/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.25-5644d1e-m
[2020-08-18 21:39:47,779 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-08-18 21:39:47,782 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-08-18 21:39:47,820 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-08-18 21:39:47,820 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-08-18 21:39:47,829 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-08-18 21:39:47,832 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-08-18 21:39:47,834 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-08-18 21:39:47,835 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-08-18 21:39:47,836 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-08-18 21:39:47,838 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-08-18 21:39:47,841 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-08-18 21:39:47,841 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-08-18 21:39:47,845 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-08-18 21:39:47,847 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-08-18 21:39:47,849 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-08-18 21:39:47,850 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-08-18 21:39:47,852 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-08-18 21:39:47,853 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-08-18 21:39:47,861 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-08-18 21:39:47,863 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-08-18 21:39:47,864 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-08-18 21:39:47,865 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-08-18 21:39:47,866 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-08-18 21:39:47,881 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-08-18 21:39:47,881 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-08-18 21:39:47,881 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-08-18 21:39:47,882 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-08-18 21:39:47,882 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-08-18 21:39:47,883 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-08-18 21:39:47,883 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-08-18 21:39:47,884 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-08-18 21:39:47,888 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-08-18 21:39:47,889 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-08-18 21:39:47,890 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-08-18 21:39:47,890 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-08-18 21:39:47,891 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-08-18 21:39:47,896 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-08-18 21:39:47,896 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-08-18 21:39:47,897 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-08-18 21:39:47,901 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-08-18 21:39:47,902 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-08-18 21:39:47,923 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-08-18 21:39:47,923 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-08-18 21:39:47,924 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-08-18 21:39:47,924 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-08-18 21:39:47,925 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-08-18 21:39:47,925 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-08-18 21:39:47,925 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-08-18 21:39:47,925 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-08-18 21:39:47,925 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-08-18 21:39:47,926 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-08-18 21:39:47,927 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-08-18 21:39:47,927 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-08-18 21:39:47,927 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-08-18 21:39:47,927 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-08-18 21:39:47,927 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-08-18 21:39:47,928 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-08-18 21:39:47,928 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-08-18 21:39:47,928 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-08-18 21:39:47,928 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-08-18 21:39:47,928 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-08-18 21:39:47,929 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-08-18 21:39:47,929 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-08-18 21:39:47,929 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-08-18 21:39:47,929 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-08-18 21:39:47,929 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST;
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST;
[2020-08-18 21:39:48,246 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-08-18 21:39:48,261 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-08-18 21:39:48,265 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-08-18 21:39:48,266 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-08-18 21:39:48,266 INFO  L275        PluginConnector]: CDTParser initialized
[2020-08-18 21:39:48,267 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c
[2020-08-18 21:39:48,331 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92a557a56/cc489db5afec4602a4505e05b2f17fac/FLAG5deb4b4cd
[2020-08-18 21:39:48,844 INFO  L306              CDTParser]: Found 1 translation units.
[2020-08-18 21:39:48,845 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product03.cil.c
[2020-08-18 21:39:48,859 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92a557a56/cc489db5afec4602a4505e05b2f17fac/FLAG5deb4b4cd
[2020-08-18 21:39:49,153 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/92a557a56/cc489db5afec4602a4505e05b2f17fac
[2020-08-18 21:39:49,163 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-08-18 21:39:49,164 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2020-08-18 21:39:49,165 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-08-18 21:39:49,166 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-08-18 21:39:49,169 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-08-18 21:39:49,170 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,173 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425b5723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49, skipping insertion in model container
[2020-08-18 21:39:49,173 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,181 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-08-18 21:39:49,246 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-08-18 21:39:49,579 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 21:39:49,601 INFO  L203         MainTranslator]: Completed pre-run
[2020-08-18 21:39:49,808 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-08-18 21:39:49,838 INFO  L208         MainTranslator]: Completed translation
[2020-08-18 21:39:49,838 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49 WrapperNode
[2020-08-18 21:39:49,838 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-08-18 21:39:49,839 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-08-18 21:39:49,839 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-08-18 21:39:49,839 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-08-18 21:39:49,853 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,854 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,872 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,873 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,919 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,930 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,934 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
[2020-08-18 21:39:49,951 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-08-18 21:39:49,951 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-08-18 21:39:49,951 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-08-18 21:39:49,956 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-08-18 21:39:49,957 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000
[2020-08-18 21:39:50,024 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2020-08-18 21:39:50,024 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure test
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_one
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_features
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure select_helpers
[2020-08-18 21:39:50,025 INFO  L138     BoogieDeclarations]: Found implementation of procedure valid_product
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure timeShift
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure processEnvironment
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure activatePump
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure deactivatePump
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneAlarm
[2020-08-18 21:39:50,026 INFO  L138     BoogieDeclarations]: Found implementation of procedure isPumpRunning
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure printPump
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure stopSystem
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure lowerWaterLevel
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure waterRise
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure changeMethaneLevel
[2020-08-18 21:39:50,027 INFO  L138     BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure printEnvironment
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure getWaterLevel
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure cleanup
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure Specification2
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure setup
[2020-08-18 21:39:50,028 INFO  L138     BoogieDeclarations]: Found implementation of procedure runTest
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure __automaton_fail
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free
[2020-08-18 21:39:50,029 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset
[2020-08-18 21:39:50,030 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt
[2020-08-18 21:39:50,030 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg
[2020-08-18 21:39:50,030 INFO  L138     BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype
[2020-08-18 21:39:50,030 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2020-08-18 21:39:50,030 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2020-08-18 21:39:50,030 INFO  L130     BoogieDeclarations]: Found specification of procedure printf
[2020-08-18 21:39:50,030 INFO  L130     BoogieDeclarations]: Found specification of procedure waterRise
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure changeMethaneLevel
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure stopSystem
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure timeShift
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure cleanup
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure test
[2020-08-18 21:39:50,031 INFO  L130     BoogieDeclarations]: Found specification of procedure select_one
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure select_features
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure select_helpers
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure valid_product
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure lowerWaterLevel
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure printEnvironment
[2020-08-18 21:39:50,032 INFO  L130     BoogieDeclarations]: Found specification of procedure activatePump
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure deactivatePump
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure isPumpRunning
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure printPump
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure processEnvironment
[2020-08-18 21:39:50,033 INFO  L130     BoogieDeclarations]: Found specification of procedure isMethaneAlarm
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure getWaterLevel
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure Specification2
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure setup
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure runTest
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2020-08-18 21:39:50,034 INFO  L130     BoogieDeclarations]: Found specification of procedure __automaton_fail
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure __assert_fail
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure malloc
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure free
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-08-18 21:39:50,035 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int
[2020-08-18 21:39:50,036 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_arg
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-08-18 21:39:50,037 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-08-18 21:39:51,068 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-08-18 21:39:51,068 INFO  L295             CfgBuilder]: Removed 5 assume(true) statements.
[2020-08-18 21:39:51,073 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:39:51 BoogieIcfgContainer
[2020-08-18 21:39:51,074 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-08-18 21:39:51,075 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-08-18 21:39:51,075 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-08-18 21:39:51,079 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-08-18 21:39:51,079 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:39:49" (1/3) ...
[2020-08-18 21:39:51,080 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b58c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:39:51, skipping insertion in model container
[2020-08-18 21:39:51,080 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:39:49" (2/3) ...
[2020-08-18 21:39:51,081 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b58c04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:39:51, skipping insertion in model container
[2020-08-18 21:39:51,081 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:39:51" (3/3) ...
[2020-08-18 21:39:51,083 INFO  L109   eAbstractionObserver]: Analyzing ICFG minepump_spec1_product03.cil.c
[2020-08-18 21:39:51,094 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-08-18 21:39:51,102 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-08-18 21:39:51,118 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2020-08-18 21:39:51,147 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-08-18 21:39:51,147 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-08-18 21:39:51,148 INFO  L377      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-08-18 21:39:51,148 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-08-18 21:39:51,148 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-08-18 21:39:51,149 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-08-18 21:39:51,149 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-08-18 21:39:51,149 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-08-18 21:39:51,173 INFO  L276                IsEmpty]: Start isEmpty. Operand 136 states.
[2020-08-18 21:39:51,184 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 47
[2020-08-18 21:39:51,185 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 21:39:51,186 INFO  L422         BasicCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 21:39:51,187 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 21:39:51,195 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 21:39:51,195 INFO  L82        PathProgramCache]: Analyzing trace with hash -1488417234, now seen corresponding path program 1 times
[2020-08-18 21:39:51,207 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 21:39:51,207 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [678453790]
[2020-08-18 21:39:51,208 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 21:39:51,469 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,002 WARN  L193               SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:39:52,004 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 21:39:52,013 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,057 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 21:39:52,059 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,061 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 21:39:52,063 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,066 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 21:39:52,067 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,074 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 21:39:52,075 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,077 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2020-08-18 21:39:52,079 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,081 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2020-08-18 21:39:52,084 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:52,102 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 21:39:52,103 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [678453790]
[2020-08-18 21:39:52,105 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 21:39:52,105 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-08-18 21:39:52,106 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746810191]
[2020-08-18 21:39:52,113 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-08-18 21:39:52,113 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 21:39:52,128 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-08-18 21:39:52,128 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 21:39:52,139 INFO  L87              Difference]: Start difference. First operand 136 states. Second operand 3 states.
[2020-08-18 21:39:53,109 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 21:39:53,109 INFO  L93              Difference]: Finished difference Result 219 states and 293 transitions.
[2020-08-18 21:39:53,110 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-08-18 21:39:53,112 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 46
[2020-08-18 21:39:53,112 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 21:39:53,126 INFO  L225             Difference]: With dead ends: 219
[2020-08-18 21:39:53,126 INFO  L226             Difference]: Without dead ends: 120
[2020-08-18 21:39:53,132 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-08-18 21:39:53,152 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 120 states.
[2020-08-18 21:39:53,228 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90.
[2020-08-18 21:39:53,230 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 90 states.
[2020-08-18 21:39:53,236 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions.
[2020-08-18 21:39:53,238 INFO  L78                 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46
[2020-08-18 21:39:53,240 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 21:39:53,240 INFO  L479      AbstractCegarLoop]: Abstraction has 90 states and 104 transitions.
[2020-08-18 21:39:53,240 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-08-18 21:39:53,240 INFO  L276                IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions.
[2020-08-18 21:39:53,245 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 48
[2020-08-18 21:39:53,246 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 21:39:53,246 INFO  L422         BasicCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 21:39:53,246 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-08-18 21:39:53,247 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 21:39:53,247 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 21:39:53,247 INFO  L82        PathProgramCache]: Analyzing trace with hash 2143810688, now seen corresponding path program 1 times
[2020-08-18 21:39:53,248 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 21:39:53,248 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132849324]
[2020-08-18 21:39:53,248 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 21:39:53,322 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,581 WARN  L193               SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:39:53,582 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 21:39:53,587 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,606 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 21:39:53,606 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,608 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 21:39:53,608 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,609 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 21:39:53,610 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,611 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 21:39:53,612 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,613 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33
[2020-08-18 21:39:53,613 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,615 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-18 21:39:53,615 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:53,621 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 21:39:53,622 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132849324]
[2020-08-18 21:39:53,622 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 21:39:53,622 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-08-18 21:39:53,623 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792116660]
[2020-08-18 21:39:53,624 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-08-18 21:39:53,625 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 21:39:53,625 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-08-18 21:39:53,625 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-08-18 21:39:53,625 INFO  L87              Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states.
[2020-08-18 21:39:54,062 WARN  L193               SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 21:39:54,566 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 21:39:54,566 INFO  L93              Difference]: Finished difference Result 143 states and 174 transitions.
[2020-08-18 21:39:54,567 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-08-18 21:39:54,567 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 47
[2020-08-18 21:39:54,568 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 21:39:54,571 INFO  L225             Difference]: With dead ends: 143
[2020-08-18 21:39:54,572 INFO  L226             Difference]: Without dead ends: 104
[2020-08-18 21:39:54,574 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-08-18 21:39:54,576 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 104 states.
[2020-08-18 21:39:54,617 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81.
[2020-08-18 21:39:54,617 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 81 states.
[2020-08-18 21:39:54,618 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions.
[2020-08-18 21:39:54,618 INFO  L78                 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47
[2020-08-18 21:39:54,619 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 21:39:54,619 INFO  L479      AbstractCegarLoop]: Abstraction has 81 states and 92 transitions.
[2020-08-18 21:39:54,619 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-08-18 21:39:54,619 INFO  L276                IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions.
[2020-08-18 21:39:54,621 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2020-08-18 21:39:54,621 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 21:39:54,621 INFO  L422         BasicCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 21:39:54,621 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-08-18 21:39:54,622 INFO  L427      AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 21:39:54,622 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 21:39:54,622 INFO  L82        PathProgramCache]: Analyzing trace with hash -410922651, now seen corresponding path program 1 times
[2020-08-18 21:39:54,622 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 21:39:54,622 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1284626647]
[2020-08-18 21:39:54,623 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 21:39:54,676 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,013 WARN  L193               SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:39:55,014 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 21:39:55,036 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,087 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 21:39:55,088 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,090 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 21:39:55,090 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,092 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 21:39:55,093 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,118 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 21:39:55,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,120 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2020-08-18 21:39:55,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,122 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2020-08-18 21:39:55,123 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:55,130 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 21:39:55,131 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1284626647]
[2020-08-18 21:39:55,131 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 21:39:55,131 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 21:39:55,132 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645748030]
[2020-08-18 21:39:55,132 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 21:39:55,132 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 21:39:55,133 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 21:39:55,133 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 21:39:55,133 INFO  L87              Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 8 states.
[2020-08-18 21:39:55,508 WARN  L193               SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 21:39:55,841 WARN  L193               SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:39:56,080 WARN  L193               SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:39:56,304 WARN  L193               SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:39:57,048 WARN  L193               SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 21:39:58,000 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 21:39:58,000 INFO  L93              Difference]: Finished difference Result 287 states and 356 transitions.
[2020-08-18 21:39:58,001 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-18 21:39:58,001 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 51
[2020-08-18 21:39:58,002 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 21:39:58,006 INFO  L225             Difference]: With dead ends: 287
[2020-08-18 21:39:58,006 INFO  L226             Difference]: Without dead ends: 230
[2020-08-18 21:39:58,007 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2020-08-18 21:39:58,008 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 230 states.
[2020-08-18 21:39:58,065 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 168.
[2020-08-18 21:39:58,065 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 168 states.
[2020-08-18 21:39:58,066 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions.
[2020-08-18 21:39:58,067 INFO  L78                 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51
[2020-08-18 21:39:58,067 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 21:39:58,067 INFO  L479      AbstractCegarLoop]: Abstraction has 168 states and 200 transitions.
[2020-08-18 21:39:58,067 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 21:39:58,067 INFO  L276                IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions.
[2020-08-18 21:39:58,069 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2020-08-18 21:39:58,069 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 21:39:58,070 INFO  L422         BasicCegarLoop]: trace 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-08-18 21:39:58,070 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-08-18 21:39:58,070 INFO  L427      AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 21:39:58,070 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 21:39:58,071 INFO  L82        PathProgramCache]: Analyzing trace with hash -1230938851, now seen corresponding path program 1 times
[2020-08-18 21:39:58,071 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 21:39:58,071 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1880213537]
[2020-08-18 21:39:58,071 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 21:39:58,125 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,420 WARN  L193               SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:39:58,421 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 21:39:58,436 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,454 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 21:39:58,455 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,456 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 21:39:58,456 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,457 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 21:39:58,458 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,460 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 21:39:58,461 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,462 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35
[2020-08-18 21:39:58,463 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,464 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40
[2020-08-18 21:39:58,465 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,482 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46
[2020-08-18 21:39:58,483 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:39:58,492 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 21:39:58,492 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1880213537]
[2020-08-18 21:39:58,492 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 21:39:58,493 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-08-18 21:39:58,493 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10070885]
[2020-08-18 21:39:58,494 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-08-18 21:39:58,494 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 21:39:58,494 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-08-18 21:39:58,494 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-08-18 21:39:58,495 INFO  L87              Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 7 states.
[2020-08-18 21:39:58,918 WARN  L193               SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 21:39:59,738 WARN  L193               SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:00,033 WARN  L193               SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:00,284 WARN  L193               SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:00,495 WARN  L193               SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 21:40:00,758 WARN  L193               SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 187
[2020-08-18 21:40:01,116 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 21:40:01,116 INFO  L93              Difference]: Finished difference Result 508 states and 647 transitions.
[2020-08-18 21:40:01,117 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-08-18 21:40:01,117 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 54
[2020-08-18 21:40:01,118 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 21:40:01,129 INFO  L225             Difference]: With dead ends: 508
[2020-08-18 21:40:01,129 INFO  L226             Difference]: Without dead ends: 364
[2020-08-18 21:40:01,131 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156
[2020-08-18 21:40:01,136 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 364 states.
[2020-08-18 21:40:01,236 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 291.
[2020-08-18 21:40:01,236 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 291 states.
[2020-08-18 21:40:01,238 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 350 transitions.
[2020-08-18 21:40:01,238 INFO  L78                 Accepts]: Start accepts. Automaton has 291 states and 350 transitions. Word has length 54
[2020-08-18 21:40:01,239 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 21:40:01,239 INFO  L479      AbstractCegarLoop]: Abstraction has 291 states and 350 transitions.
[2020-08-18 21:40:01,239 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-08-18 21:40:01,239 INFO  L276                IsEmpty]: Start isEmpty. Operand 291 states and 350 transitions.
[2020-08-18 21:40:01,242 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2020-08-18 21:40:01,242 INFO  L414         BasicCegarLoop]: Found error trace
[2020-08-18 21:40:01,242 INFO  L422         BasicCegarLoop]: trace 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, 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]
[2020-08-18 21:40:01,243 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-08-18 21:40:01,243 INFO  L427      AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-08-18 21:40:01,243 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-08-18 21:40:01,243 INFO  L82        PathProgramCache]: Analyzing trace with hash 274617433, now seen corresponding path program 1 times
[2020-08-18 21:40:01,243 INFO  L163   FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES
[2020-08-18 21:40:01,244 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1218727373]
[2020-08-18 21:40:01,244 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-08-18 21:40:01,266 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,508 WARN  L193               SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:40:01,509 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0
[2020-08-18 21:40:01,520 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,533 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6
[2020-08-18 21:40:01,534 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,535 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2020-08-18 21:40:01,536 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,537 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12
[2020-08-18 21:40:01,538 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,539 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18
[2020-08-18 21:40:01,540 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,555 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30
[2020-08-18 21:40:01,556 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,557 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39
[2020-08-18 21:40:01,558 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,559 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44
[2020-08-18 21:40:01,559 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,560 INFO  L375   atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50
[2020-08-18 21:40:01,561 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-08-18 21:40:01,582 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-08-18 21:40:01,583 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1218727373]
[2020-08-18 21:40:01,583 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-08-18 21:40:01,583 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-08-18 21:40:01,583 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306693936]
[2020-08-18 21:40:01,584 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-08-18 21:40:01,584 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES
[2020-08-18 21:40:01,584 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-08-18 21:40:01,584 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-08-18 21:40:01,585 INFO  L87              Difference]: Start difference. First operand 291 states and 350 transitions. Second operand 8 states.
[2020-08-18 21:40:01,933 WARN  L193               SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186
[2020-08-18 21:40:02,765 WARN  L193               SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:03,062 WARN  L193               SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:03,336 WARN  L193               SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188
[2020-08-18 21:40:03,506 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-08-18 21:40:03,506 INFO  L93              Difference]: Finished difference Result 591 states and 756 transitions.
[2020-08-18 21:40:03,507 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-08-18 21:40:03,507 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 58
[2020-08-18 21:40:03,507 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-08-18 21:40:03,508 INFO  L225             Difference]: With dead ends: 591
[2020-08-18 21:40:03,508 INFO  L226             Difference]: Without dead ends: 0
[2020-08-18 21:40:03,511 INFO  L675         BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156
[2020-08-18 21:40:03,512 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2020-08-18 21:40:03,512 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2020-08-18 21:40:03,512 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 0 states.
[2020-08-18 21:40:03,512 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2020-08-18 21:40:03,512 INFO  L78                 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58
[2020-08-18 21:40:03,513 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-08-18 21:40:03,513 INFO  L479      AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2020-08-18 21:40:03,513 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-08-18 21:40:03,513 INFO  L276                IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2020-08-18 21:40:03,513 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-08-18 21:40:03,513 WARN  L516      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-08-18 21:40:03,516 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2020-08-18 21:40:06,011 WARN  L193               SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:06,210 WARN  L193               SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 8
[2020-08-18 21:40:06,688 WARN  L193               SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 12
[2020-08-18 21:40:06,859 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:07,234 WARN  L193               SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8
[2020-08-18 21:40:07,407 WARN  L193               SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:07,639 WARN  L193               SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:07,813 WARN  L193               SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:08,017 WARN  L193               SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184
[2020-08-18 21:40:08,181 WARN  L193               SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 22
[2020-08-18 21:40:08,345 WARN  L193               SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 21:40:08,697 WARN  L193               SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8
[2020-08-18 21:40:08,864 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1
[2020-08-18 21:40:09,170 WARN  L193               SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 8
[2020-08-18 21:40:09,325 WARN  L193               SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 1
[2020-08-18 21:40:09,495 WARN  L193               SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 21:40:09,672 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 21:40:09,833 WARN  L193               SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24
[2020-08-18 21:40:10,009 WARN  L193               SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 1
[2020-08-18 21:40:10,288 WARN  L193               SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 8
[2020-08-18 21:40:10,598 WARN  L193               SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11
[2020-08-18 21:40:10,623 INFO  L268        CegarLoopResult]: For program point  L575(lines 575 579)  no Hoare annotation was computed.
[2020-08-18 21:40:10,623 INFO  L268        CegarLoopResult]: For program point  L575-1(lines 575 579)  no Hoare annotation was computed.
[2020-08-18 21:40:10,623 INFO  L268        CegarLoopResult]: For program point  L570(line 570)  no Hoare annotation was computed.
[2020-08-18 21:40:10,623 INFO  L268        CegarLoopResult]: For program point  L569-2(lines 569 590)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeFINAL(lines 544 599)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  L591(lines 568 592)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeEXIT(lines 544 599)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_freeENTRY(lines 544 599)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  L632(lines 632 636)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  L632-1(lines 632 636)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetFINAL(lines 600 659)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  L627(line 627)  no Hoare annotation was computed.
[2020-08-18 21:40:10,624 INFO  L268        CegarLoopResult]: For program point  L626-2(lines 626 651)  no Hoare annotation was computed.
[2020-08-18 21:40:10,625 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetENTRY(lines 600 659)  no Hoare annotation was computed.
[2020-08-18 21:40:10,625 INFO  L268        CegarLoopResult]: For program point  L652(lines 625 653)  no Hoare annotation was computed.
[2020-08-18 21:40:10,625 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_resetEXIT(lines 600 659)  no Hoare annotation was computed.
[2020-08-18 21:40:10,625 INFO  L268        CegarLoopResult]: For program point  L645(line 645)  no Hoare annotation was computed.
[2020-08-18 21:40:10,626 INFO  L268        CegarLoopResult]: For program point  L645-1(line 645)  no Hoare annotation was computed.
[2020-08-18 21:40:10,626 INFO  L271        CegarLoopResult]: At program point  select_helpersFINAL(lines 133 139)  the Hoare annotation is:  true
[2020-08-18 21:40:10,626 INFO  L268        CegarLoopResult]: For program point  select_helpersEXIT(lines 133 139)  no Hoare annotation was computed.
[2020-08-18 21:40:10,627 INFO  L268        CegarLoopResult]: For program point  valid_productEXIT(lines 140 148)  no Hoare annotation was computed.
[2020-08-18 21:40:10,627 INFO  L271        CegarLoopResult]: At program point  valid_productENTRY(lines 140 148)  the Hoare annotation is:  true
[2020-08-18 21:40:10,627 INFO  L268        CegarLoopResult]: For program point  valid_productFINAL(lines 140 148)  no Hoare annotation was computed.
[2020-08-18 21:40:10,628 INFO  L264        CegarLoopResult]: At program point  mainENTRY(lines 433 455)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,629 INFO  L264        CegarLoopResult]: At program point  L445(line 445)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,629 INFO  L264        CegarLoopResult]: At program point  L445-1(line 445)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,629 INFO  L268        CegarLoopResult]: For program point  L443(lines 443 450)  no Hoare annotation was computed.
[2020-08-18 21:40:10,629 INFO  L268        CegarLoopResult]: For program point  L443-1(lines 443 450)  no Hoare annotation was computed.
[2020-08-18 21:40:10,629 INFO  L268        CegarLoopResult]: For program point  L441(line 441)  no Hoare annotation was computed.
[2020-08-18 21:40:10,629 INFO  L268        CegarLoopResult]: For program point  mainEXIT(lines 433 455)  no Hoare annotation was computed.
[2020-08-18 21:40:10,629 INFO  L264        CegarLoopResult]: At program point  L440(line 440)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,630 INFO  L264        CegarLoopResult]: At program point  L439(line 439)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,630 INFO  L264        CegarLoopResult]: At program point  L439-1(line 439)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  mainFINAL(lines 433 455)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  Specification2EXIT(lines 392 415)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  Specification2ENTRY(lines 392 415)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  Specification2FINAL(lines 392 415)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  L410(line 410)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  L409(line 409)  no Hoare annotation was computed.
[2020-08-18 21:40:10,630 INFO  L268        CegarLoopResult]: For program point  L408(line 408)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L407(line 407)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L406(line 406)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L405(line 405)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L404(line 404)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L403(line 403)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L402(line 402)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L401(line 401)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L400(line 400)  no Hoare annotation was computed.
[2020-08-18 21:40:10,631 INFO  L268        CegarLoopResult]: For program point  L399(line 399)  no Hoare annotation was computed.
[2020-08-18 21:40:10,632 INFO  L268        CegarLoopResult]: For program point  L398(line 398)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L268        CegarLoopResult]: For program point  L397(line 397)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L268        CegarLoopResult]: For program point  stopSystemEXIT(lines 264 278)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L264        CegarLoopResult]: At program point  L270(line 270)  the Hoare annotation is:  (not (= |old(~pumpRunning~0)| 0))
[2020-08-18 21:40:10,633 INFO  L268        CegarLoopResult]: For program point  L268(lines 268 274)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L264        CegarLoopResult]: At program point  stopSystemENTRY(lines 264 278)  the Hoare annotation is:  (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))
[2020-08-18 21:40:10,633 INFO  L268        CegarLoopResult]: For program point  stopSystemFINAL(lines 264 278)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L268        CegarLoopResult]: For program point  isPumpRunningEXIT(lines 219 227)  no Hoare annotation was computed.
[2020-08-18 21:40:10,633 INFO  L271        CegarLoopResult]: At program point  isPumpRunningENTRY(lines 219 227)  the Hoare annotation is:  true
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  isPumpRunningFINAL(lines 219 227)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  L258-1(line 258)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  L247(lines 247 255)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  L247-2(lines 247 255)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  printPumpFINAL(lines 228 263)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  L235(lines 235 243)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  L235-2(lines 235 243)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  printPumpENTRY(lines 228 263)  no Hoare annotation was computed.
[2020-08-18 21:40:10,634 INFO  L268        CegarLoopResult]: For program point  printPumpEXIT(lines 228 263)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  L258(line 258)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  select_featuresEXIT(lines 126 132)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L271        CegarLoopResult]: At program point  select_featuresFINAL(lines 126 132)  the Hoare annotation is:  true
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setENTRY(lines 498 543)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setEXIT(lines 498 543)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__exception__cf_handler_setFINAL(lines 498 543)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  L831(lines 831 838)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeFINAL(lines 811 856)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  L825(lines 825 845)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  L825-1(lines 825 845)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeENTRY(lines 811 856)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argtypeEXIT(lines 811 856)  no Hoare annotation was computed.
[2020-08-18 21:40:10,635 INFO  L264        CegarLoopResult]: At program point  runTestENTRY(lines 423 432)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  runTestEXIT(lines 423 432)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  runTestFINAL(lines 423 432)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmENTRY(lines 208 218)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmEXIT(lines 208 218)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  isMethaneAlarmFINAL(lines 208 218)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  L213(line 213)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  L213-1(line 213)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L271        CegarLoopResult]: At program point  deactivatePumpENTRY(lines 200 207)  the Hoare annotation is:  true
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  deactivatePumpEXIT(lines 200 207)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  deactivatePumpFINAL(lines 200 207)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L268        CegarLoopResult]: For program point  processEnvironmentEXIT(lines 185 191)  no Hoare annotation was computed.
[2020-08-18 21:40:10,636 INFO  L271        CegarLoopResult]: At program point  processEnvironmentFINAL(lines 185 191)  the Hoare annotation is:  true
[2020-08-18 21:40:10,637 INFO  L264        CegarLoopResult]: At program point  testENTRY(lines 45 110)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,637 INFO  L264        CegarLoopResult]: At program point  L93(line 93)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  L91(lines 91 97)  no Hoare annotation was computed.
[2020-08-18 21:40:10,637 INFO  L264        CegarLoopResult]: At program point  L91-1(lines 85 98)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  L56(lines 55 102)  no Hoare annotation was computed.
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  testFINAL(lines 45 110)  no Hoare annotation was computed.
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  L85(lines 85 98)  no Hoare annotation was computed.
[2020-08-18 21:40:10,637 INFO  L264        CegarLoopResult]: At program point  L77(line 77)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  L75(lines 75 81)  no Hoare annotation was computed.
[2020-08-18 21:40:10,637 INFO  L268        CegarLoopResult]: For program point  L75-1(lines 75 81)  no Hoare annotation was computed.
[2020-08-18 21:40:10,638 INFO  L264        CegarLoopResult]: At program point  L100(lines 55 102)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-18 21:40:10,638 INFO  L264        CegarLoopResult]: At program point  L67(line 67)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)))
[2020-08-18 21:40:10,638 INFO  L268        CegarLoopResult]: For program point  L65(lines 65 71)  no Hoare annotation was computed.
[2020-08-18 21:40:10,638 INFO  L268        CegarLoopResult]: For program point  L65-1(lines 65 71)  no Hoare annotation was computed.
[2020-08-18 21:40:10,638 INFO  L268        CegarLoopResult]: For program point  L57(lines 57 61)  no Hoare annotation was computed.
[2020-08-18 21:40:10,638 INFO  L264        CegarLoopResult]: At program point  L103(lines 54 104)  the Hoare annotation is:  (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))
[2020-08-18 21:40:10,638 INFO  L268        CegarLoopResult]: For program point  testEXIT(lines 45 110)  no Hoare annotation was computed.
[2020-08-18 21:40:10,638 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argENTRY(lines 765 810)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argEXIT(lines 765 810)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  L785(lines 785 792)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  __utac__get_this_argFINAL(lines 765 810)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  L779(lines 779 799)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  L779-1(lines 779 799)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  L336(lines 336 344)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  L336-2(lines 336 344)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  printEnvironmentEXIT(lines 328 350)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  printEnvironmentENTRY(lines 328 350)  no Hoare annotation was computed.
[2020-08-18 21:40:10,639 INFO  L268        CegarLoopResult]: For program point  printEnvironmentFINAL(lines 328 350)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  select_oneENTRY(lines 116 125)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  select_oneFINAL(lines 116 125)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  select_oneEXIT(lines 116 125)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtENTRY(lines 662 764)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L727(line 727)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L727-1(line 727)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L686(lines 686 690)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L750(lines 750 761)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L713(lines 713 717)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtFINAL(lines 662 764)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L711-2(lines 711 731)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L732(lines 710 733)  no Hoare annotation was computed.
[2020-08-18 21:40:10,640 INFO  L268        CegarLoopResult]: For program point  L691(lines 691 707)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  __utac__error_stack_mgtEXIT(lines 662 764)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  L751(lines 751 758)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  L712(lines 711 731)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  L743(line 743)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  L743-1(line 743)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  L708(lines 708 749)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L264        CegarLoopResult]: At program point  ULTIMATE.initENTRY(line -1)  the Hoare annotation is:  (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#NULL.offset| |old(#NULL.offset)|))
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.initEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,641 INFO  L268        CegarLoopResult]: For program point  activatePumpFINAL(lines 192 199)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  activatePumpEXIT(lines 192 199)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  activatePumpENTRY(lines 192 199)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  getWaterLevelENTRY(lines 351 359)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  getWaterLevelFINAL(lines 351 359)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  getWaterLevelEXIT(lines 351 359)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L264        CegarLoopResult]: At program point  changeMethaneLevelENTRY(lines 307 318)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  L311-1(lines 307 318)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  changeMethaneLevelEXIT(lines 307 318)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intENTRY(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L268        CegarLoopResult]: For program point  ##fun~int~X~int~TO~intFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,642 INFO  L264        CegarLoopResult]: At program point  timeShiftENTRY(lines 161 184)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-18 21:40:10,643 INFO  L264        CegarLoopResult]: At program point  L174(line 174)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0))))
[2020-08-18 21:40:10,643 INFO  L264        CegarLoopResult]: At program point  L172(lines 172 178)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  timeShiftEXIT(lines 161 184)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L264        CegarLoopResult]: At program point  L167(line 167)  the Hoare annotation is:  (not (= ~pumpRunning~0 0))
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  timeShiftFINAL(lines 161 184)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  L165(lines 164 183)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  cleanupEXIT(lines 362 391)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  L383(line 383)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L271        CegarLoopResult]: At program point  cleanupENTRY(lines 362 391)  the Hoare annotation is:  true
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  L376(lines 376 380)  no Hoare annotation was computed.
[2020-08-18 21:40:10,643 INFO  L271        CegarLoopResult]: At program point  L376-1(lines 376 380)  the Hoare annotation is:  true
[2020-08-18 21:40:10,643 INFO  L268        CegarLoopResult]: For program point  L373(line 373)  no Hoare annotation was computed.
[2020-08-18 21:40:10,644 INFO  L271        CegarLoopResult]: At program point  L372-2(lines 372 386)  the Hoare annotation is:  true
[2020-08-18 21:40:10,644 INFO  L271        CegarLoopResult]: At program point  L368(line 368)  the Hoare annotation is:  true
[2020-08-18 21:40:10,644 INFO  L268        CegarLoopResult]: For program point  L368-1(line 368)  no Hoare annotation was computed.
[2020-08-18 21:40:10,644 INFO  L271        CegarLoopResult]: At program point  L387(lines 362 391)  the Hoare annotation is:  true
[2020-08-18 21:40:10,644 INFO  L271        CegarLoopResult]: At program point  isMethaneLevelCriticalENTRY(lines 319 327)  the Hoare annotation is:  true
[2020-08-18 21:40:10,644 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalFINAL(lines 319 327)  no Hoare annotation was computed.
[2020-08-18 21:40:10,644 INFO  L268        CegarLoopResult]: For program point  isMethaneLevelCriticalEXIT(lines 319 327)  no Hoare annotation was computed.
[2020-08-18 21:40:10,644 INFO  L271        CegarLoopResult]: At program point  lowerWaterLevelENTRY(lines 283 294)  the Hoare annotation is:  true
[2020-08-18 21:40:10,644 INFO  L268        CegarLoopResult]: For program point  L287-1(lines 283 294)  no Hoare annotation was computed.
[2020-08-18 21:40:10,644 INFO  L268        CegarLoopResult]: For program point  lowerWaterLevelEXIT(lines 283 294)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  setupEXIT(lines 416 422)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L271        CegarLoopResult]: At program point  setupFINAL(lines 416 422)  the Hoare annotation is:  true
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startEXIT(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L264        CegarLoopResult]: At program point  L-1(line -1)  the Hoare annotation is:  (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0))
[2020-08-18 21:40:10,645 INFO  L271        CegarLoopResult]: At program point  ULTIMATE.startENTRY(line -1)  the Hoare annotation is:  true
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  ULTIMATE.startFINAL(line -1)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  waterRiseEXIT(lines 295 306)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  L299-1(lines 295 306)  no Hoare annotation was computed.
[2020-08-18 21:40:10,645 INFO  L264        CegarLoopResult]: At program point  waterRiseENTRY(lines 295 306)  the Hoare annotation is:  (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)))
[2020-08-18 21:40:10,645 INFO  L268        CegarLoopResult]: For program point  __automaton_failFINAL(lines 457 464)  no Hoare annotation was computed.
[2020-08-18 21:40:10,646 INFO  L268        CegarLoopResult]: For program point  __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 461)  no Hoare annotation was computed.
[2020-08-18 21:40:10,646 INFO  L271        CegarLoopResult]: At program point  __automaton_failENTRY(lines 457 464)  the Hoare annotation is:  true
[2020-08-18 21:40:10,646 INFO  L268        CegarLoopResult]: For program point  __automaton_failEXIT(lines 457 464)  no Hoare annotation was computed.
[2020-08-18 21:40:10,646 INFO  L264        CegarLoopResult]: At program point  L480(line 480)  the Hoare annotation is:  (not (= ~pumpRunning~0 0))
[2020-08-18 21:40:10,646 INFO  L268        CegarLoopResult]: For program point  L478(lines 478 484)  no Hoare annotation was computed.
[2020-08-18 21:40:10,646 INFO  L271        CegarLoopResult]: At program point  __utac_acc__Specification1_spec__1ENTRY(lines 466 490)  the Hoare annotation is:  true
[2020-08-18 21:40:10,646 INFO  L264        CegarLoopResult]: At program point  L476(line 476)  the Hoare annotation is:  (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)))
[2020-08-18 21:40:10,646 INFO  L268        CegarLoopResult]: For program point  L476-1(line 476)  no Hoare annotation was computed.
[2020-08-18 21:40:10,646 INFO  L268        CegarLoopResult]: For program point  L474(lines 474 487)  no Hoare annotation was computed.
[2020-08-18 21:40:10,647 INFO  L268        CegarLoopResult]: For program point  L474-1(lines 466 490)  no Hoare annotation was computed.
[2020-08-18 21:40:10,647 INFO  L271        CegarLoopResult]: At program point  L472(line 472)  the Hoare annotation is:  true
[2020-08-18 21:40:10,647 INFO  L268        CegarLoopResult]: For program point  __utac_acc__Specification1_spec__1EXIT(lines 466 490)  no Hoare annotation was computed.
[2020-08-18 21:40:10,647 INFO  L268        CegarLoopResult]: For program point  L472-1(line 472)  no Hoare annotation was computed.
[2020-08-18 21:40:10,681 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:40:10 BoogieIcfgContainer
[2020-08-18 21:40:10,681 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-08-18 21:40:10,685 INFO  L168              Benchmark]: Toolchain (without parser) took 21518.42 ms. Allocated memory was 140.0 MB in the beginning and 591.4 MB in the end (delta: 451.4 MB). Free memory was 101.9 MB in the beginning and 331.8 MB in the end (delta: -229.9 MB). Peak memory consumption was 434.1 MB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,686 INFO  L168              Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,686 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 673.44 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 174.1 MB in the end (delta: -72.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,691 INFO  L168              Benchmark]: Boogie Preprocessor took 111.90 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 169.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,692 INFO  L168              Benchmark]: RCFGBuilder took 1122.60 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 169.2 MB in the beginning and 205.3 MB in the end (delta: -36.1 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,696 INFO  L168              Benchmark]: TraceAbstraction took 19605.95 ms. Allocated memory was 236.5 MB in the beginning and 591.4 MB in the end (delta: 354.9 MB). Free memory was 205.3 MB in the beginning and 331.8 MB in the end (delta: -126.5 MB). Peak memory consumption was 441.0 MB. Max. memory is 7.1 GB.
[2020-08-18 21:40:10,704 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.1 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 673.44 ms. Allocated memory was 140.0 MB in the beginning and 202.9 MB in the end (delta: 62.9 MB). Free memory was 101.9 MB in the beginning and 174.1 MB in the end (delta: -72.2 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 111.90 ms. Allocated memory is still 202.9 MB. Free memory was 174.1 MB in the beginning and 169.2 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 1122.60 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 169.2 MB in the beginning and 205.3 MB in the end (delta: -36.1 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 19605.95 ms. Allocated memory was 236.5 MB in the beginning and 591.4 MB in the end (delta: 354.9 MB). Free memory was 205.3 MB in the beginning and 331.8 MB in the end (delta: -126.5 MB). Peak memory consumption was 441.0 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - PositiveResult [Line: 461]: 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: 372]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 54]: Loop Invariant
    Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)
  - InvariantResult [Line: 362]: Loop Invariant
    Derived loop invariant: 1
  - InvariantResult [Line: 55]: Loop Invariant
    Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0)
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 35 procedures, 200 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 12.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 388 SDtfs, 580 SDslu, 352 SDs, 0 SdLazy, 1429 SolverSat, 351 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=291occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 188 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 328 PreInvPairs, 397 NumberOfFragments, 617 HoareAnnotationTreeSize, 328 FomulaSimplifications, 46016 FormulaSimplificationTreeSizeReduction, 2.2s HoareSimplificationTime, 44 FomulaSimplificationsInter, 14346 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 69776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be correct!
Received shutdown request...