./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 635dfa2a
Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )
--witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d733dbb906adb6defb82ddd5acbd52a79b17963e
.......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.1.23-635dfa2
[2018-12-02 16:39:26,754 INFO L170 SettingsManager]: Resetting all preferences to default values...
[2018-12-02 16:39:26,755 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values
[2018-12-02 16:39:26,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2018-12-02 16:39:26,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2018-12-02 16:39:26,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2018-12-02 16:39:26,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2018-12-02 16:39:26,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values
[2018-12-02 16:39:26,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2018-12-02 16:39:26,764 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2018-12-02 16:39:26,764 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2018-12-02 16:39:26,764 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values
[2018-12-02 16:39:26,765 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2018-12-02 16:39:26,765 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2018-12-02 16:39:26,766 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2018-12-02 16:39:26,766 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2018-12-02 16:39:26,767 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2018-12-02 16:39:26,767 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2018-12-02 16:39:26,768 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values
[2018-12-02 16:39:26,769 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2018-12-02 16:39:26,770 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2018-12-02 16:39:26,770 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2018-12-02 16:39:26,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2018-12-02 16:39:26,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2018-12-02 16:39:26,772 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2018-12-02 16:39:26,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2018-12-02 16:39:26,773 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values
[2018-12-02 16:39:26,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values
[2018-12-02 16:39:26,773 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values
[2018-12-02 16:39:26,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2018-12-02 16:39:26,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values
[2018-12-02 16:39:26,774 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2018-12-02 16:39:26,774 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring...
[2018-12-02 16:39:26,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values
[2018-12-02 16:39:26,775 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values
[2018-12-02 16:39:26,775 INFO L181 SettingsManager]: Finished resetting all preferences to default values...
[2018-12-02 16:39:26,776 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2018-12-02 16:39:26,783 INFO L110 SettingsManager]: Loading preferences was successful
[2018-12-02 16:39:26,783 INFO L112 SettingsManager]: Preferences different from defaults after loading the file:
[2018-12-02 16:39:26,783 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2018-12-02 16:39:26,783 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS
[2018-12-02 16:39:26,784 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * Create parallel compositions if possible=false
[2018-12-02 16:39:26,784 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * sizeof long=4
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * sizeof POINTER=4
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * Check division by zero=IGNORE
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2018-12-02 16:39:26,784 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * sizeof long double=12
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Check if freed pointer was valid=false
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Use constant arrays=true
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2018-12-02 16:39:26,785 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Timeout in seconds=1000000
[2018-12-02 16:39:26,785 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * To the following directory=./dump/
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2018-12-02 16:39:26,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2018-12-02 16:39:26,785 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN
[2018-12-02 16:39:26,786 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2018-12-02 16:39:26,786 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2018-12-02 16:39:26,786 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
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-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak
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(G ! call(__VERIFIER_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
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 -> d733dbb906adb6defb82ddd5acbd52a79b17963e
[2018-12-02 16:39:26,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp
[2018-12-02 16:39:26,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2018-12-02 16:39:26,815 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2018-12-02 16:39:26,816 INFO L271 PluginConnector]: Initializing CDTParser...
[2018-12-02 16:39:26,817 INFO L276 PluginConnector]: CDTParser initialized
[2018-12-02 16:39:26,817 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c
[2018-12-02 16:39:26,854 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/data/bbc88522f/6e11cb286f7447938169382f96a33a04/FLAG6c7203a3f
[2018-12-02 16:39:27,205 INFO L307 CDTParser]: Found 1 translation units.
[2018-12-02 16:39:27,205 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/sv-benchmarks/c/product-lines/minepump_spec4_product29_true-unreach-call_false-termination.cil.c
[2018-12-02 16:39:27,211 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/data/bbc88522f/6e11cb286f7447938169382f96a33a04/FLAG6c7203a3f
[2018-12-02 16:39:27,591 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/data/bbc88522f/6e11cb286f7447938169382f96a33a04
[2018-12-02 16:39:27,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2018-12-02 16:39:27,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2018-12-02 16:39:27,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2018-12-02 16:39:27,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2018-12-02 16:39:27,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized
[2018-12-02 16:39:27,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1a3593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27, skipping insertion in model container
[2018-12-02 16:39:27,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,606 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2018-12-02 16:39:27,626 INFO L176 MainTranslator]: Built tables and reachable declarations
[2018-12-02 16:39:27,782 INFO L203 PostProcessor]: Analyzing one entry point: main
[2018-12-02 16:39:27,823 INFO L191 MainTranslator]: Completed pre-run
[2018-12-02 16:39:27,861 INFO L203 PostProcessor]: Analyzing one entry point: main
[2018-12-02 16:39:27,875 INFO L195 MainTranslator]: Completed translation
[2018-12-02 16:39:27,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27 WrapperNode
[2018-12-02 16:39:27,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2018-12-02 16:39:27,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2018-12-02 16:39:27,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2018-12-02 16:39:27,876 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized
[2018-12-02 16:39:27,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2018-12-02 16:39:27,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2018-12-02 16:39:27,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2018-12-02 16:39:27,906 INFO L276 PluginConnector]: Boogie Preprocessor initialized
[2018-12-02 16:39:27,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
[2018-12-02 16:39:27,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2018-12-02 16:39:27,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2018-12-02 16:39:27,924 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2018-12-02 16:39:27,924 INFO L276 PluginConnector]: RCFGBuilder initialized
[2018-12-02 16:39:27,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:39:27" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2018-12-02 16:39:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc
[2018-12-02 16:39:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base
[2018-12-02 16:39:27,956 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base
[2018-12-02 16:39:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2018-12-02 16:39:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2018-12-02 16:39:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2018-12-02 16:39:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2018-12-02 16:39:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2018-12-02 16:39:28,366 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2018-12-02 16:39:28,366 INFO L280 CfgBuilder]: Removed 36 assue(true) statements.
[2018-12-02 16:39:28,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:39:28 BoogieIcfgContainer
[2018-12-02 16:39:28,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2018-12-02 16:39:28,367 INFO L113 PluginConnector]: ------------------------CodeCheck----------------------------
[2018-12-02 16:39:28,367 INFO L271 PluginConnector]: Initializing CodeCheck...
[2018-12-02 16:39:28,377 INFO L276 PluginConnector]: CodeCheck initialized
[2018-12-02 16:39:28,377 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:39:28" (1/1) ...
[2018-12-02 16:39:28,386 INFO L141 PredicateUnifier]: Initialized classic predicate unifier
[2018-12-02 16:39:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions.
[2018-12-02 16:39:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions.
[2018-12-02 16:39:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2018-12-02 16:39:28,425 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions.
[2018-12-02 16:39:28,565 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions.
[2018-12-02 16:39:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2018-12-02 16:39:28,566 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:28,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions.
[2018-12-02 16:39:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions.
[2018-12-02 16:39:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2018-12-02 16:39:28,622 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:28,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions.
[2018-12-02 16:39:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions.
[2018-12-02 16:39:28,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-02 16:39:28,726 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions.
[2018-12-02 16:39:28,752 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions.
[2018-12-02 16:39:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2018-12-02 16:39:28,753 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:28,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions.
[2018-12-02 16:39:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions.
[2018-12-02 16:39:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2018-12-02 16:39:28,777 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions.
[2018-12-02 16:39:29,053 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions.
[2018-12-02 16:39:29,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-12-02 16:39:29,054 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 159 transitions.
[2018-12-02 16:39:29,502 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions.
[2018-12-02 16:39:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25
[2018-12-02 16:39:29,503 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 161 transitions.
[2018-12-02 16:39:29,616 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions.
[2018-12-02 16:39:29,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2018-12-02 16:39:29,618 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 100 states and 166 transitions.
[2018-12-02 16:39:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 166 transitions.
[2018-12-02 16:39:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2018-12-02 16:39:29,785 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 160 transitions.
[2018-12-02 16:39:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 160 transitions.
[2018-12-02 16:39:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2018-12-02 16:39:29,833 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:29,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:29,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 99 states and 161 transitions.
[2018-12-02 16:39:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 161 transitions.
[2018-12-02 16:39:29,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2018-12-02 16:39:29,868 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:30,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 177 transitions.
[2018-12-02 16:39:30,205 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 177 transitions.
[2018-12-02 16:39:30,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39
[2018-12-02 16:39:30,206 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:30,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 109 states and 182 transitions.
[2018-12-02 16:39:30,241 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 182 transitions.
[2018-12-02 16:39:30,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2018-12-02 16:39:30,241 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 184 transitions.
[2018-12-02 16:39:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 184 transitions.
[2018-12-02 16:39:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2018-12-02 16:39:30,277 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:30,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 124 states and 214 transitions.
[2018-12-02 16:39:30,685 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 214 transitions.
[2018-12-02 16:39:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-12-02 16:39:30,685 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2018-12-02 16:39:30,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 125 states and 215 transitions.
[2018-12-02 16:39:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 215 transitions.
[2018-12-02 16:39:30,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44
[2018-12-02 16:39:30,707 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:30,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 126 states and 216 transitions.
[2018-12-02 16:39:30,728 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 216 transitions.
[2018-12-02 16:39:30,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2018-12-02 16:39:30,729 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:30,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:31,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:31,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 135 states and 248 transitions.
[2018-12-02 16:39:31,320 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 248 transitions.
[2018-12-02 16:39:31,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2018-12-02 16:39:31,321 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:31,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:31,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 137 states and 253 transitions.
[2018-12-02 16:39:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 253 transitions.
[2018-12-02 16:39:31,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2018-12-02 16:39:31,494 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:31,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 144 states and 271 transitions.
[2018-12-02 16:39:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 271 transitions.
[2018-12-02 16:39:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2018-12-02 16:39:31,679 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:31,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 148 states and 283 transitions.
[2018-12-02 16:39:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 283 transitions.
[2018-12-02 16:39:32,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51
[2018-12-02 16:39:32,164 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:32,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 149 states and 282 transitions.
[2018-12-02 16:39:32,317 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 282 transitions.
[2018-12-02 16:39:32,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2018-12-02 16:39:32,318 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2018-12-02 16:39:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 153 states and 293 transitions.
[2018-12-02 16:39:32,674 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 293 transitions.
[2018-12-02 16:39:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50
[2018-12-02 16:39:32,675 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 154 states and 294 transitions.
[2018-12-02 16:39:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 294 transitions.
[2018-12-02 16:39:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53
[2018-12-02 16:39:32,750 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.
[2018-12-02 16:39:32,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 155 states and 295 transitions.
[2018-12-02 16:39:32,824 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 295 transitions.
[2018-12-02 16:39:32,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2018-12-02 16:39:32,825 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2018-12-02 16:39:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 145 states and 275 transitions.
[2018-12-02 16:39:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 275 transitions.
[2018-12-02 16:39:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58
[2018-12-02 16:39:32,849 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2018-12-02 16:39:32,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 149 states and 282 transitions.
[2018-12-02 16:39:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 282 transitions.
[2018-12-02 16:39:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61
[2018-12-02 16:39:32,988 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:33,000 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2018-12-02 16:39:33,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:33,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 147 states and 278 transitions.
[2018-12-02 16:39:33,013 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 278 transitions.
[2018-12-02 16:39:33,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2018-12-02 16:39:33,013 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.
[2018-12-02 16:39:33,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:33,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 145 states and 273 transitions.
[2018-12-02 16:39:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 273 transitions.
[2018-12-02 16:39:33,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60
[2018-12-02 16:39:33,045 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.
[2018-12-02 16:39:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 138 states and 261 transitions.
[2018-12-02 16:39:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 261 transitions.
[2018-12-02 16:39:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69
[2018-12-02 16:39:33,542 INFO L431 CodeCheckObserver]: Error Path is FOUND.
[2018-12-02 16:39:33,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2018-12-02 16:39:33,649 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.
[2018-12-02 16:39:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available
[2018-12-02 16:39:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 72 states and 99 transitions.
[2018-12-02 16:39:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 99 transitions.
[2018-12-02 16:39:33,880 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2018-12-02 16:39:33,880 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations.
[2018-12-02 16:39:33,886 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold
[2018-12-02 16:39:34,030 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,032 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,032 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,032 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,032 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,032 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,033 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,033 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,033 INFO L583 CodeCheckObserver]: Invariant with dag size 9
[2018-12-02 16:39:34,035 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,035 INFO L583 CodeCheckObserver]: Invariant with dag size 9
[2018-12-02 16:39:34,036 INFO L583 CodeCheckObserver]: Invariant with dag size 3
[2018-12-02 16:39:34,036 INFO L583 CodeCheckObserver]: Invariant with dag size 1
[2018-12-02 16:39:34,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 04:39:34 ImpRootNode
[2018-12-02 16:39:34,036 INFO L132 PluginConnector]: ------------------------ END CodeCheck----------------------------
[2018-12-02 16:39:34,037 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2018-12-02 16:39:34,037 INFO L271 PluginConnector]: Initializing Witness Printer...
[2018-12-02 16:39:34,037 INFO L276 PluginConnector]: Witness Printer initialized
[2018-12-02 16:39:34,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:39:28" (3/4) ...
[2018-12-02 16:39:34,039 INFO L144 WitnessPrinter]: Generating witness for correct program
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery
[2018-12-02 16:39:34,043 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm
[2018-12-02 16:39:34,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges
[2018-12-02 16:39:34,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges
[2018-12-02 16:39:34,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges
[2018-12-02 16:39:34,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2018-12-02 16:39:34,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2018-12-02 16:39:34,048 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2018-12-02 16:39:34,064 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == pumpRunning) || \old(pumpRunning) == pumpRunning) || 0 == systemActive
[2018-12-02 16:39:34,065 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning
[2018-12-02 16:39:34,085 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bf58289-60b7-4083-b77e-dd5e6cbffd6c/bin-2019/ukojak/witness.graphml
[2018-12-02 16:39:34,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2018-12-02 16:39:34,085 INFO L168 Benchmark]: Toolchain (without parser) took 6490.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 196.6 MB). Free memory was 950.6 MB in the beginning and 955.0 MB in the end (delta: -4.3 MB). Peak memory consumption was 192.3 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,086 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -131.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,086 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,087 INFO L168 Benchmark]: Boogie Preprocessor took 17.19 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,087 INFO L168 Benchmark]: RCFGBuilder took 443.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,087 INFO L168 Benchmark]: CodeCheck took 5669.04 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 99.1 MB). Free memory was 1.0 GB in the beginning and 962.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 147.8 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,087 INFO L168 Benchmark]: Witness Printer took 48.24 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB.
[2018-12-02 16:39:34,088 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
- StatisticsResult: Ultimate CodeCheck benchmark data
CFG has 9 procedures, 79 locations, 1 error locations. SAFE Result, 5.4s OverallTime, 32 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1054864592 SDtfs, 1697649724 SDslu, 1457464016 SDs, 0 SdLazy, -748963770 SolverSat, 1283747866 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13063 GetRequests, 12788 SyntacticMatches, 97 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17346 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1226 NumberOfCodeBlocks, 1226 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 109766 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 22 PerfectInterpolantSequences, 344/377 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
- PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable
For all program executions holds that call of __VERIFIER_error() unreachable at this location
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
- InvariantResult [Line: 920]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 920]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 523]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 817]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: -1]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 827]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 740]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 522]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 898]: Loop Invariant
Derived loop invariant: (0 == pumpRunning && 1 == waterLevel) && systemActive == 1
- InvariantResult [Line: 898]: Loop Invariant
Derived loop invariant: 1
- InvariantResult [Line: 627]: Loop Invariant
Derived loop invariant: (!(0 == pumpRunning) || \old(pumpRunning) == pumpRunning) || 0 == systemActive
- InvariantResult [Line: 660]: Loop Invariant
Derived loop invariant: \old(pumpRunning) == pumpRunning
- InvariantResult [Line: 635]: Loop Invariant
Derived loop invariant: 1
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
* CACSL2BoogieTranslator took 279.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 97.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -131.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB.
* Boogie Procedure Inliner took 29.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB.
* Boogie Preprocessor took 17.19 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB.
* RCFGBuilder took 443.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 68.1 MB). Peak memory consumption was 68.1 MB. Max. memory is 11.5 GB.
* CodeCheck took 5669.04 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 99.1 MB). Free memory was 1.0 GB in the beginning and 962.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 147.8 MB. Max. memory is 11.5 GB.
* Witness Printer took 48.24 ms. Allocated memory is still 1.2 GB. Free memory was 962.2 MB in the beginning and 955.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 11.5 GB.
RESULT: Ultimate proved your program to be correct!
Received shutdown request...