./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_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_spec1_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 91808fa59972e91d32c73c53b248d30b06ddb4c6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:20:09,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 00:20:09,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 00:20:09,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 00:20:09,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 00:20:09,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 00:20:09,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 00:20:09,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 00:20:09,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 00:20:09,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 00:20:09,888 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 00:20:09,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 00:20:09,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 00:20:09,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 00:20:09,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 00:20:09,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 00:20:09,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 00:20:09,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 00:20:09,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 00:20:09,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 00:20:09,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 00:20:09,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 00:20:09,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 00:20:09,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 00:20:09,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 00:20:09,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 00:20:09,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 00:20:09,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 00:20:09,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 00:20:09,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 00:20:09,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 00:20:09,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 00:20:09,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 00:20:09,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 00:20:09,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 00:20:09,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 00:20:09,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 00:20:09,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 00:20:09,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 00:20:09,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 00:20:09,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 00:20:09,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 00:20:09,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 00:20:09,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 00:20:09,940 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 00:20:09,940 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 00:20:09,940 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 00:20:09,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 00:20:09,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 00:20:09,941 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 00:20:09,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 00:20:09,941 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 00:20:09,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 00:20:09,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 00:20:09,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 00:20:09,942 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 00:20:09,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 00:20:09,943 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 00:20:09,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 00:20:09,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 00:20:09,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 00:20:09,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 00:20:09,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 00:20:09,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 00:20:09,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 00:20:09,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 00:20:09,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 00:20:09,945 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 00:20:09,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 00:20:09,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 00:20:09,946 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 -> 91808fa59972e91d32c73c53b248d30b06ddb4c6 [2019-11-28 00:20:10,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 00:20:10,295 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 00:20:10,299 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 00:20:10,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 00:20:10,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 00:20:10,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-11-28 00:20:10,381 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d980c5e67/8e0a2fa3a61240d897240e60296ce1e0/FLAGfe0972160 [2019-11-28 00:20:10,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 00:20:10,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product29.cil.c [2019-11-28 00:20:10,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d980c5e67/8e0a2fa3a61240d897240e60296ce1e0/FLAGfe0972160 [2019-11-28 00:20:11,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d980c5e67/8e0a2fa3a61240d897240e60296ce1e0 [2019-11-28 00:20:11,234 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 00:20:11,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 00:20:11,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:11,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 00:20:11,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 00:20:11,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:11,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76344466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11, skipping insertion in model container [2019-11-28 00:20:11,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:11,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 00:20:11,316 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 00:20:11,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:11,713 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 00:20:11,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 00:20:11,873 INFO L208 MainTranslator]: Completed translation [2019-11-28 00:20:11,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11 WrapperNode [2019-11-28 00:20:11,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 00:20:11,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:11,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 00:20:11,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 00:20:11,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:11,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 00:20:12,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 00:20:12,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 00:20:12,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 00:20:12,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,029 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (1/1) ... [2019-11-28 00:20:12,048 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 00:20:12,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 00:20:12,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 00:20:12,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 00:20:12,050 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (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 00:20:12,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 00:20:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 00:20:12,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 00:20:12,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 00:20:12,897 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 00:20:12,897 INFO L297 CfgBuilder]: Removed 156 assume(true) statements. [2019-11-28 00:20:12,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:12 BoogieIcfgContainer [2019-11-28 00:20:12,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 00:20:12,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 00:20:12,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 00:20:12,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 00:20:12,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 12:20:11" (1/3) ... [2019-11-28 00:20:12,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d454d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:12, skipping insertion in model container [2019-11-28 00:20:12,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 12:20:11" (2/3) ... [2019-11-28 00:20:12,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d454d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 12:20:12, skipping insertion in model container [2019-11-28 00:20:12,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:12" (3/3) ... [2019-11-28 00:20:12,908 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product29.cil.c [2019-11-28 00:20:12,919 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 00:20:12,926 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 00:20:12,939 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 00:20:12,966 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 00:20:12,967 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 00:20:12,967 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 00:20:12,967 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 00:20:12,968 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 00:20:12,968 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 00:20:12,968 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 00:20:12,969 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 00:20:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states. [2019-11-28 00:20:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 00:20:12,996 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:12,997 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 00:20:12,998 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:13,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:13,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2019-11-28 00:20:13,011 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:13,011 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374801427] [2019-11-28 00:20:13,012 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:13,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:13,269 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 00:20:13,270 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374801427] [2019-11-28 00:20:13,270 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:13,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:13,272 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665076889] [2019-11-28 00:20:13,276 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 00:20:13,276 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:13,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 00:20:13,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 00:20:13,290 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 2 states. [2019-11-28 00:20:13,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:13,323 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2019-11-28 00:20:13,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 00:20:13,325 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 00:20:13,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:13,343 INFO L225 Difference]: With dead ends: 204 [2019-11-28 00:20:13,344 INFO L226 Difference]: Without dead ends: 101 [2019-11-28 00:20:13,350 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 00:20:13,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-11-28 00:20:13,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-11-28 00:20:13,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-11-28 00:20:13,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2019-11-28 00:20:13,429 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2019-11-28 00:20:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:13,430 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2019-11-28 00:20:13,430 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 00:20:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2019-11-28 00:20:13,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 00:20:13,434 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:13,434 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 00:20:13,435 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:13,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:13,435 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2019-11-28 00:20:13,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:13,436 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94731152] [2019-11-28 00:20:13,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:13,592 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 00:20:13,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94731152] [2019-11-28 00:20:13,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:13,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 00:20:13,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118604025] [2019-11-28 00:20:13,595 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:13,596 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:13,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:13,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:13,598 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand 3 states. [2019-11-28 00:20:13,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:13,624 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2019-11-28 00:20:13,625 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:13,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 00:20:13,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:13,627 INFO L225 Difference]: With dead ends: 101 [2019-11-28 00:20:13,628 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 00:20:13,630 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 00:20:13,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 00:20:13,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 00:20:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 00:20:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2019-11-28 00:20:13,640 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2019-11-28 00:20:13,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:13,640 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2019-11-28 00:20:13,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2019-11-28 00:20:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 00:20:13,642 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:13,642 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 00:20:13,643 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:13,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:13,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2019-11-28 00:20:13,644 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:13,644 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117489259] [2019-11-28 00:20:13,644 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:13,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:13,761 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 00:20:13,762 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117489259] [2019-11-28 00:20:13,762 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:13,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 00:20:13,763 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021028779] [2019-11-28 00:20:13,763 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 00:20:13,763 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:13,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 00:20:13,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 00:20:13,764 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand 3 states. [2019-11-28 00:20:13,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:13,785 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2019-11-28 00:20:13,786 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 00:20:13,786 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2019-11-28 00:20:13,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:13,787 INFO L225 Difference]: With dead ends: 80 [2019-11-28 00:20:13,787 INFO L226 Difference]: Without dead ends: 43 [2019-11-28 00:20:13,788 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 00:20:13,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2019-11-28 00:20:13,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2019-11-28 00:20:13,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2019-11-28 00:20:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2019-11-28 00:20:13,797 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2019-11-28 00:20:13,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:13,798 INFO L462 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2019-11-28 00:20:13,798 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 00:20:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2019-11-28 00:20:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 00:20:13,799 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:13,799 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 00:20:13,799 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:13,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:13,802 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2019-11-28 00:20:13,802 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:13,803 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692886159] [2019-11-28 00:20:13,803 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:13,952 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 00:20:13,953 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692886159] [2019-11-28 00:20:13,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:13,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:13,954 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275319101] [2019-11-28 00:20:13,954 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:13,955 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:13,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:13,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:13,955 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand 5 states. [2019-11-28 00:20:14,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:14,098 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2019-11-28 00:20:14,101 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 00:20:14,101 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 00:20:14,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:14,105 INFO L225 Difference]: With dead ends: 204 [2019-11-28 00:20:14,105 INFO L226 Difference]: Without dead ends: 167 [2019-11-28 00:20:14,106 INFO L630 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 [2019-11-28 00:20:14,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2019-11-28 00:20:14,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2019-11-28 00:20:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2019-11-28 00:20:14,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2019-11-28 00:20:14,131 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2019-11-28 00:20:14,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:14,132 INFO L462 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2019-11-28 00:20:14,132 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:14,133 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2019-11-28 00:20:14,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-28 00:20:14,136 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 00:20:14,136 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 00:20:14,136 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 00:20:14,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 00:20:14,137 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2019-11-28 00:20:14,137 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 00:20:14,138 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008847034] [2019-11-28 00:20:14,138 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 00:20:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 00:20:14,212 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 00:20:14,213 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008847034] [2019-11-28 00:20:14,213 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 00:20:14,213 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 00:20:14,214 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279205295] [2019-11-28 00:20:14,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 00:20:14,214 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 00:20:14,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 00:20:14,215 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 00:20:14,215 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand 5 states. [2019-11-28 00:20:14,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 00:20:14,277 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2019-11-28 00:20:14,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 00:20:14,277 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 25 [2019-11-28 00:20:14,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 00:20:14,278 INFO L225 Difference]: With dead ends: 174 [2019-11-28 00:20:14,278 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 00:20:14,279 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 00:20:14,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 00:20:14,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 00:20:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 00:20:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 00:20:14,281 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-11-28 00:20:14,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 00:20:14,281 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 00:20:14,281 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 00:20:14,281 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 00:20:14,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 00:20:14,284 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 00:20:14,627 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,628 INFO L246 CegarLoopResult]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,628 INFO L246 CegarLoopResult]: For program point L234-2(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,628 INFO L246 CegarLoopResult]: For program point L234-3(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,628 INFO L246 CegarLoopResult]: For program point L234-5(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,628 INFO L246 CegarLoopResult]: For program point L234-6(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,629 INFO L246 CegarLoopResult]: For program point L234-8(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,629 INFO L246 CegarLoopResult]: For program point L234-9(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,630 INFO L246 CegarLoopResult]: For program point L234-11(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,630 INFO L246 CegarLoopResult]: For program point L234-12(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,631 INFO L246 CegarLoopResult]: For program point L234-14(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,632 INFO L246 CegarLoopResult]: For program point L234-15(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,632 INFO L246 CegarLoopResult]: For program point L234-17(lines 234 238) no Hoare annotation was computed. [2019-11-28 00:20:14,632 INFO L246 CegarLoopResult]: For program point L268(lines 268 274) no Hoare annotation was computed. [2019-11-28 00:20:14,633 INFO L242 CegarLoopResult]: At program point L268-1(lines 268 274) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,633 INFO L242 CegarLoopResult]: At program point L434(lines 1 937) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:14,634 INFO L242 CegarLoopResult]: At program point L304(lines 257 305) the Hoare annotation is: false [2019-11-28 00:20:14,634 INFO L242 CegarLoopResult]: At program point L372(lines 368 374) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:14,635 INFO L242 CegarLoopResult]: At program point L240(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,635 INFO L242 CegarLoopResult]: At program point L240-1(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,636 INFO L242 CegarLoopResult]: At program point L240-2(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,636 INFO L242 CegarLoopResult]: At program point L240-3(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,636 INFO L242 CegarLoopResult]: At program point L240-4(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,637 INFO L242 CegarLoopResult]: At program point L240-5(lines 225 243) the Hoare annotation is: false [2019-11-28 00:20:14,637 INFO L246 CegarLoopResult]: For program point L934(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,637 INFO L246 CegarLoopResult]: For program point L934-1(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,639 INFO L246 CegarLoopResult]: For program point L934-2(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,639 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,640 INFO L249 CegarLoopResult]: At program point L407(lines 388 410) the Hoare annotation is: true [2019-11-28 00:20:14,640 INFO L242 CegarLoopResult]: At program point L176(lines 169 179) the Hoare annotation is: false [2019-11-28 00:20:14,641 INFO L242 CegarLoopResult]: At program point L176-1(lines 169 179) the Hoare annotation is: false [2019-11-28 00:20:14,641 INFO L242 CegarLoopResult]: At program point L176-2(lines 169 179) the Hoare annotation is: false [2019-11-28 00:20:14,642 INFO L246 CegarLoopResult]: For program point L871(lines 871 875) no Hoare annotation was computed. [2019-11-28 00:20:14,643 INFO L242 CegarLoopResult]: At program point L442(lines 437 445) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 00:20:14,643 INFO L246 CegarLoopResult]: For program point L278(lines 278 284) no Hoare annotation was computed. [2019-11-28 00:20:14,643 INFO L242 CegarLoopResult]: At program point L278-1(lines 278 284) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,644 INFO L246 CegarLoopResult]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-11-28 00:20:14,644 INFO L246 CegarLoopResult]: For program point L115-1(lines 115 132) no Hoare annotation was computed. [2019-11-28 00:20:14,648 INFO L246 CegarLoopResult]: For program point L115-2(lines 115 132) no Hoare annotation was computed. [2019-11-28 00:20:14,648 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 00:20:14,649 INFO L242 CegarLoopResult]: At program point L185(lines 180 188) 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 00:20:14,649 INFO L242 CegarLoopResult]: At program point L185-1(lines 180 188) the Hoare annotation is: false [2019-11-28 00:20:14,649 INFO L246 CegarLoopResult]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-11-28 00:20:14,650 INFO L242 CegarLoopResult]: At program point L185-2(lines 180 188) the Hoare annotation is: false [2019-11-28 00:20:14,651 INFO L246 CegarLoopResult]: For program point L119-1(lines 119 127) no Hoare annotation was computed. [2019-11-28 00:20:14,655 INFO L246 CegarLoopResult]: For program point L119-2(lines 119 127) no Hoare annotation was computed. [2019-11-28 00:20:14,656 INFO L246 CegarLoopResult]: For program point L847(lines 847 851) no Hoare annotation was computed. [2019-11-28 00:20:14,656 INFO L246 CegarLoopResult]: For program point L847-3(lines 847 851) no Hoare annotation was computed. [2019-11-28 00:20:14,656 INFO L246 CegarLoopResult]: For program point L847-6(lines 847 851) no Hoare annotation was computed. [2019-11-28 00:20:14,657 INFO L246 CegarLoopResult]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,663 INFO L246 CegarLoopResult]: For program point L89-1(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,663 INFO L246 CegarLoopResult]: For program point L89-2(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,663 INFO L246 CegarLoopResult]: For program point L89-3(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,664 INFO L246 CegarLoopResult]: For program point L89-4(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,664 INFO L246 CegarLoopResult]: For program point L89-5(lines 89 106) no Hoare annotation was computed. [2019-11-28 00:20:14,664 INFO L246 CegarLoopResult]: For program point L288(lines 288 299) no Hoare annotation was computed. [2019-11-28 00:20:14,664 INFO L242 CegarLoopResult]: At program point L57(lines 56 75) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,665 INFO L246 CegarLoopResult]: For program point L57-1(lines 57 63) no Hoare annotation was computed. [2019-11-28 00:20:14,665 INFO L242 CegarLoopResult]: At program point L57-2(lines 56 75) the Hoare annotation is: false [2019-11-28 00:20:14,665 INFO L242 CegarLoopResult]: At program point L57-3(lines 56 75) the Hoare annotation is: false [2019-11-28 00:20:14,665 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 00:20:14,665 INFO L242 CegarLoopResult]: At program point L884(lines 879 887) the Hoare annotation is: false [2019-11-28 00:20:14,666 INFO L242 CegarLoopResult]: At program point L884-1(lines 879 887) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,666 INFO L242 CegarLoopResult]: At program point L884-2(lines 879 887) the Hoare annotation is: false [2019-11-28 00:20:14,666 INFO L242 CegarLoopResult]: At program point L884-3(lines 879 887) the Hoare annotation is: false [2019-11-28 00:20:14,668 INFO L242 CegarLoopResult]: At program point L884-4(lines 879 887) the Hoare annotation is: false [2019-11-28 00:20:14,668 INFO L242 CegarLoopResult]: At program point L884-5(lines 879 887) the Hoare annotation is: false [2019-11-28 00:20:14,668 INFO L246 CegarLoopResult]: For program point L456(lines 456 469) no Hoare annotation was computed. [2019-11-28 00:20:14,668 INFO L242 CegarLoopResult]: At program point L456-1(lines 1 937) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,669 INFO L246 CegarLoopResult]: For program point L456-2(lines 456 469) no Hoare annotation was computed. [2019-11-28 00:20:14,669 INFO L242 CegarLoopResult]: At program point L456-3(lines 1 937) the Hoare annotation is: false [2019-11-28 00:20:14,669 INFO L246 CegarLoopResult]: For program point L456-4(lines 456 469) no Hoare annotation was computed. [2019-11-28 00:20:14,670 INFO L242 CegarLoopResult]: At program point L456-5(lines 1 937) the Hoare annotation is: false [2019-11-28 00:20:14,670 INFO L242 CegarLoopResult]: At program point L324-2(lines 324 338) the Hoare annotation is: false [2019-11-28 00:20:14,671 INFO L246 CegarLoopResult]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,672 INFO L246 CegarLoopResult]: For program point L93-1(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,672 INFO L246 CegarLoopResult]: For program point L93-2(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,672 INFO L246 CegarLoopResult]: For program point L93-3(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,672 INFO L246 CegarLoopResult]: For program point L93-4(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,673 INFO L246 CegarLoopResult]: For program point L93-5(lines 93 101) no Hoare annotation was computed. [2019-11-28 00:20:14,673 INFO L246 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2019-11-28 00:20:14,673 INFO L246 CegarLoopResult]: For program point L259(lines 258 303) no Hoare annotation was computed. [2019-11-28 00:20:14,674 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 00:20:14,674 INFO L246 CegarLoopResult]: For program point L260(lines 260 264) no Hoare annotation was computed. [2019-11-28 00:20:14,674 INFO L246 CegarLoopResult]: For program point L294(lines 294 298) no Hoare annotation was computed. [2019-11-28 00:20:14,675 INFO L246 CegarLoopResult]: For program point L294-2(lines 57 63) no Hoare annotation was computed. [2019-11-28 00:20:14,675 INFO L246 CegarLoopResult]: For program point L460(lines 460 466) no Hoare annotation was computed. [2019-11-28 00:20:14,675 INFO L246 CegarLoopResult]: For program point L460-2(lines 460 466) no Hoare annotation was computed. [2019-11-28 00:20:14,675 INFO L246 CegarLoopResult]: For program point L328(lines 328 332) no Hoare annotation was computed. [2019-11-28 00:20:14,675 INFO L246 CegarLoopResult]: For program point L460-4(lines 460 466) no Hoare annotation was computed. [2019-11-28 00:20:14,676 INFO L246 CegarLoopResult]: For program point L328-1(lines 57 63) no Hoare annotation was computed. [2019-11-28 00:20:14,676 INFO L242 CegarLoopResult]: At program point L64(lines 64 70) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 00:20:14,676 INFO L242 CegarLoopResult]: At program point L64-1(lines 64 70) the Hoare annotation is: false [2019-11-28 00:20:14,676 INFO L242 CegarLoopResult]: At program point L64-2(lines 64 70) the Hoare annotation is: false [2019-11-28 00:20:14,677 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 00:20:14,677 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 934) no Hoare annotation was computed. [2019-11-28 00:20:14,677 INFO L242 CegarLoopResult]: At program point L925(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,677 INFO L242 CegarLoopResult]: At program point L925-1(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,678 INFO L246 CegarLoopResult]: For program point L859(lines 859 863) no Hoare annotation was computed. [2019-11-28 00:20:14,678 INFO L242 CegarLoopResult]: At program point L925-2(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,678 INFO L242 CegarLoopResult]: At program point L925-3(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,678 INFO L242 CegarLoopResult]: At program point L925-4(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,678 INFO L242 CegarLoopResult]: At program point L925-5(lines 920 928) the Hoare annotation is: false [2019-11-28 00:20:14,679 INFO L246 CegarLoopResult]: For program point L398(lines 398 405) no Hoare annotation was computed. [2019-11-28 00:20:14,679 INFO L249 CegarLoopResult]: At program point L398-1(lines 398 405) the Hoare annotation is: true [2019-11-28 00:20:14,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 12:20:14 BoogieIcfgContainer [2019-11-28 00:20:14,725 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 00:20:14,726 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 00:20:14,726 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 00:20:14,726 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 00:20:14,727 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 12:20:12" (3/4) ... [2019-11-28 00:20:14,733 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 00:20:14,778 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 00:20:14,781 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 00:20:14,782 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 00:20:14,783 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 00:20:14,784 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 00:20:14,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:14,787 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 00:20:14,834 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 00:20:14,962 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 00:20:14,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 00:20:14,965 INFO L168 Benchmark]: Toolchain (without parser) took 3728.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 955.0 MB in the beginning and 891.4 MB in the end (delta: 63.6 MB). Peak memory consumption was 186.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,966 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 00:20:14,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.33 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,968 INFO L168 Benchmark]: Boogie Preprocessor took 44.34 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 00:20:14,971 INFO L168 Benchmark]: RCFGBuilder took 851.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,972 INFO L168 Benchmark]: TraceAbstraction took 1824.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 904.8 MB in the end (delta: 134.3 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,972 INFO L168 Benchmark]: Witness Printer took 237.01 ms. Allocated memory is still 1.2 GB. Free memory was 904.8 MB in the beginning and 891.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-28 00:20:14,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 633.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -150.6 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.33 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: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.34 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 851.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1824.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 904.8 MB in the end (delta: 134.3 MB). Peak memory consumption was 134.3 MB. Max. memory is 11.5 GB. * Witness Printer took 237.01 ms. Allocated memory is still 1.2 GB. Free memory was 904.8 MB in the beginning and 891.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 934]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 934]: 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: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 324]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 879]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 105 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 412 SDtfs, 392 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 930 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 42 FomulaSimplificationsInter, 158 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 99 ConstructedInterpolants, 0 QuantifiedInterpolants, 4745 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...