighWaterSensorDry()
[L240] tmp = isHighWaterSensorDry()
[L242] COND TRUE \read(tmp)
[L243] tmp___0 = 0
[L247] retValue_acc = tmp___0
[L248] return (retValue_acc);
[L116] RET, EXPR isHighWaterLevel()
[L116] tmp = isHighWaterLevel()
[L118] COND FALSE !(\read(tmp))
[L124] FCALL processEnvironment__wrappee__base()
[L155] RET processEnvironment__wrappee__highWaterSensor()
[L91] RET processEnvironment()
[L97] CALL __utac_acc__Specification5_spec__3()
[L840] int tmp ;
[L841] int tmp___0 ;
[L845] CALL, EXPR getWaterLevel()
[L422] int retValue_acc ;
[L425] retValue_acc = waterLevel
[L426] return (retValue_acc);
[L845] RET, EXPR getWaterLevel()
[L845] tmp = getWaterLevel()
[L847] COND TRUE tmp != 2
[L849] CALL, EXPR isPumpRunning()
[L189] int retValue_acc ;
[L192] retValue_acc = pumpRunning
[L193] return (retValue_acc);
[L849] RET, EXPR isPumpRunning()
[L849] tmp___0 = isPumpRunning()
[L851] COND FALSE !(\read(tmp___0))
[L97] RET __utac_acc__Specification5_spec__3()
[L338] RET timeShift()
End of lasso representation.
RESULT: Ultimate proved your program to be incorrect!
[2021-11-13 17:33:13,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13d23044-6b20-45fc-b663-267cd49d482e/bin/uautomizer-YU5uOKAj3y/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)