./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product22.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 a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:24:13,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:13,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:13,575 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:13,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:13,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:13,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:13,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:13,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:13,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:13,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:13,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:13,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:13,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:13,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:13,604 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:13,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:13,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:13,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:13,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:13,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:13,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:13,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:13,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:13,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:13,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:13,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:13,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:13,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:13,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:13,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:13,637 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:13,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:13,640 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:13,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:13,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:13,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:13,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:13,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:13,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:13,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:13,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:13,666 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:13,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:13,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:13,671 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:13,671 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:13,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:13,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:13,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:13,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:13,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:13,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:13,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:13,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:13,675 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:13,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:13,677 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:13,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:13,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:13,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:13,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:13,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:13,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:13,682 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:13,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:13,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:13,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:13,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:13,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:13,684 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:13,684 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 -> a844f2570635c0549a90fa68b4a0ca8e0d5c4fa4 [2019-11-28 17:24:13,992 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:14,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:14,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:14,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:14,012 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:14,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2019-11-28 17:24:14,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17740f63/4a91969ee2324d10a88d7902650d9ba5/FLAG8b8934965 [2019-11-28 17:24:14,636 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:24:14,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product22.cil.c [2019-11-28 17:24:14,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17740f63/4a91969ee2324d10a88d7902650d9ba5/FLAG8b8934965 [2019-11-28 17:24:14,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17740f63/4a91969ee2324d10a88d7902650d9ba5 [2019-11-28 17:24:14,942 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:24:14,944 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:24:14,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:14,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:24:14,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:24:14,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0dbbc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:14, skipping insertion in model container [2019-11-28 17:24:14,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:14" (1/1) ... [2019-11-28 17:24:14,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:24:15,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:24:15,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:15,506 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:24:15,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:24:15,670 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:24:15,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15 WrapperNode [2019-11-28 17:24:15,670 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:24:15,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:15,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:24:15,671 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:24:15,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:24:15,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:24:15,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:24:15,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:24:15,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... [2019-11-28 17:24:15,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:24:15,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:24:15,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:24:15,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:24:15,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:24:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:24:15,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:24:15,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:24:16,663 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:24:16,663 INFO L287 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-28 17:24:16,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:16 BoogieIcfgContainer [2019-11-28 17:24:16,665 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:24:16,666 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:24:16,666 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:24:16,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:24:16,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:14" (1/3) ... [2019-11-28 17:24:16,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7758b14b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:16, skipping insertion in model container [2019-11-28 17:24:16,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:15" (2/3) ... [2019-11-28 17:24:16,672 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7758b14b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:16, skipping insertion in model container [2019-11-28 17:24:16,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:16" (3/3) ... [2019-11-28 17:24:16,674 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product22.cil.c [2019-11-28 17:24:16,684 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:24:16,691 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:24:16,701 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:24:16,724 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:24:16,724 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:24:16,724 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:24:16,724 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:24:16,725 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:24:16,725 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:24:16,725 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:24:16,725 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:24:16,743 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 17:24:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:24:16,751 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:16,752 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:16,753 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:16,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:16,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1818136157, now seen corresponding path program 1 times [2019-11-28 17:24:16,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:16,766 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828506455] [2019-11-28 17:24:16,766 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:17,036 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 17:24:17,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828506455] [2019-11-28 17:24:17,039 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:17,039 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:17,040 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259017903] [2019-11-28 17:24:17,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:17,046 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:17,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:17,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:17,064 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 17:24:17,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:17,101 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 17:24:17,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:17,103 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:17,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:17,117 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:17,118 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 17:24:17,122 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:17,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 17:24:17,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 17:24:17,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 17:24:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 17:24:17,171 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 17:24:17,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:17,172 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 17:24:17,172 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 17:24:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:17,174 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:17,174 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:17,175 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:17,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:17,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1430074242, now seen corresponding path program 1 times [2019-11-28 17:24:17,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:17,176 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525897084] [2019-11-28 17:24:17,176 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:17,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:17,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525897084] [2019-11-28 17:24:17,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:17,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:17,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544681235] [2019-11-28 17:24:17,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:17,325 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:17,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:17,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:17,326 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 17:24:17,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:17,339 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 17:24:17,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:17,340 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:17,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:17,341 INFO L225 Difference]: With dead ends: 101 [2019-11-28 17:24:17,341 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:17,342 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:17,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:17,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:17,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:17,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 17:24:17,349 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 17:24:17,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:17,350 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 17:24:17,350 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:17,350 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 17:24:17,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:17,351 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:17,351 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:17,352 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:17,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:17,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1358801466, now seen corresponding path program 1 times [2019-11-28 17:24:17,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:17,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970014229] [2019-11-28 17:24:17,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:17,513 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970014229] [2019-11-28 17:24:17,513 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:17,514 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:17,514 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722975668] [2019-11-28 17:24:17,516 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:17,517 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:17,517 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:17,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:17,518 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-11-28 17:24:17,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:17,557 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 17:24:17,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:17,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 17:24:17,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:17,562 INFO L225 Difference]: With dead ends: 80 [2019-11-28 17:24:17,562 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 17:24:17,565 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:17,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 17:24:17,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 17:24:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 17:24:17,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 17:24:17,577 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 17:24:17,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:17,583 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 17:24:17,583 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 17:24:17,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:24:17,584 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:17,584 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:24:17,585 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:17,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:17,586 INFO L82 PathProgramCache]: Analyzing trace with hash 2042078472, now seen corresponding path program 1 times [2019-11-28 17:24:17,586 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:17,587 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857547542] [2019-11-28 17:24:17,587 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:17,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:17,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:17,737 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857547542] [2019-11-28 17:24:17,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:17,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:17,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222664496] [2019-11-28 17:24:17,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:17,739 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:17,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:17,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:17,739 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-11-28 17:24:17,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:17,883 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-11-28 17:24:17,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:17,884 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:24:17,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:17,886 INFO L225 Difference]: With dead ends: 204 [2019-11-28 17:24:17,886 INFO L226 Difference]: Without dead ends: 167 [2019-11-28 17:24:17,887 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-28 17:24:17,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-11-28 17:24:17,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-11-28 17:24:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 17:24:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-11-28 17:24:17,906 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-11-28 17:24:17,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:17,908 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-11-28 17:24:17,908 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-28 17:24:17,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 17:24:17,910 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:17,910 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 17:24:17,911 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:17,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:17,911 INFO L82 PathProgramCache]: Analyzing trace with hash -1843821250, now seen corresponding path program 1 times [2019-11-28 17:24:17,911 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:17,912 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940272368] [2019-11-28 17:24:17,913 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 17:24:18,008 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940272368] [2019-11-28 17:24:18,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:18,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:18,009 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693107878] [2019-11-28 17:24:18,010 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:18,010 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:18,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:18,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:18,012 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-11-28 17:24:18,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:18,094 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-11-28 17:24:18,094 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:18,095 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 17:24:18,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:18,095 INFO L225 Difference]: With dead ends: 174 [2019-11-28 17:24:18,095 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:18,098 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 17:24:18,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:18,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:18,103 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 17:24:18,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:18,103 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:18,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:18,104 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:18,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:18,372 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630(lines 625 633) the Hoare annotation is: false [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630-1(lines 625 633) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630-2(lines 625 633) the Hoare annotation is: false [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630-3(lines 625 633) the Hoare annotation is: false [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630-4(lines 625 633) the Hoare annotation is: false [2019-11-28 17:24:18,373 INFO L242 CegarLoopResult]: At program point L630-5(lines 625 633) the Hoare annotation is: false [2019-11-28 17:24:18,374 INFO L246 CegarLoopResult]: For program point L895(lines 895 901) no Hoare annotation was computed. [2019-11-28 17:24:18,374 INFO L242 CegarLoopResult]: At program point L895-1(lines 895 901) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,375 INFO L242 CegarLoopResult]: At program point L797(lines 792 800) 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 17:24:18,375 INFO L242 CegarLoopResult]: At program point L797-1(lines 792 800) the Hoare annotation is: false [2019-11-28 17:24:18,375 INFO L242 CegarLoopResult]: At program point L797-2(lines 792 800) the Hoare annotation is: false [2019-11-28 17:24:18,376 INFO L249 CegarLoopResult]: At program point L203(lines 184 206) the Hoare annotation is: true [2019-11-28 17:24:18,376 INFO L242 CegarLoopResult]: At program point L170(lines 166 172) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:18,376 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:18,376 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,377 INFO L242 CegarLoopResult]: At program point L671(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,377 INFO L242 CegarLoopResult]: At program point L671-1(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,377 INFO L246 CegarLoopResult]: For program point L605(lines 605 609) no Hoare annotation was computed. [2019-11-28 17:24:18,378 INFO L242 CegarLoopResult]: At program point L671-2(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,378 INFO L242 CegarLoopResult]: At program point L671-3(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,378 INFO L242 CegarLoopResult]: At program point L671-4(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,378 INFO L242 CegarLoopResult]: At program point L671-5(lines 666 674) the Hoare annotation is: false [2019-11-28 17:24:18,379 INFO L246 CegarLoopResult]: For program point L905(lines 905 918) no Hoare annotation was computed. [2019-11-28 17:24:18,379 INFO L246 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,379 INFO L246 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,379 INFO L246 CegarLoopResult]: For program point L578-2(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,380 INFO L246 CegarLoopResult]: For program point L876(lines 875 922) no Hoare annotation was computed. [2019-11-28 17:24:18,380 INFO L246 CegarLoopResult]: For program point L744(lines 744 761) no Hoare annotation was computed. [2019-11-28 17:24:18,380 INFO L246 CegarLoopResult]: For program point L744-1(lines 744 761) no Hoare annotation was computed. [2019-11-28 17:24:18,380 INFO L246 CegarLoopResult]: For program point L744-2(lines 744 761) no Hoare annotation was computed. [2019-11-28 17:24:18,381 INFO L246 CegarLoopResult]: For program point L877(lines 877 881) no Hoare annotation was computed. [2019-11-28 17:24:18,381 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:18,381 INFO L242 CegarLoopResult]: At program point L119-2(lines 119 133) the Hoare annotation is: false [2019-11-28 17:24:18,381 INFO L246 CegarLoopResult]: For program point L846(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,382 INFO L246 CegarLoopResult]: For program point L846-2(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,382 INFO L246 CegarLoopResult]: For program point L846-3(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,382 INFO L246 CegarLoopResult]: For program point L846-5(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,382 INFO L246 CegarLoopResult]: For program point L846-6(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,383 INFO L246 CegarLoopResult]: For program point L846-8(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,383 INFO L246 CegarLoopResult]: For program point L846-9(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,383 INFO L246 CegarLoopResult]: For program point L846-11(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,383 INFO L246 CegarLoopResult]: For program point L846-12(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,384 INFO L246 CegarLoopResult]: For program point L846-14(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,384 INFO L246 CegarLoopResult]: For program point L846-15(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,384 INFO L246 CegarLoopResult]: For program point L846-17(lines 846 850) no Hoare annotation was computed. [2019-11-28 17:24:18,384 INFO L246 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2019-11-28 17:24:18,385 INFO L246 CegarLoopResult]: For program point L913(lines 913 917) no Hoare annotation was computed. [2019-11-28 17:24:18,385 INFO L242 CegarLoopResult]: At program point L913-2(lines 686 692) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,385 INFO L246 CegarLoopResult]: For program point L748(lines 748 756) no Hoare annotation was computed. [2019-11-28 17:24:18,385 INFO L246 CegarLoopResult]: For program point L748-1(lines 748 756) no Hoare annotation was computed. [2019-11-28 17:24:18,386 INFO L246 CegarLoopResult]: For program point L748-2(lines 748 756) no Hoare annotation was computed. [2019-11-28 17:24:18,386 INFO L246 CegarLoopResult]: For program point L617(lines 617 621) no Hoare annotation was computed. [2019-11-28 17:24:18,386 INFO L246 CegarLoopResult]: For program point L89(lines 89 102) no Hoare annotation was computed. [2019-11-28 17:24:18,386 INFO L242 CegarLoopResult]: At program point L89-1(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,387 INFO L246 CegarLoopResult]: For program point L89-2(lines 89 102) no Hoare annotation was computed. [2019-11-28 17:24:18,387 INFO L242 CegarLoopResult]: At program point L89-3(lines 1 930) the Hoare annotation is: false [2019-11-28 17:24:18,387 INFO L246 CegarLoopResult]: For program point L89-4(lines 89 102) no Hoare annotation was computed. [2019-11-28 17:24:18,387 INFO L242 CegarLoopResult]: At program point L89-5(lines 1 930) the Hoare annotation is: false [2019-11-28 17:24:18,388 INFO L246 CegarLoopResult]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-11-28 17:24:18,388 INFO L246 CegarLoopResult]: For program point L123-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:24:18,388 INFO L246 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,388 INFO L246 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,388 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,389 INFO L246 CegarLoopResult]: For program point L718-3(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,389 INFO L246 CegarLoopResult]: For program point L718-4(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,389 INFO L246 CegarLoopResult]: For program point L718-5(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:24:18,389 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:18,390 INFO L242 CegarLoopResult]: At program point L686(lines 685 704) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,390 INFO L246 CegarLoopResult]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:24:18,390 INFO L242 CegarLoopResult]: At program point L686-2(lines 685 704) the Hoare annotation is: false [2019-11-28 17:24:18,390 INFO L242 CegarLoopResult]: At program point L686-3(lines 685 704) the Hoare annotation is: false [2019-11-28 17:24:18,390 INFO L246 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2019-11-28 17:24:18,391 INFO L242 CegarLoopResult]: At program point L885-1(lines 885 891) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,391 INFO L242 CegarLoopResult]: At program point L852(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,391 INFO L242 CegarLoopResult]: At program point L852-1(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,391 INFO L242 CegarLoopResult]: At program point L852-2(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,392 INFO L242 CegarLoopResult]: At program point L852-3(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,392 INFO L242 CegarLoopResult]: At program point L852-4(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,392 INFO L242 CegarLoopResult]: At program point L852-5(lines 837 855) the Hoare annotation is: false [2019-11-28 17:24:18,392 INFO L246 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2019-11-28 17:24:18,393 INFO L246 CegarLoopResult]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2019-11-28 17:24:18,393 INFO L246 CegarLoopResult]: For program point L93-4(lines 93 99) no Hoare annotation was computed. [2019-11-28 17:24:18,393 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:18,393 INFO L242 CegarLoopResult]: At program point L788(lines 781 791) the Hoare annotation is: false [2019-11-28 17:24:18,393 INFO L242 CegarLoopResult]: At program point L788-1(lines 781 791) the Hoare annotation is: false [2019-11-28 17:24:18,394 INFO L246 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,394 INFO L242 CegarLoopResult]: At program point L788-2(lines 781 791) the Hoare annotation is: false [2019-11-28 17:24:18,394 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,394 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,395 INFO L246 CegarLoopResult]: For program point L722-3(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,395 INFO L246 CegarLoopResult]: For program point L722-4(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,395 INFO L246 CegarLoopResult]: For program point L722-5(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:24:18,395 INFO L246 CegarLoopResult]: For program point L194(lines 194 201) no Hoare annotation was computed. [2019-11-28 17:24:18,395 INFO L249 CegarLoopResult]: At program point L194-1(lines 194 201) the Hoare annotation is: true [2019-11-28 17:24:18,396 INFO L242 CegarLoopResult]: At program point L923(lines 874 924) the Hoare annotation is: false [2019-11-28 17:24:18,396 INFO L246 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2019-11-28 17:24:18,396 INFO L246 CegarLoopResult]: For program point L593-3(lines 593 597) no Hoare annotation was computed. [2019-11-28 17:24:18,396 INFO L246 CegarLoopResult]: For program point L593-6(lines 593 597) no Hoare annotation was computed. [2019-11-28 17:24:18,397 INFO L242 CegarLoopResult]: At program point L65(lines 1 930) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:18,397 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:18,397 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2019-11-28 17:24:18,397 INFO L242 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:18,398 INFO L242 CegarLoopResult]: At program point L693-1(lines 693 699) the Hoare annotation is: false [2019-11-28 17:24:18,398 INFO L242 CegarLoopResult]: At program point L693-2(lines 693 699) the Hoare annotation is: false [2019-11-28 17:24:18,420 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:18 BoogieIcfgContainer [2019-11-28 17:24:18,420 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:18,421 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:18,421 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:18,421 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:18,422 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:16" (3/4) ... [2019-11-28 17:24:18,427 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:18,446 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:18,447 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:18,448 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:18,449 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:18,450 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:18,451 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:18,452 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:18,484 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:18,571 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:18,571 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:18,574 INFO L168 Benchmark]: Toolchain (without parser) took 3630.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.3 MB in the beginning and 899.6 MB in the end (delta: 56.7 MB). Peak memory consumption was 192.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,575 INFO L168 Benchmark]: CDTParser took 0.34 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 17:24:18,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 725.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,576 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.46 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,576 INFO L168 Benchmark]: Boogie Preprocessor took 47.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:24:18,576 INFO L168 Benchmark]: RCFGBuilder took 862.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,577 INFO L168 Benchmark]: TraceAbstraction took 1754.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 913.1 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,577 INFO L168 Benchmark]: Witness Printer took 150.91 ms. Allocated memory is still 1.2 GB. Free memory was 913.1 MB in the beginning and 899.6 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:18,579 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 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 725.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 25.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.46 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.60 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 862.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.0 MB). Peak memory consumption was 71.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1754.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 913.1 MB in the end (delta: 126.6 MB). Peak memory consumption was 126.6 MB. Max. memory is 11.5 GB. * Witness Printer took 150.91 ms. Allocated memory is still 1.2 GB. Free memory was 913.1 MB in the beginning and 899.6 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 578]: 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: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 666]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 166]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 412 SDtfs, 404 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 12 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=105occurred 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, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 43 PreInvPairs, 84 NumberOfFragments, 145 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1334 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4199 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...