./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c57429e002f9d5550c9a9653029ab3d1b9a653f9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 01:40:59,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:40:59,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:40:59,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:40:59,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:40:59,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:40:59,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:40:59,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:40:59,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:40:59,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:40:59,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:40:59,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:40:59,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:40:59,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:40:59,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:40:59,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:40:59,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:40:59,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:40:59,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:40:59,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:40:59,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:40:59,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:40:59,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:40:59,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:40:59,138 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:40:59,139 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:40:59,139 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:40:59,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:40:59,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:40:59,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:40:59,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:40:59,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:40:59,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:40:59,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:40:59,146 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:40:59,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:40:59,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:40:59,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:40:59,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:40:59,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:40:59,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:40:59,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:40:59,184 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:40:59,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:40:59,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:40:59,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:40:59,186 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:40:59,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:40:59,187 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:40:59,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:40:59,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:40:59,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:40:59,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:40:59,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:40:59,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:40:59,188 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:40:59,189 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:40:59,189 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:40:59,189 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:40:59,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:40:59,190 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:40:59,190 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:40:59,190 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:40:59,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:40:59,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:40:59,191 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:40:59,191 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:40:59,191 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:40:59,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:40:59,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:40:59,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:40:59,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c57429e002f9d5550c9a9653029ab3d1b9a653f9 [2020-10-20 01:40:59,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:40:59,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:40:59,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:40:59,450 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:40:59,452 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:40:59,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2020-10-20 01:40:59,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68ddb44fe/a118281ddd2841578824a8b8ad4dad9c/FLAG6210fe118 [2020-10-20 01:41:00,074 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:41:00,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2020-10-20 01:41:00,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68ddb44fe/a118281ddd2841578824a8b8ad4dad9c/FLAG6210fe118 [2020-10-20 01:41:00,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68ddb44fe/a118281ddd2841578824a8b8ad4dad9c [2020-10-20 01:41:00,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:41:00,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:41:00,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:00,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:41:00,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:41:00,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:00,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103c2e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00, skipping insertion in model container [2020-10-20 01:41:00,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:00,370 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:41:00,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:41:00,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:00,819 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:41:00,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:00,924 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:41:00,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00 WrapperNode [2020-10-20 01:41:00,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:00,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:00,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:41:00,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:41:00,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:00,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:00,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:00,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:41:00,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:41:00,997 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:41:01,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,014 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,025 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... [2020-10-20 01:41:01,039 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:41:01,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:41:01,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:41:01,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:41:01,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:41:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:41:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:41:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:41:01,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:41:01,902 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:41:01,903 INFO L298 CfgBuilder]: Removed 74 assume(true) statements. [2020-10-20 01:41:01,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:01 BoogieIcfgContainer [2020-10-20 01:41:01,905 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:41:01,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:41:01,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:41:01,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:41:01,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:41:00" (1/3) ... [2020-10-20 01:41:01,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22997cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:01, skipping insertion in model container [2020-10-20 01:41:01,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:00" (2/3) ... [2020-10-20 01:41:01,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22997cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:01, skipping insertion in model container [2020-10-20 01:41:01,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:01" (3/3) ... [2020-10-20 01:41:01,915 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product02.cil.c [2020-10-20 01:41:01,937 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:41:01,944 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:41:01,959 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:41:01,985 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:41:01,985 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:41:01,986 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:41:01,986 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:41:01,986 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:41:01,986 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:41:01,987 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:41:01,987 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:41:02,002 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states. [2020-10-20 01:41:02,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 01:41:02,008 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:02,008 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:02,009 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:02,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:02,014 INFO L82 PathProgramCache]: Analyzing trace with hash 436617332, now seen corresponding path program 1 times [2020-10-20 01:41:02,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:02,022 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173301] [2020-10-20 01:41:02,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:02,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:02,311 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173301] [2020-10-20 01:41:02,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:02,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:41:02,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611188525] [2020-10-20 01:41:02,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:41:02,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:02,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:41:02,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:41:02,336 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 2 states. [2020-10-20 01:41:02,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:02,377 INFO L93 Difference]: Finished difference Result 111 states and 164 transitions. [2020-10-20 01:41:02,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:41:02,379 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-20 01:41:02,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:02,389 INFO L225 Difference]: With dead ends: 111 [2020-10-20 01:41:02,390 INFO L226 Difference]: Without dead ends: 53 [2020-10-20 01:41:02,393 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:41:02,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-10-20 01:41:02,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-10-20 01:41:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-10-20 01:41:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 72 transitions. [2020-10-20 01:41:02,434 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 72 transitions. Word has length 16 [2020-10-20 01:41:02,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:02,434 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 72 transitions. [2020-10-20 01:41:02,434 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:41:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2020-10-20 01:41:02,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 01:41:02,436 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:02,436 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:02,436 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:41:02,436 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:02,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:02,437 INFO L82 PathProgramCache]: Analyzing trace with hash -610139565, now seen corresponding path program 1 times [2020-10-20 01:41:02,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:02,437 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696909301] [2020-10-20 01:41:02,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:02,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696909301] [2020-10-20 01:41:02,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:02,545 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:41:02,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114523662] [2020-10-20 01:41:02,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:41:02,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:02,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:41:02,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:02,548 INFO L87 Difference]: Start difference. First operand 53 states and 72 transitions. Second operand 3 states. [2020-10-20 01:41:02,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:02,558 INFO L93 Difference]: Finished difference Result 53 states and 72 transitions. [2020-10-20 01:41:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:41:02,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-20 01:41:02,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:02,559 INFO L225 Difference]: With dead ends: 53 [2020-10-20 01:41:02,560 INFO L226 Difference]: Without dead ends: 27 [2020-10-20 01:41:02,561 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:02,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2020-10-20 01:41:02,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2020-10-20 01:41:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2020-10-20 01:41:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 37 transitions. [2020-10-20 01:41:02,566 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 37 transitions. Word has length 17 [2020-10-20 01:41:02,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:02,566 INFO L481 AbstractCegarLoop]: Abstraction has 27 states and 37 transitions. [2020-10-20 01:41:02,566 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:41:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2020-10-20 01:41:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 01:41:02,567 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:02,567 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:02,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:41:02,568 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:02,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:02,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1992386864, now seen corresponding path program 1 times [2020-10-20 01:41:02,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:02,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693070235] [2020-10-20 01:41:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:02,732 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693070235] [2020-10-20 01:41:02,732 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:02,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:02,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77701561] [2020-10-20 01:41:02,733 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:02,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:02,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:02,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:02,735 INFO L87 Difference]: Start difference. First operand 27 states and 37 transitions. Second operand 5 states. [2020-10-20 01:41:02,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:02,827 INFO L93 Difference]: Finished difference Result 109 states and 167 transitions. [2020-10-20 01:41:02,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:41:02,828 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2020-10-20 01:41:02,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:02,830 INFO L225 Difference]: With dead ends: 109 [2020-10-20 01:41:02,830 INFO L226 Difference]: Without dead ends: 88 [2020-10-20 01:41:02,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-10-20 01:41:02,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-20 01:41:02,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 44. [2020-10-20 01:41:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-20 01:41:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 62 transitions. [2020-10-20 01:41:02,842 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 62 transitions. Word has length 22 [2020-10-20 01:41:02,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:02,842 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 62 transitions. [2020-10-20 01:41:02,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2020-10-20 01:41:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-20 01:41:02,844 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:02,844 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:02,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:41:02,845 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:02,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:02,845 INFO L82 PathProgramCache]: Analyzing trace with hash 703007878, now seen corresponding path program 1 times [2020-10-20 01:41:02,846 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:02,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398957057] [2020-10-20 01:41:02,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:02,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 01:41:02,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398957057] [2020-10-20 01:41:02,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:02,946 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:02,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397994188] [2020-10-20 01:41:02,947 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:02,947 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:02,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:02,948 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:02,948 INFO L87 Difference]: Start difference. First operand 44 states and 62 transitions. Second operand 5 states. [2020-10-20 01:41:03,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:03,001 INFO L93 Difference]: Finished difference Result 130 states and 193 transitions. [2020-10-20 01:41:03,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:41:03,002 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-10-20 01:41:03,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:03,002 INFO L225 Difference]: With dead ends: 130 [2020-10-20 01:41:03,003 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:41:03,004 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-20 01:41:03,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:41:03,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:41:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:41:03,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:41:03,005 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2020-10-20 01:41:03,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:03,006 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:41:03,006 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:03,006 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:41:03,006 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:41:03,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:41:03,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:41:03,185 INFO L274 CegarLoopResult]: For program point L349(lines 349 355) no Hoare annotation was computed. [2020-10-20 01:41:03,185 INFO L274 CegarLoopResult]: For program point L349-2(lines 349 355) no Hoare annotation was computed. [2020-10-20 01:41:03,186 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,186 INFO L274 CegarLoopResult]: For program point L349-4(lines 349 355) no Hoare annotation was computed. [2020-10-20 01:41:03,186 INFO L270 CegarLoopResult]: At program point L168(lines 168 174) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,186 INFO L270 CegarLoopResult]: At program point L168-1(lines 168 174) the Hoare annotation is: false [2020-10-20 01:41:03,187 INFO L270 CegarLoopResult]: At program point L168-2(lines 168 174) the Hoare annotation is: false [2020-10-20 01:41:03,187 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,187 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,187 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,187 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:41:03,187 INFO L274 CegarLoopResult]: For program point L317(lines 317 321) no Hoare annotation was computed. [2020-10-20 01:41:03,187 INFO L270 CegarLoopResult]: At program point L317-2(lines 161 167) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,188 INFO L274 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-20 01:41:03,188 INFO L274 CegarLoopResult]: For program point L483-1(line 483) no Hoare annotation was computed. [2020-10-20 01:41:03,188 INFO L274 CegarLoopResult]: For program point L417(lines 417 421) no Hoare annotation was computed. [2020-10-20 01:41:03,188 INFO L274 CegarLoopResult]: For program point L483-2(line 483) no Hoare annotation was computed. [2020-10-20 01:41:03,188 INFO L270 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: false [2020-10-20 01:41:03,188 INFO L270 CegarLoopResult]: At program point L385(lines 1 852) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:03,189 INFO L270 CegarLoopResult]: At program point L220(lines 215 223) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,189 INFO L270 CegarLoopResult]: At program point L220-1(lines 215 223) the Hoare annotation is: false [2020-10-20 01:41:03,189 INFO L270 CegarLoopResult]: At program point L220-2(lines 215 223) the Hoare annotation is: false [2020-10-20 01:41:03,189 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-20 01:41:03,189 INFO L270 CegarLoopResult]: At program point L105(lines 101 107) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:03,189 INFO L274 CegarLoopResult]: For program point L289(lines 289 295) no Hoare annotation was computed. [2020-10-20 01:41:03,189 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L270 CegarLoopResult]: At program point L289-1(lines 289 295) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,190 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L274 CegarLoopResult]: For program point L58-1(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L274 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L274 CegarLoopResult]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L274 CegarLoopResult]: For program point L405-6(lines 405 409) no Hoare annotation was computed. [2020-10-20 01:41:03,190 INFO L277 CegarLoopResult]: At program point L141(lines 122 144) the Hoare annotation is: true [2020-10-20 01:41:03,191 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,191 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:41:03,191 INFO L274 CegarLoopResult]: For program point L309(lines 309 322) no Hoare annotation was computed. [2020-10-20 01:41:03,191 INFO L270 CegarLoopResult]: At program point L161(lines 160 179) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,191 INFO L274 CegarLoopResult]: For program point L161-1(lines 161 167) no Hoare annotation was computed. [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L161-2(lines 160 179) the Hoare annotation is: false [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L161-3(lines 160 179) the Hoare annotation is: false [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L442(lines 437 445) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L442-1(lines 437 445) the Hoare annotation is: false [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L442-2(lines 437 445) the Hoare annotation is: false [2020-10-20 01:41:03,192 INFO L270 CegarLoopResult]: At program point L393(lines 388 396) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:03,193 INFO L270 CegarLoopResult]: At program point L327(lines 278 328) the Hoare annotation is: false [2020-10-20 01:41:03,193 INFO L274 CegarLoopResult]: For program point L345(lines 345 358) no Hoare annotation was computed. [2020-10-20 01:41:03,193 INFO L270 CegarLoopResult]: At program point L345-1(lines 1 852) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,193 INFO L274 CegarLoopResult]: For program point L345-2(lines 345 358) no Hoare annotation was computed. [2020-10-20 01:41:03,193 INFO L270 CegarLoopResult]: At program point L345-3(lines 1 852) the Hoare annotation is: false [2020-10-20 01:41:03,193 INFO L274 CegarLoopResult]: For program point L345-4(lines 345 358) no Hoare annotation was computed. [2020-10-20 01:41:03,193 INFO L270 CegarLoopResult]: At program point L345-5(lines 1 852) the Hoare annotation is: false [2020-10-20 01:41:03,194 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:41:03,194 INFO L274 CegarLoopResult]: For program point L280(lines 279 326) no Hoare annotation was computed. [2020-10-20 01:41:03,194 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:03,194 INFO L274 CegarLoopResult]: For program point L429(lines 429 433) no Hoare annotation was computed. [2020-10-20 01:41:03,194 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-20 01:41:03,194 INFO L277 CegarLoopResult]: At program point L132-1(lines 132 139) the Hoare annotation is: true [2020-10-20 01:41:03,195 INFO L274 CegarLoopResult]: For program point L281(lines 281 285) no Hoare annotation was computed. [2020-10-20 01:41:03,195 INFO L274 CegarLoopResult]: For program point L299(lines 299 305) no Hoare annotation was computed. [2020-10-20 01:41:03,195 INFO L270 CegarLoopResult]: At program point L299-1(lines 299 305) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:03,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:41:03 BoogieIcfgContainer [2020-10-20 01:41:03,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:41:03,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:41:03,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:41:03,217 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:41:03,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:01" (3/4) ... [2020-10-20 01:41:03,221 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:41:03,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:41:03,238 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:41:03,239 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:41:03,239 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:41:03,240 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:41:03,240 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:03,241 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:03,272 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:41:03,352 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:41:03,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:41:03,431 INFO L168 Benchmark]: Toolchain (without parser) took 3015.27 ms. Allocated memory was 39.8 MB in the beginning and 52.4 MB in the end (delta: 12.6 MB). Free memory was 14.6 MB in the beginning and 29.6 MB in the end (delta: -15.0 MB). Peak memory consumption was 16.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,432 INFO L168 Benchmark]: CDTParser took 0.86 ms. Allocated memory is still 30.4 MB. Free memory was 16.2 MB in the beginning and 16.1 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 573.05 ms. Allocated memory was 40.4 MB in the beginning and 42.5 MB in the end (delta: 2.1 MB). Free memory was 22.7 MB in the beginning and 16.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,433 INFO L168 Benchmark]: Boogie Procedure Inliner took 69.88 ms. Allocated memory is still 42.5 MB. Free memory was 16.6 MB in the beginning and 13.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,433 INFO L168 Benchmark]: Boogie Preprocessor took 42.72 ms. Allocated memory is still 42.5 MB. Free memory was 13.8 MB in the beginning and 11.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,434 INFO L168 Benchmark]: RCFGBuilder took 863.42 ms. Allocated memory was 42.5 MB in the beginning and 44.0 MB in the end (delta: 1.6 MB). Free memory was 11.6 MB in the beginning and 12.2 MB in the end (delta: -570.8 kB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,438 INFO L168 Benchmark]: TraceAbstraction took 1309.36 ms. Allocated memory was 44.0 MB in the beginning and 52.4 MB in the end (delta: 8.4 MB). Free memory was 11.6 MB in the beginning and 14.6 MB in the end (delta: -3.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,439 INFO L168 Benchmark]: Witness Printer took 135.90 ms. Allocated memory is still 52.4 MB. Free memory was 14.6 MB in the beginning and 29.6 MB in the end (delta: -15.0 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:03,444 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 ms. Allocated memory is still 30.4 MB. Free memory was 16.2 MB in the beginning and 16.1 MB in the end (delta: 41.7 kB). Peak memory consumption was 41.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 573.05 ms. Allocated memory was 40.4 MB in the beginning and 42.5 MB in the end (delta: 2.1 MB). Free memory was 22.7 MB in the beginning and 16.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 69.88 ms. Allocated memory is still 42.5 MB. Free memory was 16.6 MB in the beginning and 13.8 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 42.72 ms. Allocated memory is still 42.5 MB. Free memory was 13.8 MB in the beginning and 11.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 14.3 GB. * RCFGBuilder took 863.42 ms. Allocated memory was 42.5 MB in the beginning and 44.0 MB in the end (delta: 1.6 MB). Free memory was 11.6 MB in the beginning and 12.2 MB in the end (delta: -570.8 kB). Peak memory consumption was 3.7 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1309.36 ms. Allocated memory was 44.0 MB in the beginning and 52.4 MB in the end (delta: 8.4 MB). Free memory was 11.6 MB in the beginning and 14.6 MB in the end (delta: -3.0 MB). Peak memory consumption was 7.6 MB. Max. memory is 14.3 GB. * Witness Printer took 135.90 ms. Allocated memory is still 52.4 MB. Free memory was 14.6 MB in the beginning and 29.6 MB in the end (delta: -15.0 MB). Peak memory consumption was 3.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: methaneLevelCritical == 0 && pumpRunning == 0 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 60 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 217 SDtfs, 214 SDslu, 219 SDs, 0 SdLazy, 33 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 44 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 25 PreInvPairs, 66 NumberOfFragments, 94 HoareAnnotationTreeSize, 25 FomulaSimplifications, 1010 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 3150 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...