./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product01.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_product01.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 9c952fe0d024abd1f77bec8afb960521fbb4c1bf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:20:33,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:33,476 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:33,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:33,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:33,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:33,492 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:33,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:33,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:33,498 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:33,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:33,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:33,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:33,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:33,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:33,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:33,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:33,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:33,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:33,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:33,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:33,513 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:33,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:33,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:33,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:33,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:33,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:33,519 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:33,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:33,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:33,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:33,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:33,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:33,523 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:33,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:33,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:33,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:33,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:33,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:33,528 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:33,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:33,529 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:33,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:33,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:33,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:33,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:33,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:33,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:33,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:33,548 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:33,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:33,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:33,549 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:33,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:33,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:33,549 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:33,550 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:33,550 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:33,550 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:33,550 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:33,551 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:33,551 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:33,551 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:33,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:33,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:33,552 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:33,552 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:33,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:33,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:33,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:33,553 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 -> 9c952fe0d024abd1f77bec8afb960521fbb4c1bf [2019-11-28 00:20:33,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:33,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:33,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:33,899 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:33,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:33,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-11-28 00:20:33,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f3b2dae/14f86c6e472741ef8b75cb8faa5b5751/FLAGe2d983de2 [2019-11-28 00:20:34,519 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:34,520 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product01.cil.c [2019-11-28 00:20:34,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f3b2dae/14f86c6e472741ef8b75cb8faa5b5751/FLAGe2d983de2 [2019-11-28 00:20:34,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07f3b2dae/14f86c6e472741ef8b75cb8faa5b5751 [2019-11-28 00:20:34,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:34,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:34,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:34,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:34,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:34,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:34" (1/1) ... [2019-11-28 00:20:34,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@119fd03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:34, skipping insertion in model container [2019-11-28 00:20:34,825 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:34" (1/1) ... [2019-11-28 00:20:34,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:34,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:35,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:35,340 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:35,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:35,468 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:35,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35 WrapperNode [2019-11-28 00:20:35,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:35,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:35,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:35,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:35,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:35,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:35,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:35,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:35,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (1/1) ... [2019-11-28 00:20:35,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:35,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:35,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:35,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:35,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (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 00:20:35,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:35,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:35,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:35,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:36,375 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:36,375 INFO L297 CfgBuilder]: Removed 68 assume(true) statements. [2019-11-28 00:20:36,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:36 BoogieIcfgContainer [2019-11-28 00:20:36,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:36,380 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:36,380 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:36,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:36,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:34" (1/3) ... [2019-11-28 00:20:36,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c552c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:36, skipping insertion in model container [2019-11-28 00:20:36,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:35" (2/3) ... [2019-11-28 00:20:36,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43c552c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:36, skipping insertion in model container [2019-11-28 00:20:36,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:36" (3/3) ... [2019-11-28 00:20:36,393 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product01.cil.c [2019-11-28 00:20:36,403 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:36,415 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:36,427 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:36,450 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:36,451 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:36,451 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:36,451 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:36,451 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:36,452 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:36,452 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:36,452 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:36,467 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2019-11-28 00:20:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 00:20:36,474 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:36,475 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 00:20:36,476 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:36,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:36,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1461582393, now seen corresponding path program 1 times [2019-11-28 00:20:36,488 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:36,489 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014325718] [2019-11-28 00:20:36,489 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:36,765 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 00:20:36,767 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014325718] [2019-11-28 00:20:36,769 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:36,770 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:36,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091117667] [2019-11-28 00:20:36,777 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:36,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:36,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:36,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:36,796 INFO L87 Difference]: Start difference. First operand 61 states. Second operand 2 states. [2019-11-28 00:20:36,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:36,838 INFO L93 Difference]: Finished difference Result 115 states and 174 transitions. [2019-11-28 00:20:36,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:36,840 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 00:20:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:36,856 INFO L225 Difference]: With dead ends: 115 [2019-11-28 00:20:36,856 INFO L226 Difference]: Without dead ends: 57 [2019-11-28 00:20:36,863 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 00:20:36,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-11-28 00:20:36,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2019-11-28 00:20:36,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2019-11-28 00:20:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2019-11-28 00:20:36,915 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 79 transitions. Word has length 18 [2019-11-28 00:20:36,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:36,915 INFO L462 AbstractCegarLoop]: Abstraction has 57 states and 79 transitions. [2019-11-28 00:20:36,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:36,916 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2019-11-28 00:20:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 00:20:36,917 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:36,917 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 00:20:36,917 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:36,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:36,918 INFO L82 PathProgramCache]: Analyzing trace with hash -1680418362, now seen corresponding path program 1 times [2019-11-28 00:20:36,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:36,918 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938566627] [2019-11-28 00:20:36,919 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:37,036 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 00:20:37,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938566627] [2019-11-28 00:20:37,037 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:37,037 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:37,037 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956131678] [2019-11-28 00:20:37,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:37,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:37,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:37,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:37,041 INFO L87 Difference]: Start difference. First operand 57 states and 79 transitions. Second operand 3 states. [2019-11-28 00:20:37,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:37,059 INFO L93 Difference]: Finished difference Result 57 states and 79 transitions. [2019-11-28 00:20:37,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:37,060 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 00:20:37,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:37,061 INFO L225 Difference]: With dead ends: 57 [2019-11-28 00:20:37,061 INFO L226 Difference]: Without dead ends: 29 [2019-11-28 00:20:37,062 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 00:20:37,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-28 00:20:37,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-28 00:20:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-28 00:20:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 40 transitions. [2019-11-28 00:20:37,068 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 40 transitions. Word has length 19 [2019-11-28 00:20:37,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:37,069 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 40 transitions. [2019-11-28 00:20:37,069 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2019-11-28 00:20:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:37,070 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:37,070 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 00:20:37,071 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:37,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:37,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1355159705, now seen corresponding path program 1 times [2019-11-28 00:20:37,071 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:37,072 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586510694] [2019-11-28 00:20:37,072 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:37,246 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 00:20:37,247 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586510694] [2019-11-28 00:20:37,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:37,248 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:37,248 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009395220] [2019-11-28 00:20:37,249 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:37,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:37,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:37,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:37,250 INFO L87 Difference]: Start difference. First operand 29 states and 40 transitions. Second operand 5 states. [2019-11-28 00:20:37,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:37,404 INFO L93 Difference]: Finished difference Result 112 states and 172 transitions. [2019-11-28 00:20:37,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:37,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:37,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:37,408 INFO L225 Difference]: With dead ends: 112 [2019-11-28 00:20:37,409 INFO L226 Difference]: Without dead ends: 90 [2019-11-28 00:20:37,410 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 00:20:37,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2019-11-28 00:20:37,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 46. [2019-11-28 00:20:37,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2019-11-28 00:20:37,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 65 transitions. [2019-11-28 00:20:37,433 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 65 transitions. Word has length 24 [2019-11-28 00:20:37,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:37,435 INFO L462 AbstractCegarLoop]: Abstraction has 46 states and 65 transitions. [2019-11-28 00:20:37,435 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 65 transitions. [2019-11-28 00:20:37,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 00:20:37,438 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:37,438 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 00:20:37,439 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:37,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:37,439 INFO L82 PathProgramCache]: Analyzing trace with hash -1689469663, now seen corresponding path program 1 times [2019-11-28 00:20:37,439 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:37,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410195404] [2019-11-28 00:20:37,440 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:37,528 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 00:20:37,529 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410195404] [2019-11-28 00:20:37,529 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:37,529 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:37,530 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063982717] [2019-11-28 00:20:37,530 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:37,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:37,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:37,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:37,531 INFO L87 Difference]: Start difference. First operand 46 states and 65 transitions. Second operand 5 states. [2019-11-28 00:20:37,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:37,603 INFO L93 Difference]: Finished difference Result 132 states and 196 transitions. [2019-11-28 00:20:37,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:37,604 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 00:20:37,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:37,605 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:20:37,605 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:37,606 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 00:20:37,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:37,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:37,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:37,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:37,608 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 00:20:37,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:37,609 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:37,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:37,610 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:37,611 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:37,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:37,852 INFO L246 CegarLoopResult]: For program point L382(lines 382 392) no Hoare annotation was computed. [2019-11-28 00:20:37,853 INFO L246 CegarLoopResult]: For program point L382-2(lines 382 392) no Hoare annotation was computed. [2019-11-28 00:20:37,853 INFO L246 CegarLoopResult]: For program point L382-4(lines 382 392) no Hoare annotation was computed. [2019-11-28 00:20:37,853 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,853 INFO L246 CegarLoopResult]: For program point L383(lines 383 389) no Hoare annotation was computed. [2019-11-28 00:20:37,853 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:37,854 INFO L246 CegarLoopResult]: For program point L383-2(lines 383 389) no Hoare annotation was computed. [2019-11-28 00:20:37,854 INFO L246 CegarLoopResult]: For program point L383-4(lines 383 389) no Hoare annotation was computed. [2019-11-28 00:20:37,854 INFO L242 CegarLoopResult]: At program point L367(lines 362 369) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:37,854 INFO L246 CegarLoopResult]: For program point L797(lines 797 801) no Hoare annotation was computed. [2019-11-28 00:20:37,854 INFO L246 CegarLoopResult]: For program point L170(lines 169 214) no Hoare annotation was computed. [2019-11-28 00:20:37,855 INFO L246 CegarLoopResult]: For program point L171(lines 171 175) no Hoare annotation was computed. [2019-11-28 00:20:37,855 INFO L242 CegarLoopResult]: At program point L56(lines 55 74) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,855 INFO L246 CegarLoopResult]: For program point L56-1(lines 56 62) no Hoare annotation was computed. [2019-11-28 00:20:37,855 INFO L242 CegarLoopResult]: At program point L56-2(lines 55 74) the Hoare annotation is: false [2019-11-28 00:20:37,856 INFO L242 CegarLoopResult]: At program point L56-3(lines 55 74) the Hoare annotation is: false [2019-11-28 00:20:37,857 INFO L246 CegarLoopResult]: For program point L205(lines 205 209) no Hoare annotation was computed. [2019-11-28 00:20:37,857 INFO L246 CegarLoopResult]: For program point L205-2(lines 56 62) no Hoare annotation was computed. [2019-11-28 00:20:37,857 INFO L242 CegarLoopResult]: At program point L321(lines 317 323) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:37,858 INFO L246 CegarLoopResult]: For program point L189(lines 189 195) no Hoare annotation was computed. [2019-11-28 00:20:37,858 INFO L242 CegarLoopResult]: At program point L189-1(lines 189 195) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,858 INFO L249 CegarLoopResult]: At program point L355(lines 336 358) the Hoare annotation is: true [2019-11-28 00:20:37,858 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:37,858 INFO L246 CegarLoopResult]: For program point L851(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,858 INFO L246 CegarLoopResult]: For program point L851-1(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,859 INFO L246 CegarLoopResult]: For program point L785(lines 785 789) no Hoare annotation was computed. [2019-11-28 00:20:37,859 INFO L246 CegarLoopResult]: For program point L851-2(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,859 INFO L242 CegarLoopResult]: At program point L273-2(lines 273 287) the Hoare annotation is: false [2019-11-28 00:20:37,859 INFO L242 CegarLoopResult]: At program point L257(lines 252 260) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:37,860 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,860 INFO L246 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2019-11-28 00:20:37,860 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:37,861 INFO L246 CegarLoopResult]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-11-28 00:20:37,861 INFO L246 CegarLoopResult]: For program point L277-1(lines 56 62) no Hoare annotation was computed. [2019-11-28 00:20:37,861 INFO L246 CegarLoopResult]: For program point L773(lines 773 777) no Hoare annotation was computed. [2019-11-28 00:20:37,861 INFO L246 CegarLoopResult]: For program point L773-3(lines 773 777) no Hoare annotation was computed. [2019-11-28 00:20:37,861 INFO L242 CegarLoopResult]: At program point L63(lines 63 69) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,861 INFO L246 CegarLoopResult]: For program point L773-6(lines 773 777) no Hoare annotation was computed. [2019-11-28 00:20:37,862 INFO L242 CegarLoopResult]: At program point L63-1(lines 63 69) the Hoare annotation is: false [2019-11-28 00:20:37,862 INFO L242 CegarLoopResult]: At program point L63-2(lines 63 69) the Hoare annotation is: false [2019-11-28 00:20:37,862 INFO L246 CegarLoopResult]: For program point L179(lines 179 185) no Hoare annotation was computed. [2019-11-28 00:20:37,862 INFO L242 CegarLoopResult]: At program point L179-1(lines 179 185) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,862 INFO L246 CegarLoopResult]: For program point L378(lines 378 395) no Hoare annotation was computed. [2019-11-28 00:20:37,863 INFO L242 CegarLoopResult]: At program point L378-1(lines 1 854) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,863 INFO L246 CegarLoopResult]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2019-11-28 00:20:37,863 INFO L242 CegarLoopResult]: At program point L378-3(lines 1 854) the Hoare annotation is: false [2019-11-28 00:20:37,863 INFO L246 CegarLoopResult]: For program point L378-4(lines 378 395) no Hoare annotation was computed. [2019-11-28 00:20:37,863 INFO L242 CegarLoopResult]: At program point L378-5(lines 1 854) the Hoare annotation is: false [2019-11-28 00:20:37,864 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:37,864 INFO L246 CegarLoopResult]: For program point L346(lines 346 353) no Hoare annotation was computed. [2019-11-28 00:20:37,864 INFO L249 CegarLoopResult]: At program point L346-1(lines 346 353) the Hoare annotation is: true [2019-11-28 00:20:37,864 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 851) no Hoare annotation was computed. [2019-11-28 00:20:37,864 INFO L242 CegarLoopResult]: At program point L115(lines 110 118) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,865 INFO L242 CegarLoopResult]: At program point L115-1(lines 110 118) the Hoare annotation is: false [2019-11-28 00:20:37,865 INFO L242 CegarLoopResult]: At program point L115-2(lines 110 118) the Hoare annotation is: false [2019-11-28 00:20:37,865 INFO L242 CegarLoopResult]: At program point L215(lines 168 216) the Hoare annotation is: false [2019-11-28 00:20:37,865 INFO L242 CegarLoopResult]: At program point L810(lines 805 813) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:37,866 INFO L242 CegarLoopResult]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2019-11-28 00:20:37,866 INFO L242 CegarLoopResult]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2019-11-28 00:20:37,866 INFO L246 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2019-11-28 00:20:37,866 INFO L242 CegarLoopResult]: At program point L249(lines 1 854) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:37,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:37 BoogieIcfgContainer [2019-11-28 00:20:37,897 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:37,898 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:37,898 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:37,899 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:37,900 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:36" (3/4) ... [2019-11-28 00:20:37,907 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:37,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:37,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:37,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:37,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:37,954 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:37,955 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:37,955 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:38,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:38,093 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:38,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:38,097 INFO L168 Benchmark]: Toolchain (without parser) took 3281.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 951.0 MB in the beginning and 957.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 130.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,097 INFO L168 Benchmark]: CDTParser took 0.20 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 00:20:38,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,099 INFO L168 Benchmark]: Boogie Preprocessor took 38.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:38,100 INFO L168 Benchmark]: RCFGBuilder took 801.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,100 INFO L168 Benchmark]: TraceAbstraction took 1518.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.5 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,101 INFO L168 Benchmark]: Witness Printer took 196.08 ms. Allocated memory is still 1.2 GB. Free memory was 964.5 MB in the beginning and 957.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:38,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 652.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.45 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 801.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 50.7 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1518.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 964.5 MB in the end (delta: 92.5 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. * Witness Printer took 196.08 ms. Allocated memory is still 1.2 GB. Free memory was 964.5 MB in the beginning and 957.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: 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: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 61 locations, 3 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, 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, 0.1s 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...