./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e3a30f3e039239baba08dd6989ee3f84e0fd49b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:19:54,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:19:54,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:19:54,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:19:54,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:19:54,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:19:54,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:19:54,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:19:54,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:19:54,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:19:54,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:19:54,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:19:54,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:19:54,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:19:54,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:19:54,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:19:54,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:19:54,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:19:54,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:19:54,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:19:54,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:19:54,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:19:54,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:19:54,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:19:54,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:19:54,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:19:54,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:19:54,693 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:19:54,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:19:54,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:19:54,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:19:54,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:19:54,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:19:54,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:19:54,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:19:54,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:19:54,700 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:19:54,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:19:54,701 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:19:54,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:19:54,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:19:54,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:19:54,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:19:54,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:19:54,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:19:54,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:19:54,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:19:54,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:19:54,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:19:54,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:19:54,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:19:54,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:19:54,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:19:54,723 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:19:54,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:19:54,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:19:54,724 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:19:54,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:19:54,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:19:54,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:19:54,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:19:54,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:19:54,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:19:54,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:19:54,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:19:54,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:19:54,727 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:19:54,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:19:54,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:19:54,727 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:19:54,728 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e3a30f3e039239baba08dd6989ee3f84e0fd49b [2019-11-28 00:19:55,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:19:55,076 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:19:55,079 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:19:55,081 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:19:55,082 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:19:55,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c [2019-11-28 00:19:55,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8c804eb/7590f538c57549e3bff74f920ab7a19a/FLAG3a25645bc [2019-11-28 00:19:55,618 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:19:55,621 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product06.cil.c [2019-11-28 00:19:55,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8c804eb/7590f538c57549e3bff74f920ab7a19a/FLAG3a25645bc [2019-11-28 00:19:55,923 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c8c804eb/7590f538c57549e3bff74f920ab7a19a [2019-11-28 00:19:55,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:19:55,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:19:55,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:19:55,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:19:55,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:19:55,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:19:55" (1/1) ... [2019-11-28 00:19:55,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c880e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:55, skipping insertion in model container [2019-11-28 00:19:55,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:19:55" (1/1) ... [2019-11-28 00:19:55,952 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:19:56,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:19:56,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:19:56,669 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:19:56,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:19:56,789 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:19:56,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56 WrapperNode [2019-11-28 00:19:56,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:19:56,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:19:56,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:19:56,792 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:19:56,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,879 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:19:56,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:19:56,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:19:56,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:19:56,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... [2019-11-28 00:19:56,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:19:56,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:19:56,921 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:19:56,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:19:56,922 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-11-28 00:19:57,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:19:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:19:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:19:57,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:19:57,886 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:19:57,887 INFO L297 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-28 00:19:57,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:19:57 BoogieIcfgContainer [2019-11-28 00:19:57,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:19:57,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:19:57,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:19:57,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:19:57,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:19:55" (1/3) ... [2019-11-28 00:19:57,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2a7145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:19:57, skipping insertion in model container [2019-11-28 00:19:57,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:19:56" (2/3) ... [2019-11-28 00:19:57,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2a7145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:19:57, skipping insertion in model container [2019-11-28 00:19:57,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:19:57" (3/3) ... [2019-11-28 00:19:57,903 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product06.cil.c [2019-11-28 00:19:57,913 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:19:57,921 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:19:57,933 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:19:57,964 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:19:57,964 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:19:57,964 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:19:57,964 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:19:57,965 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:19:57,965 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:19:57,965 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:19:57,966 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:19:57,987 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-28 00:19:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:19:57,996 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:19:57,997 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:19:57,999 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:19:58,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:19:58,005 INFO L82 PathProgramCache]: Analyzing trace with hash 655576763, now seen corresponding path program 1 times [2019-11-28 00:19:58,016 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:19:58,017 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806708128] [2019-11-28 00:19:58,017 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:19:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:19:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:19:58,320 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806708128] [2019-11-28 00:19:58,321 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:19:58,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:19:58,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855685602] [2019-11-28 00:19:58,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:19:58,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:19:58,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:19:58,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:19:58,346 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-28 00:19:58,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:19:58,375 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-11-28 00:19:58,376 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:19:58,377 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:19:58,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:19:58,391 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:19:58,391 INFO L226 Difference]: Without dead ends: 65 [2019-11-28 00:19:58,396 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:19:58,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-28 00:19:58,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-28 00:19:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-28 00:19:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-11-28 00:19:58,438 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-11-28 00:19:58,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:19:58,439 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-11-28 00:19:58,440 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:19:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-11-28 00:19:58,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:19:58,441 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:19:58,442 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:19:58,442 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:19:58,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:19:58,443 INFO L82 PathProgramCache]: Analyzing trace with hash -391180134, now seen corresponding path program 1 times [2019-11-28 00:19:58,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:19:58,443 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110091837] [2019-11-28 00:19:58,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:19:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:19:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:19:58,568 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110091837] [2019-11-28 00:19:58,568 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:19:58,568 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:19:58,569 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97845290] [2019-11-28 00:19:58,570 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:19:58,571 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:19:58,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:19:58,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:19:58,572 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-11-28 00:19:58,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:19:58,588 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-11-28 00:19:58,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:19:58,589 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:19:58,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:19:58,590 INFO L225 Difference]: With dead ends: 65 [2019-11-28 00:19:58,591 INFO L226 Difference]: Without dead ends: 31 [2019-11-28 00:19:58,592 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:19:58,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-28 00:19:58,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-28 00:19:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-28 00:19:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-28 00:19:58,598 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-11-28 00:19:58,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:19:58,598 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-28 00:19:58,598 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:19:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-28 00:19:58,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:19:58,600 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:19:58,600 INFO L410 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] [2019-11-28 00:19:58,600 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:19:58,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:19:58,601 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2019-11-28 00:19:58,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:19:58,601 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629550453] [2019-11-28 00:19:58,602 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:19:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:19:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:19:58,719 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629550453] [2019-11-28 00:19:58,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:19:58,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:19:58,723 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319491727] [2019-11-28 00:19:58,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:19:58,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:19:58,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:19:58,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:19:58,724 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-11-28 00:19:58,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:19:58,754 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-11-28 00:19:58,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:19:58,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:19:58,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:19:58,755 INFO L225 Difference]: With dead ends: 56 [2019-11-28 00:19:58,756 INFO L226 Difference]: Without dead ends: 31 [2019-11-28 00:19:58,758 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:19:58,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-28 00:19:58,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-28 00:19:58,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-28 00:19:58,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-11-28 00:19:58,769 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-11-28 00:19:58,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:19:58,769 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-11-28 00:19:58,769 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:19:58,769 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-11-28 00:19:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:19:58,770 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:19:58,771 INFO L410 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] [2019-11-28 00:19:58,772 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:19:58,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:19:58,773 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2019-11-28 00:19:58,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:19:58,773 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202135233] [2019-11-28 00:19:58,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:19:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:19:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:19:58,955 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202135233] [2019-11-28 00:19:58,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:19:58,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:19:58,956 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263252302] [2019-11-28 00:19:58,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:19:58,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:19:58,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:19:58,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:19:58,958 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2019-11-28 00:19:59,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:19:59,179 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2019-11-28 00:19:59,187 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:19:59,187 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:19:59,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:19:59,189 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:19:59,189 INFO L226 Difference]: Without dead ends: 107 [2019-11-28 00:19:59,190 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:19:59,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-28 00:19:59,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2019-11-28 00:19:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-28 00:19:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2019-11-28 00:19:59,205 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2019-11-28 00:19:59,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:19:59,205 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2019-11-28 00:19:59,206 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:19:59,206 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-11-28 00:19:59,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:19:59,207 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:19:59,207 INFO L410 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] [2019-11-28 00:19:59,208 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:19:59,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:19:59,208 INFO L82 PathProgramCache]: Analyzing trace with hash -1414455604, now seen corresponding path program 1 times [2019-11-28 00:19:59,209 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:19:59,209 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534220970] [2019-11-28 00:19:59,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:19:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:19:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:19:59,289 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534220970] [2019-11-28 00:19:59,289 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:19:59,289 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:19:59,289 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842445114] [2019-11-28 00:19:59,290 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:19:59,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:19:59,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:19:59,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:19:59,291 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2019-11-28 00:19:59,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:19:59,369 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2019-11-28 00:19:59,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:19:59,370 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:19:59,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:19:59,371 INFO L225 Difference]: With dead ends: 144 [2019-11-28 00:19:59,371 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:19:59,372 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:19:59,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:19:59,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:19:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:19:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:19:59,373 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:19:59,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:19:59,374 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:19:59,374 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:19:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:19:59,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:19:59,377 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:19:59,672 INFO L242 CegarLoopResult]: At program point L828(lines 823 831) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,673 INFO L242 CegarLoopResult]: At program point L828-1(lines 823 831) the Hoare annotation is: false [2019-11-28 00:19:59,673 INFO L242 CegarLoopResult]: At program point L828-2(lines 823 831) the Hoare annotation is: false [2019-11-28 00:19:59,673 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,673 INFO L246 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2019-11-28 00:19:59,673 INFO L249 CegarLoopResult]: At program point L531-1(lines 531 538) the Hoare annotation is: true [2019-11-28 00:19:59,674 INFO L246 CegarLoopResult]: For program point L779(lines 779 787) no Hoare annotation was computed. [2019-11-28 00:19:59,675 INFO L246 CegarLoopResult]: For program point L779-1(lines 779 787) no Hoare annotation was computed. [2019-11-28 00:19:59,676 INFO L246 CegarLoopResult]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2019-11-28 00:19:59,676 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:19:59,676 INFO L246 CegarLoopResult]: For program point L697(lines 697 703) no Hoare annotation was computed. [2019-11-28 00:19:59,676 INFO L242 CegarLoopResult]: At program point L697-1(lines 697 703) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,677 INFO L246 CegarLoopResult]: For program point L715(lines 715 719) no Hoare annotation was computed. [2019-11-28 00:19:59,677 INFO L242 CegarLoopResult]: At program point L715-2(lines 743 749) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,677 INFO L246 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2019-11-28 00:19:59,678 INFO L242 CegarLoopResult]: At program point L750(lines 750 756) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,678 INFO L242 CegarLoopResult]: At program point L750-1(lines 750 756) the Hoare annotation is: false [2019-11-28 00:19:59,678 INFO L242 CegarLoopResult]: At program point L750-2(lines 750 756) the Hoare annotation is: false [2019-11-28 00:19:59,678 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:19:59,679 INFO L246 CegarLoopResult]: For program point L604(lines 604 608) no Hoare annotation was computed. [2019-11-28 00:19:59,679 INFO L242 CegarLoopResult]: At program point L439(lines 434 442) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:19:59,679 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,679 INFO L242 CegarLoopResult]: At program point L819(lines 812 822) the Hoare annotation is: false [2019-11-28 00:19:59,680 INFO L242 CegarLoopResult]: At program point L819-1(lines 812 822) the Hoare annotation is: false [2019-11-28 00:19:59,680 INFO L242 CegarLoopResult]: At program point L819-2(lines 812 822) the Hoare annotation is: false [2019-11-28 00:19:59,681 INFO L246 CegarLoopResult]: For program point L687(lines 687 693) no Hoare annotation was computed. [2019-11-28 00:19:59,682 INFO L242 CegarLoopResult]: At program point L687-1(lines 687 693) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,682 INFO L242 CegarLoopResult]: At program point L456-2(lines 456 470) the Hoare annotation is: false [2019-11-28 00:19:59,683 INFO L246 CegarLoopResult]: For program point L556(lines 556 569) no Hoare annotation was computed. [2019-11-28 00:19:59,684 INFO L242 CegarLoopResult]: At program point L556-1(lines 1 875) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,685 INFO L246 CegarLoopResult]: For program point L556-2(lines 556 569) no Hoare annotation was computed. [2019-11-28 00:19:59,685 INFO L242 CegarLoopResult]: At program point L556-3(lines 1 875) the Hoare annotation is: false [2019-11-28 00:19:59,685 INFO L246 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-28 00:19:59,686 INFO L246 CegarLoopResult]: For program point L556-4(lines 556 569) no Hoare annotation was computed. [2019-11-28 00:19:59,686 INFO L242 CegarLoopResult]: At program point L556-5(lines 1 875) the Hoare annotation is: false [2019-11-28 00:19:59,686 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:19:59,686 INFO L249 CegarLoopResult]: At program point L540(lines 521 543) the Hoare annotation is: true [2019-11-28 00:19:59,688 INFO L242 CegarLoopResult]: At program point L507(lines 503 509) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:19:59,692 INFO L246 CegarLoopResult]: For program point L707(lines 707 720) no Hoare annotation was computed. [2019-11-28 00:19:59,693 INFO L246 CegarLoopResult]: For program point L592(lines 592 596) no Hoare annotation was computed. [2019-11-28 00:19:59,693 INFO L246 CegarLoopResult]: For program point L592-3(lines 592 596) no Hoare annotation was computed. [2019-11-28 00:19:59,693 INFO L246 CegarLoopResult]: For program point L460(lines 460 464) no Hoare annotation was computed. [2019-11-28 00:19:59,693 INFO L246 CegarLoopResult]: For program point L460-1(lines 743 749) no Hoare annotation was computed. [2019-11-28 00:19:59,694 INFO L246 CegarLoopResult]: For program point L592-6(lines 592 596) no Hoare annotation was computed. [2019-11-28 00:19:59,695 INFO L242 CegarLoopResult]: At program point L725(lines 676 726) the Hoare annotation is: false [2019-11-28 00:19:59,695 INFO L246 CegarLoopResult]: For program point L560(lines 560 566) no Hoare annotation was computed. [2019-11-28 00:19:59,695 INFO L246 CegarLoopResult]: For program point L560-2(lines 560 566) no Hoare annotation was computed. [2019-11-28 00:19:59,695 INFO L246 CegarLoopResult]: For program point L560-4(lines 560 566) no Hoare annotation was computed. [2019-11-28 00:19:59,696 INFO L246 CegarLoopResult]: For program point L775(lines 775 792) no Hoare annotation was computed. [2019-11-28 00:19:59,696 INFO L246 CegarLoopResult]: For program point L775-1(lines 775 792) no Hoare annotation was computed. [2019-11-28 00:19:59,703 INFO L246 CegarLoopResult]: For program point L775-2(lines 775 792) no Hoare annotation was computed. [2019-11-28 00:19:59,703 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:19:59,704 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,704 INFO L242 CegarLoopResult]: At program point L743(lines 742 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,704 INFO L246 CegarLoopResult]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2019-11-28 00:19:59,705 INFO L242 CegarLoopResult]: At program point L743-2(lines 742 761) the Hoare annotation is: false [2019-11-28 00:19:59,705 INFO L242 CegarLoopResult]: At program point L743-3(lines 742 761) the Hoare annotation is: false [2019-11-28 00:19:59,705 INFO L246 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,705 INFO L246 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,706 INFO L246 CegarLoopResult]: For program point L578-2(line 578) no Hoare annotation was computed. [2019-11-28 00:19:59,706 INFO L246 CegarLoopResult]: For program point L678(lines 677 724) no Hoare annotation was computed. [2019-11-28 00:19:59,706 INFO L242 CegarLoopResult]: At program point L629(lines 624 632) the Hoare annotation is: false [2019-11-28 00:19:59,706 INFO L242 CegarLoopResult]: At program point L629-1(lines 624 632) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:19:59,707 INFO L242 CegarLoopResult]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2019-11-28 00:19:59,707 INFO L242 CegarLoopResult]: At program point L629-3(lines 624 632) the Hoare annotation is: false [2019-11-28 00:19:59,707 INFO L242 CegarLoopResult]: At program point L629-4(lines 624 632) the Hoare annotation is: false [2019-11-28 00:19:59,707 INFO L242 CegarLoopResult]: At program point L629-5(lines 624 632) the Hoare annotation is: false [2019-11-28 00:19:59,708 INFO L242 CegarLoopResult]: At program point L431(lines 1 875) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:19:59,708 INFO L246 CegarLoopResult]: For program point L679(lines 679 683) no Hoare annotation was computed. [2019-11-28 00:19:59,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:19:59 BoogieIcfgContainer [2019-11-28 00:19:59,738 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:19:59,739 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:19:59,739 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:19:59,739 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:19:59,740 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:19:57" (3/4) ... [2019-11-28 00:19:59,745 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:19:59,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:19:59,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:19:59,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:19:59,787 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:19:59,788 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:19:59,788 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:19:59,789 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:19:59,831 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:19:59,929 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:19:59,929 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:19:59,943 INFO L168 Benchmark]: Toolchain (without parser) took 4003.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 957.7 MB in the beginning and 925.5 MB in the end (delta: 32.1 MB). Peak memory consumption was 176.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,943 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:19:59,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,944 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,945 INFO L168 Benchmark]: Boogie Preprocessor took 40.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:19:59,945 INFO L168 Benchmark]: RCFGBuilder took 968.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,947 INFO L168 Benchmark]: TraceAbstraction took 1847.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,947 INFO L168 Benchmark]: Witness Printer took 191.00 ms. Allocated memory is still 1.2 GB. Free memory was 939.1 MB in the beginning and 925.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:19:59,951 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 857.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 87.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.69 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 968.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1847.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 939.1 MB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. * Witness Printer took 191.00 ms. Allocated memory is still 1.2 GB. Free memory was 939.1 MB in the beginning and 925.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 676]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 812]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 697]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 434]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Result: SAFE, OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 286 SDtfs, 276 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1285 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...