./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product14.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 ffb924ee3454938bf87e2a52362fa3f53467287e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:20:00,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:00,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:00,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:00,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:00,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:00,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:00,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:00,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:00,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:00,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:00,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:00,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:00,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:00,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:00,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:00,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:00,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:00,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:00,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:00,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:00,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:00,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:00,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:00,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:00,520 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:00,520 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:00,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:00,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:00,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:00,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:00,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:00,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:00,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:00,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:00,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:00,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:00,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:00,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:00,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:00,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:00,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:00,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:00,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:00,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:00,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:00,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:00,548 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:00,548 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:00,549 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:00,549 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:00,549 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:00,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:00,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:00,550 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:00,550 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:00,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:00,551 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:00,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:00,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:00,552 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:00,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:00,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:00,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:00,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:00,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:00,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:00,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:00,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:00,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:00,555 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 -> ffb924ee3454938bf87e2a52362fa3f53467287e [2019-11-28 00:20:00,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:00,927 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:00,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:00,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:00,934 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:00,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2019-11-28 00:20:01,003 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7794f3945/79a33ab133dc4133a617febe013bcdda/FLAG859f7d2f0 [2019-11-28 00:20:01,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:01,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product14.cil.c [2019-11-28 00:20:01,583 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7794f3945/79a33ab133dc4133a617febe013bcdda/FLAG859f7d2f0 [2019-11-28 00:20:01,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7794f3945/79a33ab133dc4133a617febe013bcdda [2019-11-28 00:20:01,879 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:01,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:01,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:01,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:01,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:01,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:01" (1/1) ... [2019-11-28 00:20:01,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce269f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:01, skipping insertion in model container [2019-11-28 00:20:01,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:01" (1/1) ... [2019-11-28 00:20:01,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:01,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:02,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:02,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:02,444 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:02,487 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:02,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02 WrapperNode [2019-11-28 00:20:02,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:02,489 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:02,489 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:02,489 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:02,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:02,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:02,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:02,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:02,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (1/1) ... [2019-11-28 00:20:02,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:02,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:02,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:02,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:02,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (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 00:20:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:03,460 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:03,460 INFO L297 CfgBuilder]: Removed 98 assume(true) statements. [2019-11-28 00:20:03,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:03 BoogieIcfgContainer [2019-11-28 00:20:03,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:03,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:03,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:03,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:03,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:01" (1/3) ... [2019-11-28 00:20:03,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50323f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:03, skipping insertion in model container [2019-11-28 00:20:03,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:02" (2/3) ... [2019-11-28 00:20:03,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50323f5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:03, skipping insertion in model container [2019-11-28 00:20:03,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:03" (3/3) ... [2019-11-28 00:20:03,474 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product14.cil.c [2019-11-28 00:20:03,486 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:03,494 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:03,506 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:03,532 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:03,532 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:03,532 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:03,532 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:03,532 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:03,533 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:03,533 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:03,533 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:03,550 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-28 00:20:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:20:03,559 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:03,559 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:03,561 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:03,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:03,566 INFO L82 PathProgramCache]: Analyzing trace with hash 655576763, now seen corresponding path program 1 times [2019-11-28 00:20:03,573 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:03,574 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274652648] [2019-11-28 00:20:03,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:03,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:03,874 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 00:20:03,875 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274652648] [2019-11-28 00:20:03,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:03,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:03,879 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119483721] [2019-11-28 00:20:03,885 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:03,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:03,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:03,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:03,906 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-28 00:20:03,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:03,954 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2019-11-28 00:20:03,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:03,956 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:20:03,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:03,975 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:20:03,976 INFO L226 Difference]: Without dead ends: 65 [2019-11-28 00:20:03,981 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 00:20:04,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-28 00:20:04,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-28 00:20:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-28 00:20:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2019-11-28 00:20:04,045 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 16 [2019-11-28 00:20:04,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,046 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions. [2019-11-28 00:20:04,047 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2019-11-28 00:20:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:20:04,049 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,050 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:04,050 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,051 INFO L82 PathProgramCache]: Analyzing trace with hash -391180134, now seen corresponding path program 1 times [2019-11-28 00:20:04,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,052 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863333041] [2019-11-28 00:20:04,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,222 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 00:20:04,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863333041] [2019-11-28 00:20:04,223 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:04,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111029446] [2019-11-28 00:20:04,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:04,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:04,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:04,227 INFO L87 Difference]: Start difference. First operand 65 states and 90 transitions. Second operand 3 states. [2019-11-28 00:20:04,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,247 INFO L93 Difference]: Finished difference Result 65 states and 90 transitions. [2019-11-28 00:20:04,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:04,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:20:04,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:04,253 INFO L225 Difference]: With dead ends: 65 [2019-11-28 00:20:04,254 INFO L226 Difference]: Without dead ends: 31 [2019-11-28 00:20:04,256 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 00:20:04,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-28 00:20:04,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-28 00:20:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-28 00:20:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 43 transitions. [2019-11-28 00:20:04,269 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 43 transitions. Word has length 17 [2019-11-28 00:20:04,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,269 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 43 transitions. [2019-11-28 00:20:04,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:04,270 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2019-11-28 00:20:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:20:04,271 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,271 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:04,272 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,272 INFO L82 PathProgramCache]: Analyzing trace with hash 914910598, now seen corresponding path program 1 times [2019-11-28 00:20:04,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,273 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828269825] [2019-11-28 00:20:04,273 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,351 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 00:20:04,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828269825] [2019-11-28 00:20:04,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:04,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151709935] [2019-11-28 00:20:04,353 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:04,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:04,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:04,354 INFO L87 Difference]: Start difference. First operand 31 states and 43 transitions. Second operand 3 states. [2019-11-28 00:20:04,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,389 INFO L93 Difference]: Finished difference Result 56 states and 80 transitions. [2019-11-28 00:20:04,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:04,392 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:20:04,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:04,395 INFO L225 Difference]: With dead ends: 56 [2019-11-28 00:20:04,395 INFO L226 Difference]: Without dead ends: 31 [2019-11-28 00:20:04,396 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 00:20:04,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2019-11-28 00:20:04,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2019-11-28 00:20:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-28 00:20:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2019-11-28 00:20:04,403 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 22 [2019-11-28 00:20:04,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,404 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2019-11-28 00:20:04,409 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:04,410 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2019-11-28 00:20:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 00:20:04,412 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,412 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:04,412 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,413 INFO L82 PathProgramCache]: Analyzing trace with hash 927653314, now seen corresponding path program 1 times [2019-11-28 00:20:04,413 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,414 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397147097] [2019-11-28 00:20:04,414 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,514 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 00:20:04,514 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397147097] [2019-11-28 00:20:04,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:04,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934172319] [2019-11-28 00:20:04,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:04,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:04,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:04,517 INFO L87 Difference]: Start difference. First operand 31 states and 42 transitions. Second operand 5 states. [2019-11-28 00:20:04,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,698 INFO L93 Difference]: Finished difference Result 132 states and 195 transitions. [2019-11-28 00:20:04,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:04,700 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 00:20:04,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:04,701 INFO L225 Difference]: With dead ends: 132 [2019-11-28 00:20:04,701 INFO L226 Difference]: Without dead ends: 107 [2019-11-28 00:20:04,703 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 00:20:04,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-11-28 00:20:04,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 52. [2019-11-28 00:20:04,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-28 00:20:04,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 72 transitions. [2019-11-28 00:20:04,714 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 72 transitions. Word has length 23 [2019-11-28 00:20:04,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,715 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 72 transitions. [2019-11-28 00:20:04,715 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:04,715 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2019-11-28 00:20:04,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:04,716 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:04,717 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 00:20:04,717 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:04,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:04,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1414455604, now seen corresponding path program 1 times [2019-11-28 00:20:04,718 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:04,718 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456674519] [2019-11-28 00:20:04,719 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:04,786 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 00:20:04,787 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456674519] [2019-11-28 00:20:04,788 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:04,788 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:04,788 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129929750] [2019-11-28 00:20:04,789 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:04,789 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:04,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:04,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:04,790 INFO L87 Difference]: Start difference. First operand 52 states and 72 transitions. Second operand 5 states. [2019-11-28 00:20:04,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:04,857 INFO L93 Difference]: Finished difference Result 144 states and 209 transitions. [2019-11-28 00:20:04,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:04,858 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:04,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:04,859 INFO L225 Difference]: With dead ends: 144 [2019-11-28 00:20:04,859 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:04,860 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 00:20:04,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:04,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:04,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:04,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 00:20:04,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:04,862 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:04,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:04,862 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:04,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:04,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:05,106 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,106 INFO L246 CegarLoopResult]: For program point L52(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:05,107 INFO L246 CegarLoopResult]: For program point L52-3(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:05,107 INFO L246 CegarLoopResult]: For program point L52-6(lines 52 56) no Hoare annotation was computed. [2019-11-28 00:20:05,107 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:05,107 INFO L246 CegarLoopResult]: For program point L615(lines 615 622) no Hoare annotation was computed. [2019-11-28 00:20:05,108 INFO L249 CegarLoopResult]: At program point L615-1(lines 615 622) the Hoare annotation is: true [2019-11-28 00:20:05,108 INFO L242 CegarLoopResult]: At program point L715(lines 715 721) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,108 INFO L242 CegarLoopResult]: At program point L715-1(lines 715 721) the Hoare annotation is: false [2019-11-28 00:20:05,108 INFO L242 CegarLoopResult]: At program point L715-2(lines 715 721) the Hoare annotation is: false [2019-11-28 00:20:05,109 INFO L242 CegarLoopResult]: At program point L517(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:05,109 INFO L246 CegarLoopResult]: For program point L650(lines 650 656) no Hoare annotation was computed. [2019-11-28 00:20:05,109 INFO L242 CegarLoopResult]: At program point L650-1(lines 650 656) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,109 INFO L242 CegarLoopResult]: At program point L89(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:05,109 INFO L242 CegarLoopResult]: At program point L89-1(lines 84 92) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,109 INFO L242 CegarLoopResult]: At program point L89-2(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:05,110 INFO L242 CegarLoopResult]: At program point L89-3(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:05,110 INFO L242 CegarLoopResult]: At program point L89-4(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:05,110 INFO L242 CegarLoopResult]: At program point L89-5(lines 84 92) the Hoare annotation is: false [2019-11-28 00:20:05,110 INFO L242 CegarLoopResult]: At program point L801(lines 794 804) the Hoare annotation is: false [2019-11-28 00:20:05,110 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:05,110 INFO L242 CegarLoopResult]: At program point L801-1(lines 794 804) the Hoare annotation is: false [2019-11-28 00:20:05,111 INFO L242 CegarLoopResult]: At program point L801-2(lines 794 804) the Hoare annotation is: false [2019-11-28 00:20:05,112 INFO L246 CegarLoopResult]: For program point L868(lines 868 881) no Hoare annotation was computed. [2019-11-28 00:20:05,112 INFO L242 CegarLoopResult]: At program point L868-1(lines 1 893) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,112 INFO L246 CegarLoopResult]: For program point L868-2(lines 868 881) no Hoare annotation was computed. [2019-11-28 00:20:05,113 INFO L242 CegarLoopResult]: At program point L868-3(lines 1 893) the Hoare annotation is: false [2019-11-28 00:20:05,113 INFO L246 CegarLoopResult]: For program point L868-4(lines 868 881) no Hoare annotation was computed. [2019-11-28 00:20:05,113 INFO L242 CegarLoopResult]: At program point L868-5(lines 1 893) the Hoare annotation is: false [2019-11-28 00:20:05,113 INFO L246 CegarLoopResult]: For program point L670(lines 670 683) no Hoare annotation was computed. [2019-11-28 00:20:05,114 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,115 INFO L246 CegarLoopResult]: For program point L76(lines 76 80) no Hoare annotation was computed. [2019-11-28 00:20:05,115 INFO L242 CegarLoopResult]: At program point L688(lines 639 689) the Hoare annotation is: false [2019-11-28 00:20:05,115 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:05,115 INFO L249 CegarLoopResult]: At program point L624(lines 605 627) the Hoare annotation is: true [2019-11-28 00:20:05,115 INFO L242 CegarLoopResult]: At program point L591(lines 587 593) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:05,117 INFO L242 CegarLoopResult]: At program point L525(lines 520 528) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:05,119 INFO L246 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2019-11-28 00:20:05,119 INFO L246 CegarLoopResult]: For program point L872-2(lines 872 878) no Hoare annotation was computed. [2019-11-28 00:20:05,119 INFO L246 CegarLoopResult]: For program point L740(lines 740 757) no Hoare annotation was computed. [2019-11-28 00:20:05,119 INFO L246 CegarLoopResult]: For program point L872-4(lines 872 878) no Hoare annotation was computed. [2019-11-28 00:20:05,120 INFO L246 CegarLoopResult]: For program point L740-1(lines 740 757) no Hoare annotation was computed. [2019-11-28 00:20:05,120 INFO L246 CegarLoopResult]: For program point L740-2(lines 740 757) no Hoare annotation was computed. [2019-11-28 00:20:05,120 INFO L246 CegarLoopResult]: For program point L641(lines 640 687) no Hoare annotation was computed. [2019-11-28 00:20:05,120 INFO L242 CegarLoopResult]: At program point L542-2(lines 542 556) the Hoare annotation is: false [2019-11-28 00:20:05,120 INFO L242 CegarLoopResult]: At program point L708(lines 707 726) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,120 INFO L246 CegarLoopResult]: For program point L708-1(lines 708 714) no Hoare annotation was computed. [2019-11-28 00:20:05,121 INFO L246 CegarLoopResult]: For program point L642(lines 642 646) no Hoare annotation was computed. [2019-11-28 00:20:05,121 INFO L242 CegarLoopResult]: At program point L708-2(lines 707 726) the Hoare annotation is: false [2019-11-28 00:20:05,121 INFO L242 CegarLoopResult]: At program point L708-3(lines 707 726) the Hoare annotation is: false [2019-11-28 00:20:05,121 INFO L246 CegarLoopResult]: For program point L64(lines 64 68) no Hoare annotation was computed. [2019-11-28 00:20:05,121 INFO L246 CegarLoopResult]: For program point L543(line 543) no Hoare annotation was computed. [2019-11-28 00:20:05,121 INFO L246 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,121 INFO L246 CegarLoopResult]: For program point L890-1(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,122 INFO L246 CegarLoopResult]: For program point L890-2(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,127 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:05,127 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 890) no Hoare annotation was computed. [2019-11-28 00:20:05,127 INFO L246 CegarLoopResult]: For program point L660(lines 660 666) no Hoare annotation was computed. [2019-11-28 00:20:05,127 INFO L242 CegarLoopResult]: At program point L660-1(lines 660 666) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,127 INFO L242 CegarLoopResult]: At program point L810(lines 805 813) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,128 INFO L242 CegarLoopResult]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2019-11-28 00:20:05,128 INFO L246 CegarLoopResult]: For program point L744(lines 744 752) no Hoare annotation was computed. [2019-11-28 00:20:05,128 INFO L242 CegarLoopResult]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2019-11-28 00:20:05,128 INFO L246 CegarLoopResult]: For program point L744-1(lines 744 752) no Hoare annotation was computed. [2019-11-28 00:20:05,128 INFO L246 CegarLoopResult]: For program point L678(lines 678 682) no Hoare annotation was computed. [2019-11-28 00:20:05,128 INFO L246 CegarLoopResult]: For program point L744-2(lines 744 752) no Hoare annotation was computed. [2019-11-28 00:20:05,129 INFO L242 CegarLoopResult]: At program point L678-2(lines 708 714) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:05,129 INFO L246 CegarLoopResult]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-11-28 00:20:05,129 INFO L246 CegarLoopResult]: For program point L546-1(lines 708 714) no Hoare annotation was computed. [2019-11-28 00:20:05,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:05 BoogieIcfgContainer [2019-11-28 00:20:05,168 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:05,168 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:05,168 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:05,168 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:05,169 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:03" (3/4) ... [2019-11-28 00:20:05,174 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:05,212 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:05,213 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:05,214 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:05,214 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:05,215 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:05,216 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:05,216 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:05,263 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:05,381 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:05,381 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:05,385 INFO L168 Benchmark]: Toolchain (without parser) took 3503.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 957.7 MB in the beginning and 867.9 MB in the end (delta: 89.8 MB). Peak memory consumption was 174.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,385 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:05,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 607.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -102.1 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,387 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,387 INFO L168 Benchmark]: Boogie Preprocessor took 50.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:05,388 INFO L168 Benchmark]: RCFGBuilder took 850.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.7 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,388 INFO L168 Benchmark]: TraceAbstraction took 1705.10 ms. Allocated memory is still 1.1 GB. Free memory was 992.7 MB in the beginning and 881.7 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,389 INFO L168 Benchmark]: Witness Printer took 213.62 ms. Allocated memory is still 1.1 GB. Free memory was 881.7 MB in the beginning and 867.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:05,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 607.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 84.4 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -102.1 MB). Peak memory consumption was 20.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.64 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 850.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 992.7 MB in the end (delta: 60.1 MB). Peak memory consumption was 60.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1705.10 ms. Allocated memory is still 1.1 GB. Free memory was 992.7 MB in the beginning and 881.7 MB in the end (delta: 111.0 MB). Peak memory consumption was 111.0 MB. Max. memory is 11.5 GB. * Witness Printer took 213.62 ms. Allocated memory is still 1.1 GB. Free memory was 881.7 MB in the beginning and 867.9 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 890]: 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: 708]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 84]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 650]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 286 SDtfs, 276 SDslu, 233 SDs, 0 SdLazy, 53 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1334 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...