./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product45.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_spec3_product45.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 8271090c98217a098933d4a7a6aa5b00a536c5c8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:26:04,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:26:04,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:26:04,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:26:04,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:26:04,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:26:04,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:26:04,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:26:04,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:26:04,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:26:04,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:26:04,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:26:04,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:26:04,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:26:04,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:26:04,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:26:04,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:26:04,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:26:04,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:26:04,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:26:04,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:26:04,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:26:04,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:26:04,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:26:04,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:26:04,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:26:04,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:26:04,255 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:26:04,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:26:04,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:26:04,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:26:04,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:26:04,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:26:04,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:26:04,265 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:26:04,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:26:04,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:26:04,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:26:04,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:26:04,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:26:04,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:26:04,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:04,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:04,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:04,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:04,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:04,295 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:04,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:04,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:04,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:04,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:04,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:04,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:04,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:04,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:04,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:04,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:04,298 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:04,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:04,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:04,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:04,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:04,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:04,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:04,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:04,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:04,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:04,301 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:04,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:04,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:04,302 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:04,302 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 -> 8271090c98217a098933d4a7a6aa5b00a536c5c8 [2019-11-28 17:26:04,634 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:04,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:04,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:04,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:04,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:04,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2019-11-28 17:26:04,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9abbc2a/69ba211041ad41789cda940fa9978fb8/FLAG111397cdf [2019-11-28 17:26:05,321 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:05,323 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product45.cil.c [2019-11-28 17:26:05,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9abbc2a/69ba211041ad41789cda940fa9978fb8/FLAG111397cdf [2019-11-28 17:26:05,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e9abbc2a/69ba211041ad41789cda940fa9978fb8 [2019-11-28 17:26:05,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:05,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:05,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:05,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:05,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:05,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:05" (1/1) ... [2019-11-28 17:26:05,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703be96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:05, skipping insertion in model container [2019-11-28 17:26:05,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:05" (1/1) ... [2019-11-28 17:26:05,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:05,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:06,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:06,105 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:06,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:06,253 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:06,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06 WrapperNode [2019-11-28 17:26:06,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:06,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:06,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:06,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:06,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:06,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:06,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:06,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:06,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,379 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (1/1) ... [2019-11-28 17:26:06,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:06,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:06,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:06,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:06,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (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 17:26:06,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:06,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:06,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:06,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:07,320 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:07,320 INFO L287 CfgBuilder]: Removed 198 assume(true) statements. [2019-11-28 17:26:07,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07 BoogieIcfgContainer [2019-11-28 17:26:07,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:07,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:07,324 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:07,327 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:07,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:05" (1/3) ... [2019-11-28 17:26:07,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d71cc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:07, skipping insertion in model container [2019-11-28 17:26:07,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:06" (2/3) ... [2019-11-28 17:26:07,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d71cc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:07, skipping insertion in model container [2019-11-28 17:26:07,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07" (3/3) ... [2019-11-28 17:26:07,331 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product45.cil.c [2019-11-28 17:26:07,342 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:07,351 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:07,363 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:07,391 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:07,391 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:07,391 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:07,391 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:07,392 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:07,392 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:07,392 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:07,392 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:07,413 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-11-28 17:26:07,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-28 17:26:07,421 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:07,422 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 17:26:07,423 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:07,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:07,430 INFO L82 PathProgramCache]: Analyzing trace with hash 1981233963, now seen corresponding path program 1 times [2019-11-28 17:26:07,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:07,440 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276035810] [2019-11-28 17:26:07,441 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:07,728 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 17:26:07,729 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276035810] [2019-11-28 17:26:07,730 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:07,731 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:07,732 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311849020] [2019-11-28 17:26:07,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:07,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:07,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:07,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:07,756 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-11-28 17:26:07,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:07,797 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-11-28 17:26:07,797 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:07,799 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-11-28 17:26:07,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:07,818 INFO L225 Difference]: With dead ends: 264 [2019-11-28 17:26:07,818 INFO L226 Difference]: Without dead ends: 131 [2019-11-28 17:26:07,825 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 17:26:07,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-11-28 17:26:07,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-11-28 17:26:07,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-11-28 17:26:07,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-11-28 17:26:07,873 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2019-11-28 17:26:07,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:07,875 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-11-28 17:26:07,875 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:07,876 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-11-28 17:26:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-28 17:26:07,877 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:07,877 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 17:26:07,879 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:07,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:07,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1070203210, now seen corresponding path program 1 times [2019-11-28 17:26:07,880 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:07,881 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851281986] [2019-11-28 17:26:07,881 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,064 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 17:26:08,065 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851281986] [2019-11-28 17:26:08,065 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,066 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:08,066 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504398533] [2019-11-28 17:26:08,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:08,068 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:08,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:08,069 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2019-11-28 17:26:08,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,094 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-11-28 17:26:08,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:08,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-11-28 17:26:08,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,099 INFO L225 Difference]: With dead ends: 131 [2019-11-28 17:26:08,100 INFO L226 Difference]: Without dead ends: 53 [2019-11-28 17:26:08,102 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 17:26:08,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-28 17:26:08,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-28 17:26:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-28 17:26:08,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-11-28 17:26:08,110 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2019-11-28 17:26:08,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,111 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-11-28 17:26:08,111 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:08,112 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-11-28 17:26:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:08,113 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,113 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 17:26:08,114 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,114 INFO L82 PathProgramCache]: Analyzing trace with hash 1049766460, now seen corresponding path program 1 times [2019-11-28 17:26:08,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,115 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657962902] [2019-11-28 17:26:08,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,207 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 17:26:08,207 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657962902] [2019-11-28 17:26:08,208 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,208 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:08,208 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427760294] [2019-11-28 17:26:08,209 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:08,209 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:08,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:08,210 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2019-11-28 17:26:08,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,234 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-11-28 17:26:08,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:08,235 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-28 17:26:08,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,238 INFO L225 Difference]: With dead ends: 100 [2019-11-28 17:26:08,238 INFO L226 Difference]: Without dead ends: 53 [2019-11-28 17:26:08,239 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:26:08,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-28 17:26:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-28 17:26:08,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-28 17:26:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-11-28 17:26:08,249 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2019-11-28 17:26:08,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,252 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-11-28 17:26:08,253 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:08,253 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-11-28 17:26:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-28 17:26:08,254 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,255 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 17:26:08,255 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,256 INFO L82 PathProgramCache]: Analyzing trace with hash -927374502, now seen corresponding path program 1 times [2019-11-28 17:26:08,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,256 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571171017] [2019-11-28 17:26:08,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,362 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 17:26:08,362 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571171017] [2019-11-28 17:26:08,363 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,363 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:08,364 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274190103] [2019-11-28 17:26:08,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:08,364 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:08,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:08,366 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-11-28 17:26:08,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,426 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2019-11-28 17:26:08,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:08,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2019-11-28 17:26:08,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,431 INFO L225 Difference]: With dead ends: 123 [2019-11-28 17:26:08,431 INFO L226 Difference]: Without dead ends: 76 [2019-11-28 17:26:08,432 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 17:26:08,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2019-11-28 17:26:08,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2019-11-28 17:26:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-11-28 17:26:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2019-11-28 17:26:08,448 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2019-11-28 17:26:08,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,449 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2019-11-28 17:26:08,449 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2019-11-28 17:26:08,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-28 17:26:08,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,455 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, 1, 1, 1, 1, 1] [2019-11-28 17:26:08,456 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,457 INFO L82 PathProgramCache]: Analyzing trace with hash -44236562, now seen corresponding path program 1 times [2019-11-28 17:26:08,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,457 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026765310] [2019-11-28 17:26:08,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,587 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 17:26:08,588 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026765310] [2019-11-28 17:26:08,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:08,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019987368] [2019-11-28 17:26:08,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:08,590 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:08,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:08,592 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2019-11-28 17:26:08,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:08,752 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2019-11-28 17:26:08,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:08,753 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-11-28 17:26:08,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:08,756 INFO L225 Difference]: With dead ends: 373 [2019-11-28 17:26:08,756 INFO L226 Difference]: Without dead ends: 305 [2019-11-28 17:26:08,757 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:08,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2019-11-28 17:26:08,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2019-11-28 17:26:08,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2019-11-28 17:26:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2019-11-28 17:26:08,781 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2019-11-28 17:26:08,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:08,781 INFO L462 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2019-11-28 17:26:08,782 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2019-11-28 17:26:08,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:08,783 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:08,783 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, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:08,784 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:08,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:08,784 INFO L82 PathProgramCache]: Analyzing trace with hash -1115283092, now seen corresponding path program 1 times [2019-11-28 17:26:08,785 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:08,785 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958837422] [2019-11-28 17:26:08,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:08,862 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 17:26:08,862 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958837422] [2019-11-28 17:26:08,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:08,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:08,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353553276] [2019-11-28 17:26:08,864 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:08,864 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:08,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:08,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:08,865 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 5 states. [2019-11-28 17:26:09,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,052 INFO L93 Difference]: Finished difference Result 547 states and 782 transitions. [2019-11-28 17:26:09,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:09,053 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:09,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,056 INFO L225 Difference]: With dead ends: 547 [2019-11-28 17:26:09,056 INFO L226 Difference]: Without dead ends: 479 [2019-11-28 17:26:09,058 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:09,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2019-11-28 17:26:09,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 181. [2019-11-28 17:26:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 17:26:09,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 250 transitions. [2019-11-28 17:26:09,082 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 250 transitions. Word has length 33 [2019-11-28 17:26:09,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,082 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 250 transitions. [2019-11-28 17:26:09,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:09,083 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 250 transitions. [2019-11-28 17:26:09,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:09,084 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,084 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, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:09,084 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,085 INFO L82 PathProgramCache]: Analyzing trace with hash -2126400342, now seen corresponding path program 1 times [2019-11-28 17:26:09,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858305419] [2019-11-28 17:26:09,086 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,139 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 17:26:09,139 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858305419] [2019-11-28 17:26:09,139 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,140 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:09,140 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99638803] [2019-11-28 17:26:09,140 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 17:26:09,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 17:26:09,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-28 17:26:09,141 INFO L87 Difference]: Start difference. First operand 181 states and 250 transitions. Second operand 4 states. [2019-11-28 17:26:09,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,217 INFO L93 Difference]: Finished difference Result 553 states and 772 transitions. [2019-11-28 17:26:09,217 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:09,217 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2019-11-28 17:26:09,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,220 INFO L225 Difference]: With dead ends: 553 [2019-11-28 17:26:09,220 INFO L226 Difference]: Without dead ends: 423 [2019-11-28 17:26:09,221 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:09,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-11-28 17:26:09,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 181. [2019-11-28 17:26:09,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2019-11-28 17:26:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 248 transitions. [2019-11-28 17:26:09,239 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 248 transitions. Word has length 33 [2019-11-28 17:26:09,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,240 INFO L462 AbstractCegarLoop]: Abstraction has 181 states and 248 transitions. [2019-11-28 17:26:09,240 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 17:26:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 248 transitions. [2019-11-28 17:26:09,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-28 17:26:09,241 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,241 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, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:09,241 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1868234904, now seen corresponding path program 1 times [2019-11-28 17:26:09,242 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,242 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723875810] [2019-11-28 17:26:09,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,293 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 17:26:09,293 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723875810] [2019-11-28 17:26:09,293 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,294 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:09,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016450699] [2019-11-28 17:26:09,294 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:09,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:09,295 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:09,295 INFO L87 Difference]: Start difference. First operand 181 states and 248 transitions. Second operand 5 states. [2019-11-28 17:26:09,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:09,419 INFO L93 Difference]: Finished difference Result 594 states and 823 transitions. [2019-11-28 17:26:09,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:09,420 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2019-11-28 17:26:09,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:09,423 INFO L225 Difference]: With dead ends: 594 [2019-11-28 17:26:09,423 INFO L226 Difference]: Without dead ends: 419 [2019-11-28 17:26:09,424 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 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 17:26:09,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 419 states. [2019-11-28 17:26:09,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 419 to 190. [2019-11-28 17:26:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2019-11-28 17:26:09,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 255 transitions. [2019-11-28 17:26:09,452 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 255 transitions. Word has length 33 [2019-11-28 17:26:09,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:09,453 INFO L462 AbstractCegarLoop]: Abstraction has 190 states and 255 transitions. [2019-11-28 17:26:09,453 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 255 transitions. [2019-11-28 17:26:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 17:26:09,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:09,455 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:09,455 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:09,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:09,456 INFO L82 PathProgramCache]: Analyzing trace with hash 941421312, now seen corresponding path program 1 times [2019-11-28 17:26:09,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:09,457 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524716648] [2019-11-28 17:26:09,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:09,611 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 17:26:09,612 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524716648] [2019-11-28 17:26:09,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:09,612 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:09,616 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030188353] [2019-11-28 17:26:09,618 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:09,619 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:09,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:09,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:09,649 INFO L87 Difference]: Start difference. First operand 190 states and 255 transitions. Second operand 6 states. [2019-11-28 17:26:10,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,037 INFO L93 Difference]: Finished difference Result 1195 states and 1575 transitions. [2019-11-28 17:26:10,038 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-11-28 17:26:10,038 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2019-11-28 17:26:10,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,044 INFO L225 Difference]: With dead ends: 1195 [2019-11-28 17:26:10,044 INFO L226 Difference]: Without dead ends: 1011 [2019-11-28 17:26:10,046 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-11-28 17:26:10,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1011 states. [2019-11-28 17:26:10,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1011 to 372. [2019-11-28 17:26:10,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2019-11-28 17:26:10,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 492 transitions. [2019-11-28 17:26:10,091 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 492 transitions. Word has length 36 [2019-11-28 17:26:10,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,092 INFO L462 AbstractCegarLoop]: Abstraction has 372 states and 492 transitions. [2019-11-28 17:26:10,092 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 492 transitions. [2019-11-28 17:26:10,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-28 17:26:10,093 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,093 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:10,094 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,094 INFO L82 PathProgramCache]: Analyzing trace with hash 1621479682, now seen corresponding path program 1 times [2019-11-28 17:26:10,095 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,095 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418310532] [2019-11-28 17:26:10,095 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,149 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 17:26:10,149 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418310532] [2019-11-28 17:26:10,150 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:10,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500425319] [2019-11-28 17:26:10,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:10,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:10,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:10,152 INFO L87 Difference]: Start difference. First operand 372 states and 492 transitions. Second operand 5 states. [2019-11-28 17:26:10,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,330 INFO L93 Difference]: Finished difference Result 972 states and 1311 transitions. [2019-11-28 17:26:10,330 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:10,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2019-11-28 17:26:10,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,334 INFO L225 Difference]: With dead ends: 972 [2019-11-28 17:26:10,334 INFO L226 Difference]: Without dead ends: 606 [2019-11-28 17:26:10,336 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:10,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2019-11-28 17:26:10,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 330. [2019-11-28 17:26:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 330 states. [2019-11-28 17:26:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 426 transitions. [2019-11-28 17:26:10,374 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 426 transitions. Word has length 36 [2019-11-28 17:26:10,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,374 INFO L462 AbstractCegarLoop]: Abstraction has 330 states and 426 transitions. [2019-11-28 17:26:10,375 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:10,375 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 426 transitions. [2019-11-28 17:26:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-11-28 17:26:10,376 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:10,377 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,377 INFO L82 PathProgramCache]: Analyzing trace with hash 886341574, now seen corresponding path program 1 times [2019-11-28 17:26:10,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,378 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105958820] [2019-11-28 17:26:10,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,433 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 17:26:10,433 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105958820] [2019-11-28 17:26:10,433 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,434 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:10,434 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060361205] [2019-11-28 17:26:10,434 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:10,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,435 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:10,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:10,435 INFO L87 Difference]: Start difference. First operand 330 states and 426 transitions. Second operand 5 states. [2019-11-28 17:26:10,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:10,614 INFO L93 Difference]: Finished difference Result 815 states and 1049 transitions. [2019-11-28 17:26:10,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-28 17:26:10,615 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-11-28 17:26:10,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:10,619 INFO L225 Difference]: With dead ends: 815 [2019-11-28 17:26:10,619 INFO L226 Difference]: Without dead ends: 491 [2019-11-28 17:26:10,620 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:10,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2019-11-28 17:26:10,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 314. [2019-11-28 17:26:10,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2019-11-28 17:26:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 395 transitions. [2019-11-28 17:26:10,656 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 395 transitions. Word has length 37 [2019-11-28 17:26:10,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:10,656 INFO L462 AbstractCegarLoop]: Abstraction has 314 states and 395 transitions. [2019-11-28 17:26:10,656 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:10,656 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 395 transitions. [2019-11-28 17:26:10,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-28 17:26:10,657 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:10,658 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:10,658 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:10,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:10,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1485859958, now seen corresponding path program 1 times [2019-11-28 17:26:10,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:10,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455336992] [2019-11-28 17:26:10,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-28 17:26:10,760 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455336992] [2019-11-28 17:26:10,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:10,761 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-28 17:26:10,761 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742832621] [2019-11-28 17:26:10,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 17:26:10,761 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:10,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 17:26:10,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-28 17:26:10,762 INFO L87 Difference]: Start difference. First operand 314 states and 395 transitions. Second operand 6 states. [2019-11-28 17:26:11,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:11,018 INFO L93 Difference]: Finished difference Result 1197 states and 1535 transitions. [2019-11-28 17:26:11,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:26:11,019 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-11-28 17:26:11,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:11,020 INFO L225 Difference]: With dead ends: 1197 [2019-11-28 17:26:11,020 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:11,022 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2019-11-28 17:26:11,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:11,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:11,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:11,023 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2019-11-28 17:26:11,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:11,024 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:11,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 17:26:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:11,024 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:11,027 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:12,036 WARN L192 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 189 [2019-11-28 17:26:12,353 WARN L192 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 125 [2019-11-28 17:26:13,139 WARN L192 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2019-11-28 17:26:13,431 WARN L192 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 150 [2019-11-28 17:26:14,143 WARN L192 SmtUtils]: Spent 647.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 254 [2019-11-28 17:26:14,316 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 146 [2019-11-28 17:26:15,062 WARN L192 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 228 [2019-11-28 17:26:15,321 WARN L192 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 185 [2019-11-28 17:26:17,327 WARN L192 SmtUtils]: Spent 2.00 s on a formula simplification. DAG size of input: 188 DAG size of output: 34 [2019-11-28 17:26:18,197 WARN L192 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 28 [2019-11-28 17:26:20,116 WARN L192 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 227 DAG size of output: 35 [2019-11-28 17:26:20,921 WARN L192 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 42 [2019-11-28 17:26:21,034 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-11-28 17:26:23,135 WARN L192 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 251 DAG size of output: 34 [2019-11-28 17:26:23,973 WARN L192 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 37 [2019-11-28 17:26:24,440 WARN L192 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 32 [2019-11-28 17:26:24,931 WARN L192 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 40 [2019-11-28 17:26:25,300 WARN L192 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 29 [2019-11-28 17:26:25,899 WARN L192 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 43 [2019-11-28 17:26:27,781 WARN L192 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 226 DAG size of output: 41 [2019-11-28 17:26:28,967 WARN L192 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 184 DAG size of output: 39 [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-2(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-3(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-5(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-6(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-8(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,972 INFO L246 CegarLoopResult]: For program point L465-9(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L246 CegarLoopResult]: For program point L465-11(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L246 CegarLoopResult]: For program point L465-12(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L246 CegarLoopResult]: For program point L465-14(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L246 CegarLoopResult]: For program point L465-15(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L246 CegarLoopResult]: For program point L465-17(lines 465 469) no Hoare annotation was computed. [2019-11-28 17:26:28,973 INFO L242 CegarLoopResult]: At program point L532(lines 485 533) the Hoare annotation is: false [2019-11-28 17:26:28,973 INFO L242 CegarLoopResult]: At program point L171(lines 162 175) the Hoare annotation is: false [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L171-1(lines 162 175) the Hoare annotation is: (let ((.cse7 (<= ~waterLevel~0 1)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (<= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse8 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 .cse8) (and .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse2 .cse3 .cse4 .cse8))) [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L171-2(lines 162 175) the Hoare annotation is: false [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L171-3(lines 162 175) the Hoare annotation is: false [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L171-4(lines 162 175) the Hoare annotation is: false [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L171-5(lines 162 175) the Hoare annotation is: false [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L238(lines 234 240) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-11-28 17:26:28,974 INFO L242 CegarLoopResult]: At program point L471(lines 456 474) the Hoare annotation is: false [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L471-1(lines 456 474) the Hoare annotation is: (let ((.cse1 (<= ~methaneLevelCritical~0 0)) (.cse8 (<= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse2 (<= ~waterLevel~0 2)) (.cse4 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse5 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse9 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse10 (<= ~waterLevel~0 1)) (.cse3 (<= 1 ~systemActive~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse1 .cse10 .cse3 .cse6 .cse7 .cse8) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse11) (and .cse10 .cse3 .cse6 .cse7 .cse11))) [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L471-2(lines 456 474) the Hoare annotation is: false [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L471-3(lines 456 474) the Hoare annotation is: false [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L471-4(lines 456 474) the Hoare annotation is: false [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L471-5(lines 456 474) the Hoare annotation is: false [2019-11-28 17:26:28,975 INFO L242 CegarLoopResult]: At program point L571(lines 566 574) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-11-28 17:26:28,975 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,976 INFO L249 CegarLoopResult]: At program point L274(lines 255 277) the Hoare annotation is: true [2019-11-28 17:26:28,976 INFO L246 CegarLoopResult]: For program point L506(lines 506 512) no Hoare annotation was computed. [2019-11-28 17:26:28,976 INFO L242 CegarLoopResult]: At program point L506-1(lines 506 512) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 1)) (.cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~methaneLevelCritical~0 0)) (.cse7 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse4 (<= 1 ~systemActive~0)) (.cse9 (= ~pumpRunning~0 0)) (.cse8 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse3 .cse2 .cse4 .cse5 .cse6 .cse8) (and .cse0 .cse1 .cse4 .cse9 .cse6 .cse7) (and .cse1 .cse4 .cse9 .cse8 .cse6))) [2019-11-28 17:26:28,976 INFO L242 CegarLoopResult]: At program point L407(lines 400 410) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse3 (<= 1 ~systemActive~0)) (.cse4 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5 (<= 0 ~methaneLevelCritical~0)) (and .cse0 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)))) [2019-11-28 17:26:28,976 INFO L242 CegarLoopResult]: At program point L407-1(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-2(lines 400 410) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse9 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse11 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (<= 0 ~methaneLevelCritical~0)) (.cse15 (<= ~waterLevel~0 1)) (.cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 1)) (.cse16 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (<= 1 ~systemActive~0)) (.cse10 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse6 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse12 (= ~pumpRunning~0 0)) (.cse13 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse14 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse17 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse9 .cse15 .cse3 .cse4 .cse5 .cse11 .cse12 .cse13 .cse7) (and .cse16 .cse15 .cse3 .cse12 .cse13 .cse17) (and .cse8 .cse1 .cse2 .cse16 .cse3 .cse10 .cse6 .cse12 .cse13 .cse14 .cse17))) [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-3(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-4(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-5(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-6(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-7(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,977 INFO L242 CegarLoopResult]: At program point L407-8(lines 400 410) the Hoare annotation is: false [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L113(lines 113 117) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L346(lines 346 363) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L346-1(lines 346 363) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L346-2(lines 346 363) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L580-1(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L580-2(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L382(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L382-2(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,978 INFO L246 CegarLoopResult]: For program point L382-4(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,979 INFO L246 CegarLoopResult]: For program point L382-6(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,979 INFO L246 CegarLoopResult]: For program point L382-8(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,979 INFO L246 CegarLoopResult]: For program point L382-10(lines 382 388) no Hoare annotation was computed. [2019-11-28 17:26:28,979 INFO L242 CegarLoopResult]: At program point L416(lines 411 419) the Hoare annotation is: (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) (<= ~waterLevel~0 2) (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1)) (<= 1 ~systemActive~0) (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= 0 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (<= ULTIMATE.start_activatePump_~tmp~4 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:28,979 INFO L242 CegarLoopResult]: At program point L416-1(lines 411 419) the Hoare annotation is: false [2019-11-28 17:26:28,979 INFO L246 CegarLoopResult]: For program point L350(lines 350 358) no Hoare annotation was computed. [2019-11-28 17:26:28,979 INFO L242 CegarLoopResult]: At program point L416-2(lines 411 419) the Hoare annotation is: false [2019-11-28 17:26:28,979 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L350-1(lines 350 358) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L350-2(lines 350 358) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L53(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L53-2(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L53-4(lines 53 73) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L516(lines 516 527) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L320(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L320-1(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L320-2(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,980 INFO L246 CegarLoopResult]: For program point L320-3(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L320-4(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L320-5(lines 320 337) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L89(lines 89 93) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L89-3(lines 89 93) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L89-6(lines 89 93) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L242 CegarLoopResult]: At program point L288(lines 287 306) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 2)) (.cse9 (= ~pumpRunning~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse7 (<= ~methaneLevelCritical~0 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse2 (= ~pumpRunning~0 1)) (.cse3 (<= 1 ~systemActive~0)) (.cse4 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse10 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse3 .cse9 .cse5 .cse10) (and .cse8 .cse3 .cse9 .cse6 .cse5) (and .cse7 .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse10))) [2019-11-28 17:26:28,981 INFO L246 CegarLoopResult]: For program point L288-1(lines 288 294) no Hoare annotation was computed. [2019-11-28 17:26:28,981 INFO L242 CegarLoopResult]: At program point L288-2(lines 287 306) the Hoare annotation is: false [2019-11-28 17:26:28,982 INFO L242 CegarLoopResult]: At program point L288-3(lines 287 306) the Hoare annotation is: false [2019-11-28 17:26:28,982 INFO L242 CegarLoopResult]: At program point L189-2(lines 189 203) the Hoare annotation is: false [2019-11-28 17:26:28,982 INFO L246 CegarLoopResult]: For program point L487(lines 486 531) no Hoare annotation was computed. [2019-11-28 17:26:28,982 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:28,982 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-28 17:26:28,982 INFO L246 CegarLoopResult]: For program point L488(lines 488 492) no Hoare annotation was computed. [2019-11-28 17:26:28,982 INFO L242 CegarLoopResult]: At program point L158(lines 153 161) the Hoare annotation is: (let ((.cse0 (<= ~methaneLevelCritical~0 0)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse3 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse5 (<= 0 ~methaneLevelCritical~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 (<= ~waterLevel~0 2) (= ~pumpRunning~0 1) (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1)) .cse1 .cse2 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse3 (<= ULTIMATE.start_activatePump_~tmp~4 0) .cse4 .cse5) (and (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse0 (<= ~waterLevel~0 1) .cse1 .cse2 .cse3 (= ~pumpRunning~0 0) .cse4 .cse5))) [2019-11-28 17:26:28,982 INFO L242 CegarLoopResult]: At program point L158-1(lines 153 161) the Hoare annotation is: false [2019-11-28 17:26:28,982 INFO L242 CegarLoopResult]: At program point L158-2(lines 153 161) the Hoare annotation is: false [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L59(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:28,983 INFO L242 CegarLoopResult]: At program point L59-1(lines 1 949) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 1)) (.cse7 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse10 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~methaneLevelCritical~0 0)) (.cse8 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (<= 0 ~methaneLevelCritical~0)) (.cse11 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse5 (<= ~waterLevel~0 2)) (.cse12 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse1 (<= 1 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse13 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 .cse5 .cse6 .cse7 .cse1 .cse8 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse9 .cse10 .cse3 .cse4) (and .cse11 .cse5 .cse12 .cse6 .cse7 .cse1 .cse10 .cse3 .cse13) (and .cse0 (<= ~waterLevel~0 1) .cse1 .cse8 .cse9 .cse2 .cse3 .cse4) (and .cse11 .cse5 .cse12 .cse1 .cse2 .cse3 .cse13))) [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L59-2(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:28,983 INFO L242 CegarLoopResult]: At program point L59-3(lines 1 949) the Hoare annotation is: false [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L59-4(lines 59 72) no Hoare annotation was computed. [2019-11-28 17:26:28,983 INFO L242 CegarLoopResult]: At program point L59-5(lines 1 949) the Hoare annotation is: false [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L522(lines 522 526) no Hoare annotation was computed. [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L522-2(lines 288 294) no Hoare annotation was computed. [2019-11-28 17:26:28,983 INFO L246 CegarLoopResult]: For program point L324(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L246 CegarLoopResult]: For program point L324-1(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L246 CegarLoopResult]: For program point L324-2(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L246 CegarLoopResult]: For program point L324-3(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L246 CegarLoopResult]: For program point L324-4(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L246 CegarLoopResult]: For program point L324-5(lines 324 332) no Hoare annotation was computed. [2019-11-28 17:26:28,984 INFO L242 CegarLoopResult]: At program point L126(lines 121 129) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse3 (<= 1 ~systemActive~0)) (.cse4 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse5 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= 1 ~methaneLevelCritical~0)) (and (<= ~methaneLevelCritical~0 0) .cse0 .cse1 .cse2 .cse3 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse4 .cse5 (<= 0 ~methaneLevelCritical~0)))) [2019-11-28 17:26:28,984 INFO L242 CegarLoopResult]: At program point L126-1(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-2(lines 121 129) the Hoare annotation is: (let ((.cse7 (<= ~methaneLevelCritical~0 0)) (.cse3 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 0 ~methaneLevelCritical~0)) (.cse13 (<= ~waterLevel~0 1)) (.cse6 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~2 1)) (.cse14 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse2 (<= 1 ~systemActive~0)) (.cse8 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~5)) (.cse4 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse10 (= ~pumpRunning~0 0)) (.cse11 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse12 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse15 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12) (and .cse7 .cse13 .cse2 .cse3 .cse9 .cse10 .cse11 .cse5) (and .cse14 .cse13 .cse2 .cse10 .cse11 .cse15) (and .cse6 .cse0 .cse1 .cse14 .cse2 .cse8 .cse4 .cse10 .cse11 .cse12 .cse15))) [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-3(lines 121 129) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse8 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 1 ~systemActive~0)) (.cse9 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (<= 0 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 .cse0 .cse2 .cse3 .cse4 .cse9 (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) .cse10 .cse5 .cse6 .cse11) (and .cse0 .cse1 .cse4 .cse12 .cse6 .cse7) (and .cse8 (<= ~waterLevel~0 1) .cse4 .cse9 .cse10 .cse12 .cse6 .cse11))) [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-4(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-5(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-6(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-7(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-8(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-9(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,985 INFO L242 CegarLoopResult]: At program point L126-10(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,986 INFO L242 CegarLoopResult]: At program point L126-11(lines 121 129) the Hoare annotation is: false [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point L193(lines 193 197) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point L193-1(lines 288 294) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point L63(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point L63-2(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L246 CegarLoopResult]: For program point L63-4(lines 63 69) no Hoare annotation was computed. [2019-11-28 17:26:28,986 INFO L242 CegarLoopResult]: At program point L295(lines 295 301) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse8 (<= ~methaneLevelCritical~0 0)) (.cse9 (<= 0 ~methaneLevelCritical~0)) (.cse0 (<= ~waterLevel~0 2)) (.cse1 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (<= ~waterLevel~0 1)) (.cse4 (<= 1 ~systemActive~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 .cse0 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse9) (and .cse8 .cse10 .cse4 .cse11 .cse6 .cse9) (and .cse0 .cse1 .cse4 .cse11 .cse6 .cse7) (and .cse10 .cse4 .cse11 .cse6 .cse7))) [2019-11-28 17:26:28,987 INFO L242 CegarLoopResult]: At program point L295-1(lines 295 301) the Hoare annotation is: false [2019-11-28 17:26:28,987 INFO L242 CegarLoopResult]: At program point L295-2(lines 295 301) the Hoare annotation is: false [2019-11-28 17:26:28,987 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:28,987 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 580) no Hoare annotation was computed. [2019-11-28 17:26:28,987 INFO L246 CegarLoopResult]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-11-28 17:26:28,987 INFO L242 CegarLoopResult]: At program point L496-1(lines 496 502) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (< 0 (+ ULTIMATE.start_activatePump_~tmp~4 1))) (.cse5 (<= ULTIMATE.start_activatePump_~tmp~4 0)) (.cse8 (= 1 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0)) (.cse9 (= 1 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 1 ~methaneLevelCritical~0)) (.cse0 (<= ~methaneLevelCritical~0 0)) (.cse1 (<= ~waterLevel~0 2)) (.cse4 (<= 1 ~systemActive~0)) (.cse11 (= ~pumpRunning~0 0)) (.cse6 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse7 (<= 0 ~methaneLevelCritical~0))) (or (and (<= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) (<= 0 |ULTIMATE.start_isMethaneAlarm_#res|) (<= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7) (and .cse8 .cse1 .cse9 .cse2 .cse3 .cse4 .cse5 .cse6 .cse10) (and .cse8 .cse1 .cse9 .cse4 .cse11 .cse6 .cse10) (and .cse0 .cse1 .cse4 .cse11 .cse6 .cse7))) [2019-11-28 17:26:28,987 INFO L246 CegarLoopResult]: For program point L265(lines 265 272) no Hoare annotation was computed. [2019-11-28 17:26:28,987 INFO L249 CegarLoopResult]: At program point L265-1(lines 265 272) the Hoare annotation is: true [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166-1(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166-2(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166-3(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166-4(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L166-5(lines 166 172) no Hoare annotation was computed. [2019-11-28 17:26:28,988 INFO L242 CegarLoopResult]: At program point L563(lines 1 949) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (<= 0 ~methaneLevelCritical~0)) [2019-11-28 17:26:28,988 INFO L246 CegarLoopResult]: For program point L101(lines 101 105) no Hoare annotation was computed. [2019-11-28 17:26:29,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:29 BoogieIcfgContainer [2019-11-28 17:26:29,025 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:29,026 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:29,026 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:29,026 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:29,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:07" (3/4) ... [2019-11-28 17:26:29,032 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:29,053 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:29,055 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:29,056 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:29,057 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:29,058 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:29,059 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:29,061 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:29,092 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((((1 == tmp && waterLevel <= 2) && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((1 == tmp && waterLevel <= 2) && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,093 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((1 == tmp && waterLevel <= 2) && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && waterLevel <= 2) && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((methaneLevelCritical <= 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-11-28 17:26:29,094 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 2 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((waterLevel <= 2 && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,095 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel <= 2 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((waterLevel <= 2 && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-11-28 17:26:29,095 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1 == \result && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((methaneLevelCritical <= 0 && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-11-28 17:26:29,096 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((((waterLevel <= 1 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,096 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((\result == 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-11-28 17:26:29,097 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((\result <= 1 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) [2019-11-28 17:26:29,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && 1 == tmp___0) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((((\result == 0 && waterLevel <= 2) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,098 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result <= 0 && waterLevel <= 2) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && pumpRunning == 1) && \result == 1) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter [2019-11-28 17:26:29,100 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel <= 2 && tmp == 1) && 1 <= systemActive) && 0 <= \result) && 1 == \result) && 0 <= methaneLevelCritical) && \result == 0) && methaneLevelCritical <= 0) && 0 == tmp) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == \result && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((((\result == 0 && waterLevel <= 2) && tmp == 1) && 1 == \result) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,101 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((\result <= 0 && waterLevel <= 2) && tmp == 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 1 == \result) && 0 <= methaneLevelCritical) && \result == 0) && methaneLevelCritical <= 0) && 0 == tmp) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) || (((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == \result && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((((\result == 0 && waterLevel <= 2) && tmp == 1) && 1 == \result) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical) [2019-11-28 17:26:29,176 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:29,177 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:29,178 INFO L168 Benchmark]: Toolchain (without parser) took 23576.22 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 543.7 MB). Free memory was 956.3 MB in the beginning and 1.0 GB in the end (delta: -44.1 MB). Peak memory consumption was 499.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,178 INFO L168 Benchmark]: CDTParser took 0.19 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 17:26:29,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,179 INFO L168 Benchmark]: Boogie Preprocessor took 55.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,180 INFO L168 Benchmark]: RCFGBuilder took 920.97 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: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,180 INFO L168 Benchmark]: TraceAbstraction took 21702.16 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 397.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.3 MB). Peak memory consumption was 613.7 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,180 INFO L168 Benchmark]: Witness Printer took 150.90 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:29,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 655.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 86.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 920.97 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: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21702.16 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 397.9 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.3 MB). Peak memory consumption was 613.7 MB. Max. memory is 11.5 GB. * Witness Printer took 150.90 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 580]: 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: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: (((((((((((\result == 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) && 1 == tmp___0) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((((\result == 0 && waterLevel <= 2) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: (((((((((((\result <= 0 && waterLevel <= 2) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 0 <= methaneLevelCritical) && methaneLevelCritical <= 0) && pumpRunning == 1) && \result == 1) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: (((((((\result == 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((\result == 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: ((((((((waterLevel <= 1 && 0 < tmp + 1) && pumpRunning == 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((methaneLevelCritical <= 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 2 && 1 <= systemActive) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter)) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 0 < tmp + 1) && pumpRunning == 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((((1 == tmp && waterLevel <= 2) && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((((1 == tmp && waterLevel <= 2) && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((\result <= 1 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: (((methaneLevelCritical <= 0 && 1 == waterLevel) && 1 <= systemActive) && pumpRunning == 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: (((((((((methaneLevelCritical <= 0 && waterLevel <= 2) && 0 < tmp + 1) && pumpRunning == 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((waterLevel <= 2 && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((methaneLevelCritical <= 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || ((((waterLevel <= 2 && 1 <= systemActive) && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == splverifierCounter) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((((((waterLevel <= 2 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((waterLevel <= 2 && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || (((((((waterLevel <= 1 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel <= 2 && tmp == 1) && 1 <= systemActive) && 0 <= \result) && 1 == \result) && 0 <= methaneLevelCritical) && \result == 0) && methaneLevelCritical <= 0) && 0 == tmp) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) || (((((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == \result && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((((\result == 0 && waterLevel <= 2) && tmp == 1) && 1 == \result) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical) - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: (((((((1 == \result && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((methaneLevelCritical <= 0 && waterLevel <= 1) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - InvariantResult [Line: 400]: Loop Invariant Derived loop invariant: ((((((((((((((((\result <= 0 && waterLevel <= 2) && tmp == 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && 1 == \result) && 0 <= methaneLevelCritical) && \result == 0) && methaneLevelCritical <= 0) && 0 == tmp) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) || (((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((1 == \result && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((((((\result == 0 && waterLevel <= 2) && tmp == 1) && 1 == \result) && 1 <= systemActive) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == tmp___0) && 1 == methaneLevelCritical) - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 2 && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) || (((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((methaneLevelCritical <= 0 && waterLevel <= 1) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical)) || (((((waterLevel <= 2 && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((waterLevel <= 1 && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical) - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 162]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 456]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (((((((((((((\result <= 0 && methaneLevelCritical <= 0) && waterLevel <= 2) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && 0 <= \result) && 0 <= \result) && \result <= 0) && tmp <= 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) || ((((((((1 == tmp && waterLevel <= 2) && 1 == \result) && pumpRunning == 1) && 0 < tmp + 1) && 1 <= systemActive) && tmp <= 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || ((((((1 == tmp && waterLevel <= 2) && 1 == \result) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 1 == methaneLevelCritical)) || (((((methaneLevelCritical <= 0 && waterLevel <= 2) && 1 <= systemActive) && pumpRunning == 0) && 0 == splverifierCounter) && 0 <= methaneLevelCritical) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 12, TraceHistogramMax: 2, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.9s, HoareTripleCheckerStatistics: 1399 SDtfs, 2156 SDslu, 2353 SDs, 0 SdLazy, 389 SolverSat, 84 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=372occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 2047 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 57 PreInvPairs, 410 NumberOfFragments, 1401 HoareAnnotationTreeSize, 57 FomulaSimplifications, 2040754 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 57 FomulaSimplificationsInter, 994532 FormulaSimplificationTreeSizeReductionInter, 13.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 381 NumberOfCodeBlocks, 381 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 28429 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 14/14 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...