./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d733dbb906adb6defb82ddd5acbd52a79b17963e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 00:22:42,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:22:42,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:22:42,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:22:42,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:22:42,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:22:42,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:22:42,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:22:42,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:22:42,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:22:42,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:22:42,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:22:42,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:22:42,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:22:42,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:22:42,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:22:42,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:22:42,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:22:42,953 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:22:42,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:22:42,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:22:42,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:22:42,968 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:22:42,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:22:42,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:22:42,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:22:42,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:22:42,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:22:42,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:22:42,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:22:42,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:22:42,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:22:42,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:22:42,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:22:42,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:22:42,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:22:42,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:22:42,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:22:42,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:22:42,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:22:42,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:22:42,989 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:22:43,024 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:22:43,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:22:43,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:22:43,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:22:43,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:22:43,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:22:43,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:22:43,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:22:43,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:22:43,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:22:43,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:22:43,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:22:43,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:22:43,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:22:43,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:22:43,035 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:22:43,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:22:43,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:22:43,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:22:43,036 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:22:43,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:22:43,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:43,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:22:43,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:22:43,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:22:43,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:22:43,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:22:43,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:22:43,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d733dbb906adb6defb82ddd5acbd52a79b17963e [2019-11-28 00:22:43,349 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:22:43,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:22:43,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:22:43,368 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:22:43,368 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:22:43,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2019-11-28 00:22:43,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/632aa22cd/dccfea350b4a42e1b34644af30782faf/FLAG71f52b43a [2019-11-28 00:22:43,988 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:22:43,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product29.cil.c [2019-11-28 00:22:44,001 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/632aa22cd/dccfea350b4a42e1b34644af30782faf/FLAG71f52b43a [2019-11-28 00:22:44,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/632aa22cd/dccfea350b4a42e1b34644af30782faf [2019-11-28 00:22:44,274 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:22:44,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:22:44,277 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:44,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:22:44,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:22:44,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:44,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21aba202 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44, skipping insertion in model container [2019-11-28 00:22:44,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:44,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:22:44,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:22:44,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:44,791 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:22:44,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:22:44,910 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:22:44,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44 WrapperNode [2019-11-28 00:22:44,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:22:44,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:44,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:22:44,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:22:44,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:44,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:44,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:22:44,988 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:22:44,988 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:22:44,988 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:22:44,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:44,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,025 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... [2019-11-28 00:22:45,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:22:45,035 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:22:45,035 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:22:45,035 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:22:45,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:22:45,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:22:45,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:22:45,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:22:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:22:45,947 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:22:45,947 INFO L297 CfgBuilder]: Removed 156 assume(true) statements. [2019-11-28 00:22:45,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:45 BoogieIcfgContainer [2019-11-28 00:22:45,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:22:45,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:22:45,951 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:22:45,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:22:45,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:22:44" (1/3) ... [2019-11-28 00:22:45,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@776732b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:45, skipping insertion in model container [2019-11-28 00:22:45,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:22:44" (2/3) ... [2019-11-28 00:22:45,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@776732b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:22:45, skipping insertion in model container [2019-11-28 00:22:45,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:45" (3/3) ... [2019-11-28 00:22:45,960 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2019-11-28 00:22:45,971 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:22:45,980 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:22:45,994 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:22:46,025 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:22:46,026 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:22:46,026 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:22:46,026 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:22:46,027 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:22:46,027 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:22:46,027 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:22:46,027 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:22:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 00:22:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:22:46,058 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:46,060 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:46,060 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:46,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:46,068 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-11-28 00:22:46,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:46,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077179104] [2019-11-28 00:22:46,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:46,412 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077179104] [2019-11-28 00:22:46,414 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:46,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:46,416 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873234272] [2019-11-28 00:22:46,423 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:22:46,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:46,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:22:46,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:46,443 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 00:22:46,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:46,510 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 00:22:46,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:22:46,512 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:22:46,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:46,527 INFO L225 Difference]: With dead ends: 204 [2019-11-28 00:22:46,527 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 00:22:46,532 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:22:46,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 00:22:46,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 00:22:46,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 00:22:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 00:22:46,577 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 00:22:46,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:46,578 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 00:22:46,578 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:22:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 00:22:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:22:46,580 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:46,580 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:46,580 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:46,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:46,581 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-11-28 00:22:46,581 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:46,582 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179850887] [2019-11-28 00:22:46,582 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:46,746 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179850887] [2019-11-28 00:22:46,746 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:46,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:22:46,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705225238] [2019-11-28 00:22:46,749 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:46,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:46,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:46,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:46,750 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 00:22:46,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:46,775 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 00:22:46,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:46,777 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:22:46,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:46,778 INFO L225 Difference]: With dead ends: 101 [2019-11-28 00:22:46,778 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 00:22:46,780 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:46,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 00:22:46,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 00:22:46,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 00:22:46,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 00:22:46,789 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 00:22:46,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:46,789 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 00:22:46,790 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 00:22:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:22:46,791 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:46,791 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:46,791 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:46,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:46,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-11-28 00:22:46,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:46,792 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101631140] [2019-11-28 00:22:46,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:46,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:46,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:46,938 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101631140] [2019-11-28 00:22:46,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:46,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:22:46,939 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216474808] [2019-11-28 00:22:46,941 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:22:46,941 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:46,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:22:46,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:46,943 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-11-28 00:22:46,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:46,962 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 00:22:46,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:22:46,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:22:46,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:46,966 INFO L225 Difference]: With dead ends: 80 [2019-11-28 00:22:46,968 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 00:22:46,969 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:22:46,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 00:22:46,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 00:22:46,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 00:22:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 00:22:46,982 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 00:22:46,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:46,982 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 00:22:46,983 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:22:46,984 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 00:22:46,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:22:46,986 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:46,986 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:46,987 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:46,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:46,988 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-11-28 00:22:46,988 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:46,989 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850262191] [2019-11-28 00:22:46,989 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:47,128 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850262191] [2019-11-28 00:22:47,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:47,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 00:22:47,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030352629] [2019-11-28 00:22:47,130 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-28 00:22:47,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:47,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-28 00:22:47,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-28 00:22:47,131 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 6 states. [2019-11-28 00:22:47,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:47,429 INFO L93 Difference]: Finished difference Result 286 states and 428 transitions. [2019-11-28 00:22:47,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-28 00:22:47,430 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2019-11-28 00:22:47,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:47,433 INFO L225 Difference]: With dead ends: 286 [2019-11-28 00:22:47,433 INFO L226 Difference]: Without dead ends: 249 [2019-11-28 00:22:47,435 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-11-28 00:22:47,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2019-11-28 00:22:47,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 75. [2019-11-28 00:22:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2019-11-28 00:22:47,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 107 transitions. [2019-11-28 00:22:47,453 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 107 transitions. Word has length 24 [2019-11-28 00:22:47,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:47,454 INFO L462 AbstractCegarLoop]: Abstraction has 75 states and 107 transitions. [2019-11-28 00:22:47,454 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-28 00:22:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2019-11-28 00:22:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 00:22:47,456 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:22:47,456 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:22:47,456 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:22:47,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:22:47,457 INFO L82 PathProgramCache]: Analyzing trace with hash -1032359194, now seen corresponding path program 1 times [2019-11-28 00:22:47,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:22:47,458 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274210710] [2019-11-28 00:22:47,458 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:22:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:22:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 00:22:47,521 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274210710] [2019-11-28 00:22:47,521 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:22:47,521 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:22:47,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851747174] [2019-11-28 00:22:47,522 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:22:47,522 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:22:47,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:22:47,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:22:47,523 INFO L87 Difference]: Start difference. First operand 75 states and 107 transitions. Second operand 5 states. [2019-11-28 00:22:47,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:22:47,581 INFO L93 Difference]: Finished difference Result 174 states and 259 transitions. [2019-11-28 00:22:47,582 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:22:47,582 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 00:22:47,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:22:47,583 INFO L225 Difference]: With dead ends: 174 [2019-11-28 00:22:47,583 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:22:47,584 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-28 00:22:47,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:22:47,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:22:47,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:22:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:22:47,585 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 00:22:47,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:22:47,586 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:22:47,586 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:22:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:22:47,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:22:47,589 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:22:47,889 INFO L246 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2019-11-28 00:22:47,889 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,889 INFO L246 CegarLoopResult]: For program point L664(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L664-1(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L664-2(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L664-3(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L664-4(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L664-5(lines 664 672) no Hoare annotation was computed. [2019-11-28 00:22:47,890 INFO L246 CegarLoopResult]: For program point L533(lines 533 539) no Hoare annotation was computed. [2019-11-28 00:22:47,892 INFO L242 CegarLoopResult]: At program point L533-1(lines 533 539) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,892 INFO L246 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-11-28 00:22:47,892 INFO L246 CegarLoopResult]: For program point L831-1(lines 628 634) no Hoare annotation was computed. [2019-11-28 00:22:47,892 INFO L246 CegarLoopResult]: For program point L898(lines 898 905) no Hoare annotation was computed. [2019-11-28 00:22:47,892 INFO L249 CegarLoopResult]: At program point L898-1(lines 898 905) the Hoare annotation is: true [2019-11-28 00:22:47,893 INFO L242 CegarLoopResult]: At program point L635(lines 635 641) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,893 INFO L242 CegarLoopResult]: At program point L635-1(lines 635 641) the Hoare annotation is: false [2019-11-28 00:22:47,893 INFO L242 CegarLoopResult]: At program point L569(lines 522 570) the Hoare annotation is: false [2019-11-28 00:22:47,893 INFO L242 CegarLoopResult]: At program point L635-2(lines 635 641) the Hoare annotation is: false [2019-11-28 00:22:47,893 INFO L246 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,894 INFO L246 CegarLoopResult]: For program point L140-1(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,894 INFO L246 CegarLoopResult]: For program point L140-2(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,895 INFO L242 CegarLoopResult]: At program point L603(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:47,895 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,895 INFO L246 CegarLoopResult]: For program point L77(lines 77 81) no Hoare annotation was computed. [2019-11-28 00:22:47,895 INFO L246 CegarLoopResult]: For program point L805(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,896 INFO L246 CegarLoopResult]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,896 INFO L246 CegarLoopResult]: For program point L805-3(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,896 INFO L246 CegarLoopResult]: For program point L805-5(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,896 INFO L246 CegarLoopResult]: For program point L805-6(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,897 INFO L246 CegarLoopResult]: For program point L805-8(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,897 INFO L246 CegarLoopResult]: For program point L805-9(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,897 INFO L246 CegarLoopResult]: For program point L805-11(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,897 INFO L246 CegarLoopResult]: For program point L805-12(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,898 INFO L246 CegarLoopResult]: For program point L805-14(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,898 INFO L246 CegarLoopResult]: For program point L805-15(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,898 INFO L246 CegarLoopResult]: For program point L805-17(lines 805 809) no Hoare annotation was computed. [2019-11-28 00:22:47,898 INFO L246 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2019-11-28 00:22:47,899 INFO L242 CegarLoopResult]: At program point L543-1(lines 543 549) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,899 INFO L249 CegarLoopResult]: At program point L907(lines 888 910) the Hoare annotation is: true [2019-11-28 00:22:47,899 INFO L242 CegarLoopResult]: At program point L875(lines 871 877) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:47,900 INFO L242 CegarLoopResult]: At program point L611(lines 606 614) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~waterLevel~0 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-28 00:22:47,900 INFO L242 CegarLoopResult]: At program point L811(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,900 INFO L242 CegarLoopResult]: At program point L811-1(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,900 INFO L242 CegarLoopResult]: At program point L811-2(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,901 INFO L242 CegarLoopResult]: At program point L811-3(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,901 INFO L242 CegarLoopResult]: At program point L811-4(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,901 INFO L242 CegarLoopResult]: At program point L811-5(lines 796 814) the Hoare annotation is: false [2019-11-28 00:22:47,901 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:22:47,902 INFO L246 CegarLoopResult]: For program point L53(lines 53 57) no Hoare annotation was computed. [2019-11-28 00:22:47,902 INFO L246 CegarLoopResult]: For program point L53-3(lines 53 57) no Hoare annotation was computed. [2019-11-28 00:22:47,902 INFO L246 CegarLoopResult]: For program point L53-6(lines 53 57) no Hoare annotation was computed. [2019-11-28 00:22:47,902 INFO L242 CegarLoopResult]: At program point L747(lines 740 750) the Hoare annotation is: false [2019-11-28 00:22:47,903 INFO L242 CegarLoopResult]: At program point L747-1(lines 740 750) the Hoare annotation is: false [2019-11-28 00:22:47,903 INFO L242 CegarLoopResult]: At program point L747-2(lines 740 750) the Hoare annotation is: false [2019-11-28 00:22:47,903 INFO L242 CegarLoopResult]: At program point L122(lines 117 125) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,903 INFO L242 CegarLoopResult]: At program point L122-1(lines 117 125) the Hoare annotation is: false [2019-11-28 00:22:47,904 INFO L242 CegarLoopResult]: At program point L122-2(lines 117 125) the Hoare annotation is: false [2019-11-28 00:22:47,904 INFO L242 CegarLoopResult]: At program point L90(lines 85 93) the Hoare annotation is: false [2019-11-28 00:22:47,904 INFO L242 CegarLoopResult]: At program point L90-1(lines 85 93) the Hoare annotation is: false [2019-11-28 00:22:47,905 INFO L242 CegarLoopResult]: At program point L90-2(lines 85 93) the Hoare annotation is: false [2019-11-28 00:22:47,905 INFO L246 CegarLoopResult]: For program point L553(lines 553 564) no Hoare annotation was computed. [2019-11-28 00:22:47,905 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:22:47,905 INFO L246 CegarLoopResult]: For program point L686(lines 686 703) no Hoare annotation was computed. [2019-11-28 00:22:47,905 INFO L246 CegarLoopResult]: For program point L686-1(lines 686 703) no Hoare annotation was computed. [2019-11-28 00:22:47,906 INFO L246 CegarLoopResult]: For program point L686-2(lines 686 703) no Hoare annotation was computed. [2019-11-28 00:22:47,906 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:22:47,906 INFO L246 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2019-11-28 00:22:47,906 INFO L242 CegarLoopResult]: At program point L920-1(lines 1 936) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,907 INFO L246 CegarLoopResult]: For program point L920-2(lines 920 933) no Hoare annotation was computed. [2019-11-28 00:22:47,907 INFO L242 CegarLoopResult]: At program point L920-3(lines 1 936) the Hoare annotation is: false [2019-11-28 00:22:47,907 INFO L246 CegarLoopResult]: For program point L920-4(lines 920 933) no Hoare annotation was computed. [2019-11-28 00:22:47,907 INFO L242 CegarLoopResult]: At program point L920-5(lines 1 936) the Hoare annotation is: false [2019-11-28 00:22:47,908 INFO L246 CegarLoopResult]: For program point L524(lines 523 568) no Hoare annotation was computed. [2019-11-28 00:22:47,908 INFO L242 CegarLoopResult]: At program point L756(lines 751 759) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,908 INFO L242 CegarLoopResult]: At program point L756-1(lines 751 759) the Hoare annotation is: false [2019-11-28 00:22:47,908 INFO L246 CegarLoopResult]: For program point L690(lines 690 698) no Hoare annotation was computed. [2019-11-28 00:22:47,909 INFO L242 CegarLoopResult]: At program point L756-2(lines 751 759) the Hoare annotation is: false [2019-11-28 00:22:47,909 INFO L246 CegarLoopResult]: For program point L690-1(lines 690 698) no Hoare annotation was computed. [2019-11-28 00:22:47,909 INFO L246 CegarLoopResult]: For program point L690-2(lines 690 698) no Hoare annotation was computed. [2019-11-28 00:22:47,909 INFO L246 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2019-11-28 00:22:47,909 INFO L246 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2019-11-28 00:22:47,910 INFO L246 CegarLoopResult]: For program point L559-2(lines 628 634) no Hoare annotation was computed. [2019-11-28 00:22:47,910 INFO L242 CegarLoopResult]: At program point L131(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,910 INFO L242 CegarLoopResult]: At program point L131-1(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,910 INFO L246 CegarLoopResult]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-11-28 00:22:47,911 INFO L242 CegarLoopResult]: At program point L131-2(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,911 INFO L242 CegarLoopResult]: At program point L131-3(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,911 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:22:47,911 INFO L242 CegarLoopResult]: At program point L131-4(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,912 INFO L242 CegarLoopResult]: At program point L131-5(lines 126 134) the Hoare annotation is: false [2019-11-28 00:22:47,912 INFO L246 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-11-28 00:22:47,912 INFO L246 CegarLoopResult]: For program point L924-2(lines 924 930) no Hoare annotation was computed. [2019-11-28 00:22:47,912 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2019-11-28 00:22:47,913 INFO L246 CegarLoopResult]: For program point L924-4(lines 924 930) no Hoare annotation was computed. [2019-11-28 00:22:47,913 INFO L246 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,913 INFO L246 CegarLoopResult]: For program point L660-1(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,913 INFO L246 CegarLoopResult]: For program point L660-2(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,914 INFO L246 CegarLoopResult]: For program point L660-3(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,914 INFO L246 CegarLoopResult]: For program point L660-4(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,914 INFO L246 CegarLoopResult]: For program point L660-5(lines 660 677) no Hoare annotation was computed. [2019-11-28 00:22:47,914 INFO L242 CegarLoopResult]: At program point L628(lines 627 646) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:22:47,915 INFO L246 CegarLoopResult]: For program point L628-1(lines 628 634) no Hoare annotation was computed. [2019-11-28 00:22:47,915 INFO L242 CegarLoopResult]: At program point L628-2(lines 627 646) the Hoare annotation is: false [2019-11-28 00:22:47,915 INFO L242 CegarLoopResult]: At program point L628-3(lines 627 646) the Hoare annotation is: false [2019-11-28 00:22:47,915 INFO L242 CegarLoopResult]: At program point L827-2(lines 827 841) the Hoare annotation is: false [2019-11-28 00:22:47,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:22:47 BoogieIcfgContainer [2019-11-28 00:22:47,950 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:22:47,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:22:47,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:22:47,951 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:22:47,952 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:22:45" (3/4) ... [2019-11-28 00:22:47,958 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:22:48,004 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:22:48,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:22:48,011 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:22:48,014 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:22:48,016 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:22:48,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:48,019 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:22:48,066 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:22:48,201 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:22:48,201 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:22:48,205 INFO L168 Benchmark]: Toolchain (without parser) took 3927.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 957.7 MB in the beginning and 902.7 MB in the end (delta: 55.0 MB). Peak memory consumption was 210.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,206 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:48,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -179.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,207 INFO L168 Benchmark]: Boogie Preprocessor took 46.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:22:48,208 INFO L168 Benchmark]: RCFGBuilder took 914.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,208 INFO L168 Benchmark]: TraceAbstraction took 1999.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.8 MB in the end (delta: 145.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,212 INFO L168 Benchmark]: Witness Printer took 250.80 ms. Allocated memory is still 1.2 GB. Free memory was 915.8 MB in the beginning and 902.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. [2019-11-28 00:22:48,215 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 633.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -179.5 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.24 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 914.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 69.8 MB). Peak memory consumption was 69.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1999.93 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 915.8 MB in the end (delta: 145.1 MB). Peak memory consumption was 145.1 MB. Max. memory is 11.5 GB. * Witness Printer took 250.80 ms. Allocated memory is still 1.2 GB. Free memory was 915.8 MB in the beginning and 902.7 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 140]: 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: 117]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 117]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (1 == systemActive && waterLevel == systemActive) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 126]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 627]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 405 SDtfs, 532 SDslu, 563 SDs, 0 SdLazy, 118 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 174 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 78 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1769 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 52 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...