./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product20.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_spec4_product20.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 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:26:42,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 17:26:42,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 17:26:42,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 17:26:42,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 17:26:42,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 17:26:42,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 17:26:42,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 17:26:42,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 17:26:42,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 17:26:42,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 17:26:42,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 17:26:42,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 17:26:42,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 17:26:42,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 17:26:42,851 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 17:26:42,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 17:26:42,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 17:26:42,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 17:26:42,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 17:26:42,859 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 17:26:42,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 17:26:42,861 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 17:26:42,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 17:26:42,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 17:26:42,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 17:26:42,866 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 17:26:42,867 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 17:26:42,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 17:26:42,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 17:26:42,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 17:26:42,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 17:26:42,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 17:26:42,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 17:26:42,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 17:26:42,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 17:26:42,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 17:26:42,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 17:26:42,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 17:26:42,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 17:26:42,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 17:26:42,877 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 17:26:42,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 17:26:42,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 17:26:42,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 17:26:42,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 17:26:42,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 17:26:42,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 17:26:42,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 17:26:42,896 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 17:26:42,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 17:26:42,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 17:26:42,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 17:26:42,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 17:26:42,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 17:26:42,897 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 17:26:42,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 17:26:42,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 17:26:42,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 17:26:42,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 17:26:42,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 17:26:42,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 17:26:42,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 17:26:42,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:42,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 17:26:42,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 17:26:42,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 17:26:42,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 17:26:42,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 17:26:42,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 17:26:42,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 17:26:42,901 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 -> 14f022cf7e99461a69af1dfadf53c6fdf3d4a870 [2019-11-28 17:26:43,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 17:26:43,247 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 17:26:43,251 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 17:26:43,252 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 17:26:43,253 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 17:26:43,254 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2019-11-28 17:26:43,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11272067d/631348281eee49bb854c5b55cc2517fb/FLAGda4b19ef0 [2019-11-28 17:26:43,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 17:26:43,875 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product20.cil.c [2019-11-28 17:26:43,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11272067d/631348281eee49bb854c5b55cc2517fb/FLAGda4b19ef0 [2019-11-28 17:26:44,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11272067d/631348281eee49bb854c5b55cc2517fb [2019-11-28 17:26:44,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 17:26:44,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 17:26:44,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:44,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 17:26:44,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 17:26:44,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44, skipping insertion in model container [2019-11-28 17:26:44,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,198 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 17:26:44,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 17:26:44,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:44,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 17:26:44,782 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 17:26:44,814 INFO L208 MainTranslator]: Completed translation [2019-11-28 17:26:44,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44 WrapperNode [2019-11-28 17:26:44,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 17:26:44,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:44,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 17:26:44,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 17:26:44,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 17:26:44,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 17:26:44,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 17:26:44,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 17:26:44,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,919 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... [2019-11-28 17:26:44,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 17:26:44,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 17:26:44,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 17:26:44,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 17:26:44,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 17:26:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-28 17:26:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-28 17:26:45,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 17:26:45,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 17:26:45,732 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 17:26:45,732 INFO L287 CfgBuilder]: Removed 102 assume(true) statements. [2019-11-28 17:26:45,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:45 BoogieIcfgContainer [2019-11-28 17:26:45,734 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 17:26:45,735 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 17:26:45,735 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 17:26:45,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 17:26:45,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:26:44" (1/3) ... [2019-11-28 17:26:45,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42daed06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:45, skipping insertion in model container [2019-11-28 17:26:45,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:26:44" (2/3) ... [2019-11-28 17:26:45,741 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42daed06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:26:45, skipping insertion in model container [2019-11-28 17:26:45,741 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:45" (3/3) ... [2019-11-28 17:26:45,743 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2019-11-28 17:26:45,756 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 17:26:45,763 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-28 17:26:45,774 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-28 17:26:45,796 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 17:26:45,796 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 17:26:45,796 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 17:26:45,797 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 17:26:45,797 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 17:26:45,797 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 17:26:45,797 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 17:26:45,797 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 17:26:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states. [2019-11-28 17:26:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 17:26:45,822 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:45,823 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 17:26:45,823 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:45,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:45,830 INFO L82 PathProgramCache]: Analyzing trace with hash -760561614, now seen corresponding path program 1 times [2019-11-28 17:26:45,839 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:45,840 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474237449] [2019-11-28 17:26:45,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:46,086 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 17:26:46,087 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474237449] [2019-11-28 17:26:46,088 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:46,088 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 17:26:46,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743925349] [2019-11-28 17:26:46,094 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 17:26:46,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:46,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 17:26:46,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 17:26:46,112 INFO L87 Difference]: Start difference. First operand 77 states. Second operand 2 states. [2019-11-28 17:26:46,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:46,143 INFO L93 Difference]: Finished difference Result 148 states and 221 transitions. [2019-11-28 17:26:46,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 17:26:46,145 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 17:26:46,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:46,158 INFO L225 Difference]: With dead ends: 148 [2019-11-28 17:26:46,158 INFO L226 Difference]: Without dead ends: 73 [2019-11-28 17:26:46,162 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 17:26:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-28 17:26:46,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2019-11-28 17:26:46,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2019-11-28 17:26:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2019-11-28 17:26:46,203 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2019-11-28 17:26:46,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:46,204 INFO L462 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2019-11-28 17:26:46,204 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 17:26:46,204 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2019-11-28 17:26:46,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-28 17:26:46,205 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:46,205 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 17:26:46,206 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:46,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:46,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1807318511, now seen corresponding path program 1 times [2019-11-28 17:26:46,207 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:46,207 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90565170] [2019-11-28 17:26:46,207 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:46,320 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 17:26:46,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90565170] [2019-11-28 17:26:46,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:46,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 17:26:46,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911349695] [2019-11-28 17:26:46,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 17:26:46,325 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:46,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 17:26:46,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-28 17:26:46,326 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2019-11-28 17:26:46,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:46,346 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2019-11-28 17:26:46,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 17:26:46,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2019-11-28 17:26:46,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:46,349 INFO L225 Difference]: With dead ends: 73 [2019-11-28 17:26:46,349 INFO L226 Difference]: Without dead ends: 35 [2019-11-28 17:26:46,351 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 17:26:46,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2019-11-28 17:26:46,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2019-11-28 17:26:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-11-28 17:26:46,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2019-11-28 17:26:46,361 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2019-11-28 17:26:46,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:46,362 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2019-11-28 17:26:46,362 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 17:26:46,362 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2019-11-28 17:26:46,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-28 17:26:46,365 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:46,365 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 17:26:46,366 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:46,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:46,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2019-11-28 17:26:46,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:46,367 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844483623] [2019-11-28 17:26:46,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:46,545 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 17:26:46,545 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844483623] [2019-11-28 17:26:46,550 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:46,550 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-28 17:26:46,551 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709115902] [2019-11-28 17:26:46,551 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:46,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:46,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:46,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:46,552 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 5 states. [2019-11-28 17:26:46,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:46,677 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2019-11-28 17:26:46,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:46,678 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2019-11-28 17:26:46,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:46,679 INFO L225 Difference]: With dead ends: 87 [2019-11-28 17:26:46,681 INFO L226 Difference]: Without dead ends: 58 [2019-11-28 17:26:46,683 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:46,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-11-28 17:26:46,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 54. [2019-11-28 17:26:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2019-11-28 17:26:46,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 78 transitions. [2019-11-28 17:26:46,698 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 78 transitions. Word has length 22 [2019-11-28 17:26:46,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:46,705 INFO L462 AbstractCegarLoop]: Abstraction has 54 states and 78 transitions. [2019-11-28 17:26:46,705 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2019-11-28 17:26:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-28 17:26:46,707 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:46,707 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 17:26:46,708 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:46,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:46,708 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2019-11-28 17:26:46,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:46,709 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440530442] [2019-11-28 17:26:46,710 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:46,838 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 17:26:46,839 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440530442] [2019-11-28 17:26:46,839 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:46,839 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:46,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067895517] [2019-11-28 17:26:46,840 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:46,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:46,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:46,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:46,841 INFO L87 Difference]: Start difference. First operand 54 states and 78 transitions. Second operand 5 states. [2019-11-28 17:26:46,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:46,946 INFO L93 Difference]: Finished difference Result 199 states and 302 transitions. [2019-11-28 17:26:46,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-28 17:26:46,946 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-11-28 17:26:46,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:46,948 INFO L225 Difference]: With dead ends: 199 [2019-11-28 17:26:46,948 INFO L226 Difference]: Without dead ends: 151 [2019-11-28 17:26:46,949 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-28 17:26:46,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2019-11-28 17:26:46,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 96. [2019-11-28 17:26:46,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2019-11-28 17:26:46,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 137 transitions. [2019-11-28 17:26:46,968 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 137 transitions. Word has length 23 [2019-11-28 17:26:46,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:46,969 INFO L462 AbstractCegarLoop]: Abstraction has 96 states and 137 transitions. [2019-11-28 17:26:46,969 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 137 transitions. [2019-11-28 17:26:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-28 17:26:46,971 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 17:26:46,971 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 17:26:46,972 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 17:26:46,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 17:26:46,972 INFO L82 PathProgramCache]: Analyzing trace with hash 255216756, now seen corresponding path program 1 times [2019-11-28 17:26:46,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 17:26:46,973 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870385072] [2019-11-28 17:26:46,973 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 17:26:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 17:26:47,057 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 17:26:47,057 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870385072] [2019-11-28 17:26:47,057 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 17:26:47,058 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 17:26:47,058 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868246150] [2019-11-28 17:26:47,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-28 17:26:47,059 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 17:26:47,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-28 17:26:47,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-28 17:26:47,060 INFO L87 Difference]: Start difference. First operand 96 states and 137 transitions. Second operand 5 states. [2019-11-28 17:26:47,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 17:26:47,145 INFO L93 Difference]: Finished difference Result 236 states and 349 transitions. [2019-11-28 17:26:47,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-28 17:26:47,145 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-11-28 17:26:47,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 17:26:47,146 INFO L225 Difference]: With dead ends: 236 [2019-11-28 17:26:47,146 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 17:26:47,147 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 17:26:47,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 17:26:47,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 17:26:47,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 17:26:47,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 17:26:47,151 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2019-11-28 17:26:47,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 17:26:47,151 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 17:26:47,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-28 17:26:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 17:26:47,152 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 17:26:47,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 17:26:47,575 INFO L246 CegarLoopResult]: For program point L894(lines 894 909) no Hoare annotation was computed. [2019-11-28 17:26:47,575 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,575 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 17:26:47,576 INFO L249 CegarLoopResult]: At program point L268(lines 249 271) the Hoare annotation is: true [2019-11-28 17:26:47,576 INFO L242 CegarLoopResult]: At program point L235(lines 231 237) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:47,576 INFO L242 CegarLoopResult]: At program point L169(lines 164 172) the Hoare annotation is: false [2019-11-28 17:26:47,576 INFO L242 CegarLoopResult]: At program point L169-1(lines 164 172) the Hoare annotation is: false [2019-11-28 17:26:47,576 INFO L246 CegarLoopResult]: For program point L103(lines 103 107) no Hoare annotation was computed. [2019-11-28 17:26:47,577 INFO L242 CegarLoopResult]: At program point L169-2(lines 164 172) the Hoare annotation is: false [2019-11-28 17:26:47,577 INFO L242 CegarLoopResult]: At program point L186-2(lines 186 200) the Hoare annotation is: false [2019-11-28 17:26:47,577 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-28 17:26:47,577 INFO L242 CegarLoopResult]: At program point L914(lines 863 915) the Hoare annotation is: false [2019-11-28 17:26:47,577 INFO L246 CegarLoopResult]: For program point L865(lines 864 913) no Hoare annotation was computed. [2019-11-28 17:26:47,577 INFO L242 CegarLoopResult]: At program point L73(lines 68 76) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:47,578 INFO L246 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2019-11-28 17:26:47,578 INFO L246 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:26:47,578 INFO L246 CegarLoopResult]: For program point L718-1(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:26:47,578 INFO L246 CegarLoopResult]: For program point L718-2(lines 718 735) no Hoare annotation was computed. [2019-11-28 17:26:47,578 INFO L246 CegarLoopResult]: For program point L834(lines 834 840) no Hoare annotation was computed. [2019-11-28 17:26:47,579 INFO L242 CegarLoopResult]: At program point L834-1(lines 834 840) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,579 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 17:26:47,579 INFO L246 CegarLoopResult]: For program point L190(lines 190 194) no Hoare annotation was computed. [2019-11-28 17:26:47,579 INFO L246 CegarLoopResult]: For program point L190-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:26:47,579 INFO L246 CegarLoopResult]: For program point L91(lines 91 95) no Hoare annotation was computed. [2019-11-28 17:26:47,579 INFO L246 CegarLoopResult]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2019-11-28 17:26:47,580 INFO L246 CegarLoopResult]: For program point L91-6(lines 91 95) no Hoare annotation was computed. [2019-11-28 17:26:47,580 INFO L246 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2019-11-28 17:26:47,580 INFO L242 CegarLoopResult]: At program point L884-1(lines 884 890) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,580 INFO L242 CegarLoopResult]: At program point L686(lines 685 704) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,580 INFO L246 CegarLoopResult]: For program point L686-1(lines 686 692) no Hoare annotation was computed. [2019-11-28 17:26:47,581 INFO L242 CegarLoopResult]: At program point L686-2(lines 685 704) the Hoare annotation is: false [2019-11-28 17:26:47,581 INFO L242 CegarLoopResult]: At program point L686-3(lines 685 704) the Hoare annotation is: false [2019-11-28 17:26:47,581 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,581 INFO L246 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2019-11-28 17:26:47,581 INFO L242 CegarLoopResult]: At program point L902-1(lines 686 692) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,581 INFO L246 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L820-3(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L820-5(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L820-6(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L820-8(lines 820 824) no Hoare annotation was computed. [2019-11-28 17:26:47,582 INFO L246 CegarLoopResult]: For program point L259(lines 259 266) no Hoare annotation was computed. [2019-11-28 17:26:47,583 INFO L242 CegarLoopResult]: At program point L771(lines 766 774) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,583 INFO L242 CegarLoopResult]: At program point L771-1(lines 766 774) the Hoare annotation is: false [2019-11-28 17:26:47,583 INFO L249 CegarLoopResult]: At program point L259-1(lines 259 266) the Hoare annotation is: true [2019-11-28 17:26:47,583 INFO L242 CegarLoopResult]: At program point L771-2(lines 766 774) the Hoare annotation is: false [2019-11-28 17:26:47,583 INFO L242 CegarLoopResult]: At program point L160(lines 155 163) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,584 INFO L242 CegarLoopResult]: At program point L160-1(lines 155 163) the Hoare annotation is: false [2019-11-28 17:26:47,584 INFO L242 CegarLoopResult]: At program point L160-2(lines 155 163) the Hoare annotation is: false [2019-11-28 17:26:47,584 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 17:26:47,584 INFO L246 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:26:47,584 INFO L246 CegarLoopResult]: For program point L722-1(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:26:47,584 INFO L246 CegarLoopResult]: For program point L722-2(lines 722 730) no Hoare annotation was computed. [2019-11-28 17:26:47,584 INFO L246 CegarLoopResult]: For program point L657(lines 657 670) no Hoare annotation was computed. [2019-11-28 17:26:47,585 INFO L242 CegarLoopResult]: At program point L657-1(lines 1 921) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,585 INFO L246 CegarLoopResult]: For program point L657-2(lines 657 670) no Hoare annotation was computed. [2019-11-28 17:26:47,585 INFO L242 CegarLoopResult]: At program point L657-3(lines 1 921) the Hoare annotation is: false [2019-11-28 17:26:47,585 INFO L246 CegarLoopResult]: For program point L657-4(lines 657 670) no Hoare annotation was computed. [2019-11-28 17:26:47,585 INFO L242 CegarLoopResult]: At program point L657-5(lines 1 921) the Hoare annotation is: false [2019-11-28 17:26:47,585 INFO L246 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2019-11-28 17:26:47,586 INFO L242 CegarLoopResult]: At program point L874-1(lines 874 880) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,586 INFO L246 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,586 INFO L246 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,586 INFO L242 CegarLoopResult]: At program point L65(lines 1 921) the Hoare annotation is: (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-11-28 17:26:47,586 INFO L246 CegarLoopResult]: For program point L643-2(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,586 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 17:26:47,587 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2019-11-28 17:26:47,587 INFO L242 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (= 0 ULTIMATE.start_test_~splverifierCounter~0)) [2019-11-28 17:26:47,587 INFO L242 CegarLoopResult]: At program point L693-1(lines 693 699) the Hoare annotation is: false [2019-11-28 17:26:47,587 INFO L246 CegarLoopResult]: For program point L115(lines 115 119) no Hoare annotation was computed. [2019-11-28 17:26:47,587 INFO L242 CegarLoopResult]: At program point L693-2(lines 693 699) the Hoare annotation is: false [2019-11-28 17:26:47,587 INFO L242 CegarLoopResult]: At program point L826(lines 811 829) the Hoare annotation is: false [2019-11-28 17:26:47,588 INFO L242 CegarLoopResult]: At program point L826-1(lines 811 829) the Hoare annotation is: false [2019-11-28 17:26:47,588 INFO L242 CegarLoopResult]: At program point L826-2(lines 811 829) the Hoare annotation is: false [2019-11-28 17:26:47,588 INFO L246 CegarLoopResult]: For program point L661(lines 661 667) no Hoare annotation was computed. [2019-11-28 17:26:47,588 INFO L246 CegarLoopResult]: For program point L661-2(lines 661 667) no Hoare annotation was computed. [2019-11-28 17:26:47,588 INFO L246 CegarLoopResult]: For program point L661-4(lines 661 667) no Hoare annotation was computed. [2019-11-28 17:26:47,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:26:47 BoogieIcfgContainer [2019-11-28 17:26:47,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 17:26:47,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 17:26:47,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 17:26:47,615 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 17:26:47,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:26:45" (3/4) ... [2019-11-28 17:26:47,622 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 17:26:47,637 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-11-28 17:26:47,638 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-11-28 17:26:47,639 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-28 17:26:47,639 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 17:26:47,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 17:26:47,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:47,641 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-28 17:26:47,668 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:47,668 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-11-28 17:26:47,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,670 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,670 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,670 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,671 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,671 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,672 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,673 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter [2019-11-28 17:26:47,753 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 17:26:47,754 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 17:26:47,756 INFO L168 Benchmark]: Toolchain (without parser) took 3578.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 960.4 MB in the beginning and 891.8 MB in the end (delta: 68.5 MB). Peak memory consumption was 210.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:47,757 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 17:26:47,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 636.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:47,758 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.20 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 17:26:47,758 INFO L168 Benchmark]: Boogie Preprocessor took 36.79 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 17:26:47,758 INFO L168 Benchmark]: RCFGBuilder took 807.42 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:47,759 INFO L168 Benchmark]: TraceAbstraction took 1879.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.1 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:47,760 INFO L168 Benchmark]: Witness Printer took 139.03 ms. Allocated memory is still 1.2 GB. Free memory was 905.2 MB in the beginning and 891.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-28 17:26:47,762 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 636.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -163.3 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.20 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. * Boogie Preprocessor took 36.79 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 807.42 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: 57.6 MB). Peak memory consumption was 57.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1879.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.1 MB. Max. memory is 11.5 GB. * Witness Printer took 139.03 ms. Allocated memory is still 1.2 GB. Free memory was 905.2 MB in the beginning and 891.8 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: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 643]: 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: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: (((\result == 1 && \result == 0) && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: (((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == waterLevel && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 811]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 884]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: ((\result == 1 && 1 == tmp) && pumpRunning == 0) && 0 == splverifierCounter - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 77 locations, 3 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 327 SDtfs, 478 SDslu, 266 SDs, 0 SdLazy, 65 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 29 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 59 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 94 NumberOfFragments, 182 HoareAnnotationTreeSize, 32 FomulaSimplifications, 1716 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 273 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 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...