./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c 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_product01.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1765ed2f00a711eb0a5a8db62b018a802d4ab98b .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 17:23:56,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:23:56,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:23:56,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:23:56,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:23:56,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:23:56,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:23:56,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:23:56,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:23:56,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:23:56,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:23:56,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:23:56,864 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:23:56,867 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:23:56,868 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:23:56,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:23:56,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:23:56,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:23:56,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:23:56,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:23:56,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:23:56,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:23:56,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:23:56,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:23:56,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:23:56,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:23:56,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:23:56,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:23:56,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:23:56,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:23:56,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:23:56,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:23:56,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:23:56,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:23:56,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:23:56,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:23:56,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:23:56,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:23:56,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:23:56,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:23:56,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:23:56,907 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:23:56,922 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:23:56,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:23:56,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:23:56,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:23:56,925 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:23:56,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:23:56,925 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:23:56,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:23:56,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:23:56,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:23:56,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:23:56,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:23:56,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:23:56,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:23:56,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:23:56,928 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:23:56,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:23:56,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:23:56,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:23:56,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:23:56,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:23:56,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:23:56,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:23:56,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:23:56,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:23:56,930 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:23:56,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:23:56,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:23:56,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:23:56,932 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 -> 1765ed2f00a711eb0a5a8db62b018a802d4ab98b [2019-11-28 17:23:57,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:23:57,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:23:57,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:23:57,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:23:57,292 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:23:57,292 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-11-28 17:23:57,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c342c03b8/f8c11a5739044999903f81d0a40d75d5/FLAGd7d3b0c9c [2019-11-28 17:23:57,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:23:57,912 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product01.cil.c [2019-11-28 17:23:57,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c342c03b8/f8c11a5739044999903f81d0a40d75d5/FLAGd7d3b0c9c [2019-11-28 17:23:58,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c342c03b8/f8c11a5739044999903f81d0a40d75d5 [2019-11-28 17:23:58,203 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:23:58,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:23:58,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:23:58,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:23:58,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:23:58,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:58,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f4f4d53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58, skipping insertion in model container [2019-11-28 17:23:58,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:58,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:23:58,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:23:58,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:23:58,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:23:58,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:23:58,922 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:23:58,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58 WrapperNode [2019-11-28 17:23:58,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:23:58,925 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:23:58,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:23:58,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:23:58,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:58,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:58,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:23:59,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:23:59,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:23:59,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:23:59,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (1/1) ... [2019-11-28 17:23:59,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:23:59,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:23:59,061 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:23:59,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:23:59,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (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 17:23:59,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:23:59,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:23:59,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:23:59,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:23:59,822 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:23:59,822 INFO L287 CfgBuilder]: Removed 66 assume(true) statements. [2019-11-28 17:23:59,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:59 BoogieIcfgContainer [2019-11-28 17:23:59,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:23:59,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:23:59,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:23:59,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:23:59,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:23:58" (1/3) ... [2019-11-28 17:23:59,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab1fd70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:23:59, skipping insertion in model container [2019-11-28 17:23:59,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:58" (2/3) ... [2019-11-28 17:23:59,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ab1fd70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:23:59, skipping insertion in model container [2019-11-28 17:23:59,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:59" (3/3) ... [2019-11-28 17:23:59,833 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product01.cil.c [2019-11-28 17:23:59,844 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:23:59,851 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:23:59,865 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:23:59,900 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:23:59,900 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:23:59,901 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:23:59,902 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:23:59,902 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:23:59,902 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:23:59,902 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:23:59,903 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:23:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states. [2019-11-28 17:23:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:23:59,933 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:23:59,934 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:23:59,936 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:23:59,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:23:59,941 INFO L82 PathProgramCache]: Analyzing trace with hash 881855315, now seen corresponding path program 1 times [2019-11-28 17:23:59,949 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:23:59,950 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529136783] [2019-11-28 17:23:59,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:00,239 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 17:24:00,241 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529136783] [2019-11-28 17:24:00,244 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:00,244 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:24:00,245 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710335976] [2019-11-28 17:24:00,251 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:24:00,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:00,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:24:00,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:24:00,264 INFO L87 Difference]: Start difference. First operand 57 states. Second operand 2 states. [2019-11-28 17:24:00,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:00,288 INFO L93 Difference]: Finished difference Result 108 states and 161 transitions. [2019-11-28 17:24:00,289 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:24:00,290 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:24:00,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:00,303 INFO L225 Difference]: With dead ends: 108 [2019-11-28 17:24:00,304 INFO L226 Difference]: Without dead ends: 53 [2019-11-28 17:24:00,310 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 17:24:00,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-11-28 17:24:00,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-11-28 17:24:00,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-28 17:24:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2019-11-28 17:24:00,371 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2019-11-28 17:24:00,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:00,372 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2019-11-28 17:24:00,372 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:24:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2019-11-28 17:24:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:24:00,374 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:00,374 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 17:24:00,375 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:00,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:00,375 INFO L82 PathProgramCache]: Analyzing trace with hash 1127498704, now seen corresponding path program 1 times [2019-11-28 17:24:00,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:00,376 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310881013] [2019-11-28 17:24:00,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:00,539 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 17:24:00,539 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310881013] [2019-11-28 17:24:00,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:00,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:24:00,540 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138795197] [2019-11-28 17:24:00,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:24:00,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:00,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:24:00,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:24:00,543 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2019-11-28 17:24:00,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:00,553 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2019-11-28 17:24:00,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:24:00,554 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:24:00,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:00,555 INFO L225 Difference]: With dead ends: 53 [2019-11-28 17:24:00,555 INFO L226 Difference]: Without dead ends: 27 [2019-11-28 17:24:00,556 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 17:24:00,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-28 17:24:00,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-28 17:24:00,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-28 17:24:00,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2019-11-28 17:24:00,562 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2019-11-28 17:24:00,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:00,562 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2019-11-28 17:24:00,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:24:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2019-11-28 17:24:00,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:24:00,564 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:00,564 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 17:24:00,565 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:00,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:00,565 INFO L82 PathProgramCache]: Analyzing trace with hash -357317040, now seen corresponding path program 1 times [2019-11-28 17:24:00,566 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:00,566 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74363665] [2019-11-28 17:24:00,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:00,678 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 17:24:00,678 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74363665] [2019-11-28 17:24:00,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:00,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:00,682 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083796051] [2019-11-28 17:24:00,682 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:00,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:00,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:00,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:00,685 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2019-11-28 17:24:00,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:00,815 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2019-11-28 17:24:00,817 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-28 17:24:00,818 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 17:24:00,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:00,819 INFO L225 Difference]: With dead ends: 109 [2019-11-28 17:24:00,820 INFO L226 Difference]: Without dead ends: 88 [2019-11-28 17:24:00,821 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 17:24:00,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2019-11-28 17:24:00,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2019-11-28 17:24:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2019-11-28 17:24:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2019-11-28 17:24:00,832 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2019-11-28 17:24:00,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:00,833 INFO L462 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2019-11-28 17:24:00,833 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2019-11-28 17:24:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:24:00,834 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:24:00,835 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] [2019-11-28 17:24:00,835 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:24:00,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:24:00,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1956889594, now seen corresponding path program 1 times [2019-11-28 17:24:00,836 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:24:00,836 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308195462] [2019-11-28 17:24:00,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:24:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:24:00,950 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 17:24:00,951 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308195462] [2019-11-28 17:24:00,951 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:24:00,951 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:24:00,951 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81916990] [2019-11-28 17:24:00,953 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:24:00,953 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:24:00,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:24:00,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:24:00,954 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2019-11-28 17:24:01,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:24:01,038 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2019-11-28 17:24:01,039 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:24:01,040 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:24:01,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:24:01,042 INFO L225 Difference]: With dead ends: 130 [2019-11-28 17:24:01,043 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:24:01,044 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 17:24:01,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:24:01,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:24:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:24:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:24:01,046 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-28 17:24:01,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:24:01,047 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:24:01,047 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:24:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:24:01,047 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:24:01,050 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:24:01,259 INFO L246 CegarLoopResult]: For program point L448(lines 448 461) no Hoare annotation was computed. [2019-11-28 17:24:01,259 INFO L242 CegarLoopResult]: At program point L448-1(lines 1 839) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,260 INFO L246 CegarLoopResult]: For program point L448-2(lines 448 461) no Hoare annotation was computed. [2019-11-28 17:24:01,260 INFO L242 CegarLoopResult]: At program point L448-3(lines 1 839) the Hoare annotation is: false [2019-11-28 17:24:01,260 INFO L246 CegarLoopResult]: For program point L448-4(lines 448 461) no Hoare annotation was computed. [2019-11-28 17:24:01,260 INFO L242 CegarLoopResult]: At program point L448-5(lines 1 839) the Hoare annotation is: false [2019-11-28 17:24:01,260 INFO L242 CegarLoopResult]: At program point L250(lines 1 839) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:01,260 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,261 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-11-28 17:24:01,261 INFO L242 CegarLoopResult]: At program point L333(lines 328 336) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,261 INFO L242 CegarLoopResult]: At program point L333-1(lines 328 336) the Hoare annotation is: false [2019-11-28 17:24:01,261 INFO L242 CegarLoopResult]: At program point L333-2(lines 328 336) the Hoare annotation is: false [2019-11-28 17:24:01,261 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:24:01,262 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 17:24:01,263 INFO L242 CegarLoopResult]: At program point L103(lines 99 105) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:01,263 INFO L246 CegarLoopResult]: For program point L385(lines 384 429) no Hoare annotation was computed. [2019-11-28 17:24:01,263 INFO L246 CegarLoopResult]: For program point L154(lines 154 158) no Hoare annotation was computed. [2019-11-28 17:24:01,263 INFO L246 CegarLoopResult]: For program point L154-3(lines 154 158) no Hoare annotation was computed. [2019-11-28 17:24:01,264 INFO L246 CegarLoopResult]: For program point L154-6(lines 154 158) no Hoare annotation was computed. [2019-11-28 17:24:01,264 INFO L246 CegarLoopResult]: For program point L452(lines 452 458) no Hoare annotation was computed. [2019-11-28 17:24:01,265 INFO L246 CegarLoopResult]: For program point L386(lines 386 390) no Hoare annotation was computed. [2019-11-28 17:24:01,265 INFO L246 CegarLoopResult]: For program point L452-2(lines 452 458) no Hoare annotation was computed. [2019-11-28 17:24:01,265 INFO L246 CegarLoopResult]: For program point L452-4(lines 452 458) no Hoare annotation was computed. [2019-11-28 17:24:01,266 INFO L246 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-11-28 17:24:01,266 INFO L246 CegarLoopResult]: For program point L56-1(lines 274 280) no Hoare annotation was computed. [2019-11-28 17:24:01,266 INFO L249 CegarLoopResult]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-11-28 17:24:01,266 INFO L246 CegarLoopResult]: For program point L420(lines 420 424) no Hoare annotation was computed. [2019-11-28 17:24:01,267 INFO L246 CegarLoopResult]: For program point L420-2(lines 274 280) no Hoare annotation was computed. [2019-11-28 17:24:01,267 INFO L246 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,267 INFO L246 CegarLoopResult]: For program point L470-1(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,267 INFO L246 CegarLoopResult]: For program point L404(lines 404 410) no Hoare annotation was computed. [2019-11-28 17:24:01,268 INFO L246 CegarLoopResult]: For program point L470-2(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,268 INFO L242 CegarLoopResult]: At program point L404-1(lines 404 410) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,268 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:24:01,268 INFO L242 CegarLoopResult]: At program point L191(lines 186 194) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,269 INFO L242 CegarLoopResult]: At program point L191-1(lines 186 194) the Hoare annotation is: false [2019-11-28 17:24:01,269 INFO L242 CegarLoopResult]: At program point L191-2(lines 186 194) the Hoare annotation is: false [2019-11-28 17:24:01,270 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,270 INFO L242 CegarLoopResult]: At program point L274(lines 273 292) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,270 INFO L246 CegarLoopResult]: For program point L274-1(lines 274 280) no Hoare annotation was computed. [2019-11-28 17:24:01,270 INFO L242 CegarLoopResult]: At program point L274-2(lines 273 292) the Hoare annotation is: false [2019-11-28 17:24:01,271 INFO L242 CegarLoopResult]: At program point L274-3(lines 273 292) the Hoare annotation is: false [2019-11-28 17:24:01,271 INFO L242 CegarLoopResult]: At program point L258(lines 253 261) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-28 17:24:01,271 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:24:01,271 INFO L246 CegarLoopResult]: For program point L178(lines 178 182) no Hoare annotation was computed. [2019-11-28 17:24:01,272 INFO L246 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2019-11-28 17:24:01,272 INFO L242 CegarLoopResult]: At program point L394-1(lines 394 400) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,272 INFO L246 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-11-28 17:24:01,272 INFO L249 CegarLoopResult]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-11-28 17:24:01,273 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:24:01,273 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 470) no Hoare annotation was computed. [2019-11-28 17:24:01,273 INFO L242 CegarLoopResult]: At program point L281(lines 281 287) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:24:01,273 INFO L242 CegarLoopResult]: At program point L281-1(lines 281 287) the Hoare annotation is: false [2019-11-28 17:24:01,274 INFO L242 CegarLoopResult]: At program point L281-2(lines 281 287) the Hoare annotation is: false [2019-11-28 17:24:01,274 INFO L242 CegarLoopResult]: At program point L430(lines 383 431) the Hoare annotation is: false [2019-11-28 17:24:01,274 INFO L246 CegarLoopResult]: For program point L166(lines 166 170) no Hoare annotation was computed. [2019-11-28 17:24:01,274 INFO L246 CegarLoopResult]: For program point L414(lines 414 425) no Hoare annotation was computed. [2019-11-28 17:24:01,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:01 BoogieIcfgContainer [2019-11-28 17:24:01,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:24:01,304 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:24:01,304 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:24:01,305 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:24:01,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:59" (3/4) ... [2019-11-28 17:24:01,309 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:24:01,326 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:24:01,327 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:24:01,327 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:24:01,327 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:24:01,328 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:24:01,329 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:01,329 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:24:01,361 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:24:01,416 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:24:01,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:24:01,419 INFO L168 Benchmark]: Toolchain (without parser) took 3213.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.0 MB in the beginning and 972.7 MB in the end (delta: -17.7 MB). Peak memory consumption was 124.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,419 INFO L168 Benchmark]: CDTParser took 0.35 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 17:24:01,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.97 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 17:24:01,421 INFO L168 Benchmark]: Boogie Preprocessor took 60.92 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,421 INFO L168 Benchmark]: RCFGBuilder took 762.76 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: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,422 INFO L168 Benchmark]: TraceAbstraction took 1478.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 979.4 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,422 INFO L168 Benchmark]: Witness Printer took 112.09 ms. Allocated memory is still 1.2 GB. Free memory was 979.4 MB in the beginning and 972.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:24:01,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 718.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.97 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. * Boogie Preprocessor took 60.92 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 762.76 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: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1478.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 979.4 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. * Witness Printer took 112.09 ms. Allocated memory is still 1.2 GB. Free memory was 979.4 MB in the beginning and 972.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 470]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 470]: 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: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 273]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 == methaneLevelCritical && pumpRunning == 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 57 locations, 3 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 24 PreInvPairs, 59 NumberOfFragments, 87 HoareAnnotationTreeSize, 24 FomulaSimplifications, 818 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...