./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec2_product09.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 f306469f6fc3f3c0759d128d38f84cc775adb88e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:20:42,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:42,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:42,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:42,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:42,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:42,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:42,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:42,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:42,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:42,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:42,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:42,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:42,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:42,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:42,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:42,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:42,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:42,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:42,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:42,399 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:42,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:42,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:42,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:42,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:42,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:42,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:42,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:42,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:42,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:42,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:42,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:42,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:42,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:42,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:42,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:42,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:42,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:42,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:42,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:42,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:42,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:42,439 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:42,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:42,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:42,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:42,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:42,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:42,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:42,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:42,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:42,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:42,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:42,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:42,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:42,446 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:42,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:42,447 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:42,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:42,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:42,448 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:42,448 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:42,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:42,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:42,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:42,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:42,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:42,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:42,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:42,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:42,451 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 -> f306469f6fc3f3c0759d128d38f84cc775adb88e [2019-11-28 00:20:42,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:42,789 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:42,794 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:42,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:42,796 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:42,797 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2019-11-28 00:20:42,871 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8da09324/4d4f7e69a6574457a37c7720742380b8/FLAG6cacc5c61 [2019-11-28 00:20:43,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:43,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product09.cil.c [2019-11-28 00:20:43,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8da09324/4d4f7e69a6574457a37c7720742380b8/FLAG6cacc5c61 [2019-11-28 00:20:43,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8da09324/4d4f7e69a6574457a37c7720742380b8 [2019-11-28 00:20:43,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:43,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:43,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:43,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:43,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:43,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:43" (1/1) ... [2019-11-28 00:20:43,727 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 12:20:43, skipping insertion in model container [2019-11-28 00:20:43,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:43" (1/1) ... [2019-11-28 00:20:43,735 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:43,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:44,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:44,214 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:44,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:44,327 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:44,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44 WrapperNode [2019-11-28 00:20:44,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:44,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:44,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:44,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:44,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:44,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:44,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:44,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:44,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... [2019-11-28 00:20:44,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:44,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:44,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:44,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:44,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:45,252 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:45,252 INFO L297 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-28 00:20:45,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:45 BoogieIcfgContainer [2019-11-28 00:20:45,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:45,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:45,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:45,260 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:45,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:43" (1/3) ... [2019-11-28 00:20:45,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a02ff9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:45, skipping insertion in model container [2019-11-28 00:20:45,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:44" (2/3) ... [2019-11-28 00:20:45,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a02ff9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:45, skipping insertion in model container [2019-11-28 00:20:45,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:45" (3/3) ... [2019-11-28 00:20:45,272 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product09.cil.c [2019-11-28 00:20:45,281 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:45,287 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:45,296 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:45,328 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:45,329 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:45,329 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:45,329 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:45,330 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:45,330 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:45,330 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:45,330 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:45,352 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-11-28 00:20:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:20:45,361 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:45,362 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:45,362 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:45,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:45,369 INFO L82 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2019-11-28 00:20:45,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:45,376 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037061061] [2019-11-28 00:20:45,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:45,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:45,650 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037061061] [2019-11-28 00:20:45,651 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:45,652 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:45,653 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102155931] [2019-11-28 00:20:45,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:45,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:45,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:45,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:45,678 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2019-11-28 00:20:45,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:45,713 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2019-11-28 00:20:45,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:45,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:20:45,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:45,731 INFO L225 Difference]: With dead ends: 115 [2019-11-28 00:20:45,731 INFO L226 Difference]: Without dead ends: 57 [2019-11-28 00:20:45,736 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:45,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-11-28 00:20:45,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-11-28 00:20:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-11-28 00:20:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2019-11-28 00:20:45,779 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2019-11-28 00:20:45,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:45,780 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2019-11-28 00:20:45,780 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:45,780 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2019-11-28 00:20:45,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:20:45,781 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:45,782 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:45,782 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:45,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:45,783 INFO L82 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2019-11-28 00:20:45,783 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:45,783 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959291496] [2019-11-28 00:20:45,783 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:45,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:45,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959291496] [2019-11-28 00:20:45,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:45,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:45,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286635219] [2019-11-28 00:20:45,934 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:45,934 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:45,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:45,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:45,935 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 3 states. [2019-11-28 00:20:45,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:45,954 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2019-11-28 00:20:45,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:45,959 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:20:45,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:45,960 INFO L225 Difference]: With dead ends: 57 [2019-11-28 00:20:45,961 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 00:20:45,962 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:45,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 00:20:45,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 00:20:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 00:20:45,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-11-28 00:20:45,975 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2019-11-28 00:20:45,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:45,975 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-11-28 00:20:45,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-11-28 00:20:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:45,977 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:45,977 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:45,977 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:45,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:45,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2019-11-28 00:20:45,978 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:45,978 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248518960] [2019-11-28 00:20:45,978 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:46,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:46,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248518960] [2019-11-28 00:20:46,091 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:46,091 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:46,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780608150] [2019-11-28 00:20:46,092 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:46,092 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:46,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:46,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:46,093 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2019-11-28 00:20:46,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:46,190 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2019-11-28 00:20:46,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:46,190 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:46,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:46,192 INFO L225 Difference]: With dead ends: 112 [2019-11-28 00:20:46,192 INFO L226 Difference]: Without dead ends: 90 [2019-11-28 00:20:46,193 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 00:20:46,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-28 00:20:46,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2019-11-28 00:20:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-11-28 00:20:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2019-11-28 00:20:46,204 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2019-11-28 00:20:46,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:46,204 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2019-11-28 00:20:46,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2019-11-28 00:20:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 00:20:46,205 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:46,206 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] [2019-11-28 00:20:46,206 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:46,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:46,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2019-11-28 00:20:46,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:46,207 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594236769] [2019-11-28 00:20:46,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:20:46,320 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594236769] [2019-11-28 00:20:46,320 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:46,320 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:46,321 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217026331] [2019-11-28 00:20:46,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:46,321 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:46,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:46,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:46,322 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2019-11-28 00:20:46,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:46,379 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2019-11-28 00:20:46,379 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:46,379 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 00:20:46,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:46,380 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:20:46,380 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:46,381 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:20:46,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:46,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:46,382 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 00:20:46,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:46,383 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:46,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:46,383 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:46,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:46,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:46,531 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,531 INFO L246 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-11-28 00:20:46,531 INFO L246 CegarLoopResult]: For program point L465-2(lines 499 505) no Hoare annotation was computed. [2019-11-28 00:20:46,531 INFO L246 CegarLoopResult]: For program point L449(lines 449 455) no Hoare annotation was computed. [2019-11-28 00:20:46,532 INFO L242 CegarLoopResult]: At program point L449-1(lines 449 455) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,532 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:46,532 INFO L246 CegarLoopResult]: For program point L763(lines 763 767) no Hoare annotation was computed. [2019-11-28 00:20:46,532 INFO L246 CegarLoopResult]: For program point L763-3(lines 763 767) no Hoare annotation was computed. [2019-11-28 00:20:46,532 INFO L246 CegarLoopResult]: For program point L763-6(lines 763 767) no Hoare annotation was computed. [2019-11-28 00:20:46,533 INFO L242 CegarLoopResult]: At program point L499(lines 498 517) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,533 INFO L246 CegarLoopResult]: For program point L499-1(lines 499 505) no Hoare annotation was computed. [2019-11-28 00:20:46,533 INFO L242 CegarLoopResult]: At program point L499-2(lines 498 517) the Hoare annotation is: false [2019-11-28 00:20:46,533 INFO L242 CegarLoopResult]: At program point L499-3(lines 498 517) the Hoare annotation is: false [2019-11-28 00:20:46,533 INFO L242 CegarLoopResult]: At program point L715(lines 711 717) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:46,533 INFO L246 CegarLoopResult]: For program point L634(lines 634 651) no Hoare annotation was computed. [2019-11-28 00:20:46,534 INFO L242 CegarLoopResult]: At program point L634-1(lines 1 870) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,534 INFO L242 CegarLoopResult]: At program point L667-2(lines 667 681) the Hoare annotation is: false [2019-11-28 00:20:46,534 INFO L246 CegarLoopResult]: For program point L634-2(lines 634 651) no Hoare annotation was computed. [2019-11-28 00:20:46,534 INFO L242 CegarLoopResult]: At program point L634-3(lines 1 870) the Hoare annotation is: false [2019-11-28 00:20:46,534 INFO L246 CegarLoopResult]: For program point L634-4(lines 634 651) no Hoare annotation was computed. [2019-11-28 00:20:46,534 INFO L242 CegarLoopResult]: At program point L634-5(lines 1 870) the Hoare annotation is: false [2019-11-28 00:20:46,535 INFO L242 CegarLoopResult]: At program point L800(lines 795 803) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,535 INFO L242 CegarLoopResult]: At program point L800-1(lines 795 803) the Hoare annotation is: false [2019-11-28 00:20:46,535 INFO L242 CegarLoopResult]: At program point L800-2(lines 795 803) the Hoare annotation is: false [2019-11-28 00:20:46,535 INFO L246 CegarLoopResult]: For program point L668(line 668) no Hoare annotation was computed. [2019-11-28 00:20:46,535 INFO L249 CegarLoopResult]: At program point L751(lines 732 754) the Hoare annotation is: true [2019-11-28 00:20:46,536 INFO L242 CegarLoopResult]: At program point L867(lines 862 870) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:46,536 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:46,536 INFO L246 CegarLoopResult]: For program point L439(lines 439 445) no Hoare annotation was computed. [2019-11-28 00:20:46,536 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,536 INFO L242 CegarLoopResult]: At program point L439-1(lines 439 445) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,536 INFO L246 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2019-11-28 00:20:46,537 INFO L246 CegarLoopResult]: For program point L638(lines 638 648) no Hoare annotation was computed. [2019-11-28 00:20:46,537 INFO L246 CegarLoopResult]: For program point L671-1(lines 499 505) no Hoare annotation was computed. [2019-11-28 00:20:46,537 INFO L246 CegarLoopResult]: For program point L638-2(lines 638 648) no Hoare annotation was computed. [2019-11-28 00:20:46,537 INFO L242 CegarLoopResult]: At program point L506(lines 506 512) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,537 INFO L246 CegarLoopResult]: For program point L638-4(lines 638 648) no Hoare annotation was computed. [2019-11-28 00:20:46,537 INFO L242 CegarLoopResult]: At program point L506-1(lines 506 512) the Hoare annotation is: false [2019-11-28 00:20:46,538 INFO L242 CegarLoopResult]: At program point L506-2(lines 506 512) the Hoare annotation is: false [2019-11-28 00:20:46,538 INFO L246 CegarLoopResult]: For program point L787(lines 787 791) no Hoare annotation was computed. [2019-11-28 00:20:46,538 INFO L246 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,538 INFO L246 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,538 INFO L246 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,538 INFO L246 CegarLoopResult]: For program point L639(lines 639 645) no Hoare annotation was computed. [2019-11-28 00:20:46,539 INFO L246 CegarLoopResult]: For program point L639-2(lines 639 645) no Hoare annotation was computed. [2019-11-28 00:20:46,539 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:46,539 INFO L246 CegarLoopResult]: For program point L639-4(lines 639 645) no Hoare annotation was computed. [2019-11-28 00:20:46,539 INFO L242 CegarLoopResult]: At program point L623(lines 618 625) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:46,539 INFO L242 CegarLoopResult]: At program point L475(lines 428 476) the Hoare annotation is: false [2019-11-28 00:20:46,539 INFO L246 CegarLoopResult]: For program point L459(lines 459 470) no Hoare annotation was computed. [2019-11-28 00:20:46,540 INFO L242 CegarLoopResult]: At program point L576(lines 571 579) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:46,540 INFO L242 CegarLoopResult]: At program point L576-1(lines 571 579) the Hoare annotation is: false [2019-11-28 00:20:46,540 INFO L242 CegarLoopResult]: At program point L576-2(lines 571 579) the Hoare annotation is: false [2019-11-28 00:20:46,540 INFO L246 CegarLoopResult]: For program point L775(lines 775 779) no Hoare annotation was computed. [2019-11-28 00:20:46,540 INFO L246 CegarLoopResult]: For program point L742(lines 742 749) no Hoare annotation was computed. [2019-11-28 00:20:46,541 INFO L249 CegarLoopResult]: At program point L742-1(lines 742 749) the Hoare annotation is: true [2019-11-28 00:20:46,541 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:46,541 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-28 00:20:46,541 INFO L242 CegarLoopResult]: At program point L859(lines 1 870) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:46,541 INFO L246 CegarLoopResult]: For program point L430(lines 429 474) no Hoare annotation was computed. [2019-11-28 00:20:46,541 INFO L246 CegarLoopResult]: For program point L431(lines 431 435) no Hoare annotation was computed. [2019-11-28 00:20:46,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:46 BoogieIcfgContainer [2019-11-28 00:20:46,573 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:46,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:46,573 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:46,574 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:46,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:45" (3/4) ... [2019-11-28 00:20:46,579 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:46,617 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:46,622 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:46,623 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:46,624 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:46,624 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:46,625 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:46,627 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:46,671 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:46,749 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:46,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:46,752 INFO L168 Benchmark]: Toolchain (without parser) took 3032.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 966.7 MB in the end (delta: -15.8 MB). Peak memory consumption was 135.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,753 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:46,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.72 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,754 INFO L168 Benchmark]: Boogie Preprocessor took 42.60 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,755 INFO L168 Benchmark]: RCFGBuilder took 811.89 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: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,755 INFO L168 Benchmark]: TraceAbstraction took 1317.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 973.3 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,756 INFO L168 Benchmark]: Witness Printer took 176.46 ms. Allocated memory is still 1.2 GB. Free memory was 973.3 MB in the beginning and 966.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:46,759 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 609.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.72 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.60 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 811.89 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: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1317.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 973.3 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * Witness Printer took 176.46 ms. Allocated memory is still 1.2 GB. Free memory was 973.3 MB in the beginning and 966.7 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 44]: 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: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 618]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 439]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Result: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 231 SDtfs, 205 SDslu, 241 SDs, 0 SdLazy, 35 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 60 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 82 ConstructedInterpolants, 0 QuantifiedInterpolants, 3720 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...