./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c 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_product19.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 db72a434ba2554f10f7540a58e5ab1c726dc8fbe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:11,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:11,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:11,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:11,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:11,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:11,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:11,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:11,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:11,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:11,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:11,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:11,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:11,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:11,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:11,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:11,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:11,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:11,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:11,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:11,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:11,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:11,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:11,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:11,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:11,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:11,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:11,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:11,072 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:11,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:11,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:11,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:11,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:11,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:11,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:11,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:11,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:11,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:11,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:11,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:11,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:11,088 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:11,105 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:11,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:11,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:11,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:11,107 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:11,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:11,108 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:11,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:11,108 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:11,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:11,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:11,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:11,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:11,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:11,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:11,110 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:11,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:11,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:11,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:11,112 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:11,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:11,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:11,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:11,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:11,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:11,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:11,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:11,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:11,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:11,115 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 -> db72a434ba2554f10f7540a58e5ab1c726dc8fbe [2019-11-28 17:24:11,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:11,460 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:11,464 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:11,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:11,466 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:11,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-11-28 17:24:11,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc16ad73f/babc5d276c0741bcb674f2e49efe4fae/FLAG378336ec0 [2019-11-28 17:24:12,081 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:12,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-11-28 17:24:12,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc16ad73f/babc5d276c0741bcb674f2e49efe4fae/FLAG378336ec0 [2019-11-28 17:24:12,395 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc16ad73f/babc5d276c0741bcb674f2e49efe4fae [2019-11-28 17:24:12,399 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:12,401 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:12,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:12,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:12,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:12,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:12" (1/1) ... [2019-11-28 17:24:12,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7b6a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:12, skipping insertion in model container [2019-11-28 17:24:12,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:12" (1/1) ... [2019-11-28 17:24:12,415 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:12,471 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:12,937 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:12,951 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:13,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:13,120 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:13,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13 WrapperNode [2019-11-28 17:24:13,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:13,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:13,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:13,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:13,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:13,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:13,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:13,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:13,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,241 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (1/1) ... [2019-11-28 17:24:13,256 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:13,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:13,257 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:13,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:13,260 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (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 17:24:13,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:13,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:13,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:13,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:14,057 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:14,057 INFO L287 CfgBuilder]: Removed 100 assume(true) statements. [2019-11-28 17:24:14,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:14 BoogieIcfgContainer [2019-11-28 17:24:14,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:14,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:14,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:14,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:14,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:12" (1/3) ... [2019-11-28 17:24:14,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b557d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:14, skipping insertion in model container [2019-11-28 17:24:14,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:13" (2/3) ... [2019-11-28 17:24:14,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b557d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:14, skipping insertion in model container [2019-11-28 17:24:14,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:14" (3/3) ... [2019-11-28 17:24:14,067 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19.cil.c [2019-11-28 17:24:14,077 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:14,086 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:14,098 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:14,124 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:14,125 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:14,125 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:14,125 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:14,126 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:14,126 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:14,126 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:14,126 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-11-28 17:24:14,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:14,147 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:14,149 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:14,149 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:14,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:14,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1613004623, now seen corresponding path program 1 times [2019-11-28 17:24:14,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:14,165 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82833505] [2019-11-28 17:24:14,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:14,465 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 17:24:14,466 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82833505] [2019-11-28 17:24:14,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:14,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:14,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668839343] [2019-11-28 17:24:14,476 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:14,477 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:14,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:14,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:14,495 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-11-28 17:24:14,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:14,530 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-11-28 17:24:14,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:14,532 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:14,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:14,543 INFO L225 Difference]: With dead ends: 148 [2019-11-28 17:24:14,544 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 17:24:14,548 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 17:24:14,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 17:24:14,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 17:24:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 17:24:14,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-11-28 17:24:14,597 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-11-28 17:24:14,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:14,597 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-11-28 17:24:14,598 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:14,598 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-11-28 17:24:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:14,600 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:14,600 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 17:24:14,600 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:14,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:14,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1635205776, now seen corresponding path program 1 times [2019-11-28 17:24:14,601 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:14,602 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664599344] [2019-11-28 17:24:14,602 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:14,744 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 17:24:14,744 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664599344] [2019-11-28 17:24:14,745 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:14,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:14,745 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529592866] [2019-11-28 17:24:14,747 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:14,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:14,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:14,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:14,748 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-11-28 17:24:14,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:14,760 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-11-28 17:24:14,761 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:14,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:14,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:14,763 INFO L225 Difference]: With dead ends: 73 [2019-11-28 17:24:14,763 INFO L226 Difference]: Without dead ends: 35 [2019-11-28 17:24:14,764 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 17:24:14,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-28 17:24:14,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-28 17:24:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-28 17:24:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-28 17:24:14,771 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-11-28 17:24:14,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:14,772 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-28 17:24:14,772 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:14,772 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-28 17:24:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:14,774 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:14,774 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 17:24:14,774 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:14,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:14,775 INFO L82 PathProgramCache]: Analyzing trace with hash -1451070739, now seen corresponding path program 1 times [2019-11-28 17:24:14,775 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:14,776 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057176372] [2019-11-28 17:24:14,776 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:14,837 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 17:24:14,837 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057176372] [2019-11-28 17:24:14,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:14,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:14,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814114413] [2019-11-28 17:24:14,839 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:14,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:14,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:14,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:14,840 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2019-11-28 17:24:14,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:14,870 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2019-11-28 17:24:14,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:14,872 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 17:24:14,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:14,873 INFO L225 Difference]: With dead ends: 93 [2019-11-28 17:24:14,875 INFO L226 Difference]: Without dead ends: 64 [2019-11-28 17:24:14,875 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:24:14,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2019-11-28 17:24:14,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2019-11-28 17:24:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-28 17:24:14,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2019-11-28 17:24:14,886 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2019-11-28 17:24:14,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:14,887 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2019-11-28 17:24:14,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2019-11-28 17:24:14,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:24:14,889 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:14,889 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 17:24:14,889 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:14,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:14,890 INFO L82 PathProgramCache]: Analyzing trace with hash 1281905457, now seen corresponding path program 1 times [2019-11-28 17:24:14,890 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:14,890 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228902841] [2019-11-28 17:24:14,890 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:14,990 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 17:24:14,991 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228902841] [2019-11-28 17:24:14,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:14,992 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:14,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555982623] [2019-11-28 17:24:14,992 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:14,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:14,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:14,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:14,994 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2019-11-28 17:24:15,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:15,175 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2019-11-28 17:24:15,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:15,177 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:24:15,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:15,183 INFO L225 Difference]: With dead ends: 298 [2019-11-28 17:24:15,185 INFO L226 Difference]: Without dead ends: 244 [2019-11-28 17:24:15,186 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 17:24:15,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2019-11-28 17:24:15,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2019-11-28 17:24:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2019-11-28 17:24:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2019-11-28 17:24:15,231 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2019-11-28 17:24:15,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:15,233 INFO L462 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2019-11-28 17:24:15,233 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2019-11-28 17:24:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:15,236 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:15,237 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 17:24:15,238 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:15,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:15,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1060203461, now seen corresponding path program 1 times [2019-11-28 17:24:15,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:15,239 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112964735] [2019-11-28 17:24:15,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:15,318 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 17:24:15,319 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112964735] [2019-11-28 17:24:15,319 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:15,319 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:15,320 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533804015] [2019-11-28 17:24:15,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:15,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:15,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:15,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:15,322 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2019-11-28 17:24:15,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:15,416 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2019-11-28 17:24:15,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:15,419 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:15,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:15,419 INFO L225 Difference]: With dead ends: 304 [2019-11-28 17:24:15,419 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:15,422 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 17:24:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:15,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:15,426 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 17:24:15,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:15,427 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:15,427 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:15,427 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:15,427 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:15,430 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:15,686 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,686 INFO L242 CegarLoopResult]: At program point L564(lines 1 911) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:15,687 INFO L242 CegarLoopResult]: At program point L168(lines 163 171) the Hoare annotation is: false [2019-11-28 17:24:15,687 INFO L242 CegarLoopResult]: At program point L168-1(lines 163 171) the Hoare annotation is: false [2019-11-28 17:24:15,687 INFO L246 CegarLoopResult]: For program point L102(lines 102 106) no Hoare annotation was computed. [2019-11-28 17:24:15,687 INFO L242 CegarLoopResult]: At program point L168-2(lines 163 171) the Hoare annotation is: false [2019-11-28 17:24:15,687 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:15,687 INFO L246 CegarLoopResult]: For program point L55(lines 55 61) no Hoare annotation was computed. [2019-11-28 17:24:15,688 INFO L246 CegarLoopResult]: For program point L55-2(lines 55 61) no Hoare annotation was computed. [2019-11-28 17:24:15,689 INFO L246 CegarLoopResult]: For program point L55-4(lines 55 61) no Hoare annotation was computed. [2019-11-28 17:24:15,689 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,689 INFO L246 CegarLoopResult]: For program point L73-1(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,689 INFO L246 CegarLoopResult]: For program point L73-2(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,690 INFO L246 CegarLoopResult]: For program point L866(lines 866 872) no Hoare annotation was computed. [2019-11-28 17:24:15,690 INFO L242 CegarLoopResult]: At program point L866-1(lines 866 872) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,691 INFO L246 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2019-11-28 17:24:15,691 INFO L246 CegarLoopResult]: For program point L90-3(lines 90 94) no Hoare annotation was computed. [2019-11-28 17:24:15,691 INFO L246 CegarLoopResult]: For program point L90-6(lines 90 94) no Hoare annotation was computed. [2019-11-28 17:24:15,692 INFO L246 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:15,692 INFO L246 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:15,692 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:15,693 INFO L246 CegarLoopResult]: For program point L834(lines 834 840) no Hoare annotation was computed. [2019-11-28 17:24:15,693 INFO L242 CegarLoopResult]: At program point L834-1(lines 834 840) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,693 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:15,693 INFO L242 CegarLoopResult]: At program point L686(lines 685 704) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,694 INFO L246 CegarLoopResult]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:24:15,694 INFO L242 CegarLoopResult]: At program point L686-2(lines 685 704) the Hoare annotation is: false [2019-11-28 17:24:15,694 INFO L242 CegarLoopResult]: At program point L686-3(lines 685 704) the Hoare annotation is: false [2019-11-28 17:24:15,695 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,695 INFO L249 CegarLoopResult]: At program point L671(lines 652 674) the Hoare annotation is: true [2019-11-28 17:24:15,695 INFO L242 CegarLoopResult]: At program point L638(lines 634 640) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:15,695 INFO L242 CegarLoopResult]: At program point L572(lines 567 575) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:15,696 INFO L246 CegarLoopResult]: For program point L886(lines 886 899) no Hoare annotation was computed. [2019-11-28 17:24:15,696 INFO L246 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,696 INFO L246 CegarLoopResult]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,696 INFO L246 CegarLoopResult]: For program point L820-3(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,697 INFO L246 CegarLoopResult]: For program point L820-5(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,702 INFO L246 CegarLoopResult]: For program point L820-6(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,703 INFO L246 CegarLoopResult]: For program point L820-8(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:24:15,703 INFO L242 CegarLoopResult]: At program point L589-2(lines 589 603) the Hoare annotation is: false [2019-11-28 17:24:15,703 INFO L242 CegarLoopResult]: At program point L771(lines 766 774) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,704 INFO L242 CegarLoopResult]: At program point L771-1(lines 766 774) the Hoare annotation is: false [2019-11-28 17:24:15,704 INFO L242 CegarLoopResult]: At program point L771-2(lines 766 774) the Hoare annotation is: false [2019-11-28 17:24:15,704 INFO L242 CegarLoopResult]: At program point L127(lines 122 130) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,705 INFO L242 CegarLoopResult]: At program point L127-1(lines 122 130) the Hoare annotation is: false [2019-11-28 17:24:15,705 INFO L242 CegarLoopResult]: At program point L127-2(lines 122 130) the Hoare annotation is: false [2019-11-28 17:24:15,706 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:15,706 INFO L246 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:15,706 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:15,713 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:15,713 INFO L246 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2019-11-28 17:24:15,713 INFO L242 CegarLoopResult]: At program point L904(lines 855 905) the Hoare annotation is: false [2019-11-28 17:24:15,714 INFO L246 CegarLoopResult]: For program point L857(lines 856 903) no Hoare annotation was computed. [2019-11-28 17:24:15,714 INFO L246 CegarLoopResult]: For program point L114(lines 114 118) no Hoare annotation was computed. [2019-11-28 17:24:15,714 INFO L246 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2019-11-28 17:24:15,715 INFO L246 CegarLoopResult]: For program point L593-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:24:15,716 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:15,716 INFO L246 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2019-11-28 17:24:15,716 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 73) no Hoare annotation was computed. [2019-11-28 17:24:15,716 INFO L242 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,717 INFO L242 CegarLoopResult]: At program point L693-1(lines 693 699) the Hoare annotation is: false [2019-11-28 17:24:15,717 INFO L242 CegarLoopResult]: At program point L693-2(lines 693 699) the Hoare annotation is: false [2019-11-28 17:24:15,717 INFO L246 CegarLoopResult]: For program point L892(lines 892 898) no Hoare annotation was computed. [2019-11-28 17:24:15,718 INFO L242 CegarLoopResult]: At program point L892-1(lines 686 692) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,718 INFO L242 CegarLoopResult]: At program point L826(lines 811 829) the Hoare annotation is: false [2019-11-28 17:24:15,718 INFO L242 CegarLoopResult]: At program point L826-1(lines 811 829) the Hoare annotation is: false [2019-11-28 17:24:15,718 INFO L242 CegarLoopResult]: At program point L826-2(lines 811 829) the Hoare annotation is: false [2019-11-28 17:24:15,719 INFO L246 CegarLoopResult]: For program point L876(lines 876 882) no Hoare annotation was computed. [2019-11-28 17:24:15,719 INFO L242 CegarLoopResult]: At program point L876-1(lines 876 882) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,719 INFO L246 CegarLoopResult]: For program point L662(lines 662 669) no Hoare annotation was computed. [2019-11-28 17:24:15,721 INFO L249 CegarLoopResult]: At program point L662-1(lines 662 669) the Hoare annotation is: true [2019-11-28 17:24:15,722 INFO L246 CegarLoopResult]: For program point L51(lines 51 64) no Hoare annotation was computed. [2019-11-28 17:24:15,722 INFO L242 CegarLoopResult]: At program point L51-1(lines 1 911) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:15,723 INFO L246 CegarLoopResult]: For program point L51-2(lines 51 64) no Hoare annotation was computed. [2019-11-28 17:24:15,723 INFO L242 CegarLoopResult]: At program point L51-3(lines 1 911) the Hoare annotation is: false [2019-11-28 17:24:15,723 INFO L246 CegarLoopResult]: For program point L51-4(lines 51 64) no Hoare annotation was computed. [2019-11-28 17:24:15,723 INFO L242 CegarLoopResult]: At program point L51-5(lines 1 911) the Hoare annotation is: false [2019-11-28 17:24:15,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:15 BoogieIcfgContainer [2019-11-28 17:24:15,747 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:15,747 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:15,748 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:15,748 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:15,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:14" (3/4) ... [2019-11-28 17:24:15,752 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:15,768 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:15,769 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:15,770 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:15,770 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:15,771 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:15,772 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:15,772 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:15,804 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:15,875 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:15,875 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:15,877 INFO L168 Benchmark]: Toolchain (without parser) took 3476.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.3 MB in the beginning and 913.5 MB in the end (delta: 42.8 MB). Peak memory consumption was 176.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,878 INFO L168 Benchmark]: CDTParser took 0.33 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 17:24:15,879 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,879 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.87 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,880 INFO L168 Benchmark]: Boogie Preprocessor took 38.75 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 17:24:15,880 INFO L168 Benchmark]: RCFGBuilder took 801.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,881 INFO L168 Benchmark]: TraceAbstraction took 1687.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 926.8 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,881 INFO L168 Benchmark]: Witness Printer took 127.87 ms. Allocated memory is still 1.2 GB. Free memory was 926.8 MB in the beginning and 913.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:15,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 719.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -153.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.87 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.75 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 801.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1687.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 926.8 MB in the end (delta: 119.1 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. * Witness Printer took 127.87 ms. Allocated memory is still 1.2 GB. Free memory was 926.8 MB in the beginning and 913.5 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 73]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 73]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 73]: 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: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 333 SDtfs, 340 SDslu, 334 SDs, 0 SdLazy, 47 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4477 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...