./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product21.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_spec2_product21.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 b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:24:59,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:24:59,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:24:59,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:24:59,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:24:59,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:24:59,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:24:59,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:24:59,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:24:59,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:24:59,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:24:59,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:24:59,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:24:59,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:24:59,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:24:59,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:24:59,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:24:59,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:24:59,099 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:24:59,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:24:59,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:24:59,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:24:59,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:24:59,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:24:59,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:24:59,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:24:59,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:24:59,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:24:59,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:24:59,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:24:59,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:24:59,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:24:59,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:24:59,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:24:59,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:24:59,119 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:24:59,120 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:24:59,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:24:59,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:24:59,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:24:59,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:24:59,123 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:24:59,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:24:59,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:24:59,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:24:59,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:24:59,141 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:24:59,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:24:59,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:24:59,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:24:59,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:24:59,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:24:59,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:24:59,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:24:59,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:24:59,144 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:24:59,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:24:59,144 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:24:59,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:24:59,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:24:59,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:24:59,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:24:59,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:24:59,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:24:59,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:24:59,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:24:59,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:24:59,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:24:59,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:24:59,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:24:59,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:24:59,149 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 -> b51e4d4f6750e9cf93bd85ecf4b933ea1ea8886c [2019-11-28 17:24:59,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:24:59,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:24:59,509 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:24:59,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:24:59,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:24:59,512 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-11-28 17:24:59,578 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fb8a8a0/e1a66821ce3d4bf48bd4fe28fe1febf9/FLAGd4d4f64a3 [2019-11-28 17:25:00,046 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:25:00,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product21.cil.c [2019-11-28 17:25:00,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fb8a8a0/e1a66821ce3d4bf48bd4fe28fe1febf9/FLAGd4d4f64a3 [2019-11-28 17:25:00,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fb8a8a0/e1a66821ce3d4bf48bd4fe28fe1febf9 [2019-11-28 17:25:00,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:25:00,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:25:00,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:25:00,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:25:00,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:25:00,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:25:00" (1/1) ... [2019-11-28 17:25:00,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e2f0fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:00, skipping insertion in model container [2019-11-28 17:25:00,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:25:00" (1/1) ... [2019-11-28 17:25:00,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:25:00,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:25:00,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:25:00,896 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:25:00,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:25:01,014 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:25:01,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01 WrapperNode [2019-11-28 17:25:01,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:25:01,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:25:01,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:25:01,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:25:01,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:25:01,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:25:01,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:25:01,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:25:01,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,234 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (1/1) ... [2019-11-28 17:25:01,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:25:01,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:25:01,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:25:01,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:25:01,253 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (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 17:25:01,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:25:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:25:01,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:25:01,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:25:02,294 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:25:02,295 INFO L287 CfgBuilder]: Removed 158 assume(true) statements. [2019-11-28 17:25:02,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:25:02 BoogieIcfgContainer [2019-11-28 17:25:02,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:25:02,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:25:02,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:25:02,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:25:02,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:25:00" (1/3) ... [2019-11-28 17:25:02,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23180f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:25:02, skipping insertion in model container [2019-11-28 17:25:02,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:25:01" (2/3) ... [2019-11-28 17:25:02,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23180f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:25:02, skipping insertion in model container [2019-11-28 17:25:02,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:25:02" (3/3) ... [2019-11-28 17:25:02,306 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product21.cil.c [2019-11-28 17:25:02,317 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:25:02,325 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:25:02,338 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:25:02,367 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:25:02,367 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:25:02,367 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:25:02,368 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:25:02,368 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:25:02,368 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:25:02,369 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:25:02,369 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:25:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-28 17:25:02,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:25:02,399 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:25:02,401 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:25:02,401 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:25:02,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:25:02,407 INFO L82 PathProgramCache]: Analyzing trace with hash 631358255, now seen corresponding path program 1 times [2019-11-28 17:25:02,417 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:25:02,418 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541188030] [2019-11-28 17:25:02,418 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:25:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:25:02,705 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 17:25:02,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541188030] [2019-11-28 17:25:02,708 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:25:02,708 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:25:02,710 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962970796] [2019-11-28 17:25:02,716 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:25:02,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:25:02,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:25:02,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:25:02,730 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-28 17:25:02,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:25:02,763 INFO L93 Difference]: Finished difference Result 211 states and 318 transitions. [2019-11-28 17:25:02,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:25:02,765 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 17:25:02,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:25:02,785 INFO L225 Difference]: With dead ends: 211 [2019-11-28 17:25:02,785 INFO L226 Difference]: Without dead ends: 105 [2019-11-28 17:25:02,790 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 17:25:02,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-28 17:25:02,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-11-28 17:25:02,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-28 17:25:02,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2019-11-28 17:25:02,846 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 18 [2019-11-28 17:25:02,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:25:02,847 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2019-11-28 17:25:02,847 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:25:02,847 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2019-11-28 17:25:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:25:02,849 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:25:02,849 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:25:02,849 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:25:02,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:25:02,850 INFO L82 PathProgramCache]: Analyzing trace with hash -1546440637, now seen corresponding path program 1 times [2019-11-28 17:25:02,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:25:02,850 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238480116] [2019-11-28 17:25:02,851 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:25:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:25:03,023 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 17:25:03,024 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238480116] [2019-11-28 17:25:03,024 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:25:03,024 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:25:03,025 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880371256] [2019-11-28 17:25:03,027 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:25:03,027 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:25:03,028 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:25:03,028 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:25:03,029 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 3 states. [2019-11-28 17:25:03,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:25:03,051 INFO L93 Difference]: Finished difference Result 105 states and 151 transitions. [2019-11-28 17:25:03,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:25:03,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 17:25:03,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:25:03,055 INFO L225 Difference]: With dead ends: 105 [2019-11-28 17:25:03,056 INFO L226 Difference]: Without dead ends: 45 [2019-11-28 17:25:03,058 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 17:25:03,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-28 17:25:03,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-28 17:25:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-28 17:25:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 64 transitions. [2019-11-28 17:25:03,066 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 64 transitions. Word has length 19 [2019-11-28 17:25:03,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:25:03,066 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 64 transitions. [2019-11-28 17:25:03,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:25:03,067 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-11-28 17:25:03,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:25:03,068 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:25:03,068 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 17:25:03,068 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:25:03,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:25:03,069 INFO L82 PathProgramCache]: Analyzing trace with hash -2132184394, now seen corresponding path program 1 times [2019-11-28 17:25:03,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:25:03,069 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249895376] [2019-11-28 17:25:03,070 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:25:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:25:03,234 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 17:25:03,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249895376] [2019-11-28 17:25:03,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:25:03,235 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:25:03,235 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760500946] [2019-11-28 17:25:03,236 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:25:03,236 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:25:03,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:25:03,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:25:03,237 INFO L87 Difference]: Start difference. First operand 45 states and 64 transitions. Second operand 6 states. [2019-11-28 17:25:03,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:25:03,361 INFO L93 Difference]: Finished difference Result 83 states and 121 transitions. [2019-11-28 17:25:03,361 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:25:03,361 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-28 17:25:03,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:25:03,362 INFO L225 Difference]: With dead ends: 83 [2019-11-28 17:25:03,365 INFO L226 Difference]: Without dead ends: 45 [2019-11-28 17:25:03,366 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:25:03,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-28 17:25:03,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-28 17:25:03,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-28 17:25:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 63 transitions. [2019-11-28 17:25:03,380 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 63 transitions. Word has length 24 [2019-11-28 17:25:03,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:25:03,382 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 63 transitions. [2019-11-28 17:25:03,382 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:25:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2019-11-28 17:25:03,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 17:25:03,383 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:25:03,384 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:25:03,384 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:25:03,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:25:03,384 INFO L82 PathProgramCache]: Analyzing trace with hash -1437786744, now seen corresponding path program 1 times [2019-11-28 17:25:03,386 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:25:03,386 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168411052] [2019-11-28 17:25:03,387 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:25:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:25:03,506 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 17:25:03,506 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168411052] [2019-11-28 17:25:03,507 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:25:03,507 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:25:03,507 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56367483] [2019-11-28 17:25:03,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:25:03,508 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:25:03,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:25:03,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:25:03,509 INFO L87 Difference]: Start difference. First operand 45 states and 63 transitions. Second operand 5 states. [2019-11-28 17:25:03,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:25:03,740 INFO L93 Difference]: Finished difference Result 207 states and 308 transitions. [2019-11-28 17:25:03,740 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:25:03,740 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-11-28 17:25:03,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:25:03,742 INFO L225 Difference]: With dead ends: 207 [2019-11-28 17:25:03,743 INFO L226 Difference]: Without dead ends: 169 [2019-11-28 17:25:03,744 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 17:25:03,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2019-11-28 17:25:03,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 78. [2019-11-28 17:25:03,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2019-11-28 17:25:03,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 111 transitions. [2019-11-28 17:25:03,769 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 111 transitions. Word has length 26 [2019-11-28 17:25:03,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:25:03,769 INFO L462 AbstractCegarLoop]: Abstraction has 78 states and 111 transitions. [2019-11-28 17:25:03,770 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:25:03,770 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2019-11-28 17:25:03,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-28 17:25:03,771 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:25:03,772 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:25:03,772 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:25:03,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:25:03,773 INFO L82 PathProgramCache]: Analyzing trace with hash 1841086480, now seen corresponding path program 1 times [2019-11-28 17:25:03,773 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:25:03,773 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187360791] [2019-11-28 17:25:03,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:25:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:25:03,869 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 17:25:03,870 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187360791] [2019-11-28 17:25:03,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:25:03,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:25:03,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253072751] [2019-11-28 17:25:03,871 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:25:03,871 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:25:03,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:25:03,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:25:03,873 INFO L87 Difference]: Start difference. First operand 78 states and 111 transitions. Second operand 5 states. [2019-11-28 17:25:03,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:25:03,964 INFO L93 Difference]: Finished difference Result 176 states and 260 transitions. [2019-11-28 17:25:03,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:25:03,965 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-11-28 17:25:03,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:25:03,966 INFO L225 Difference]: With dead ends: 176 [2019-11-28 17:25:03,968 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:25:03,972 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 17:25:03,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:25:03,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:25:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:25:03,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:25:03,974 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2019-11-28 17:25:03,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:25:03,975 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:25:03,975 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:25:03,975 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:25:03,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:25:03,979 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:25:04,354 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,354 INFO L246 CegarLoopResult]: For program point L731(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,354 INFO L246 CegarLoopResult]: For program point L731-1(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,354 INFO L246 CegarLoopResult]: For program point L731-2(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,355 INFO L246 CegarLoopResult]: For program point L731-3(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,355 INFO L246 CegarLoopResult]: For program point L731-4(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,355 INFO L246 CegarLoopResult]: For program point L731-5(lines 731 748) no Hoare annotation was computed. [2019-11-28 17:25:04,355 INFO L242 CegarLoopResult]: At program point L699(lines 698 717) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,355 INFO L246 CegarLoopResult]: For program point L699-1(lines 699 705) no Hoare annotation was computed. [2019-11-28 17:25:04,360 INFO L242 CegarLoopResult]: At program point L699-2(lines 698 717) the Hoare annotation is: false [2019-11-28 17:25:04,360 INFO L242 CegarLoopResult]: At program point L600(lines 595 603) the Hoare annotation is: false [2019-11-28 17:25:04,361 INFO L242 CegarLoopResult]: At program point L699-3(lines 698 717) the Hoare annotation is: false [2019-11-28 17:25:04,361 INFO L242 CegarLoopResult]: At program point L600-1(lines 595 603) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,361 INFO L242 CegarLoopResult]: At program point L600-2(lines 595 603) the Hoare annotation is: false [2019-11-28 17:25:04,362 INFO L242 CegarLoopResult]: At program point L600-3(lines 595 603) the Hoare annotation is: false [2019-11-28 17:25:04,362 INFO L242 CegarLoopResult]: At program point L600-4(lines 595 603) the Hoare annotation is: false [2019-11-28 17:25:04,362 INFO L242 CegarLoopResult]: At program point L600-5(lines 595 603) the Hoare annotation is: false [2019-11-28 17:25:04,363 INFO L242 CegarLoopResult]: At program point L865(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,363 INFO L242 CegarLoopResult]: At program point L865-1(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,363 INFO L242 CegarLoopResult]: At program point L865-2(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,364 INFO L242 CegarLoopResult]: At program point L865-3(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,364 INFO L242 CegarLoopResult]: At program point L865-4(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,364 INFO L242 CegarLoopResult]: At program point L865-5(lines 850 868) the Hoare annotation is: false [2019-11-28 17:25:04,364 INFO L246 CegarLoopResult]: For program point L900(lines 900 906) no Hoare annotation was computed. [2019-11-28 17:25:04,365 INFO L242 CegarLoopResult]: At program point L900-1(lines 900 906) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,365 INFO L242 CegarLoopResult]: At program point L801(lines 794 804) the Hoare annotation is: false [2019-11-28 17:25:04,365 INFO L242 CegarLoopResult]: At program point L801-1(lines 794 804) the Hoare annotation is: false [2019-11-28 17:25:04,365 INFO L246 CegarLoopResult]: For program point L735(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,366 INFO L242 CegarLoopResult]: At program point L801-2(lines 794 804) the Hoare annotation is: false [2019-11-28 17:25:04,366 INFO L246 CegarLoopResult]: For program point L735-1(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,366 INFO L246 CegarLoopResult]: For program point L735-2(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,366 INFO L246 CegarLoopResult]: For program point L735-3(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,367 INFO L246 CegarLoopResult]: For program point L735-4(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,367 INFO L246 CegarLoopResult]: For program point L735-5(lines 735 743) no Hoare annotation was computed. [2019-11-28 17:25:04,367 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,368 INFO L246 CegarLoopResult]: For program point L539(lines 539 546) no Hoare annotation was computed. [2019-11-28 17:25:04,369 INFO L249 CegarLoopResult]: At program point L539-1(lines 539 546) the Hoare annotation is: true [2019-11-28 17:25:04,372 INFO L242 CegarLoopResult]: At program point L706(lines 706 712) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,373 INFO L242 CegarLoopResult]: At program point L706-1(lines 706 712) the Hoare annotation is: false [2019-11-28 17:25:04,373 INFO L242 CegarLoopResult]: At program point L706-2(lines 706 712) the Hoare annotation is: false [2019-11-28 17:25:04,375 INFO L242 CegarLoopResult]: At program point L641(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,376 INFO L242 CegarLoopResult]: At program point L641-1(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,377 INFO L246 CegarLoopResult]: For program point L575(lines 575 579) no Hoare annotation was computed. [2019-11-28 17:25:04,377 INFO L242 CegarLoopResult]: At program point L641-2(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,377 INFO L242 CegarLoopResult]: At program point L641-3(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,377 INFO L242 CegarLoopResult]: At program point L641-4(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,378 INFO L242 CegarLoopResult]: At program point L641-5(lines 636 644) the Hoare annotation is: false [2019-11-28 17:25:04,378 INFO L242 CegarLoopResult]: At program point L511(lines 507 513) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:25:04,379 INFO L242 CegarLoopResult]: At program point L677(lines 1 933) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:25:04,383 INFO L242 CegarLoopResult]: At program point L810(lines 805 813) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,383 INFO L242 CegarLoopResult]: At program point L810-1(lines 805 813) the Hoare annotation is: false [2019-11-28 17:25:04,384 INFO L242 CegarLoopResult]: At program point L810-2(lines 805 813) the Hoare annotation is: false [2019-11-28 17:25:04,384 INFO L246 CegarLoopResult]: For program point L910(lines 910 921) no Hoare annotation was computed. [2019-11-28 17:25:04,384 INFO L242 CegarLoopResult]: At program point L415(lines 410 417) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:25:04,384 INFO L249 CegarLoopResult]: At program point L548(lines 529 551) the Hoare annotation is: true [2019-11-28 17:25:04,386 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:25:04,386 INFO L246 CegarLoopResult]: For program point L881(lines 880 925) no Hoare annotation was computed. [2019-11-28 17:25:04,386 INFO L246 CegarLoopResult]: For program point L650(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,387 INFO L246 CegarLoopResult]: For program point L650-1(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,387 INFO L246 CegarLoopResult]: For program point L650-2(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,387 INFO L246 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2019-11-28 17:25:04,388 INFO L246 CegarLoopResult]: For program point L916(lines 916 920) no Hoare annotation was computed. [2019-11-28 17:25:04,388 INFO L246 CegarLoopResult]: For program point L916-2(lines 699 705) no Hoare annotation was computed. [2019-11-28 17:25:04,391 INFO L242 CegarLoopResult]: At program point L685(lines 680 688) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 17:25:04,391 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:25:04,392 INFO L246 CegarLoopResult]: For program point L587(lines 587 591) no Hoare annotation was computed. [2019-11-28 17:25:04,392 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:25:04,392 INFO L246 CegarLoopResult]: For program point L426(lines 426 443) no Hoare annotation was computed. [2019-11-28 17:25:04,392 INFO L242 CegarLoopResult]: At program point L426-1(lines 1 933) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,393 INFO L246 CegarLoopResult]: For program point L426-2(lines 426 443) no Hoare annotation was computed. [2019-11-28 17:25:04,393 INFO L242 CegarLoopResult]: At program point L426-3(lines 1 933) the Hoare annotation is: false [2019-11-28 17:25:04,393 INFO L246 CegarLoopResult]: For program point L426-4(lines 426 443) no Hoare annotation was computed. [2019-11-28 17:25:04,393 INFO L242 CegarLoopResult]: At program point L426-5(lines 1 933) the Hoare annotation is: false [2019-11-28 17:25:04,393 INFO L246 CegarLoopResult]: For program point L757(lines 757 774) no Hoare annotation was computed. [2019-11-28 17:25:04,394 INFO L246 CegarLoopResult]: For program point L757-1(lines 757 774) no Hoare annotation was computed. [2019-11-28 17:25:04,395 INFO L246 CegarLoopResult]: For program point L757-2(lines 757 774) no Hoare annotation was computed. [2019-11-28 17:25:04,396 INFO L242 CegarLoopResult]: At program point L460-2(lines 460 474) the Hoare annotation is: false [2019-11-28 17:25:04,396 INFO L246 CegarLoopResult]: For program point L890(lines 890 896) no Hoare annotation was computed. [2019-11-28 17:25:04,396 INFO L242 CegarLoopResult]: At program point L890-1(lines 890 896) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_main_~tmp~4 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:25:04,397 INFO L246 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2019-11-28 17:25:04,397 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:25:04,397 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 650) no Hoare annotation was computed. [2019-11-28 17:25:04,397 INFO L246 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,398 INFO L246 CegarLoopResult]: For program point L859-2(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,398 INFO L246 CegarLoopResult]: For program point L859-3(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,398 INFO L246 CegarLoopResult]: For program point L859-5(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,398 INFO L246 CegarLoopResult]: For program point L859-6(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,399 INFO L246 CegarLoopResult]: For program point L859-8(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,399 INFO L246 CegarLoopResult]: For program point L859-9(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,399 INFO L246 CegarLoopResult]: For program point L859-11(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,399 INFO L246 CegarLoopResult]: For program point L859-12(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,400 INFO L246 CegarLoopResult]: For program point L430(lines 430 440) no Hoare annotation was computed. [2019-11-28 17:25:04,400 INFO L246 CegarLoopResult]: For program point L859-14(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,400 INFO L246 CegarLoopResult]: For program point L430-2(lines 430 440) no Hoare annotation was computed. [2019-11-28 17:25:04,401 INFO L246 CegarLoopResult]: For program point L859-15(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,401 INFO L246 CegarLoopResult]: For program point L859-17(lines 859 863) no Hoare annotation was computed. [2019-11-28 17:25:04,401 INFO L246 CegarLoopResult]: For program point L430-4(lines 430 440) no Hoare annotation was computed. [2019-11-28 17:25:04,401 INFO L242 CegarLoopResult]: At program point L926(lines 879 927) the Hoare annotation is: false [2019-11-28 17:25:04,402 INFO L246 CegarLoopResult]: For program point L761(lines 761 769) no Hoare annotation was computed. [2019-11-28 17:25:04,402 INFO L246 CegarLoopResult]: For program point L761-1(lines 761 769) no Hoare annotation was computed. [2019-11-28 17:25:04,402 INFO L246 CegarLoopResult]: For program point L761-2(lines 761 769) no Hoare annotation was computed. [2019-11-28 17:25:04,402 INFO L246 CegarLoopResult]: For program point L563(lines 563 567) no Hoare annotation was computed. [2019-11-28 17:25:04,402 INFO L246 CegarLoopResult]: For program point L563-3(lines 563 567) no Hoare annotation was computed. [2019-11-28 17:25:04,403 INFO L246 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-11-28 17:25:04,403 INFO L246 CegarLoopResult]: For program point L431(lines 431 437) no Hoare annotation was computed. [2019-11-28 17:25:04,404 INFO L246 CegarLoopResult]: For program point L464-1(lines 699 705) no Hoare annotation was computed. [2019-11-28 17:25:04,404 INFO L246 CegarLoopResult]: For program point L431-2(lines 431 437) no Hoare annotation was computed. [2019-11-28 17:25:04,404 INFO L246 CegarLoopResult]: For program point L563-6(lines 563 567) no Hoare annotation was computed. [2019-11-28 17:25:04,404 INFO L246 CegarLoopResult]: For program point L431-4(lines 431 437) no Hoare annotation was computed. [2019-11-28 17:25:04,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:25:04 BoogieIcfgContainer [2019-11-28 17:25:04,455 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:25:04,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:25:04,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:25:04,457 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:25:04,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:25:02" (3/4) ... [2019-11-28 17:25:04,462 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:25:04,498 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:25:04,500 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:25:04,501 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:25:04,502 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:25:04,503 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:25:04,504 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:25:04,505 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:25:04,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:25:04,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:25:04,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 [2019-11-28 17:25:04,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,556 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,556 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,557 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,557 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,558 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,560 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:25:04,660 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:25:04,660 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:25:04,663 INFO L168 Benchmark]: Toolchain (without parser) took 4296.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.3 MB in the beginning and 889.5 MB in the end (delta: 66.8 MB). Peak memory consumption was 203.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,663 INFO L168 Benchmark]: CDTParser took 0.29 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 17:25:04,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,664 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.97 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: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,665 INFO L168 Benchmark]: Boogie Preprocessor took 94.05 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 17:25:04,665 INFO L168 Benchmark]: RCFGBuilder took 1047.24 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,666 INFO L168 Benchmark]: TraceAbstraction took 2156.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 902.6 MB in the end (delta: 138.7 MB). Peak memory consumption was 138.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,666 INFO L168 Benchmark]: Witness Printer took 204.32 ms. Allocated memory is still 1.2 GB. Free memory was 902.6 MB in the beginning and 889.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:25:04,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 649.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 136.97 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: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 94.05 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 1047.24 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2156.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 902.6 MB in the end (delta: 138.7 MB). Peak memory consumption was 138.7 MB. Max. memory is 11.5 GB. * Witness Printer took 204.32 ms. Allocated memory is still 1.2 GB. Free memory was 902.6 MB in the beginning and 889.5 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 650]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 650]: 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: 529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 680]: Loop Invariant Derived loop invariant: ((1 == systemActive && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 460]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 539]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 900]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 706]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: ((((1 == systemActive && tmp == systemActive) && \result == 0) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 410]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && 0 == methaneLevelCritical) && \result == systemActive) && pumpRunning == 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 636]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == systemActive) && \result == systemActive) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 3 error locations. Result: SAFE, OverallTime: 1.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 427 SDtfs, 558 SDslu, 365 SDs, 0 SdLazy, 67 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred 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, 78 NumberOfFragments, 202 HoareAnnotationTreeSize, 43 FomulaSimplifications, 1538 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 109 ConstructedInterpolants, 0 QuantifiedInterpolants, 5825 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...