./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_product53.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11c7d5bbf13f298913183f1602cb6deb34fce4ea .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:43:26,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:43:26,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:43:27,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:43:27,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:43:27,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:43:27,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:43:27,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:43:27,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:43:27,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:43:27,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:43:27,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:43:27,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:43:27,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:43:27,014 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:43:27,016 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:43:27,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:43:27,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:43:27,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:43:27,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:43:27,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:43:27,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:43:27,038 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:43:27,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:43:27,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:43:27,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:43:27,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:43:27,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:43:27,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:43:27,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:43:27,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:43:27,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:43:27,053 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:43:27,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:43:27,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:43:27,057 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:43:27,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:43:27,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:43:27,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:43:27,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:43:27,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:43:27,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:43:27,107 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:43:27,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:43:27,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:43:27,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:43:27,110 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:43:27,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:43:27,110 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:43:27,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:43:27,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:43:27,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:43:27,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:43:27,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:43:27,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:43:27,112 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:43:27,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:43:27,112 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:43:27,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:43:27,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:43:27,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:43:27,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:43:27,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:43:27,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:43:27,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:43:27,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:43:27,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:43:27,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:43:27,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:43:27,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:43:27,116 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:43:27,116 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(reach_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 -> 11c7d5bbf13f298913183f1602cb6deb34fce4ea [2020-10-20 01:43:27,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:43:27,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:43:27,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:43:27,349 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:43:27,350 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:43:27,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2020-10-20 01:43:27,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d82f6994/88298a6137ba4941a008093bf1fb2c7f/FLAGa565ebd9c [2020-10-20 01:43:28,026 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:43:28,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product53.cil.c [2020-10-20 01:43:28,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d82f6994/88298a6137ba4941a008093bf1fb2c7f/FLAGa565ebd9c [2020-10-20 01:43:28,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d82f6994/88298a6137ba4941a008093bf1fb2c7f [2020-10-20 01:43:28,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:43:28,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:43:28,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:28,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:43:28,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:43:28,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:28,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@141099d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28, skipping insertion in model container [2020-10-20 01:43:28,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:28,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:43:28,413 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:43:28,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:28,830 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:43:28,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:43:28,945 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:43:28,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28 WrapperNode [2020-10-20 01:43:28,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:43:28,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:28,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:43:28,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:43:28,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:28,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:43:29,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:43:29,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:43:29,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:43:29,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,110 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (1/1) ... [2020-10-20 01:43:29,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:43:29,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:43:29,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:43:29,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:43:29,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (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 [2020-10-20 01:43:29,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:43:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:43:29,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:43:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:43:30,440 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:43:30,441 INFO L298 CfgBuilder]: Removed 288 assume(true) statements. [2020-10-20 01:43:30,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30 BoogieIcfgContainer [2020-10-20 01:43:30,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:43:30,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:43:30,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:43:30,449 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:43:30,449 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:43:28" (1/3) ... [2020-10-20 01:43:30,450 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b92b00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:30, skipping insertion in model container [2020-10-20 01:43:30,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:43:28" (2/3) ... [2020-10-20 01:43:30,451 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b92b00b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:43:30, skipping insertion in model container [2020-10-20 01:43:30,451 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30" (3/3) ... [2020-10-20 01:43:30,453 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product53.cil.c [2020-10-20 01:43:30,466 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:43:30,476 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:43:30,491 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:43:30,521 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:43:30,521 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:43:30,521 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:43:30,521 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:43:30,522 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:43:30,522 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:43:30,522 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:43:30,522 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:43:30,544 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-10-20 01:43:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:43:30,553 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:30,554 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:30,555 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:30,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:30,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1080259803, now seen corresponding path program 1 times [2020-10-20 01:43:30,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:30,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251943768] [2020-10-20 01:43:30,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:30,881 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251943768] [2020-10-20 01:43:30,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:30,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:30,883 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089621907] [2020-10-20 01:43:30,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:43:30,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:30,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:43:30,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:43:30,901 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2020-10-20 01:43:30,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:30,949 INFO L93 Difference]: Finished difference Result 387 states and 590 transitions. [2020-10-20 01:43:30,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:43:30,950 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:43:30,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:30,965 INFO L225 Difference]: With dead ends: 387 [2020-10-20 01:43:30,965 INFO L226 Difference]: Without dead ends: 191 [2020-10-20 01:43:30,970 INFO L677 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 [2020-10-20 01:43:30,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-10-20 01:43:31,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2020-10-20 01:43:31,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2020-10-20 01:43:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 285 transitions. [2020-10-20 01:43:31,028 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 285 transitions. Word has length 18 [2020-10-20 01:43:31,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,029 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 285 transitions. [2020-10-20 01:43:31,029 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:43:31,029 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 285 transitions. [2020-10-20 01:43:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:43:31,031 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,031 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:43:31,031 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:43:31,031 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1991290556, now seen corresponding path program 1 times [2020-10-20 01:43:31,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441313634] [2020-10-20 01:43:31,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,182 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441313634] [2020-10-20 01:43:31,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:31,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066974166] [2020-10-20 01:43:31,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:31,186 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:31,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:31,187 INFO L87 Difference]: Start difference. First operand 191 states and 285 transitions. Second operand 3 states. [2020-10-20 01:43:31,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,209 INFO L93 Difference]: Finished difference Result 191 states and 285 transitions. [2020-10-20 01:43:31,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:31,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:43:31,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,211 INFO L225 Difference]: With dead ends: 191 [2020-10-20 01:43:31,212 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 01:43:31,213 INFO L677 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 [2020-10-20 01:43:31,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 01:43:31,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-20 01:43:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:43:31,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2020-10-20 01:43:31,223 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 19 [2020-10-20 01:43:31,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,223 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2020-10-20 01:43:31,224 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2020-10-20 01:43:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:43:31,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,226 INFO L422 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] [2020-10-20 01:43:31,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:43:31,226 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,227 INFO L82 PathProgramCache]: Analyzing trace with hash -2129855336, now seen corresponding path program 1 times [2020-10-20 01:43:31,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902319009] [2020-10-20 01:43:31,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902319009] [2020-10-20 01:43:31,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,374 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:31,374 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471474102] [2020-10-20 01:43:31,375 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:31,375 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,375 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:31,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:31,376 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand 6 states. [2020-10-20 01:43:31,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,562 INFO L93 Difference]: Finished difference Result 140 states and 210 transitions. [2020-10-20 01:43:31,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:31,563 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:43:31,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,564 INFO L225 Difference]: With dead ends: 140 [2020-10-20 01:43:31,564 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 01:43:31,565 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:43:31,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 01:43:31,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-20 01:43:31,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:43:31,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 107 transitions. [2020-10-20 01:43:31,582 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 107 transitions. Word has length 24 [2020-10-20 01:43:31,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,583 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 107 transitions. [2020-10-20 01:43:31,584 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2020-10-20 01:43:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:43:31,604 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,604 INFO L422 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] [2020-10-20 01:43:31,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:43:31,605 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1287566232, now seen corresponding path program 1 times [2020-10-20 01:43:31,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584611513] [2020-10-20 01:43:31,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584611513] [2020-10-20 01:43:31,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:43:31,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680474256] [2020-10-20 01:43:31,676 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:43:31,676 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:43:31,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:43:31,677 INFO L87 Difference]: Start difference. First operand 73 states and 107 transitions. Second operand 3 states. [2020-10-20 01:43:31,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,727 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2020-10-20 01:43:31,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:43:31,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:43:31,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,729 INFO L225 Difference]: With dead ends: 151 [2020-10-20 01:43:31,729 INFO L226 Difference]: Without dead ends: 84 [2020-10-20 01:43:31,730 INFO L677 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 [2020-10-20 01:43:31,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-20 01:43:31,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-10-20 01:43:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-20 01:43:31,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 116 transitions. [2020-10-20 01:43:31,740 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 116 transitions. Word has length 27 [2020-10-20 01:43:31,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,740 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 116 transitions. [2020-10-20 01:43:31,740 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:43:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2020-10-20 01:43:31,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:31,742 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,742 INFO L422 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] [2020-10-20 01:43:31,742 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:43:31,742 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,743 INFO L82 PathProgramCache]: Analyzing trace with hash 1887369033, now seen corresponding path program 1 times [2020-10-20 01:43:31,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744115969] [2020-10-20 01:43:31,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:31,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:31,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:31,848 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744115969] [2020-10-20 01:43:31,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:31,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:31,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685857385] [2020-10-20 01:43:31,849 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:31,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:31,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:31,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:31,850 INFO L87 Difference]: Start difference. First operand 82 states and 116 transitions. Second operand 5 states. [2020-10-20 01:43:31,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:31,960 INFO L93 Difference]: Finished difference Result 216 states and 303 transitions. [2020-10-20 01:43:31,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:43:31,961 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:43:31,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:31,963 INFO L225 Difference]: With dead ends: 216 [2020-10-20 01:43:31,963 INFO L226 Difference]: Without dead ends: 140 [2020-10-20 01:43:31,964 INFO L677 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 [2020-10-20 01:43:31,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-10-20 01:43:31,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 91. [2020-10-20 01:43:31,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-20 01:43:31,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2020-10-20 01:43:31,976 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 33 [2020-10-20 01:43:31,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:31,976 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2020-10-20 01:43:31,976 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:31,977 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-10-20 01:43:31,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:43:31,978 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:31,978 INFO L422 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] [2020-10-20 01:43:31,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:43:31,979 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:31,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:31,979 INFO L82 PathProgramCache]: Analyzing trace with hash 759972940, now seen corresponding path program 1 times [2020-10-20 01:43:31,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:31,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654781488] [2020-10-20 01:43:31,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654781488] [2020-10-20 01:43:32,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:32,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429284051] [2020-10-20 01:43:32,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:32,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:32,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:32,066 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 5 states. [2020-10-20 01:43:32,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,193 INFO L93 Difference]: Finished difference Result 444 states and 625 transitions. [2020-10-20 01:43:32,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:32,194 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:43:32,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,197 INFO L225 Difference]: With dead ends: 444 [2020-10-20 01:43:32,199 INFO L226 Difference]: Without dead ends: 359 [2020-10-20 01:43:32,200 INFO L677 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 [2020-10-20 01:43:32,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-10-20 01:43:32,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 139. [2020-10-20 01:43:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-20 01:43:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 188 transitions. [2020-10-20 01:43:32,239 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 188 transitions. Word has length 33 [2020-10-20 01:43:32,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,241 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 188 transitions. [2020-10-20 01:43:32,241 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:32,244 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2020-10-20 01:43:32,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,246 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,246 INFO L422 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] [2020-10-20 01:43:32,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:43:32,249 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,250 INFO L82 PathProgramCache]: Analyzing trace with hash 1917268878, now seen corresponding path program 1 times [2020-10-20 01:43:32,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965908560] [2020-10-20 01:43:32,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,348 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965908560] [2020-10-20 01:43:32,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:43:32,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879055816] [2020-10-20 01:43:32,350 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:32,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:32,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:32,351 INFO L87 Difference]: Start difference. First operand 139 states and 188 transitions. Second operand 4 states. [2020-10-20 01:43:32,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,465 INFO L93 Difference]: Finished difference Result 294 states and 403 transitions. [2020-10-20 01:43:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:43:32,465 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-10-20 01:43:32,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,467 INFO L225 Difference]: With dead ends: 294 [2020-10-20 01:43:32,467 INFO L226 Difference]: Without dead ends: 209 [2020-10-20 01:43:32,468 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:32,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-10-20 01:43:32,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 206. [2020-10-20 01:43:32,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 206 states. [2020-10-20 01:43:32,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 278 transitions. [2020-10-20 01:43:32,483 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 278 transitions. Word has length 34 [2020-10-20 01:43:32,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,484 INFO L481 AbstractCegarLoop]: Abstraction has 206 states and 278 transitions. [2020-10-20 01:43:32,484 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:32,484 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 278 transitions. [2020-10-20 01:43:32,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,486 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,486 INFO L422 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] [2020-10-20 01:43:32,486 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:43:32,487 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,487 INFO L82 PathProgramCache]: Analyzing trace with hash 906151628, now seen corresponding path program 1 times [2020-10-20 01:43:32,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,488 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976131186] [2020-10-20 01:43:32,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976131186] [2020-10-20 01:43:32,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,649 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:32,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742597980] [2020-10-20 01:43:32,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:32,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:32,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:32,652 INFO L87 Difference]: Start difference. First operand 206 states and 278 transitions. Second operand 4 states. [2020-10-20 01:43:32,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:32,726 INFO L93 Difference]: Finished difference Result 484 states and 665 transitions. [2020-10-20 01:43:32,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:43:32,726 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-10-20 01:43:32,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:32,728 INFO L225 Difference]: With dead ends: 484 [2020-10-20 01:43:32,729 INFO L226 Difference]: Without dead ends: 331 [2020-10-20 01:43:32,729 INFO L677 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 [2020-10-20 01:43:32,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2020-10-20 01:43:32,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 197. [2020-10-20 01:43:32,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2020-10-20 01:43:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 266 transitions. [2020-10-20 01:43:32,745 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 266 transitions. Word has length 34 [2020-10-20 01:43:32,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:32,745 INFO L481 AbstractCegarLoop]: Abstraction has 197 states and 266 transitions. [2020-10-20 01:43:32,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:32,746 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2020-10-20 01:43:32,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:32,747 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:32,747 INFO L422 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] [2020-10-20 01:43:32,747 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:43:32,748 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:32,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:32,748 INFO L82 PathProgramCache]: Analyzing trace with hash -2003254137, now seen corresponding path program 1 times [2020-10-20 01:43:32,748 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:32,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620888513] [2020-10-20 01:43:32,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:32,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:32,816 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620888513] [2020-10-20 01:43:32,816 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:32,816 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 01:43:32,817 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879543620] [2020-10-20 01:43:32,817 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:43:32,817 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:32,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:43:32,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:43:32,818 INFO L87 Difference]: Start difference. First operand 197 states and 266 transitions. Second operand 7 states. [2020-10-20 01:43:33,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,109 INFO L93 Difference]: Finished difference Result 555 states and 763 transitions. [2020-10-20 01:43:33,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 01:43:33,109 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-10-20 01:43:33,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,112 INFO L225 Difference]: With dead ends: 555 [2020-10-20 01:43:33,112 INFO L226 Difference]: Without dead ends: 364 [2020-10-20 01:43:33,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2020-10-20 01:43:33,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2020-10-20 01:43:33,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 161. [2020-10-20 01:43:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2020-10-20 01:43:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 210 transitions. [2020-10-20 01:43:33,141 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 210 transitions. Word has length 34 [2020-10-20 01:43:33,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,144 INFO L481 AbstractCegarLoop]: Abstraction has 161 states and 210 transitions. [2020-10-20 01:43:33,144 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:43:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 210 transitions. [2020-10-20 01:43:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:43:33,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,146 INFO L422 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] [2020-10-20 01:43:33,146 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:43:33,146 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1164317066, now seen corresponding path program 1 times [2020-10-20 01:43:33,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166258711] [2020-10-20 01:43:33,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:33,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166258711] [2020-10-20 01:43:33,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 01:43:33,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947372935] [2020-10-20 01:43:33,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 01:43:33,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 01:43:33,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:43:33,240 INFO L87 Difference]: Start difference. First operand 161 states and 210 transitions. Second operand 7 states. [2020-10-20 01:43:33,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,344 INFO L93 Difference]: Finished difference Result 413 states and 547 transitions. [2020-10-20 01:43:33,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:33,351 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 34 [2020-10-20 01:43:33,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,353 INFO L225 Difference]: With dead ends: 413 [2020-10-20 01:43:33,353 INFO L226 Difference]: Without dead ends: 258 [2020-10-20 01:43:33,354 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-10-20 01:43:33,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-20 01:43:33,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 149. [2020-10-20 01:43:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-10-20 01:43:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 191 transitions. [2020-10-20 01:43:33,378 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 191 transitions. Word has length 34 [2020-10-20 01:43:33,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,378 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 191 transitions. [2020-10-20 01:43:33,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 01:43:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 191 transitions. [2020-10-20 01:43:33,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-20 01:43:33,379 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,379 INFO L422 BasicCegarLoop]: trace histogram [2, 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] [2020-10-20 01:43:33,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:43:33,380 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,380 INFO L82 PathProgramCache]: Analyzing trace with hash 602597855, now seen corresponding path program 1 times [2020-10-20 01:43:33,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,381 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618179058] [2020-10-20 01:43:33,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 01:43:33,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618179058] [2020-10-20 01:43:33,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:33,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499284729] [2020-10-20 01:43:33,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:43:33,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:43:33,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:43:33,453 INFO L87 Difference]: Start difference. First operand 149 states and 191 transitions. Second operand 4 states. [2020-10-20 01:43:33,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,489 INFO L93 Difference]: Finished difference Result 301 states and 393 transitions. [2020-10-20 01:43:33,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:43:33,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2020-10-20 01:43:33,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,491 INFO L225 Difference]: With dead ends: 301 [2020-10-20 01:43:33,492 INFO L226 Difference]: Without dead ends: 185 [2020-10-20 01:43:33,492 INFO L677 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 [2020-10-20 01:43:33,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2020-10-20 01:43:33,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 133. [2020-10-20 01:43:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-20 01:43:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 171 transitions. [2020-10-20 01:43:33,507 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 171 transitions. Word has length 51 [2020-10-20 01:43:33,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,507 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 171 transitions. [2020-10-20 01:43:33,508 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:43:33,508 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2020-10-20 01:43:33,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-20 01:43:33,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,510 INFO L422 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] [2020-10-20 01:43:33,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:43:33,510 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,511 INFO L82 PathProgramCache]: Analyzing trace with hash 99994719, now seen corresponding path program 1 times [2020-10-20 01:43:33,511 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577073431] [2020-10-20 01:43:33,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:43:33,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577073431] [2020-10-20 01:43:33,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:33,581 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:43:33,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240779332] [2020-10-20 01:43:33,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:33,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:33,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:33,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:33,584 INFO L87 Difference]: Start difference. First operand 133 states and 171 transitions. Second operand 5 states. [2020-10-20 01:43:33,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:33,717 INFO L93 Difference]: Finished difference Result 684 states and 873 transitions. [2020-10-20 01:43:33,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:43:33,718 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2020-10-20 01:43:33,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:33,723 INFO L225 Difference]: With dead ends: 684 [2020-10-20 01:43:33,723 INFO L226 Difference]: Without dead ends: 557 [2020-10-20 01:43:33,724 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:43:33,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2020-10-20 01:43:33,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 258. [2020-10-20 01:43:33,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 258 states. [2020-10-20 01:43:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 326 transitions. [2020-10-20 01:43:33,756 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 326 transitions. Word has length 52 [2020-10-20 01:43:33,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:33,759 INFO L481 AbstractCegarLoop]: Abstraction has 258 states and 326 transitions. [2020-10-20 01:43:33,759 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2020-10-20 01:43:33,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-20 01:43:33,760 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:33,760 INFO L422 BasicCegarLoop]: trace histogram [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, 1] [2020-10-20 01:43:33,760 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-20 01:43:33,760 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:33,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:33,761 INFO L82 PathProgramCache]: Analyzing trace with hash -42529499, now seen corresponding path program 1 times [2020-10-20 01:43:33,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:33,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100052123] [2020-10-20 01:43:33,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:43:33,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100052123] [2020-10-20 01:43:33,825 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866316568] [2020-10-20 01:43:33,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 01:43:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:33,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 01:43:33,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:43:34,035 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:43:34,035 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:43:34,035 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-10-20 01:43:34,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33824615] [2020-10-20 01:43:34,036 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:43:34,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:34,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:43:34,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:43:34,046 INFO L87 Difference]: Start difference. First operand 258 states and 326 transitions. Second operand 8 states. [2020-10-20 01:43:34,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:34,227 INFO L93 Difference]: Finished difference Result 634 states and 796 transitions. [2020-10-20 01:43:34,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 01:43:34,228 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-20 01:43:34,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:34,230 INFO L225 Difference]: With dead ends: 634 [2020-10-20 01:43:34,230 INFO L226 Difference]: Without dead ends: 382 [2020-10-20 01:43:34,231 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2020-10-20 01:43:34,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2020-10-20 01:43:34,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 244. [2020-10-20 01:43:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-20 01:43:34,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 299 transitions. [2020-10-20 01:43:34,258 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 299 transitions. Word has length 53 [2020-10-20 01:43:34,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:34,258 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 299 transitions. [2020-10-20 01:43:34,258 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:43:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 299 transitions. [2020-10-20 01:43:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-20 01:43:34,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:34,260 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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] [2020-10-20 01:43:34,474 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-10-20 01:43:34,475 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:34,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:34,475 INFO L82 PathProgramCache]: Analyzing trace with hash 146613386, now seen corresponding path program 1 times [2020-10-20 01:43:34,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:34,475 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802916957] [2020-10-20 01:43:34,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-20 01:43:34,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802916957] [2020-10-20 01:43:34,555 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:34,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:34,556 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599146979] [2020-10-20 01:43:34,556 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:43:34,556 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:34,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:43:34,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:43:34,557 INFO L87 Difference]: Start difference. First operand 244 states and 299 transitions. Second operand 6 states. [2020-10-20 01:43:34,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:34,754 INFO L93 Difference]: Finished difference Result 863 states and 1069 transitions. [2020-10-20 01:43:34,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-20 01:43:34,754 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-10-20 01:43:34,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:34,758 INFO L225 Difference]: With dead ends: 863 [2020-10-20 01:43:34,758 INFO L226 Difference]: Without dead ends: 677 [2020-10-20 01:43:34,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2020-10-20 01:43:34,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-10-20 01:43:34,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 244. [2020-10-20 01:43:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-10-20 01:43:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 298 transitions. [2020-10-20 01:43:34,800 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 298 transitions. Word has length 54 [2020-10-20 01:43:34,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:34,800 INFO L481 AbstractCegarLoop]: Abstraction has 244 states and 298 transitions. [2020-10-20 01:43:34,800 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:43:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 298 transitions. [2020-10-20 01:43:34,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-20 01:43:34,801 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:34,801 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1] [2020-10-20 01:43:34,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-20 01:43:34,802 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:34,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:34,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1675162026, now seen corresponding path program 1 times [2020-10-20 01:43:34,802 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:34,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823050982] [2020-10-20 01:43:34,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-20 01:43:34,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823050982] [2020-10-20 01:43:34,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:43:34,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:43:34,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937205861] [2020-10-20 01:43:34,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:43:34,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:34,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:43:34,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:43:34,866 INFO L87 Difference]: Start difference. First operand 244 states and 298 transitions. Second operand 5 states. [2020-10-20 01:43:34,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:34,977 INFO L93 Difference]: Finished difference Result 740 states and 922 transitions. [2020-10-20 01:43:34,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:43:34,978 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-20 01:43:34,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:34,980 INFO L225 Difference]: With dead ends: 740 [2020-10-20 01:43:34,981 INFO L226 Difference]: Without dead ends: 554 [2020-10-20 01:43:34,982 INFO L677 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 [2020-10-20 01:43:34,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-10-20 01:43:35,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 250. [2020-10-20 01:43:35,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2020-10-20 01:43:35,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2020-10-20 01:43:35,011 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 60 [2020-10-20 01:43:35,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:35,012 INFO L481 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2020-10-20 01:43:35,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:43:35,012 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2020-10-20 01:43:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-20 01:43:35,013 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:43:35,013 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1] [2020-10-20 01:43:35,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-20 01:43:35,013 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:43:35,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:43:35,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1416996588, now seen corresponding path program 1 times [2020-10-20 01:43:35,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:43:35,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386661142] [2020-10-20 01:43:35,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:43:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:43:35,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386661142] [2020-10-20 01:43:35,133 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651376470] [2020-10-20 01:43:35,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 01:43:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:43:35,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 01:43:35,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 01:43:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-10-20 01:43:35,336 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 01:43:35,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 8 [2020-10-20 01:43:35,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584725880] [2020-10-20 01:43:35,337 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 01:43:35,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:43:35,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 01:43:35,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:43:35,338 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand 9 states. [2020-10-20 01:43:35,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:43:35,630 INFO L93 Difference]: Finished difference Result 926 states and 1147 transitions. [2020-10-20 01:43:35,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-20 01:43:35,630 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-10-20 01:43:35,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:43:35,631 INFO L225 Difference]: With dead ends: 926 [2020-10-20 01:43:35,631 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:43:35,633 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2020-10-20 01:43:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:43:35,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:43:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:43:35,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:43:35,634 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2020-10-20 01:43:35,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:43:35,634 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:43:35,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 01:43:35,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:43:35,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:43:35,842 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-20 01:43:35,844 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:43:36,746 WARN L193 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 246 [2020-10-20 01:43:36,859 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 95 [2020-10-20 01:43:37,341 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 210 [2020-10-20 01:43:37,917 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 203 [2020-10-20 01:43:38,059 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 128 [2020-10-20 01:43:38,289 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 123 [2020-10-20 01:43:38,506 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 136 [2020-10-20 01:43:38,654 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 159 [2020-10-20 01:43:39,240 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 289 [2020-10-20 01:43:41,300 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 242 DAG size of output: 45 [2020-10-20 01:43:41,575 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 39 [2020-10-20 01:43:43,042 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 204 DAG size of output: 76 [2020-10-20 01:43:43,328 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 36 [2020-10-20 01:43:44,831 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 194 DAG size of output: 63 [2020-10-20 01:43:45,421 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 62 [2020-10-20 01:43:45,689 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 40 [2020-10-20 01:43:46,262 WARN L193 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 34 [2020-10-20 01:43:47,102 WARN L193 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 45 [2020-10-20 01:43:47,960 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 75 [2020-10-20 01:43:50,368 WARN L193 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 282 DAG size of output: 63 [2020-10-20 01:43:50,604 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 40 [2020-10-20 01:43:51,012 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 56 [2020-10-20 01:43:51,019 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,020 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,020 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,020 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,020 INFO L270 CegarLoopResult]: At program point L367(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,021 INFO L270 CegarLoopResult]: At program point L367-1(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,021 INFO L270 CegarLoopResult]: At program point L367-2(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,021 INFO L270 CegarLoopResult]: At program point L367-3(lines 352 370) the Hoare annotation is: (let ((.cse14 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse17 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse5 (= ~methaneLevelCritical~0 0)) (.cse0 (not .cse17)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse6 (<= 2 ~waterLevel~0)) (.cse9 (<= ~waterLevel~0 2)) (.cse11 (not .cse14)) (.cse12 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse13 (<= ~waterLevel~0 1)) (.cse19 (= ~methaneLevelCritical~0 1)) (.cse15 (= 1 ~systemActive~0)) (.cse16 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 1)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse18 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse13 .cse14 .cse5 .cse15 .cse16 .cse17 .cse7 .cse8 .cse18 .cse10) (and .cse0 .cse1 .cse19 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse13 .cse19 .cse14 .cse15 .cse16 .cse17 .cse7 .cse8 .cse18 .cse10)))) [2020-10-20 01:43:51,021 INFO L270 CegarLoopResult]: At program point L367-4(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-5(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-6(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-7(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-8(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-9(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-10(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,022 INFO L270 CegarLoopResult]: At program point L367-11(lines 352 370) the Hoare annotation is: false [2020-10-20 01:43:51,023 INFO L270 CegarLoopResult]: At program point L467(lines 462 470) the Hoare annotation is: (let ((.cse7 (= ~pumpRunning~0 0)) (.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse11 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse10 (<= ~waterLevel~0 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse12 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)) .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3 .cse4 .cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse6 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not .cse7) .cse8 (<= ~waterLevel~0 2) .cse9) (and .cse10 .cse1 .cse2 .cse11 .cse8 .cse12 .cse3 .cse7 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse11 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0) .cse3 .cse4 .cse5 .cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse6 (= ULTIMATE.start_processEnvironment_~tmp~3 0) .cse8 .cse12 .cse9))) [2020-10-20 01:43:51,023 INFO L270 CegarLoopResult]: At program point L467-1(lines 462 470) the Hoare annotation is: false [2020-10-20 01:43:51,023 INFO L270 CegarLoopResult]: At program point L467-2(lines 462 470) the Hoare annotation is: false [2020-10-20 01:43:51,023 INFO L274 CegarLoopResult]: For program point L104(lines 103 148) no Hoare annotation was computed. [2020-10-20 01:43:51,023 INFO L270 CegarLoopResult]: At program point L435(lines 430 438) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6 .cse7 .cse8))) [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L435-1(lines 430 438) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse9 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse12 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse18 (= ~methaneLevelCritical~0 0)) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse14 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse8 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse3 (= ~methaneLevelCritical~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse15 (<= 2 ~waterLevel~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse17 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse11 (not .cse5)) (.cse19 (<= ~waterLevel~0 2)) (.cse13 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse8 .cse2 .cse3 .cse9 .cse4 .cse6 .cse7 .cse0 .cse10 .cse11 .cse12 .cse13) (and .cse14 .cse1 .cse8 .cse4 .cse15 .cse16 .cse6 .cse7 .cse17 .cse10 .cse11 .cse18 .cse19 .cse13) (and .cse1 .cse8 .cse9 .cse4 .cse16 .cse6 .cse7 .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse11 .cse12 .cse18 .cse13) (and .cse0 .cse1 .cse18 .cse4 .cse16 .cse5 .cse6 .cse7) (and .cse14 .cse1 .cse8 .cse2 .cse3 .cse4 .cse15 .cse6 .cse7 .cse17 .cse10 .cse11 .cse19 .cse13)))) [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L435-2(lines 430 438) the Hoare annotation is: false [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L435-3(lines 430 438) the Hoare annotation is: false [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L303(lines 296 306) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse4 (not (= ~pumpRunning~0 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse8 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse1 .cse2 .cse3 .cse4 .cse5 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse6 .cse7 .cse8))) [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L435-4(lines 430 438) the Hoare annotation is: false [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L303-1(lines 296 306) the Hoare annotation is: false [2020-10-20 01:43:51,024 INFO L270 CegarLoopResult]: At program point L435-5(lines 430 438) the Hoare annotation is: false [2020-10-20 01:43:51,024 INFO L274 CegarLoopResult]: For program point L237(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L270 CegarLoopResult]: At program point L303-2(lines 296 306) the Hoare annotation is: false [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L237-1(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L237-2(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L237-3(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L105(lines 105 109) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L237-4(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L237-5(lines 237 245) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L139(lines 139 143) no Hoare annotation was computed. [2020-10-20 01:43:51,025 INFO L274 CegarLoopResult]: For program point L139-2(lines 175 181) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L504(lines 504 524) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L504-2(lines 504 524) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L504-4(lines 504 524) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-1(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-2(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-3(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-4(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-5(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,026 INFO L274 CegarLoopResult]: For program point L207-6(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L207-7(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L207-8(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L207-9(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L207-10(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L207-11(lines 207 224) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,027 INFO L270 CegarLoopResult]: At program point L175(lines 174 193) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0))) (let ((.cse6 (= ~methaneLevelCritical~0 0)) (.cse11 (<= ~waterLevel~0 2)) (.cse0 (<= ~waterLevel~0 1)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse4 (not .cse10)) (.cse5 (= 1 ~systemActive~0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and (= ULTIMATE.start_main_~tmp~10 ~systemActive~0) .cse6 .cse5 .cse10 .cse7 .cse11 .cse8) (and .cse2 .cse12 .cse5 .cse10 .cse7 .cse11 .cse8) (and .cse0 .cse1 .cse2 .cse12 .cse3 .cse4 .cse5 .cse7 .cse8 .cse9)))) [2020-10-20 01:43:51,027 INFO L274 CegarLoopResult]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L270 CegarLoopResult]: At program point L175-2(lines 174 193) the Hoare annotation is: false [2020-10-20 01:43:51,028 INFO L270 CegarLoopResult]: At program point L76(lines 1 989) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:43:51,028 INFO L270 CegarLoopResult]: At program point L175-3(lines 174 193) the Hoare annotation is: false [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475-1(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475-2(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475-3(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475-4(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,028 INFO L274 CegarLoopResult]: For program point L475-5(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-6(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-7(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L211(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-8(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L211-1(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-9(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L211-2(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-10(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L211-3(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,029 INFO L274 CegarLoopResult]: For program point L475-11(lines 475 481) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-4(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-5(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-6(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-7(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-8(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-9(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,030 INFO L274 CegarLoopResult]: For program point L211-10(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,031 INFO L274 CegarLoopResult]: For program point L211-11(lines 211 219) no Hoare annotation was computed. [2020-10-20 01:43:51,031 INFO L274 CegarLoopResult]: For program point L410(lines 410 414) no Hoare annotation was computed. [2020-10-20 01:43:51,031 INFO L274 CegarLoopResult]: For program point L113(lines 113 119) no Hoare annotation was computed. [2020-10-20 01:43:51,031 INFO L270 CegarLoopResult]: At program point L113-1(lines 113 119) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 0))) (let ((.cse24 (= ~waterLevel~0 1)) (.cse22 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse18 (not .cse8)) (.cse5 (= 1 ~systemActive~0)) (.cse23 (<= 2 ~waterLevel~0)) (.cse9 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse2 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse4 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse0 (<= ~waterLevel~0 1)) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse15 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse12 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 1)) (.cse13 (= ~methaneLevelCritical~0 1)) (.cse21 (or (and .cse22 .cse24 .cse17 .cse18 .cse5 .cse9) (and .cse22 .cse17 .cse18 .cse5 .cse23 .cse9))) (.cse14 (<= ~waterLevel~0 2)) (.cse20 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse10 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse11 .cse12 .cse13 .cse5 .cse8 .cse9 .cse14 .cse10) (and .cse15 .cse1 .cse2 .cse3 .cse5 .cse16 .cse7 .cse9 .cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse17 .cse18 .cse4 .cse19 .cse6 .cse14 .cse20) (and .cse15 .cse3 .cse21 .cse6 .cse7 .cse14 .cse10 .cse20) (and .cse22 .cse5 .cse6 .cse23 .cse8 .cse9 .cse14 .cse10) (and .cse15 .cse1 .cse11 .cse12 .cse13 .cse5 .cse16 .cse9 .cse10 .cse0 .cse17 .cse18 .cse19 .cse20) (and .cse15 .cse11 .cse12 .cse13 .cse21 .cse14 .cse10 .cse20) (and .cse22 .cse24 .cse6 .cse5 .cse8 .cse9 .cse10))))) [2020-10-20 01:43:51,031 INFO L270 CegarLoopResult]: At program point L906-2(lines 906 920) the Hoare annotation is: false [2020-10-20 01:43:51,031 INFO L274 CegarLoopResult]: For program point L510(lines 510 523) no Hoare annotation was computed. [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L510-1(lines 1 989) the Hoare annotation is: (let ((.cse24 (= ~pumpRunning~0 0))) (let ((.cse0 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse5 (<= 2 ~waterLevel~0)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse13 (<= ~waterLevel~0 2)) (.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse19 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse11 (not .cse24)) (.cse21 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse14 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (.cse22 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~3 1)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0)) (.cse23 (<= |ULTIMATE.start_getWaterLevel_#res| 1)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ULTIMATE.start_main_~tmp~10 1)) (.cse20 (<= ~waterLevel~0 1)) (.cse15 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1)) (.cse16 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 1)) (.cse17 (= ~methaneLevelCritical~0 1)) (.cse18 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse12 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse15 .cse16 .cse17 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse13 .cse14) (and .cse18 .cse1 .cse15 .cse16 .cse17 .cse19 .cse4 .cse7 .cse8 .cse20 .cse10 .cse11 .cse21 .cse14) (and .cse18 .cse1 .cse22 .cse3 .cse4 .cse19 .cse6 .cse7 .cse8 .cse20 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse10 .cse11 .cse21 .cse12 .cse23 .cse14) (and .cse20 .cse2 .cse22 .cse3 .cse23 .cse12 .cse4 .cse6 .cse24 .cse7 .cse8) (and .cse2 .cse20 .cse15 .cse16 .cse17 .cse4 .cse24 .cse7 .cse8) (and .cse18 (= ~waterLevel~0 1) .cse12 .cse4 .cse24 .cse7 .cse8)))) [2020-10-20 01:43:51,032 INFO L274 CegarLoopResult]: For program point L510-2(lines 510 523) no Hoare annotation was computed. [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L510-3(lines 1 989) the Hoare annotation is: false [2020-10-20 01:43:51,032 INFO L274 CegarLoopResult]: For program point L510-4(lines 510 523) no Hoare annotation was computed. [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L510-5(lines 1 989) the Hoare annotation is: false [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L312(lines 307 315) the Hoare annotation is: (and (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0)) (= ULTIMATE.start_main_~tmp~10 1) (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~6 0) (not (= |ULTIMATE.start_isPumpRunning_#res| 0)) (<= 2 ~waterLevel~0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (not (= ~pumpRunning~0 0)) (= ~methaneLevelCritical~0 0) (<= ~waterLevel~0 2) (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L312-1(lines 307 315) the Hoare annotation is: false [2020-10-20 01:43:51,032 INFO L270 CegarLoopResult]: At program point L312-2(lines 307 315) the Hoare annotation is: false [2020-10-20 01:43:51,032 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-20 01:43:51,032 INFO L274 CegarLoopResult]: For program point L380(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,033 INFO L274 CegarLoopResult]: For program point L380-2(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,033 INFO L274 CegarLoopResult]: For program point L380-3(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,033 INFO L274 CegarLoopResult]: For program point L380-5(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,033 INFO L270 CegarLoopResult]: At program point L182(lines 182 188) the Hoare annotation is: (let ((.cse18 (= ~pumpRunning~0 0))) (let ((.cse3 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse7 (<= ~waterLevel~0 1)) (.cse16 (= ~methaneLevelCritical~0 0)) (.cse4 (= 1 ~systemActive~0)) (.cse12 (not (= ULTIMATE.start_processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse13 (<= 2 ~waterLevel~0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse15 (= |ULTIMATE.start_valid_product_#res| ~systemActive~0)) (.cse9 (not .cse18)) (.cse17 (<= ~waterLevel~0 2)) (.cse11 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11) (and .cse12 .cse1 .cse0 .cse13 .cse5 .cse6 .cse14 .cse8 .cse15 .cse9 .cse16 .cse17 .cse11) (and .cse0 .cse1 .cse4 .cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse5 .cse6 .cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse8 .cse9 .cse10 .cse16 .cse11) (and .cse7 .cse1 .cse2 .cse4 .cse18 .cse5 .cse6) (and .cse7 .cse1 .cse16 .cse4 .cse18 .cse5 .cse6) (and .cse12 .cse1 .cse0 .cse2 .cse13 .cse5 .cse6 .cse14 .cse8 .cse15 .cse9 .cse17 .cse11)))) [2020-10-20 01:43:51,033 INFO L274 CegarLoopResult]: For program point L380-6(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,033 INFO L270 CegarLoopResult]: At program point L149(lines 102 150) the Hoare annotation is: false [2020-10-20 01:43:51,033 INFO L270 CegarLoopResult]: At program point L182-1(lines 182 188) the Hoare annotation is: false [2020-10-20 01:43:51,033 INFO L274 CegarLoopResult]: For program point L380-8(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L270 CegarLoopResult]: At program point L182-2(lines 182 188) the Hoare annotation is: false [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-9(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-11(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-12(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-14(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-15(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L274 CegarLoopResult]: For program point L380-17(lines 380 384) no Hoare annotation was computed. [2020-10-20 01:43:51,034 INFO L270 CegarLoopResult]: At program point L480(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,034 INFO L270 CegarLoopResult]: At program point L480-1(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,034 INFO L270 CegarLoopResult]: At program point L480-2(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-3(lines 471 484) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse9 (<= ~waterLevel~0 1)) (.cse10 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (= ULTIMATE.start_main_~tmp~10 1)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (<= ~waterLevel~0 2)) (.cse8 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse9 .cse2 .cse3 .cse5 .cse6 .cse10 .cse8) (and .cse9 .cse0 .cse11 .cse3 .cse5 .cse6 .cse10 .cse8) (and .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8))) [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-4(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-5(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-6(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-7(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-8(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-9(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-10(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,035 INFO L270 CegarLoopResult]: At program point L480-11(lines 471 484) the Hoare annotation is: false [2020-10-20 01:43:51,036 INFO L270 CegarLoopResult]: At program point L84(lines 79 87) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L910(lines 910 914) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L910-1(lines 175 181) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L514(lines 514 520) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L514-2(lines 514 520) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L514-4(lines 514 520) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point L977(lines 977 984) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L277 CegarLoopResult]: At program point L977-1(lines 977 984) the Hoare annotation is: true [2020-10-20 01:43:51,036 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:43:51,036 INFO L270 CegarLoopResult]: At program point L386(lines 371 389) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 1)) (.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse7 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse6 .cse7 .cse8 (= ~methaneLevelCritical~0 0) .cse9) (and .cse5 .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse2 .cse8 .cse3 .cse4 .cse9))) [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L386-1(lines 371 389) the Hoare annotation is: false [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L386-2(lines 371 389) the Hoare annotation is: false [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L386-3(lines 371 389) the Hoare annotation is: false [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L386-4(lines 371 389) the Hoare annotation is: false [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L386-5(lines 371 389) the Hoare annotation is: false [2020-10-20 01:43:51,037 INFO L274 CegarLoopResult]: For program point L123(lines 123 129) no Hoare annotation was computed. [2020-10-20 01:43:51,037 INFO L270 CegarLoopResult]: At program point L123-1(lines 123 129) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0))) (let ((.cse0 (= ULTIMATE.start_main_~tmp~10 ~systemActive~0)) (.cse11 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse12 (not .cse3)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (let ((.cse9 (<= ~waterLevel~0 1)) (.cse7 (= ULTIMATE.start_main_~tmp~10 1)) (.cse13 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse14 (= ULTIMATE.start_processEnvironment__wrappee__lowWaterSensor_~tmp~2 0)) (.cse8 (= ~methaneLevelCritical~0 1)) (.cse10 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse16 (or (and .cse0 (= ~waterLevel~0 1) .cse11 .cse12 .cse2 .cse4) (and .cse0 .cse11 .cse12 .cse2 (<= 2 ~waterLevel~0) .cse4))) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse15 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse9 .cse10 .cse7 .cse11 .cse12 .cse13 .cse2 .cse1 .cse14 .cse4 .cse6 .cse15) (and .cse9 .cse10 .cse7 .cse8 .cse11 .cse12 .cse2 .cse13 .cse14 .cse4 .cse6 .cse15) (and .cse10 .cse8 .cse16 .cse5 .cse6 .cse15) (and .cse10 .cse16 .cse1 .cse5 .cse6 .cse15))))) [2020-10-20 01:43:51,037 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:43:51,038 INFO L274 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490(lines 485 493) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 1)) (.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (= ULTIMATE.start_main_~tmp~10 1)) (.cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~4 0)) (.cse7 (not (= ~pumpRunning~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse8 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse3 .cse4 .cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0) .cse6 .cse7 .cse8 (= ~methaneLevelCritical~0 0) .cse9) (and .cse5 .cse0 .cse1 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 1) (= ~methaneLevelCritical~0 1) .cse6 .cse7 .cse2 .cse8 .cse3 .cse4 .cse9))) [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490-1(lines 485 493) the Hoare annotation is: false [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490-2(lines 485 493) the Hoare annotation is: false [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490-3(lines 485 493) the Hoare annotation is: false [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490-4(lines 485 493) the Hoare annotation is: false [2020-10-20 01:43:51,038 INFO L270 CegarLoopResult]: At program point L490-5(lines 485 493) the Hoare annotation is: false [2020-10-20 01:43:51,038 INFO L274 CegarLoopResult]: For program point L259(lines 259 276) no Hoare annotation was computed. [2020-10-20 01:43:51,038 INFO L274 CegarLoopResult]: For program point L259-1(lines 259 276) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L259-2(lines 259 276) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L277 CegarLoopResult]: At program point L986(lines 967 989) the Hoare annotation is: true [2020-10-20 01:43:51,039 INFO L270 CegarLoopResult]: At program point L954(lines 950 956) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~10 1) (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L361(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L361-3(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L361-5(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,039 INFO L274 CegarLoopResult]: For program point L361-6(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-8(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-9(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-11(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-12(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-14(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-15(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-17(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-18(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-20(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-21(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,040 INFO L274 CegarLoopResult]: For program point L361-23(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-24(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-26(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-27(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-29(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-30(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-32(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-33(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L263(lines 263 271) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L263-1(lines 263 271) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L361-35(lines 361 365) no Hoare annotation was computed. [2020-10-20 01:43:51,041 INFO L274 CegarLoopResult]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L133(lines 133 144) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L398-3(lines 398 402) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L233(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L233-1(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L398-6(lines 398 402) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L233-2(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,042 INFO L274 CegarLoopResult]: For program point L233-3(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,043 INFO L274 CegarLoopResult]: For program point L233-4(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,043 INFO L274 CegarLoopResult]: For program point L233-5(lines 233 250) no Hoare annotation was computed. [2020-10-20 01:43:51,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:43:51 BoogieIcfgContainer [2020-10-20 01:43:51,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:43:51,122 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:43:51,122 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:43:51,123 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:43:51,126 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:43:30" (3/4) ... [2020-10-20 01:43:51,132 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:43:51,166 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:43:51,169 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:43:51,171 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:43:51,173 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:43:51,175 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:43:51,177 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:51,179 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:43:51,217 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-20 01:43:51,217 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-20 01:43:51,217 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || ((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((tmp == systemActive && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || ((((((((((((((((tmp == systemActive && !(\result == 0)) && tmp___0 <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && !(tmp___0 == 0))) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp___0 <= 1) && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:51,218 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((waterLevel <= 1 && tmp == 1) && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((((((((!(\result == 0) && tmp == 1) && tmp___0 <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((!(\result == 0) && tmp == 0) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && methaneLevelCritical == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || (((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((!(\result == 0) && tmp == 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2020-10-20 01:43:51,219 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0))) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0))) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || (((((!(\result == 0) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && methaneLevelCritical == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,219 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || ((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,220 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((!(\result == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && methaneLevelCritical == 1) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-10-20 01:43:51,221 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || (((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((tmp == 1 && !(\result == 0)) && tmp == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) [2020-10-20 01:43:51,222 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,223 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && \result == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,224 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,224 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((tmp == 1 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) [2020-10-20 01:43:51,226 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(\result == 0) && tmp == 1) && \result == 0) && tmp == 0) && \result == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && \result == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || ((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) [2020-10-20 01:43:51,227 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0) [2020-10-20 01:43:51,228 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,232 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) [2020-10-20 01:43:51,360 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:43:51,360 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:43:51,361 INFO L168 Benchmark]: Toolchain (without parser) took 23044.09 ms. Allocated memory was 35.1 MB in the beginning and 180.4 MB in the end (delta: 145.2 MB). Free memory was 7.8 MB in the beginning and 37.0 MB in the end (delta: -29.1 MB). Peak memory consumption was 116.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,362 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 34.6 MB. Free memory was 13.9 MB in the beginning and 13.9 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.27 ms. Allocated memory was 35.1 MB in the beginning and 46.7 MB in the end (delta: 11.5 MB). Free memory was 7.0 MB in the beginning and 29.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 8.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,363 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.62 ms. Allocated memory is still 46.7 MB. Free memory was 29.7 MB in the beginning and 24.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,363 INFO L168 Benchmark]: Boogie Preprocessor took 75.88 ms. Allocated memory is still 46.7 MB. Free memory was 24.2 MB in the beginning and 20.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,363 INFO L168 Benchmark]: RCFGBuilder took 1310.64 ms. Allocated memory was 46.7 MB in the beginning and 53.5 MB in the end (delta: 6.8 MB). Free memory was 20.4 MB in the beginning and 19.7 MB in the end (delta: 687.5 kB). Peak memory consumption was 14.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,369 INFO L168 Benchmark]: TraceAbstraction took 20677.05 ms. Allocated memory was 53.5 MB in the beginning and 180.4 MB in the end (delta: 126.9 MB). Free memory was 19.3 MB in the beginning and 57.4 MB in the end (delta: -38.1 MB). Peak memory consumption was 139.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,369 INFO L168 Benchmark]: Witness Printer took 237.79 ms. Allocated memory is still 180.4 MB. Free memory was 57.4 MB in the beginning and 37.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:43:51,373 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 34.6 MB. Free memory was 13.9 MB in the beginning and 13.9 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 632.27 ms. Allocated memory was 35.1 MB in the beginning and 46.7 MB in the end (delta: 11.5 MB). Free memory was 7.0 MB in the beginning and 29.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 8.5 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 99.62 ms. Allocated memory is still 46.7 MB. Free memory was 29.7 MB in the beginning and 24.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 75.88 ms. Allocated memory is still 46.7 MB. Free memory was 24.2 MB in the beginning and 20.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1310.64 ms. Allocated memory was 46.7 MB in the beginning and 53.5 MB in the end (delta: 6.8 MB). Free memory was 20.4 MB in the beginning and 19.7 MB in the end (delta: 687.5 kB). Peak memory consumption was 14.8 MB. Max. memory is 14.3 GB. * TraceAbstraction took 20677.05 ms. Allocated memory was 53.5 MB in the beginning and 180.4 MB in the end (delta: 126.9 MB). Free memory was 19.3 MB in the beginning and 57.4 MB in the end (delta: -38.1 MB). Peak memory consumption was 139.3 MB. Max. memory is 14.3 GB. * Witness Printer took 237.79 ms. Allocated memory is still 180.4 MB. Free memory was 57.4 MB in the beginning and 37.0 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: 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: 174]: Loop Invariant Derived loop invariant: (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || ((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((tmp == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && \result == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 113]: Loop Invariant Derived loop invariant: ((((((((((((((((waterLevel <= 1 && tmp == 1) && tmp___0 <= 1) && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((tmp == 1 && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || ((((((((((((((((!(\result == 0) && tmp == 1) && tmp___0 <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && \result <= 1) && tmp == 0) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((!(\result == 0) && tmp == 0) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && methaneLevelCritical == 0) && \result == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || (((((((tmp == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((((!(\result == 0) && tmp == 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || (((((((!(\result == 0) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) || ((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: ((((((((((((((((!(\result == 0) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && methaneLevelCritical == 1) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: (((((((((((waterLevel <= 1 && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((tmp == 1 && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || (((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((tmp == 1 && !(\result == 0)) && tmp == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && \result == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((tmp == 1 && waterLevel == 1) && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 485]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: ((((((((((tmp == 1 && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || (((((((tmp == 1 && waterLevel <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((waterLevel <= 1 && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || ((((((((tmp == 1 && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 977]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: ((((((((((((((!(tmp == 0) && tmp == 1) && !(\result == 0)) && tmp == 0) && !(\result == 0)) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0) - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: (((((((((((((!(\result == 0) && tmp == 1) && \result == 0) && tmp == 0) && \result == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0)) || ((((((((((tmp == systemActive && waterLevel <= 1) && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1)) || (((((((((((!(\result == 0) && tmp == 1) && methaneLevelCritical == 1) && \result == 0) && tmp == 0) && \result == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || ((((((((((tmp == systemActive && waterLevel <= 1) && methaneLevelCritical == 1) && tmp___0 == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || ((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && waterLevel <= 2) && !(tmp___0 == 0))) || (((((((((((((tmp == systemActive && !(\result == 0)) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && 1 == systemActive) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && !(tmp___0 == 0))) || ((((((((((((((((tmp == systemActive && !(\result == 0)) && tmp___0 <= 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && !(tmp___0 == 0))) || ((((((((((waterLevel <= 1 && tmp == 1) && tmp___0 <= 1) && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((tmp == 1 && waterLevel <= 1) && \result == 1) && tmp == 1) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((tmp == systemActive && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: ((((((((((tmp == systemActive && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1) || ((((((tmp == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && waterLevel <= 2) && \result == 1)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0))) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0))) || (((((!(\result == 0) && methaneLevelCritical == 1) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0))) || (((((!(\result == 0) && ((((((tmp == systemActive && waterLevel == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && splverifierCounter == 0) || (((((tmp == systemActive && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && 2 <= waterLevel) && splverifierCounter == 0))) && methaneLevelCritical == 0) && waterLevel <= 2) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && tmp == 1) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && !(pumpRunning == 0)) && tmp == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || (((((((((((waterLevel <= 1 && !(\result == 0)) && tmp == 1) && \result == 1) && methaneLevelCritical == 1) && tmp == 0) && !(pumpRunning == 0)) && 1 == systemActive) && tmp == 0) && splverifierCounter == 0) && \result == 1) && !(tmp___0 == 0)) - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 371]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: (((((((((((((((!(tmp == 0) && !(\result == 0)) && tmp == 1) && tmp == 0) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && \result == 0) && tmp == 0) && \result == systemActive) && !(pumpRunning == 0)) && methaneLevelCritical == 0) && waterLevel <= 2) && !(tmp___0 == 0)) || (((((((((waterLevel <= 1 && tmp == 1) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((((((((!(\result == 0) && tmp == 1) && tmp == 0) && 1 == systemActive) && tmp == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && waterLevel <= 1) && \result == 0) && tmp == 0) && tmp == 0) && methaneLevelCritical == 0) && \result <= 1) && !(tmp___0 == 0)) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.3s, OverallIterations: 16, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2101 SDtfs, 3519 SDslu, 3659 SDs, 0 SdLazy, 528 SolverSat, 103 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=258occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 16 MinimizatonAttempts, 1946 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 69 PreInvPairs, 308 NumberOfFragments, 2298 HoareAnnotationTreeSize, 69 FomulaSimplifications, 73643838 FormulaSimplificationTreeSizeReduction, 3.4s HoareSimplificationTime, 69 FomulaSimplificationsInter, 6656203 FormulaSimplificationTreeSizeReductionInter, 11.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 733 NumberOfCodeBlocks, 733 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 715 ConstructedInterpolants, 0 QuantifiedInterpolants, 67274 SizeOfPredicates, 8 NumberOfNonLiveVariables, 894 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 104/120 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...