./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f6fb2bb1 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_spec2_product08.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 f80d3a5338c2579934de7f265b1ca347607a109f ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-f6fb2bb [2019-11-19 18:57:17,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 18:57:17,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 18:57:17,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 18:57:17,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 18:57:17,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 18:57:17,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 18:57:17,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 18:57:17,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 18:57:17,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 18:57:17,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 18:57:17,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 18:57:17,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 18:57:17,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 18:57:17,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 18:57:17,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 18:57:17,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 18:57:17,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 18:57:17,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 18:57:17,107 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 18:57:17,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 18:57:17,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 18:57:17,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 18:57:17,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 18:57:17,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 18:57:17,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 18:57:17,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 18:57:17,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 18:57:17,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 18:57:17,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 18:57:17,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 18:57:17,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 18:57:17,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 18:57:17,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 18:57:17,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 18:57:17,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 18:57:17,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 18:57:17,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 18:57:17,126 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 18:57:17,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 18:57:17,129 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 18:57:17,130 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 18:57:17,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 18:57:17,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 18:57:17,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 18:57:17,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 18:57:17,148 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 18:57:17,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 18:57:17,149 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 18:57:17,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 18:57:17,149 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 18:57:17,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 18:57:17,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 18:57:17,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 18:57:17,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 18:57:17,151 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 18:57:17,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 18:57:17,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 18:57:17,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 18:57:17,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 18:57:17,152 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 18:57:17,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 18:57:17,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 18:57:17,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 18:57:17,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 18:57:17,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 18:57:17,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 18:57:17,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 18:57:17,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 18:57:17,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 18:57:17,155 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 -> f80d3a5338c2579934de7f265b1ca347607a109f [2019-11-19 18:57:17,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 18:57:17,519 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 18:57:17,523 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 18:57:17,524 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 18:57:17,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 18:57:17,526 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-11-19 18:57:17,607 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05977b72/30f8c9e2c26047ca998fc51bcf10a69c/FLAGf70c574aa [2019-11-19 18:57:18,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 18:57:18,178 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2019-11-19 18:57:18,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05977b72/30f8c9e2c26047ca998fc51bcf10a69c/FLAGf70c574aa [2019-11-19 18:57:18,422 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f05977b72/30f8c9e2c26047ca998fc51bcf10a69c [2019-11-19 18:57:18,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 18:57:18,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 18:57:18,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 18:57:18,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 18:57:18,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 18:57:18,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:57:18" (1/1) ... [2019-11-19 18:57:18,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a124976 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:18, skipping insertion in model container [2019-11-19 18:57:18,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 06:57:18" (1/1) ... [2019-11-19 18:57:18,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 18:57:18,486 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 18:57:18,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:57:18,942 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 18:57:19,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 18:57:19,075 INFO L192 MainTranslator]: Completed translation [2019-11-19 18:57:19,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19 WrapperNode [2019-11-19 18:57:19,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 18:57:19,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 18:57:19,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 18:57:19,077 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 18:57:19,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 18:57:19,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 18:57:19,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 18:57:19,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 18:57:19,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (1/1) ... [2019-11-19 18:57:19,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 18:57:19,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 18:57:19,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 18:57:19,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 18:57:19,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (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 [2019-11-19 18:57:19,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-19 18:57:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-19 18:57:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 18:57:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 18:57:20,125 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 18:57:20,126 INFO L285 CfgBuilder]: Removed 104 assume(true) statements. [2019-11-19 18:57:20,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:20 BoogieIcfgContainer [2019-11-19 18:57:20,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 18:57:20,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 18:57:20,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 18:57:20,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 18:57:20,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 06:57:18" (1/3) ... [2019-11-19 18:57:20,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43eafed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:57:20, skipping insertion in model container [2019-11-19 18:57:20,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 06:57:19" (2/3) ... [2019-11-19 18:57:20,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43eafed3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 06:57:20, skipping insertion in model container [2019-11-19 18:57:20,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:20" (3/3) ... [2019-11-19 18:57:20,143 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product08.cil.c [2019-11-19 18:57:20,153 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 18:57:20,162 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-19 18:57:20,174 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-19 18:57:20,199 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 18:57:20,200 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 18:57:20,200 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 18:57:20,200 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 18:57:20,201 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 18:57:20,201 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 18:57:20,201 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 18:57:20,202 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 18:57:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2019-11-19 18:57:20,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-19 18:57:20,237 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:20,238 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:20,239 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:20,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:20,246 INFO L82 PathProgramCache]: Analyzing trace with hash 312412164, now seen corresponding path program 1 times [2019-11-19 18:57:20,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:20,257 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398218632] [2019-11-19 18:57:20,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:20,575 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398218632] [2019-11-19 18:57:20,576 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:20,576 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-19 18:57:20,577 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319808215] [2019-11-19 18:57:20,587 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-19 18:57:20,587 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:20,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-19 18:57:20,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-19 18:57:20,601 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2019-11-19 18:57:20,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:20,630 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2019-11-19 18:57:20,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-19 18:57:20,632 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-19 18:57:20,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:20,643 INFO L225 Difference]: With dead ends: 143 [2019-11-19 18:57:20,643 INFO L226 Difference]: Without dead ends: 71 [2019-11-19 18:57:20,647 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 [2019-11-19 18:57:20,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2019-11-19 18:57:20,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2019-11-19 18:57:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2019-11-19 18:57:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2019-11-19 18:57:20,694 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2019-11-19 18:57:20,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:20,695 INFO L462 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2019-11-19 18:57:20,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-19 18:57:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2019-11-19 18:57:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-19 18:57:20,697 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:20,697 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 18:57:20,698 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:20,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:20,699 INFO L82 PathProgramCache]: Analyzing trace with hash 93576195, now seen corresponding path program 1 times [2019-11-19 18:57:20,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:20,700 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626685082] [2019-11-19 18:57:20,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:20,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:20,868 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626685082] [2019-11-19 18:57:20,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:20,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 18:57:20,869 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993682869] [2019-11-19 18:57:20,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-19 18:57:20,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:20,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-19 18:57:20,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-19 18:57:20,872 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand 3 states. [2019-11-19 18:57:20,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:20,884 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2019-11-19 18:57:20,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-19 18:57:20,885 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-19 18:57:20,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:20,886 INFO L225 Difference]: With dead ends: 71 [2019-11-19 18:57:20,886 INFO L226 Difference]: Without dead ends: 35 [2019-11-19 18:57:20,888 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 [2019-11-19 18:57:20,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-19 18:57:20,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-19 18:57:20,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-19 18:57:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-19 18:57:20,895 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2019-11-19 18:57:20,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:20,896 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-19 18:57:20,896 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-19 18:57:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-19 18:57:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-19 18:57:20,898 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:20,898 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] [2019-11-19 18:57:20,898 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:20,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:20,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1221563328, now seen corresponding path program 1 times [2019-11-19 18:57:20,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:20,900 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13961252] [2019-11-19 18:57:20,900 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:21,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:21,031 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13961252] [2019-11-19 18:57:21,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:21,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 18:57:21,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550089725] [2019-11-19 18:57:21,033 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:21,033 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:21,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:21,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:21,036 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 5 states. [2019-11-19 18:57:21,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:21,151 INFO L93 Difference]: Finished difference Result 87 states and 127 transitions. [2019-11-19 18:57:21,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-19 18:57:21,152 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-19 18:57:21,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:21,154 INFO L225 Difference]: With dead ends: 87 [2019-11-19 18:57:21,154 INFO L226 Difference]: Without dead ends: 59 [2019-11-19 18:57:21,155 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-19 18:57:21,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2019-11-19 18:57:21,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 55. [2019-11-19 18:57:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2019-11-19 18:57:21,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2019-11-19 18:57:21,175 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2019-11-19 18:57:21,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:21,176 INFO L462 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2019-11-19 18:57:21,177 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2019-11-19 18:57:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-19 18:57:21,179 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:21,179 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, 1] [2019-11-19 18:57:21,180 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:21,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:21,181 INFO L82 PathProgramCache]: Analyzing trace with hash -854554471, now seen corresponding path program 1 times [2019-11-19 18:57:21,181 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:21,182 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171536656] [2019-11-19 18:57:21,182 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:21,313 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171536656] [2019-11-19 18:57:21,313 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:21,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:57:21,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565651918] [2019-11-19 18:57:21,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:21,316 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:21,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:21,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:21,317 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand 5 states. [2019-11-19 18:57:21,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:21,483 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2019-11-19 18:57:21,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 18:57:21,484 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-19 18:57:21,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:21,486 INFO L225 Difference]: With dead ends: 242 [2019-11-19 18:57:21,487 INFO L226 Difference]: Without dead ends: 194 [2019-11-19 18:57:21,488 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 [2019-11-19 18:57:21,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2019-11-19 18:57:21,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2019-11-19 18:57:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-19 18:57:21,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2019-11-19 18:57:21,524 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2019-11-19 18:57:21,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:21,524 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2019-11-19 18:57:21,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2019-11-19 18:57:21,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-19 18:57:21,528 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 18:57:21,528 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, 1, 1] [2019-11-19 18:57:21,529 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 18:57:21,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 18:57:21,530 INFO L82 PathProgramCache]: Analyzing trace with hash -748784367, now seen corresponding path program 1 times [2019-11-19 18:57:21,530 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 18:57:21,531 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784627001] [2019-11-19 18:57:21,531 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 18:57:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 18:57:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 18:57:21,601 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784627001] [2019-11-19 18:57:21,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 18:57:21,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 18:57:21,602 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28390516] [2019-11-19 18:57:21,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 18:57:21,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 18:57:21,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 18:57:21,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-19 18:57:21,604 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand 5 states. [2019-11-19 18:57:21,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 18:57:21,697 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2019-11-19 18:57:21,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 18:57:21,699 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-19 18:57:21,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 18:57:21,699 INFO L225 Difference]: With dead ends: 285 [2019-11-19 18:57:21,700 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 18:57:21,701 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 [2019-11-19 18:57:21,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 18:57:21,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 18:57:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 18:57:21,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 18:57:21,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2019-11-19 18:57:21,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 18:57:21,705 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 18:57:21,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 18:57:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 18:57:21,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 18:57:21,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 18:57:22,150 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,151 INFO L444 ceAbstractionStarter]: For program point L663(lines 663 669) no Hoare annotation was computed. [2019-11-19 18:57:22,151 INFO L444 ceAbstractionStarter]: For program point L663-2(lines 663 669) no Hoare annotation was computed. [2019-11-19 18:57:22,151 INFO L444 ceAbstractionStarter]: For program point L663-4(lines 663 669) no Hoare annotation was computed. [2019-11-19 18:57:22,151 INFO L440 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-19 18:57:22,152 INFO L440 ceAbstractionStarter]: At program point L845(lines 840 848) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,152 INFO L440 ceAbstractionStarter]: At program point L845-1(lines 840 848) the Hoare annotation is: false [2019-11-19 18:57:22,152 INFO L440 ceAbstractionStarter]: At program point L845-2(lines 840 848) the Hoare annotation is: false [2019-11-19 18:57:22,152 INFO L440 ceAbstractionStarter]: At program point L647(lines 642 649) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-19 18:57:22,152 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 18:57:22,153 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 804) no Hoare annotation was computed. [2019-11-19 18:57:22,155 INFO L444 ceAbstractionStarter]: For program point L796-1(lines 796 804) no Hoare annotation was computed. [2019-11-19 18:57:22,156 INFO L444 ceAbstractionStarter]: For program point L730(lines 730 736) no Hoare annotation was computed. [2019-11-19 18:57:22,156 INFO L444 ceAbstractionStarter]: For program point L796-2(lines 796 804) no Hoare annotation was computed. [2019-11-19 18:57:22,156 INFO L440 ceAbstractionStarter]: At program point L730-1(lines 760 766) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,156 INFO L444 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-19 18:57:22,156 INFO L440 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L600-1(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 538) no Hoare annotation was computed. [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L600-2(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-19 18:57:22,157 INFO L444 ceAbstractionStarter]: For program point L56-1(lines 760 766) no Hoare annotation was computed. [2019-11-19 18:57:22,163 INFO L440 ceAbstractionStarter]: At program point L767(lines 767 773) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,163 INFO L440 ceAbstractionStarter]: At program point L767-1(lines 767 773) the Hoare annotation is: false [2019-11-19 18:57:22,164 INFO L440 ceAbstractionStarter]: At program point L767-2(lines 767 773) the Hoare annotation is: false [2019-11-19 18:57:22,164 INFO L440 ceAbstractionStarter]: At program point L635(lines 630 638) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-19 18:57:22,164 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 18:57:22,164 INFO L444 ceAbstractionStarter]: For program point L702(lines 702 708) no Hoare annotation was computed. [2019-11-19 18:57:22,164 INFO L440 ceAbstractionStarter]: At program point L702-1(lines 702 708) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,165 INFO L447 ceAbstractionStarter]: At program point L141(lines 122 144) the Hoare annotation is: true [2019-11-19 18:57:22,165 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,165 INFO L444 ceAbstractionStarter]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-11-19 18:57:22,165 INFO L444 ceAbstractionStarter]: For program point L522-3(lines 522 526) no Hoare annotation was computed. [2019-11-19 18:57:22,165 INFO L440 ceAbstractionStarter]: At program point L836(lines 829 839) the Hoare annotation is: false [2019-11-19 18:57:22,165 INFO L444 ceAbstractionStarter]: For program point L522-6(lines 522 526) no Hoare annotation was computed. [2019-11-19 18:57:22,166 INFO L440 ceAbstractionStarter]: At program point L836-1(lines 829 839) the Hoare annotation is: false [2019-11-19 18:57:22,167 INFO L440 ceAbstractionStarter]: At program point L836-2(lines 829 839) the Hoare annotation is: false [2019-11-19 18:57:22,168 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 18:57:22,168 INFO L444 ceAbstractionStarter]: For program point L722(lines 722 737) no Hoare annotation was computed. [2019-11-19 18:57:22,168 INFO L444 ceAbstractionStarter]: For program point L889(lines 889 895) no Hoare annotation was computed. [2019-11-19 18:57:22,168 INFO L440 ceAbstractionStarter]: At program point L889-1(lines 889 895) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,168 INFO L444 ceAbstractionStarter]: For program point L658(lines 658 675) no Hoare annotation was computed. [2019-11-19 18:57:22,169 INFO L440 ceAbstractionStarter]: At program point L658-1(lines 1 907) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,171 INFO L444 ceAbstractionStarter]: For program point L658-2(lines 658 675) no Hoare annotation was computed. [2019-11-19 18:57:22,171 INFO L440 ceAbstractionStarter]: At program point L559(lines 554 562) the Hoare annotation is: false [2019-11-19 18:57:22,171 INFO L440 ceAbstractionStarter]: At program point L658-3(lines 1 907) the Hoare annotation is: false [2019-11-19 18:57:22,172 INFO L440 ceAbstractionStarter]: At program point L559-1(lines 554 562) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,172 INFO L444 ceAbstractionStarter]: For program point L658-4(lines 658 675) no Hoare annotation was computed. [2019-11-19 18:57:22,172 INFO L440 ceAbstractionStarter]: At program point L559-2(lines 554 562) the Hoare annotation is: false [2019-11-19 18:57:22,172 INFO L440 ceAbstractionStarter]: At program point L658-5(lines 1 907) the Hoare annotation is: false [2019-11-19 18:57:22,172 INFO L440 ceAbstractionStarter]: At program point L559-3(lines 554 562) the Hoare annotation is: false [2019-11-19 18:57:22,172 INFO L440 ceAbstractionStarter]: At program point L559-4(lines 554 562) the Hoare annotation is: false [2019-11-19 18:57:22,173 INFO L440 ceAbstractionStarter]: At program point L559-5(lines 554 562) the Hoare annotation is: false [2019-11-19 18:57:22,173 INFO L440 ceAbstractionStarter]: At program point L742(lines 691 743) the Hoare annotation is: false [2019-11-19 18:57:22,173 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 18:57:22,173 INFO L444 ceAbstractionStarter]: For program point L792(lines 792 809) no Hoare annotation was computed. [2019-11-19 18:57:22,173 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 600) no Hoare annotation was computed. [2019-11-19 18:57:22,174 INFO L444 ceAbstractionStarter]: For program point L792-1(lines 792 809) no Hoare annotation was computed. [2019-11-19 18:57:22,174 INFO L444 ceAbstractionStarter]: For program point L792-2(lines 792 809) no Hoare annotation was computed. [2019-11-19 18:57:22,174 INFO L444 ceAbstractionStarter]: For program point L693(lines 692 741) no Hoare annotation was computed. [2019-11-19 18:57:22,174 INFO L440 ceAbstractionStarter]: At program point L627(lines 1 907) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-19 18:57:22,174 INFO L444 ceAbstractionStarter]: For program point L132(lines 132 139) no Hoare annotation was computed. [2019-11-19 18:57:22,174 INFO L447 ceAbstractionStarter]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2019-11-19 18:57:22,175 INFO L440 ceAbstractionStarter]: At program point L760(lines 759 778) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,181 INFO L444 ceAbstractionStarter]: For program point L760-1(lines 760 766) no Hoare annotation was computed. [2019-11-19 18:57:22,181 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 698) no Hoare annotation was computed. [2019-11-19 18:57:22,181 INFO L440 ceAbstractionStarter]: At program point L760-2(lines 759 778) the Hoare annotation is: false [2019-11-19 18:57:22,182 INFO L440 ceAbstractionStarter]: At program point L760-3(lines 759 778) the Hoare annotation is: false [2019-11-19 18:57:22,182 INFO L444 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-11-19 18:57:22,182 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 672) no Hoare annotation was computed. [2019-11-19 18:57:22,182 INFO L444 ceAbstractionStarter]: For program point L662-2(lines 662 672) no Hoare annotation was computed. [2019-11-19 18:57:22,182 INFO L444 ceAbstractionStarter]: For program point L662-4(lines 662 672) no Hoare annotation was computed. [2019-11-19 18:57:22,182 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 718) no Hoare annotation was computed. [2019-11-19 18:57:22,183 INFO L440 ceAbstractionStarter]: At program point L712-1(lines 712 718) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-19 18:57:22,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 06:57:22 BoogieIcfgContainer [2019-11-19 18:57:22,225 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 18:57:22,226 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 18:57:22,226 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 18:57:22,226 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 18:57:22,227 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 06:57:20" (3/4) ... [2019-11-19 18:57:22,232 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 18:57:22,264 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-19 18:57:22,265 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-19 18:57:22,266 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-19 18:57:22,267 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 18:57:22,268 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 18:57:22,268 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-19 18:57:22,324 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) [2019-11-19 18:57:22,324 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-19 18:57:22,324 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-19 18:57:22,325 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,326 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,326 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,327 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,328 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,330 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,331 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-19 18:57:22,437 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 18:57:22,438 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 18:57:22,440 INFO L168 Benchmark]: Toolchain (without parser) took 4012.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 961.7 MB in the beginning and 828.0 MB in the end (delta: 133.7 MB). Peak memory consumption was 213.4 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,440 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. [2019-11-19 18:57:22,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 648.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -98.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,442 INFO L168 Benchmark]: Boogie Preprocessor took 53.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 18:57:22,442 INFO L168 Benchmark]: RCFGBuilder took 913.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.9 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,443 INFO L168 Benchmark]: TraceAbstraction took 2095.91 ms. Allocated memory is still 1.1 GB. Free memory was 992.9 MB in the beginning and 834.9 MB in the end (delta: 158.0 MB). Peak memory consumption was 158.0 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,443 INFO L168 Benchmark]: Witness Printer took 212.25 ms. Allocated memory is still 1.1 GB. Free memory was 834.9 MB in the beginning and 828.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-19 18:57:22,446 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 648.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 79.7 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -98.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.43 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.77 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 913.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.9 MB in the end (delta: 60.5 MB). Peak memory consumption was 60.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2095.91 ms. Allocated memory is still 1.1 GB. Free memory was 992.9 MB in the beginning and 834.9 MB in the end (delta: 158.0 MB). Peak memory consumption was 158.0 MB. Max. memory is 11.5 GB. * Witness Printer took 212.25 ms. Allocated memory is still 1.1 GB. Free memory was 834.9 MB in the beginning and 828.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 600]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 600]: 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: 554]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 712]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: ((\result == 1 && 0 == methaneLevelCritical) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Result: SAFE, OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 323 SDtfs, 467 SDslu, 325 SDs, 0 SdLazy, 67 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred 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, 103 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 200 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4025 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 33 FomulaSimplificationsInter, 152 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 4755 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...