./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec2_product61.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_spec2_product61.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 f08060dbae3398b272b543e174171c518a83b9b7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:42:47,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:42:47,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:42:47,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:42:47,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:42:47,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:42:47,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:42:47,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:42:47,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:42:47,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:42:47,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:42:47,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:42:47,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:42:47,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:42:47,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:42:47,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:42:47,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:42:47,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:42:47,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:42:47,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:42:47,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:42:47,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:42:47,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:42:47,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:42:47,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:42:47,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:42:47,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:42:47,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:42:47,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:42:47,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:42:47,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:42:47,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:42:47,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:42:47,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:42:47,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:42:47,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:42:47,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:42:47,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:42:47,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:42:47,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:42:47,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:42:47,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:42:47,996 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:42:47,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:42:47,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:42:47,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:42:47,998 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:42:47,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:42:47,999 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:42:47,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:42:47,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:42:47,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:42:48,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:42:48,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:42:48,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:42:48,000 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:42:48,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:42:48,001 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:42:48,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:42:48,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:42:48,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:42:48,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:42:48,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:42:48,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:42:48,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:42:48,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:42:48,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:42:48,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:42:48,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:42:48,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:42:48,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:42:48,005 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 -> f08060dbae3398b272b543e174171c518a83b9b7 [2020-10-20 01:42:48,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:42:48,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:42:48,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:42:48,241 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:42:48,241 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:42:48,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-10-20 01:42:48,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e507b9a/992a51a8da94475687bff3209963cb04/FLAGbcbb1a9e5 [2020-10-20 01:42:48,899 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:42:48,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_product61.cil.c [2020-10-20 01:42:48,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e507b9a/992a51a8da94475687bff3209963cb04/FLAGbcbb1a9e5 [2020-10-20 01:42:49,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e507b9a/992a51a8da94475687bff3209963cb04 [2020-10-20 01:42:49,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:42:49,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:42:49,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:49,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:42:49,217 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:42:49,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5344e07e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49, skipping insertion in model container [2020-10-20 01:42:49,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:42:49,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:42:49,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:49,620 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:42:49,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:42:49,747 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:42:49,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49 WrapperNode [2020-10-20 01:42:49,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:42:49,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:49,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:42:49,749 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:42:49,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,840 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:42:49,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:42:49,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:42:49,841 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:42:49,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (1/1) ... [2020-10-20 01:42:49,924 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:42:49,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:42:49,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:42:49,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:42:49,927 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (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 01:42:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:42:50,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:42:50,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:42:50,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:42:51,332 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:42:51,332 INFO L298 CfgBuilder]: Removed 356 assume(true) statements. [2020-10-20 01:42:51,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51 BoogieIcfgContainer [2020-10-20 01:42:51,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:42:51,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:42:51,339 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:42:51,342 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:42:51,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:42:49" (1/3) ... [2020-10-20 01:42:51,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb4f58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:51, skipping insertion in model container [2020-10-20 01:42:51,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:42:49" (2/3) ... [2020-10-20 01:42:51,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bb4f58c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:42:51, skipping insertion in model container [2020-10-20 01:42:51,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51" (3/3) ... [2020-10-20 01:42:51,347 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product61.cil.c [2020-10-20 01:42:51,359 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:42:51,371 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:42:51,386 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:42:51,418 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:42:51,419 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:42:51,419 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:42:51,421 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:42:51,421 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:42:51,421 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:42:51,421 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:42:51,422 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:42:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states. [2020-10-20 01:42:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 01:42:51,453 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:51,454 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 01:42:51,455 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:51,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:51,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1302562172, now seen corresponding path program 1 times [2020-10-20 01:42:51,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:51,468 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515473385] [2020-10-20 01:42:51,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:51,730 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 01:42:51,731 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515473385] [2020-10-20 01:42:51,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:51,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:51,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676995421] [2020-10-20 01:42:51,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:42:51,742 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:51,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:42:51,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:42:51,760 INFO L87 Difference]: Start difference. First operand 232 states. Second operand 2 states. [2020-10-20 01:42:51,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:51,849 INFO L93 Difference]: Finished difference Result 454 states and 681 transitions. [2020-10-20 01:42:51,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:42:51,850 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2020-10-20 01:42:51,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:51,871 INFO L225 Difference]: With dead ends: 454 [2020-10-20 01:42:51,872 INFO L226 Difference]: Without dead ends: 225 [2020-10-20 01:42:51,877 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 01:42:51,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-10-20 01:42:51,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2020-10-20 01:42:51,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2020-10-20 01:42:51,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 331 transitions. [2020-10-20 01:42:51,932 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 331 transitions. Word has length 18 [2020-10-20 01:42:51,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:51,933 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 331 transitions. [2020-10-20 01:42:51,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:42:51,933 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2020-10-20 01:42:51,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-20 01:42:51,935 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:51,955 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 01:42:51,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:42:51,956 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:51,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:51,957 INFO L82 PathProgramCache]: Analyzing trace with hash -1521398141, now seen corresponding path program 1 times [2020-10-20 01:42:51,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:51,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319042997] [2020-10-20 01:42:51,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,075 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 01:42:52,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319042997] [2020-10-20 01:42:52,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:42:52,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663570846] [2020-10-20 01:42:52,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:52,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:52,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,079 INFO L87 Difference]: Start difference. First operand 225 states and 331 transitions. Second operand 3 states. [2020-10-20 01:42:52,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,094 INFO L93 Difference]: Finished difference Result 225 states and 331 transitions. [2020-10-20 01:42:52,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:52,095 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-10-20 01:42:52,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,097 INFO L225 Difference]: With dead ends: 225 [2020-10-20 01:42:52,097 INFO L226 Difference]: Without dead ends: 85 [2020-10-20 01:42:52,099 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 01:42:52,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-20 01:42:52,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-10-20 01:42:52,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-20 01:42:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 124 transitions. [2020-10-20 01:42:52,107 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 124 transitions. Word has length 19 [2020-10-20 01:42:52,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,108 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 124 transitions. [2020-10-20 01:42:52,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:52,108 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 124 transitions. [2020-10-20 01:42:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:42:52,109 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,109 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 01:42:52,109 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:42:52,110 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,110 INFO L82 PathProgramCache]: Analyzing trace with hash -1946007882, now seen corresponding path program 1 times [2020-10-20 01:42:52,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163789896] [2020-10-20 01:42:52,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,236 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 01:42:52,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163789896] [2020-10-20 01:42:52,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:52,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650274606] [2020-10-20 01:42:52,238 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 01:42:52,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 01:42:52,239 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-20 01:42:52,239 INFO L87 Difference]: Start difference. First operand 85 states and 124 transitions. Second operand 6 states. [2020-10-20 01:42:52,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,543 INFO L93 Difference]: Finished difference Result 163 states and 241 transitions. [2020-10-20 01:42:52,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:42:52,546 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2020-10-20 01:42:52,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,547 INFO L225 Difference]: With dead ends: 163 [2020-10-20 01:42:52,547 INFO L226 Difference]: Without dead ends: 85 [2020-10-20 01:42:52,551 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 01:42:52,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2020-10-20 01:42:52,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2020-10-20 01:42:52,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-20 01:42:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 123 transitions. [2020-10-20 01:42:52,570 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 123 transitions. Word has length 24 [2020-10-20 01:42:52,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,570 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 123 transitions. [2020-10-20 01:42:52,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 01:42:52,571 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2020-10-20 01:42:52,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 01:42:52,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,573 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 01:42:52,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:42:52,573 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,573 INFO L82 PathProgramCache]: Analyzing trace with hash -427711681, now seen corresponding path program 1 times [2020-10-20 01:42:52,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229198130] [2020-10-20 01:42:52,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,687 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 01:42:52,688 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229198130] [2020-10-20 01:42:52,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:52,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064502769] [2020-10-20 01:42:52,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:52,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:52,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:52,690 INFO L87 Difference]: Start difference. First operand 85 states and 123 transitions. Second operand 3 states. [2020-10-20 01:42:52,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:52,783 INFO L93 Difference]: Finished difference Result 170 states and 249 transitions. [2020-10-20 01:42:52,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:52,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-10-20 01:42:52,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:52,785 INFO L225 Difference]: With dead ends: 170 [2020-10-20 01:42:52,785 INFO L226 Difference]: Without dead ends: 92 [2020-10-20 01:42:52,786 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 01:42:52,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-20 01:42:52,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2020-10-20 01:42:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-20 01:42:52,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 127 transitions. [2020-10-20 01:42:52,804 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 127 transitions. Word has length 27 [2020-10-20 01:42:52,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:52,805 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 127 transitions. [2020-10-20 01:42:52,805 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2020-10-20 01:42:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 01:42:52,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:52,808 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 01:42:52,808 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:42:52,810 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:52,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:52,811 INFO L82 PathProgramCache]: Analyzing trace with hash 1598633195, now seen corresponding path program 1 times [2020-10-20 01:42:52,811 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:52,811 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981079470] [2020-10-20 01:42:52,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:52,938 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 01:42:52,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981079470] [2020-10-20 01:42:52,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:52,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:52,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995907189] [2020-10-20 01:42:52,939 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:52,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:52,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:52,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:52,941 INFO L87 Difference]: Start difference. First operand 90 states and 127 transitions. Second operand 5 states. [2020-10-20 01:42:53,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,128 INFO L93 Difference]: Finished difference Result 427 states and 615 transitions. [2020-10-20 01:42:53,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:42:53,129 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-20 01:42:53,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,132 INFO L225 Difference]: With dead ends: 427 [2020-10-20 01:42:53,133 INFO L226 Difference]: Without dead ends: 344 [2020-10-20 01:42:53,134 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 01:42:53,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2020-10-20 01:42:53,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 165. [2020-10-20 01:42:53,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2020-10-20 01:42:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 232 transitions. [2020-10-20 01:42:53,155 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 232 transitions. Word has length 33 [2020-10-20 01:42:53,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,155 INFO L481 AbstractCegarLoop]: Abstraction has 165 states and 232 transitions. [2020-10-20 01:42:53,156 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 232 transitions. [2020-10-20 01:42:53,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-20 01:42:53,157 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,157 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 01:42:53,158 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:42:53,158 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1593780579, now seen corresponding path program 1 times [2020-10-20 01:42:53,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281424764] [2020-10-20 01:42:53,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,298 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 01:42:53,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281424764] [2020-10-20 01:42:53,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:53,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232601149] [2020-10-20 01:42:53,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:53,300 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:53,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:53,301 INFO L87 Difference]: Start difference. First operand 165 states and 232 transitions. Second operand 5 states. [2020-10-20 01:42:53,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,483 INFO L93 Difference]: Finished difference Result 628 states and 889 transitions. [2020-10-20 01:42:53,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 01:42:53,484 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-20 01:42:53,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,487 INFO L225 Difference]: With dead ends: 628 [2020-10-20 01:42:53,487 INFO L226 Difference]: Without dead ends: 470 [2020-10-20 01:42:53,488 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 01:42:53,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-10-20 01:42:53,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 164. [2020-10-20 01:42:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-20 01:42:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 229 transitions. [2020-10-20 01:42:53,522 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 229 transitions. Word has length 34 [2020-10-20 01:42:53,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,528 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 229 transitions. [2020-10-20 01:42:53,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2020-10-20 01:42:53,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:53,533 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,534 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, 1, 1, 1] [2020-10-20 01:42:53,534 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-20 01:42:53,534 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1365651329, now seen corresponding path program 1 times [2020-10-20 01:42:53,535 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,536 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862096322] [2020-10-20 01:42:53,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,622 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 01:42:53,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862096322] [2020-10-20 01:42:53,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-20 01:42:53,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407931511] [2020-10-20 01:42:53,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:42:53,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:42:53,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:42:53,625 INFO L87 Difference]: Start difference. First operand 164 states and 229 transitions. Second operand 5 states. [2020-10-20 01:42:53,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,760 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2020-10-20 01:42:53,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 01:42:53,763 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-10-20 01:42:53,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,765 INFO L225 Difference]: With dead ends: 417 [2020-10-20 01:42:53,765 INFO L226 Difference]: Without dead ends: 260 [2020-10-20 01:42:53,766 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 01:42:53,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-10-20 01:42:53,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 182. [2020-10-20 01:42:53,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-10-20 01:42:53,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 247 transitions. [2020-10-20 01:42:53,785 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 247 transitions. Word has length 37 [2020-10-20 01:42:53,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,786 INFO L481 AbstractCegarLoop]: Abstraction has 182 states and 247 transitions. [2020-10-20 01:42:53,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:42:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 247 transitions. [2020-10-20 01:42:53,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:53,790 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,791 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, 1, 1, 1] [2020-10-20 01:42:53,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-20 01:42:53,791 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,792 INFO L82 PathProgramCache]: Analyzing trace with hash 1918198717, now seen corresponding path program 1 times [2020-10-20 01:42:53,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,793 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733591001] [2020-10-20 01:42:53,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:53,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:53,849 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 01:42:53,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733591001] [2020-10-20 01:42:53,850 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:53,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:42:53,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757975676] [2020-10-20 01:42:53,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 01:42:53,851 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:53,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 01:42:53,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 01:42:53,852 INFO L87 Difference]: Start difference. First operand 182 states and 247 transitions. Second operand 4 states. [2020-10-20 01:42:53,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:53,954 INFO L93 Difference]: Finished difference Result 427 states and 575 transitions. [2020-10-20 01:42:53,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 01:42:53,955 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 37 [2020-10-20 01:42:53,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:53,957 INFO L225 Difference]: With dead ends: 427 [2020-10-20 01:42:53,957 INFO L226 Difference]: Without dead ends: 252 [2020-10-20 01:42:53,958 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 01:42:53,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-10-20 01:42:53,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 194. [2020-10-20 01:42:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-10-20 01:42:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 259 transitions. [2020-10-20 01:42:53,980 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 259 transitions. Word has length 37 [2020-10-20 01:42:53,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:53,980 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 259 transitions. [2020-10-20 01:42:53,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 01:42:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 259 transitions. [2020-10-20 01:42:53,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 01:42:53,983 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:53,983 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, 1, 1, 1] [2020-10-20 01:42:53,984 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-20 01:42:53,984 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:53,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:53,985 INFO L82 PathProgramCache]: Analyzing trace with hash 897130363, now seen corresponding path program 1 times [2020-10-20 01:42:53,985 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:53,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702236106] [2020-10-20 01:42:53,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:54,054 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 01:42:54,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702236106] [2020-10-20 01:42:54,057 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:54,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:42:54,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997179812] [2020-10-20 01:42:54,058 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:42:54,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:54,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:42:54,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:42:54,062 INFO L87 Difference]: Start difference. First operand 194 states and 259 transitions. Second operand 3 states. [2020-10-20 01:42:54,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:54,105 INFO L93 Difference]: Finished difference Result 433 states and 577 transitions. [2020-10-20 01:42:54,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:42:54,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-20 01:42:54,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:54,110 INFO L225 Difference]: With dead ends: 433 [2020-10-20 01:42:54,111 INFO L226 Difference]: Without dead ends: 246 [2020-10-20 01:42:54,112 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 01:42:54,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-20 01:42:54,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 246. [2020-10-20 01:42:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-20 01:42:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 321 transitions. [2020-10-20 01:42:54,278 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 321 transitions. Word has length 37 [2020-10-20 01:42:54,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:54,280 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 321 transitions. [2020-10-20 01:42:54,280 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:42:54,280 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 321 transitions. [2020-10-20 01:42:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-20 01:42:54,281 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:54,282 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, 1, 1, 1, 1] [2020-10-20 01:42:54,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-20 01:42:54,283 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:54,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:54,283 INFO L82 PathProgramCache]: Analyzing trace with hash -1862038981, now seen corresponding path program 1 times [2020-10-20 01:42:54,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:54,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034184154] [2020-10-20 01:42:54,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:54,379 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 01:42:54,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034184154] [2020-10-20 01:42:54,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:54,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:42:54,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479162229] [2020-10-20 01:42:54,381 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:42:54,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:54,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:42:54,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:54,382 INFO L87 Difference]: Start difference. First operand 246 states and 321 transitions. Second operand 8 states. [2020-10-20 01:42:54,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:54,909 INFO L93 Difference]: Finished difference Result 875 states and 1133 transitions. [2020-10-20 01:42:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-20 01:42:54,910 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 38 [2020-10-20 01:42:54,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:54,914 INFO L225 Difference]: With dead ends: 875 [2020-10-20 01:42:54,914 INFO L226 Difference]: Without dead ends: 636 [2020-10-20 01:42:54,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=378, Unknown=0, NotChecked=0, Total=552 [2020-10-20 01:42:54,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2020-10-20 01:42:54,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 246. [2020-10-20 01:42:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2020-10-20 01:42:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 315 transitions. [2020-10-20 01:42:54,942 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 315 transitions. Word has length 38 [2020-10-20 01:42:54,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:54,942 INFO L481 AbstractCegarLoop]: Abstraction has 246 states and 315 transitions. [2020-10-20 01:42:54,943 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:42:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 315 transitions. [2020-10-20 01:42:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 01:42:54,944 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:42:54,944 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:42:54,945 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-20 01:42:54,945 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:42:54,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:42:54,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1304464615, now seen corresponding path program 1 times [2020-10-20 01:42:54,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:42:54,946 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335556119] [2020-10-20 01:42:54,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:42:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:42:55,044 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-20 01:42:55,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335556119] [2020-10-20 01:42:55,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:42:55,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-20 01:42:55,046 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902640284] [2020-10-20 01:42:55,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 01:42:55,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:42:55,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 01:42:55,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-20 01:42:55,047 INFO L87 Difference]: Start difference. First operand 246 states and 315 transitions. Second operand 8 states. [2020-10-20 01:42:55,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:42:55,428 INFO L93 Difference]: Finished difference Result 597 states and 767 transitions. [2020-10-20 01:42:55,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-20 01:42:55,428 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-10-20 01:42:55,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:42:55,429 INFO L225 Difference]: With dead ends: 597 [2020-10-20 01:42:55,429 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:42:55,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=122, Invalid=258, Unknown=0, NotChecked=0, Total=380 [2020-10-20 01:42:55,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:42:55,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:42:55,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:42:55,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:42:55,432 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2020-10-20 01:42:55,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:42:55,432 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:42:55,432 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 01:42:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:42:55,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:42:55,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-20 01:42:55,435 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:42:55,748 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 101 [2020-10-20 01:42:55,933 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2020-10-20 01:42:56,243 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 101 [2020-10-20 01:42:56,485 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 108 [2020-10-20 01:42:56,657 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 47 [2020-10-20 01:42:56,869 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-10-20 01:42:57,207 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 12 [2020-10-20 01:42:57,729 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 25 [2020-10-20 01:42:57,973 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 20 [2020-10-20 01:42:58,435 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 12 [2020-10-20 01:42:58,712 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,713 INFO L274 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2020-10-20 01:42:58,713 INFO L270 CegarLoopResult]: At program point L767(lines 762 770) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,713 INFO L270 CegarLoopResult]: At program point L767-1(lines 762 770) the Hoare annotation is: false [2020-10-20 01:42:58,713 INFO L270 CegarLoopResult]: At program point L767-2(lines 762 770) the Hoare annotation is: false [2020-10-20 01:42:58,713 INFO L270 CegarLoopResult]: At program point L767-3(lines 762 770) the Hoare annotation is: false [2020-10-20 01:42:58,714 INFO L270 CegarLoopResult]: At program point L767-4(lines 762 770) the Hoare annotation is: false [2020-10-20 01:42:58,714 INFO L270 CegarLoopResult]: At program point L767-5(lines 762 770) the Hoare annotation is: false [2020-10-20 01:42:58,714 INFO L274 CegarLoopResult]: For program point L901(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,714 INFO L274 CegarLoopResult]: For program point L901-2(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,714 INFO L274 CegarLoopResult]: For program point L901-4(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,714 INFO L274 CegarLoopResult]: For program point L901-6(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,714 INFO L274 CegarLoopResult]: For program point L901-8(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-10(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-12(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-14(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-16(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-18(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,715 INFO L274 CegarLoopResult]: For program point L901-20(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L175(lines 175 182) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L901-22(lines 901 907) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L277 CegarLoopResult]: At program point L175-1(lines 175 182) the Hoare annotation is: true [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L639(lines 639 650) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L839(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L839-2(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,716 INFO L274 CegarLoopResult]: For program point L839-3(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L839-4(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L839-5(lines 839 856) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843-1(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843-2(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843-3(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843-4(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L843-5(lines 843 851) no Hoare annotation was computed. [2020-10-20 01:42:58,717 INFO L274 CegarLoopResult]: For program point L645(lines 645 649) no Hoare annotation was computed. [2020-10-20 01:42:58,718 INFO L274 CegarLoopResult]: For program point L645-2(lines 781 787) no Hoare annotation was computed. [2020-10-20 01:42:58,718 INFO L270 CegarLoopResult]: At program point L51(lines 46 53) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,718 INFO L270 CegarLoopResult]: At program point L712(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:58,718 INFO L270 CegarLoopResult]: At program point L712-1(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,718 INFO L270 CegarLoopResult]: At program point L712-2(lines 707 715) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,718 INFO L270 CegarLoopResult]: At program point L712-3(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-4(lines 707 715) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 .cse5 .cse6))) [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-5(lines 707 715) the Hoare annotation is: (let ((.cse1 (= 1 ~systemActive~0)) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and (not .cse0) .cse1 (not .cse2) (= ~pumpRunning~0 0) .cse3 .cse4 .cse5) (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-6(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-7(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-8(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-9(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,719 INFO L270 CegarLoopResult]: At program point L712-10(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-11(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-12(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-13(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-14(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-15(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-16(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,720 INFO L277 CegarLoopResult]: At program point L184(lines 165 187) the Hoare annotation is: true [2020-10-20 01:42:58,720 INFO L270 CegarLoopResult]: At program point L712-17(lines 707 715) the Hoare annotation is: false [2020-10-20 01:42:58,721 INFO L270 CegarLoopResult]: At program point L781(lines 780 799) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,721 INFO L274 CegarLoopResult]: For program point L781-1(lines 781 787) no Hoare annotation was computed. [2020-10-20 01:42:58,721 INFO L270 CegarLoopResult]: At program point L781-2(lines 780 799) the Hoare annotation is: false [2020-10-20 01:42:58,721 INFO L270 CegarLoopResult]: At program point L781-3(lines 780 799) the Hoare annotation is: false [2020-10-20 01:42:58,721 INFO L270 CegarLoopResult]: At program point L586(lines 1 1012) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:42:58,721 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:42:58,721 INFO L274 CegarLoopResult]: For program point L984(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,721 INFO L274 CegarLoopResult]: For program point L984-2(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,721 INFO L274 CegarLoopResult]: For program point L984-3(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-5(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-6(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-8(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-9(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-11(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-12(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-14(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-15(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,722 INFO L274 CegarLoopResult]: For program point L984-17(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-18(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-20(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-21(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-23(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-24(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-26(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-27(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,723 INFO L274 CegarLoopResult]: For program point L984-29(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,724 INFO L274 CegarLoopResult]: For program point L984-30(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,724 INFO L274 CegarLoopResult]: For program point L984-32(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,724 INFO L274 CegarLoopResult]: For program point L984-33(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,724 INFO L274 CegarLoopResult]: For program point L984-35(lines 984 988) no Hoare annotation was computed. [2020-10-20 01:42:58,724 INFO L270 CegarLoopResult]: At program point L655(lines 608 656) the Hoare annotation is: false [2020-10-20 01:42:58,724 INFO L270 CegarLoopResult]: At program point L788(lines 788 794) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse3 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (= ~pumpRunning~0 0) .cse1 .cse2 .cse3) (and .cse0 (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) .cse1 .cse2 .cse3))) [2020-10-20 01:42:58,724 INFO L270 CegarLoopResult]: At program point L788-1(lines 788 794) the Hoare annotation is: false [2020-10-20 01:42:58,725 INFO L270 CegarLoopResult]: At program point L788-2(lines 788 794) the Hoare annotation is: false [2020-10-20 01:42:58,725 INFO L274 CegarLoopResult]: For program point L62(lines 62 79) no Hoare annotation was computed. [2020-10-20 01:42:58,725 INFO L270 CegarLoopResult]: At program point L62-1(lines 1 1012) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:58,725 INFO L274 CegarLoopResult]: For program point L62-2(lines 62 79) no Hoare annotation was computed. [2020-10-20 01:42:58,725 INFO L270 CegarLoopResult]: At program point L62-3(lines 1 1012) the Hoare annotation is: false [2020-10-20 01:42:58,725 INFO L274 CegarLoopResult]: For program point L62-4(lines 62 79) no Hoare annotation was computed. [2020-10-20 01:42:58,725 INFO L270 CegarLoopResult]: At program point L62-5(lines 1 1012) the Hoare annotation is: false [2020-10-20 01:42:58,725 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-1(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-2(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-3(lines 975 993) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-4(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-5(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,726 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,726 INFO L270 CegarLoopResult]: At program point L990-6(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L990-7(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L990-8(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L990-9(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L990-10(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L990-11(lines 975 993) the Hoare annotation is: false [2020-10-20 01:42:58,727 INFO L270 CegarLoopResult]: At program point L594(lines 589 597) 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 01:42:58,727 INFO L274 CegarLoopResult]: For program point L66(lines 66 76) no Hoare annotation was computed. [2020-10-20 01:42:58,727 INFO L274 CegarLoopResult]: For program point L66-2(lines 66 76) no Hoare annotation was computed. [2020-10-20 01:42:58,728 INFO L274 CegarLoopResult]: For program point L66-4(lines 66 76) no Hoare annotation was computed. [2020-10-20 01:42:58,728 INFO L274 CegarLoopResult]: For program point L67(lines 67 73) no Hoare annotation was computed. [2020-10-20 01:42:58,728 INFO L274 CegarLoopResult]: For program point L67-2(lines 67 73) no Hoare annotation was computed. [2020-10-20 01:42:58,728 INFO L274 CegarLoopResult]: For program point L67-4(lines 67 73) no Hoare annotation was computed. [2020-10-20 01:42:58,728 INFO L270 CegarLoopResult]: At program point L926(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 (not .cse1) (not .cse2) .cse3 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:58,728 INFO L270 CegarLoopResult]: At program point L926-1(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,728 INFO L270 CegarLoopResult]: At program point L926-2(lines 919 929) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,728 INFO L270 CegarLoopResult]: At program point L926-3(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-4(lines 919 929) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse5 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse6 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 (not .cse1) (not .cse2) .cse3 .cse4 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) .cse5 .cse6))) [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-5(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-6(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-7(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-8(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-9(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-10(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-11(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,729 INFO L270 CegarLoopResult]: At program point L926-12(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,730 INFO L270 CegarLoopResult]: At program point L926-13(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,730 INFO L270 CegarLoopResult]: At program point L926-14(lines 919 929) the Hoare annotation is: false [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L865-1(lines 865 882) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point L865-2(lines 865 882) no Hoare annotation was computed. [2020-10-20 01:42:58,730 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:42:58,731 INFO L270 CegarLoopResult]: At program point L935(lines 930 938) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= ~methaneLevelCritical~0 0)) (not (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,731 INFO L270 CegarLoopResult]: At program point L935-1(lines 930 938) the Hoare annotation is: false [2020-10-20 01:42:58,731 INFO L274 CegarLoopResult]: For program point L869(lines 869 877) no Hoare annotation was computed. [2020-10-20 01:42:58,731 INFO L270 CegarLoopResult]: At program point L935-2(lines 930 938) the Hoare annotation is: false [2020-10-20 01:42:58,731 INFO L274 CegarLoopResult]: For program point L869-1(lines 869 877) no Hoare annotation was computed. [2020-10-20 01:42:58,731 INFO L274 CegarLoopResult]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2020-10-20 01:42:58,731 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,731 INFO L274 CegarLoopResult]: For program point L1003-2(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-3(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-5(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-6(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-8(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-9(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-11(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-12(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-14(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,732 INFO L274 CegarLoopResult]: For program point L1003-15(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L1003-17(lines 1003 1007) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L675-3(lines 675 679) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L675-6(lines 675 679) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L270 CegarLoopResult]: At program point L147(lines 143 149) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L610(lines 609 654) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L274 CegarLoopResult]: For program point L611(lines 611 615) no Hoare annotation was computed. [2020-10-20 01:42:58,733 INFO L270 CegarLoopResult]: At program point L1009(lines 994 1012) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,734 INFO L270 CegarLoopResult]: At program point L1009-1(lines 994 1012) the Hoare annotation is: false [2020-10-20 01:42:58,734 INFO L270 CegarLoopResult]: At program point L1009-2(lines 994 1012) the Hoare annotation is: false [2020-10-20 01:42:58,734 INFO L270 CegarLoopResult]: At program point L1009-3(lines 994 1012) the Hoare annotation is: false [2020-10-20 01:42:58,734 INFO L270 CegarLoopResult]: At program point L1009-4(lines 994 1012) the Hoare annotation is: false [2020-10-20 01:42:58,734 INFO L270 CegarLoopResult]: At program point L1009-5(lines 994 1012) the Hoare annotation is: false [2020-10-20 01:42:58,734 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:42:58,734 INFO L274 CegarLoopResult]: For program point L813(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,734 INFO L274 CegarLoopResult]: For program point L813-1(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,734 INFO L274 CegarLoopResult]: For program point L813-2(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-3(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-4(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-5(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-6(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-7(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-8(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-9(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-10(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L813-11(lines 813 830) no Hoare annotation was computed. [2020-10-20 01:42:58,735 INFO L274 CegarLoopResult]: For program point L817(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-1(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-2(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-3(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-4(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-5(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L619(lines 619 625) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L274 CegarLoopResult]: For program point L817-6(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,736 INFO L270 CegarLoopResult]: At program point L619-1(lines 619 625) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse5 (= ULTIMATE.start_main_~tmp~1 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse4 (= ULTIMATE.start___utac_acc__Specification2_spec__2_~tmp~0 0) .cse5) (and .cse0 (not .cse6) .cse2 .cse3 .cse4 .cse5))) [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L817-7(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L817-8(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L817-9(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L817-10(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L817-11(lines 817 825) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L752-1(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L752-2(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L752-3(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,737 INFO L274 CegarLoopResult]: For program point L752-4(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-5(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-6(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-7(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-8(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-9(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-10(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L752-11(lines 752 758) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point L687(lines 687 691) no Hoare annotation was computed. [2020-10-20 01:42:58,738 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L96-2(lines 96 110) the Hoare annotation is: false [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757-1(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757-2(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757-3(lines 748 761) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757-4(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,739 INFO L270 CegarLoopResult]: At program point L757-5(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,739 INFO L274 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-6(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-7(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,740 INFO L274 CegarLoopResult]: For program point L559-1(line 559) no Hoare annotation was computed. [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-8(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,740 INFO L274 CegarLoopResult]: For program point L559-2(line 559) no Hoare annotation was computed. [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-9(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-10(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,740 INFO L270 CegarLoopResult]: At program point L757-11(lines 748 761) the Hoare annotation is: false [2020-10-20 01:42:58,741 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-10-20 01:42:58,741 INFO L274 CegarLoopResult]: For program point L100(lines 100 104) no Hoare annotation was computed. [2020-10-20 01:42:58,741 INFO L274 CegarLoopResult]: For program point L100-1(lines 781 787) no Hoare annotation was computed. [2020-10-20 01:42:58,741 INFO L274 CegarLoopResult]: For program point L629(lines 629 635) no Hoare annotation was computed. [2020-10-20 01:42:58,741 INFO L270 CegarLoopResult]: At program point L629-1(lines 629 635) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (= ULTIMATE.start_main_~tmp~1 1)) [2020-10-20 01:42:58,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:42:58 BoogieIcfgContainer [2020-10-20 01:42:58,786 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:42:58,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:42:58,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:42:58,786 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:42:58,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:42:51" (3/4) ... [2020-10-20 01:42:58,791 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:42:58,827 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:42:58,830 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:42:58,832 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:42:58,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:42:58,836 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:42:58,838 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:58,840 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:42:58,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 [2020-10-20 01:42:58,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,872 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,873 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,874 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,876 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,877 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,882 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,884 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) [2020-10-20 01:42:58,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,886 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,887 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:58,888 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 [2020-10-20 01:42:59,040 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:42:59,040 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:42:59,043 INFO L168 Benchmark]: Toolchain (without parser) took 9834.28 ms. Allocated memory was 40.9 MB in the beginning and 113.2 MB in the end (delta: 72.4 MB). Free memory was 18.0 MB in the beginning and 61.4 MB in the end (delta: -43.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,044 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 31.5 MB. Free memory was 7.6 MB in the beginning and 7.6 MB in the end (delta: 63.0 kB). Peak memory consumption was 63.0 kB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 534.47 ms. Allocated memory was 40.9 MB in the beginning and 43.0 MB in the end (delta: 2.1 MB). Free memory was 17.2 MB in the beginning and 17.7 MB in the end (delta: -514.1 kB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,047 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.11 ms. Allocated memory is still 43.0 MB. Free memory was 17.7 MB in the beginning and 11.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,047 INFO L168 Benchmark]: Boogie Preprocessor took 83.91 ms. Allocated memory was 43.0 MB in the beginning and 43.5 MB in the end (delta: 524.3 kB). Free memory was 11.5 MB in the beginning and 22.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,048 INFO L168 Benchmark]: RCFGBuilder took 1411.56 ms. Allocated memory was 43.5 MB in the beginning and 52.4 MB in the end (delta: 8.9 MB). Free memory was 22.3 MB in the beginning and 19.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,048 INFO L168 Benchmark]: TraceAbstraction took 7447.68 ms. Allocated memory was 52.4 MB in the beginning and 113.2 MB in the end (delta: 60.8 MB). Free memory was 18.2 MB in the beginning and 88.5 MB in the end (delta: -70.3 MB). Peak memory consumption was 62.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,049 INFO L168 Benchmark]: Witness Printer took 254.33 ms. Allocated memory is still 113.2 MB. Free memory was 88.5 MB in the beginning and 61.4 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:42:59,053 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 31.5 MB. Free memory was 7.6 MB in the beginning and 7.6 MB in the end (delta: 63.0 kB). Peak memory consumption was 63.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 534.47 ms. Allocated memory was 40.9 MB in the beginning and 43.0 MB in the end (delta: 2.1 MB). Free memory was 17.2 MB in the beginning and 17.7 MB in the end (delta: -514.1 kB). Peak memory consumption was 8.1 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 92.11 ms. Allocated memory is still 43.0 MB. Free memory was 17.7 MB in the beginning and 11.5 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 83.91 ms. Allocated memory was 43.0 MB in the beginning and 43.5 MB in the end (delta: 524.3 kB). Free memory was 11.5 MB in the beginning and 22.6 MB in the end (delta: -11.1 MB). Peak memory consumption was 1.6 MB. Max. memory is 14.3 GB. * RCFGBuilder took 1411.56 ms. Allocated memory was 43.5 MB in the beginning and 52.4 MB in the end (delta: 8.9 MB). Free memory was 22.3 MB in the beginning and 19.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 17.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 7447.68 ms. Allocated memory was 52.4 MB in the beginning and 113.2 MB in the end (delta: 60.8 MB). Free memory was 18.2 MB in the beginning and 88.5 MB in the end (delta: -70.3 MB). Peak memory consumption was 62.8 MB. Max. memory is 14.3 GB. * Witness Printer took 254.33 ms. Allocated memory is still 113.2 MB. Free memory was 88.5 MB in the beginning and 61.4 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 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: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 629]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: ((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 994]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 919]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) && tmp == 1) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 619]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 1)) || (((((1 == systemActive && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: (((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((((!(methaneLevelCritical == 0) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: ((1 == systemActive && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 780]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && splverifierCounter == 0) && \result == 1) && tmp == 1) || (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1) - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: ((((((1 == systemActive && !(methaneLevelCritical == 0)) && !(\result == 0)) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && tmp == 1 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 762]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 975]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 232 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.0s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1783 SDtfs, 2469 SDslu, 2857 SDs, 0 SdLazy, 457 SolverSat, 95 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 113 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=246occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 1013 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 237 NumberOfFragments, 818 HoareAnnotationTreeSize, 91 FomulaSimplifications, 573227 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 91 FomulaSimplificationsInter, 74250 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 367 NumberOfCodeBlocks, 367 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 356 ConstructedInterpolants, 0 QuantifiedInterpolants, 24660 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 14/14 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...