./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product01.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_spec1_product01.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 13018d05e5180308d22b24564c440286d54746ad ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:40:57,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:40:57,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:40:58,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:40:58,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:40:58,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:40:58,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:40:58,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:40:58,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:40:58,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:40:58,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:40:58,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:40:58,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:40:58,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:40:58,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:40:58,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:40:58,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:40:58,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:40:58,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:40:58,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:40:58,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:40:58,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:40:58,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:40:58,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:40:58,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:40:58,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:40:58,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:40:58,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:40:58,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:40:58,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:40:58,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:40:58,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:40:58,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:40:58,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:40:58,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:40:58,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:40:58,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:40:58,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:40:58,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:40:58,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:40:58,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:40:58,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:40:58,122 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:40:58,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:40:58,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:40:58,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:40:58,124 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:40:58,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:40:58,125 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:40:58,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:40:58,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:40:58,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:40:58,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:40:58,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:40:58,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:40:58,127 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:40:58,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:40:58,127 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:40:58,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:40:58,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:40:58,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:40:58,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:40:58,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:40:58,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:40:58,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:40:58,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:40:58,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:40:58,130 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:40:58,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:40:58,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:40:58,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:40:58,131 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 -> 13018d05e5180308d22b24564c440286d54746ad [2020-10-20 01:40:58,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:40:58,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:40:58,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:40:58,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:40:58,377 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:40:58,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2020-10-20 01:40:58,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22a1a374/d1a50de8e6f64151b03ca8ac69213147/FLAG733da6878 [2020-10-20 01:40:58,983 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:40:58,984 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2020-10-20 01:40:58,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22a1a374/d1a50de8e6f64151b03ca8ac69213147/FLAG733da6878 [2020-10-20 01:40:59,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22a1a374/d1a50de8e6f64151b03ca8ac69213147 [2020-10-20 01:40:59,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:40:59,329 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:40:59,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:40:59,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:40:59,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:40:59,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:40:59,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1da73bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59, skipping insertion in model container [2020-10-20 01:40:59,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:40:59,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:40:59,404 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:40:59,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:40:59,813 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:40:59,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:40:59,918 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:40:59,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59 WrapperNode [2020-10-20 01:40:59,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:40:59,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:40:59,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:40:59,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:40:59,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:40:59,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:40:59,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:40:59,993 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:40:59,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:40:59,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:41:00,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,009 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (1/1) ... [2020-10-20 01:41:00,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:41:00,031 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:41:00,032 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:41:00,032 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:41:00,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (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 01:41:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:41:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:41:00,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:41:00,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:41:00,892 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:41:00,893 INFO L298 CfgBuilder]: Removed 72 assume(true) statements. [2020-10-20 01:41:00,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:00 BoogieIcfgContainer [2020-10-20 01:41:00,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:41:00,896 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:41:00,896 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:41:00,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:41:00,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:40:59" (1/3) ... [2020-10-20 01:41:00,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16807631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:00, skipping insertion in model container [2020-10-20 01:41:00,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:40:59" (2/3) ... [2020-10-20 01:41:00,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16807631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:00, skipping insertion in model container [2020-10-20 01:41:00,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:00" (3/3) ... [2020-10-20 01:41:00,904 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2020-10-20 01:41:00,916 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:41:00,925 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:41:00,939 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:41:00,965 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:41:00,966 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:41:00,966 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:41:00,966 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:41:00,969 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:41:00,969 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:41:00,969 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:41:00,969 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:41:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2020-10-20 01:41:00,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 01:41:00,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:00,995 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:00,996 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:01,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:01,002 INFO L82 PathProgramCache]: Analyzing trace with hash -2101252973, now seen corresponding path program 1 times [2020-10-20 01:41:01,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:01,013 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315606534] [2020-10-20 01:41:01,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:01,271 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 01:41:01,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315606534] [2020-10-20 01:41:01,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:01,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:41:01,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2322042] [2020-10-20 01:41:01,279 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:41:01,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:01,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:41:01,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:41:01,295 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 2 states. [2020-10-20 01:41:01,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:01,322 INFO L93 Difference]: Finished difference Result 111 states and 164 transitions. [2020-10-20 01:41:01,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:41:01,323 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-20 01:41:01,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:01,335 INFO L225 Difference]: With dead ends: 111 [2020-10-20 01:41:01,336 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:41:01,340 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 01:41:01,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:41:01,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:41:01,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:41:01,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2020-10-20 01:41:01,386 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2020-10-20 01:41:01,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:01,387 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2020-10-20 01:41:01,387 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:41:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2020-10-20 01:41:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 01:41:01,389 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:01,389 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:01,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:41:01,390 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:01,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:01,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1462582574, now seen corresponding path program 1 times [2020-10-20 01:41:01,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:01,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864809556] [2020-10-20 01:41:01,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:01,573 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 01:41:01,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864809556] [2020-10-20 01:41:01,574 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:01,574 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:41:01,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353755391] [2020-10-20 01:41:01,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:41:01,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:01,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:41:01,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:01,581 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2020-10-20 01:41:01,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:01,595 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2020-10-20 01:41:01,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:41:01,597 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-20 01:41:01,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:01,598 INFO L225 Difference]: With dead ends: 53 [2020-10-20 01:41:01,598 INFO L226 Difference]: Without dead ends: 27 [2020-10-20 01:41:01,600 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 01:41:01,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-10-20 01:41:01,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-10-20 01:41:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-10-20 01:41:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2020-10-20 01:41:01,610 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2020-10-20 01:41:01,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:01,611 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2020-10-20 01:41:01,612 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:41:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-10-20 01:41:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 01:41:01,614 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:01,615 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] [2020-10-20 01:41:01,615 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:41:01,615 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:01,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:01,616 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2020-10-20 01:41:01,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:01,618 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813632980] [2020-10-20 01:41:01,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:01,739 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 01:41:01,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813632980] [2020-10-20 01:41:01,740 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:01,740 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:01,740 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870017800] [2020-10-20 01:41:01,741 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:01,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:01,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:01,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:01,742 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2020-10-20 01:41:01,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:01,837 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2020-10-20 01:41:01,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:41:01,838 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-10-20 01:41:01,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:01,839 INFO L225 Difference]: With dead ends: 109 [2020-10-20 01:41:01,839 INFO L226 Difference]: Without dead ends: 88 [2020-10-20 01:41:01,840 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 01:41:01,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-20 01:41:01,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2020-10-20 01:41:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-20 01:41:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-20 01:41:01,851 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-10-20 01:41:01,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:01,851 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-20 01:41:01,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-20 01:41:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-20 01:41:01,853 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:01,853 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] [2020-10-20 01:41:01,853 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:41:01,854 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:01,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:01,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2020-10-20 01:41:01,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:01,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95546270] [2020-10-20 01:41:01,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:01,915 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 01:41:01,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95546270] [2020-10-20 01:41:01,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:01,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:01,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559536196] [2020-10-20 01:41:01,917 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:01,917 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:01,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:01,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:01,919 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2020-10-20 01:41:01,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:01,964 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2020-10-20 01:41:01,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:41:01,965 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-10-20 01:41:01,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:01,966 INFO L225 Difference]: With dead ends: 130 [2020-10-20 01:41:01,966 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:41:01,967 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:41:01,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:41:01,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:41:01,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:41:01,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:41:01,980 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2020-10-20 01:41:01,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:01,980 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:41:01,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:01,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:41:01,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:41:01,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:41:01,983 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:41:02,107 INFO L270 CegarLoopResult]: At program point L283(lines 283 289) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,107 INFO L270 CegarLoopResult]: At program point L283-1(lines 283 289) the Hoare annotation is: false [2020-10-20 01:41:02,108 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,108 INFO L270 CegarLoopResult]: At program point L283-2(lines 283 289) the Hoare annotation is: false [2020-10-20 01:41:02,108 INFO L270 CegarLoopResult]: At program point L432(lines 385 433) the Hoare annotation is: false [2020-10-20 01:41:02,108 INFO L274 CegarLoopResult]: For program point L168(lines 168 172) no Hoare annotation was computed. [2020-10-20 01:41:02,108 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,108 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,108 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,109 INFO L274 CegarLoopResult]: For program point L416(lines 416 427) no Hoare annotation was computed. [2020-10-20 01:41:02,109 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:41:02,109 INFO L274 CegarLoopResult]: For program point L450(lines 450 463) no Hoare annotation was computed. [2020-10-20 01:41:02,109 INFO L270 CegarLoopResult]: At program point L450-1(lines 1 841) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,109 INFO L274 CegarLoopResult]: For program point L450-2(lines 450 463) no Hoare annotation was computed. [2020-10-20 01:41:02,109 INFO L270 CegarLoopResult]: At program point L450-3(lines 1 841) the Hoare annotation is: false [2020-10-20 01:41:02,109 INFO L274 CegarLoopResult]: For program point L450-4(lines 450 463) no Hoare annotation was computed. [2020-10-20 01:41:02,110 INFO L270 CegarLoopResult]: At program point L450-5(lines 1 841) the Hoare annotation is: false [2020-10-20 01:41:02,110 INFO L270 CegarLoopResult]: At program point L252(lines 1 841) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:02,111 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-10-20 01:41:02,111 INFO L270 CegarLoopResult]: At program point L335(lines 330 338) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,111 INFO L270 CegarLoopResult]: At program point L335-1(lines 330 338) the Hoare annotation is: false [2020-10-20 01:41:02,111 INFO L270 CegarLoopResult]: At program point L335-2(lines 330 338) the Hoare annotation is: false [2020-10-20 01:41:02,112 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-20 01:41:02,112 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:02,112 INFO L274 CegarLoopResult]: For program point L387(lines 386 431) no Hoare annotation was computed. [2020-10-20 01:41:02,112 INFO L274 CegarLoopResult]: For program point L156(lines 156 160) no Hoare annotation was computed. [2020-10-20 01:41:02,113 INFO L274 CegarLoopResult]: For program point L156-3(lines 156 160) no Hoare annotation was computed. [2020-10-20 01:41:02,113 INFO L274 CegarLoopResult]: For program point L156-6(lines 156 160) no Hoare annotation was computed. [2020-10-20 01:41:02,113 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-10-20 01:41:02,113 INFO L274 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-10-20 01:41:02,113 INFO L274 CegarLoopResult]: For program point L454-2(lines 454 460) no Hoare annotation was computed. [2020-10-20 01:41:02,114 INFO L274 CegarLoopResult]: For program point L454-4(lines 454 460) no Hoare annotation was computed. [2020-10-20 01:41:02,114 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:41:02,114 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-20 01:41:02,114 INFO L274 CegarLoopResult]: For program point L58-1(lines 276 282) no Hoare annotation was computed. [2020-10-20 01:41:02,115 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-10-20 01:41:02,115 INFO L274 CegarLoopResult]: For program point L422(lines 422 426) no Hoare annotation was computed. [2020-10-20 01:41:02,115 INFO L274 CegarLoopResult]: For program point L422-2(lines 276 282) no Hoare annotation was computed. [2020-10-20 01:41:02,115 INFO L274 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-20 01:41:02,115 INFO L274 CegarLoopResult]: For program point L472-1(line 472) no Hoare annotation was computed. [2020-10-20 01:41:02,116 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,116 INFO L274 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2020-10-20 01:41:02,116 INFO L274 CegarLoopResult]: For program point L472-2(line 472) no Hoare annotation was computed. [2020-10-20 01:41:02,116 INFO L270 CegarLoopResult]: At program point L406-1(lines 406 412) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,116 INFO L270 CegarLoopResult]: At program point L193(lines 188 196) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,117 INFO L270 CegarLoopResult]: At program point L193-1(lines 188 196) the Hoare annotation is: false [2020-10-20 01:41:02,117 INFO L270 CegarLoopResult]: At program point L193-2(lines 188 196) the Hoare annotation is: false [2020-10-20 01:41:02,117 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:41:02,117 INFO L270 CegarLoopResult]: At program point L276(lines 275 294) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,117 INFO L274 CegarLoopResult]: For program point L276-1(lines 276 282) no Hoare annotation was computed. [2020-10-20 01:41:02,118 INFO L270 CegarLoopResult]: At program point L276-2(lines 275 294) the Hoare annotation is: false [2020-10-20 01:41:02,118 INFO L270 CegarLoopResult]: At program point L276-3(lines 275 294) the Hoare annotation is: false [2020-10-20 01:41:02,118 INFO L270 CegarLoopResult]: At program point L260(lines 255 263) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:02,118 INFO L274 CegarLoopResult]: For program point L180(lines 180 184) no Hoare annotation was computed. [2020-10-20 01:41:02,118 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:41:02,119 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:02,119 INFO L274 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2020-10-20 01:41:02,119 INFO L270 CegarLoopResult]: At program point L396-1(lines 396 402) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:02,119 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-20 01:41:02,120 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-10-20 01:41:02,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:41:02 BoogieIcfgContainer [2020-10-20 01:41:02,140 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:41:02,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:41:02,141 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:41:02,141 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:41:02,142 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:00" (3/4) ... [2020-10-20 01:41:02,145 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:41:02,161 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:41:02,162 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:41:02,162 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:41:02,163 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:41:02,163 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:41:02,164 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:02,165 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:02,198 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:41:02,263 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:41:02,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:41:02,266 INFO L168 Benchmark]: Toolchain (without parser) took 2941.06 ms. Allocated memory was 35.1 MB in the beginning and 56.6 MB in the end (delta: 21.5 MB). Free memory was 7.4 MB in the beginning and 36.0 MB in the end (delta: -28.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,268 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 34.6 MB. Free memory was 13.5 MB in the beginning and 13.5 MB in the end (delta: 3.1 kB). Peak memory consumption was 52.4 kB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 589.53 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 6.5 MB in the beginning and 18.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.48 ms. Allocated memory was 45.1 MB in the beginning and 46.1 MB in the end (delta: 1.0 MB). Free memory was 18.0 MB in the beginning and 28.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,269 INFO L168 Benchmark]: Boogie Preprocessor took 37.99 ms. Allocated memory is still 46.1 MB. Free memory was 28.0 MB in the beginning and 26.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,275 INFO L168 Benchmark]: RCFGBuilder took 863.48 ms. Allocated memory was 46.1 MB in the beginning and 48.8 MB in the end (delta: 2.6 MB). Free memory was 25.8 MB in the beginning and 17.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,275 INFO L168 Benchmark]: TraceAbstraction took 1243.76 ms. Allocated memory was 48.8 MB in the beginning and 56.6 MB in the end (delta: 7.9 MB). Free memory was 17.5 MB in the beginning and 16.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,276 INFO L168 Benchmark]: Witness Printer took 123.61 ms. Allocated memory is still 56.6 MB. Free memory was 16.0 MB in the beginning and 36.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:02,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 34.6 MB. Free memory was 13.5 MB in the beginning and 13.5 MB in the end (delta: 3.1 kB). Peak memory consumption was 52.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 589.53 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 6.5 MB in the beginning and 18.0 MB in the end (delta: -11.5 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 72.48 ms. Allocated memory was 45.1 MB in the beginning and 46.1 MB in the end (delta: 1.0 MB). Free memory was 18.0 MB in the beginning and 28.2 MB in the end (delta: -10.3 MB). Peak memory consumption was 5.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 37.99 ms. Allocated memory is still 46.1 MB. Free memory was 28.0 MB in the beginning and 26.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 14.3 GB. * RCFGBuilder took 863.48 ms. Allocated memory was 46.1 MB in the beginning and 48.8 MB in the end (delta: 2.6 MB). Free memory was 25.8 MB in the beginning and 17.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1243.76 ms. Allocated memory was 48.8 MB in the beginning and 56.6 MB in the end (delta: 7.9 MB). Free memory was 17.5 MB in the beginning and 16.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. * Witness Printer took 123.61 ms. Allocated memory is still 56.6 MB. Free memory was 16.0 MB in the beginning and 36.0 MB in the end (delta: -20.0 MB). Peak memory consumption was 5.7 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: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 255]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 60 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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...