./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec1_product28.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_product28.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 2ea0609e9ca0eb21cb0e9fe8358b376160b012e7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 01:41:31,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 01:41:31,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 01:41:31,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 01:41:31,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 01:41:31,417 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 01:41:31,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 01:41:31,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 01:41:31,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 01:41:31,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 01:41:31,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 01:41:31,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 01:41:31,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 01:41:31,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 01:41:31,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 01:41:31,442 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 01:41:31,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 01:41:31,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 01:41:31,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 01:41:31,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 01:41:31,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 01:41:31,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 01:41:31,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 01:41:31,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 01:41:31,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 01:41:31,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 01:41:31,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 01:41:31,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 01:41:31,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 01:41:31,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 01:41:31,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 01:41:31,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 01:41:31,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 01:41:31,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 01:41:31,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 01:41:31,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 01:41:31,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 01:41:31,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 01:41:31,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 01:41:31,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 01:41:31,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 01:41:31,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-20 01:41:31,539 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 01:41:31,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 01:41:31,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 01:41:31,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 01:41:31,542 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 01:41:31,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 01:41:31,542 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 01:41:31,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 01:41:31,543 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 01:41:31,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 01:41:31,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 01:41:31,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 01:41:31,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 01:41:31,544 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 01:41:31,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 01:41:31,545 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 01:41:31,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 01:41:31,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 01:41:31,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 01:41:31,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 01:41:31,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 01:41:31,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 01:41:31,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 01:41:31,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 01:41:31,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 01:41:31,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 01:41:31,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 01:41:31,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 01:41:31,548 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 01:41:31,548 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 -> 2ea0609e9ca0eb21cb0e9fe8358b376160b012e7 [2020-10-20 01:41:31,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 01:41:31,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 01:41:31,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 01:41:31,778 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 01:41:31,778 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 01:41:31,779 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2020-10-20 01:41:31,864 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55690fcf/0446c131316b4470ad089e0653bba084/FLAG81cae000b [2020-10-20 01:41:32,455 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 01:41:32,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2020-10-20 01:41:32,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55690fcf/0446c131316b4470ad089e0653bba084/FLAG81cae000b [2020-10-20 01:41:32,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e55690fcf/0446c131316b4470ad089e0653bba084 [2020-10-20 01:41:32,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 01:41:32,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 01:41:32,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:32,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 01:41:32,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 01:41:32,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:32" (1/1) ... [2020-10-20 01:41:32,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53cc601d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:32, skipping insertion in model container [2020-10-20 01:41:32,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 01:41:32" (1/1) ... [2020-10-20 01:41:32,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 01:41:32,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 01:41:33,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:33,189 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 01:41:33,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 01:41:33,334 INFO L208 MainTranslator]: Completed translation [2020-10-20 01:41:33,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33 WrapperNode [2020-10-20 01:41:33,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 01:41:33,336 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:33,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 01:41:33,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 01:41:33,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 01:41:33,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 01:41:33,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 01:41:33,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 01:41:33,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (1/1) ... [2020-10-20 01:41:33,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 01:41:33,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 01:41:33,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 01:41:33,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 01:41:33,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (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 01:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 01:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 01:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 01:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 01:41:34,323 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 01:41:34,323 INFO L298 CfgBuilder]: Removed 108 assume(true) statements. [2020-10-20 01:41:34,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:34 BoogieIcfgContainer [2020-10-20 01:41:34,326 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 01:41:34,327 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 01:41:34,327 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 01:41:34,330 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 01:41:34,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 01:41:32" (1/3) ... [2020-10-20 01:41:34,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef1b8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:34, skipping insertion in model container [2020-10-20 01:41:34,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 01:41:33" (2/3) ... [2020-10-20 01:41:34,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ef1b8f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 01:41:34, skipping insertion in model container [2020-10-20 01:41:34,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:34" (3/3) ... [2020-10-20 01:41:34,335 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product28.cil.c [2020-10-20 01:41:34,346 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 01:41:34,354 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-20 01:41:34,368 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-10-20 01:41:34,392 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 01:41:34,393 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 01:41:34,393 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 01:41:34,393 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 01:41:34,393 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 01:41:34,394 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 01:41:34,394 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 01:41:34,394 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 01:41:34,410 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2020-10-20 01:41:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-20 01:41:34,416 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:34,417 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 01:41:34,418 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:34,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:34,423 INFO L82 PathProgramCache]: Analyzing trace with hash 944324404, now seen corresponding path program 1 times [2020-10-20 01:41:34,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:34,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380531216] [2020-10-20 01:41:34,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:34,723 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 01:41:34,724 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380531216] [2020-10-20 01:41:34,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:34,725 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 01:41:34,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052799024] [2020-10-20 01:41:34,732 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-20 01:41:34,733 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:34,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-20 01:41:34,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-20 01:41:34,750 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 2 states. [2020-10-20 01:41:34,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:34,781 INFO L93 Difference]: Finished difference Result 151 states and 224 transitions. [2020-10-20 01:41:34,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-20 01:41:34,783 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2020-10-20 01:41:34,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:34,795 INFO L225 Difference]: With dead ends: 151 [2020-10-20 01:41:34,796 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 01:41:34,799 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 01:41:34,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 01:41:34,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2020-10-20 01:41:34,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 01:41:34,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 102 transitions. [2020-10-20 01:41:34,845 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 102 transitions. Word has length 16 [2020-10-20 01:41:34,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:34,846 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 102 transitions. [2020-10-20 01:41:34,846 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-20 01:41:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2020-10-20 01:41:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-20 01:41:34,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:34,848 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 01:41:34,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 01:41:34,849 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:34,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:34,849 INFO L82 PathProgramCache]: Analyzing trace with hash -102432493, now seen corresponding path program 1 times [2020-10-20 01:41:34,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:34,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729023899] [2020-10-20 01:41:34,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:34,985 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 01:41:34,986 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729023899] [2020-10-20 01:41:34,986 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:34,986 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:41:34,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351625598] [2020-10-20 01:41:34,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:41:34,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:34,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:41:34,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:34,990 INFO L87 Difference]: Start difference. First operand 73 states and 102 transitions. Second operand 3 states. [2020-10-20 01:41:35,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:35,004 INFO L93 Difference]: Finished difference Result 73 states and 102 transitions. [2020-10-20 01:41:35,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:41:35,005 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-10-20 01:41:35,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:35,006 INFO L225 Difference]: With dead ends: 73 [2020-10-20 01:41:35,006 INFO L226 Difference]: Without dead ends: 35 [2020-10-20 01:41:35,007 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 01:41:35,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-20 01:41:35,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2020-10-20 01:41:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2020-10-20 01:41:35,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2020-10-20 01:41:35,014 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 17 [2020-10-20 01:41:35,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:35,014 INFO L481 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2020-10-20 01:41:35,014 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:41:35,015 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2020-10-20 01:41:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-10-20 01:41:35,016 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:35,016 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 01:41:35,016 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 01:41:35,017 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:35,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:35,017 INFO L82 PathProgramCache]: Analyzing trace with hash 1208826733, now seen corresponding path program 1 times [2020-10-20 01:41:35,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:35,018 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350638543] [2020-10-20 01:41:35,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:35,126 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 01:41:35,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350638543] [2020-10-20 01:41:35,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:35,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 01:41:35,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214697422] [2020-10-20 01:41:35,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 01:41:35,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:35,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 01:41:35,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-20 01:41:35,131 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand 3 states. [2020-10-20 01:41:35,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:35,180 INFO L93 Difference]: Finished difference Result 93 states and 135 transitions. [2020-10-20 01:41:35,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 01:41:35,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-10-20 01:41:35,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:35,183 INFO L225 Difference]: With dead ends: 93 [2020-10-20 01:41:35,183 INFO L226 Difference]: Without dead ends: 64 [2020-10-20 01:41:35,184 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 01:41:35,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-10-20 01:41:35,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2020-10-20 01:41:35,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2020-10-20 01:41:35,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 87 transitions. [2020-10-20 01:41:35,195 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 87 transitions. Word has length 22 [2020-10-20 01:41:35,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:35,196 INFO L481 AbstractCegarLoop]: Abstraction has 60 states and 87 transitions. [2020-10-20 01:41:35,196 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 01:41:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2020-10-20 01:41:35,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-20 01:41:35,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:35,198 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 01:41:35,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-20 01:41:35,198 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:35,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:35,199 INFO L82 PathProgramCache]: Analyzing trace with hash 2134348466, now seen corresponding path program 1 times [2020-10-20 01:41:35,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:35,200 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195479311] [2020-10-20 01:41:35,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:35,305 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 01:41:35,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195479311] [2020-10-20 01:41:35,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:35,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:35,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495187782] [2020-10-20 01:41:35,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:35,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:35,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:35,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:35,308 INFO L87 Difference]: Start difference. First operand 60 states and 87 transitions. Second operand 5 states. [2020-10-20 01:41:35,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:35,411 INFO L93 Difference]: Finished difference Result 298 states and 454 transitions. [2020-10-20 01:41:35,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 01:41:35,412 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2020-10-20 01:41:35,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:35,415 INFO L225 Difference]: With dead ends: 298 [2020-10-20 01:41:35,415 INFO L226 Difference]: Without dead ends: 244 [2020-10-20 01:41:35,416 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 01:41:35,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2020-10-20 01:41:35,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 108. [2020-10-20 01:41:35,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-20 01:41:35,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 157 transitions. [2020-10-20 01:41:35,436 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 157 transitions. Word has length 23 [2020-10-20 01:41:35,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:35,436 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 157 transitions. [2020-10-20 01:41:35,436 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:35,437 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 157 transitions. [2020-10-20 01:41:35,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-10-20 01:41:35,438 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 01:41:35,439 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, 1] [2020-10-20 01:41:35,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-20 01:41:35,439 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-20 01:41:35,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 01:41:35,440 INFO L82 PathProgramCache]: Analyzing trace with hash -207760452, now seen corresponding path program 1 times [2020-10-20 01:41:35,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 01:41:35,441 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980850983] [2020-10-20 01:41:35,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 01:41:35,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 01:41:35,542 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 01:41:35,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980850983] [2020-10-20 01:41:35,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 01:41:35,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 01:41:35,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397222559] [2020-10-20 01:41:35,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 01:41:35,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 01:41:35,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 01:41:35,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-20 01:41:35,546 INFO L87 Difference]: Start difference. First operand 108 states and 157 transitions. Second operand 5 states. [2020-10-20 01:41:35,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 01:41:35,654 INFO L93 Difference]: Finished difference Result 304 states and 455 transitions. [2020-10-20 01:41:35,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 01:41:35,655 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2020-10-20 01:41:35,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 01:41:35,656 INFO L225 Difference]: With dead ends: 304 [2020-10-20 01:41:35,656 INFO L226 Difference]: Without dead ends: 0 [2020-10-20 01:41:35,658 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 01:41:35,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-20 01:41:35,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-20 01:41:35,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-20 01:41:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-20 01:41:35,663 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2020-10-20 01:41:35,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 01:41:35,664 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-20 01:41:35,664 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 01:41:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-20 01:41:35,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-20 01:41:35,665 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 01:41:35,668 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-20 01:41:35,899 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L630(lines 630 647) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L630-1(lines 630 647) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L630-2(lines 630 647) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,900 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,901 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-20 01:41:35,901 INFO L274 CegarLoopResult]: For program point L796(lines 796 802) no Hoare annotation was computed. [2020-10-20 01:41:35,901 INFO L274 CegarLoopResult]: For program point L796-2(lines 796 802) no Hoare annotation was computed. [2020-10-20 01:41:35,901 INFO L274 CegarLoopResult]: For program point L796-4(lines 796 802) no Hoare annotation was computed. [2020-10-20 01:41:35,902 INFO L270 CegarLoopResult]: At program point L598(lines 597 616) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,902 INFO L274 CegarLoopResult]: For program point L565(lines 565 571) no Hoare annotation was computed. [2020-10-20 01:41:35,902 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 604) no Hoare annotation was computed. [2020-10-20 01:41:35,902 INFO L270 CegarLoopResult]: At program point L565-1(lines 598 604) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,902 INFO L270 CegarLoopResult]: At program point L598-2(lines 597 616) the Hoare annotation is: false [2020-10-20 01:41:35,903 INFO L270 CegarLoopResult]: At program point L598-3(lines 597 616) the Hoare annotation is: false [2020-10-20 01:41:35,903 INFO L274 CegarLoopResult]: For program point L863(lines 863 867) no Hoare annotation was computed. [2020-10-20 01:41:35,903 INFO L274 CegarLoopResult]: For program point L863-1(lines 598 604) no Hoare annotation was computed. [2020-10-20 01:41:35,903 INFO L274 CegarLoopResult]: For program point L764(lines 764 770) no Hoare annotation was computed. [2020-10-20 01:41:35,903 INFO L270 CegarLoopResult]: At program point L764-1(lines 764 770) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,903 INFO L270 CegarLoopResult]: At program point L467(lines 462 470) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,904 INFO L270 CegarLoopResult]: At program point L467-1(lines 462 470) the Hoare annotation is: false [2020-10-20 01:41:35,904 INFO L270 CegarLoopResult]: At program point L467-2(lines 462 470) the Hoare annotation is: false [2020-10-20 01:41:35,904 INFO L274 CegarLoopResult]: For program point L930(lines 930 937) no Hoare annotation was computed. [2020-10-20 01:41:35,905 INFO L277 CegarLoopResult]: At program point L930-1(lines 930 937) the Hoare annotation is: true [2020-10-20 01:41:35,905 INFO L274 CegarLoopResult]: For program point L634(lines 634 642) no Hoare annotation was computed. [2020-10-20 01:41:35,905 INFO L274 CegarLoopResult]: For program point L634-1(lines 634 642) no Hoare annotation was computed. [2020-10-20 01:41:35,905 INFO L274 CegarLoopResult]: For program point L634-2(lines 634 642) no Hoare annotation was computed. [2020-10-20 01:41:35,906 INFO L274 CegarLoopResult]: For program point L750(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,906 INFO L274 CegarLoopResult]: For program point L750-2(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,906 INFO L274 CegarLoopResult]: For program point L750-3(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,906 INFO L274 CegarLoopResult]: For program point L750-5(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,906 INFO L274 CegarLoopResult]: For program point L750-6(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,907 INFO L274 CegarLoopResult]: For program point L750-8(lines 750 754) no Hoare annotation was computed. [2020-10-20 01:41:35,907 INFO L270 CegarLoopResult]: At program point L701(lines 696 704) the Hoare annotation is: (and (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,907 INFO L270 CegarLoopResult]: At program point L701-1(lines 696 704) the Hoare annotation is: false [2020-10-20 01:41:35,907 INFO L270 CegarLoopResult]: At program point L701-2(lines 696 704) the Hoare annotation is: false [2020-10-20 01:41:35,908 INFO L274 CegarLoopResult]: For program point L454(lines 454 458) no Hoare annotation was computed. [2020-10-20 01:41:35,908 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-20 01:41:35,908 INFO L274 CegarLoopResult]: For program point L537(lines 537 543) no Hoare annotation was computed. [2020-10-20 01:41:35,908 INFO L270 CegarLoopResult]: At program point L537-1(lines 537 543) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,908 INFO L270 CegarLoopResult]: At program point L835(lines 1 942) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:35,909 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,909 INFO L270 CegarLoopResult]: At program point L605(lines 605 611) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,909 INFO L270 CegarLoopResult]: At program point L605-1(lines 605 611) the Hoare annotation is: false [2020-10-20 01:41:35,909 INFO L270 CegarLoopResult]: At program point L605-2(lines 605 611) the Hoare annotation is: false [2020-10-20 01:41:35,910 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-20 01:41:35,910 INFO L274 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-10-20 01:41:35,910 INFO L270 CegarLoopResult]: At program point L508(lines 503 511) the Hoare annotation is: false [2020-10-20 01:41:35,910 INFO L270 CegarLoopResult]: At program point L508-1(lines 503 511) the Hoare annotation is: false [2020-10-20 01:41:35,911 INFO L274 CegarLoopResult]: For program point L442(lines 442 446) no Hoare annotation was computed. [2020-10-20 01:41:35,911 INFO L270 CegarLoopResult]: At program point L508-2(lines 503 511) the Hoare annotation is: false [2020-10-20 01:41:35,911 INFO L270 CegarLoopResult]: At program point L756(lines 741 759) the Hoare annotation is: false [2020-10-20 01:41:35,911 INFO L270 CegarLoopResult]: At program point L756-1(lines 741 759) the Hoare annotation is: false [2020-10-20 01:41:35,911 INFO L270 CegarLoopResult]: At program point L756-2(lines 741 759) the Hoare annotation is: false [2020-10-20 01:41:35,912 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-10-20 01:41:35,912 INFO L274 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2020-10-20 01:41:35,912 INFO L274 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2020-10-20 01:41:35,912 INFO L277 CegarLoopResult]: At program point L939(lines 920 942) the Hoare annotation is: true [2020-10-20 01:41:35,912 INFO L270 CegarLoopResult]: At program point L907(lines 903 909) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:35,913 INFO L270 CegarLoopResult]: At program point L577(lines 526 578) the Hoare annotation is: false [2020-10-20 01:41:35,913 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-20 01:41:35,913 INFO L274 CegarLoopResult]: For program point L792(lines 792 805) no Hoare annotation was computed. [2020-10-20 01:41:35,913 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-20 01:41:35,914 INFO L270 CegarLoopResult]: At program point L792-1(lines 1 942) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,914 INFO L274 CegarLoopResult]: For program point L792-2(lines 792 805) no Hoare annotation was computed. [2020-10-20 01:41:35,936 INFO L270 CegarLoopResult]: At program point L792-3(lines 1 942) the Hoare annotation is: false [2020-10-20 01:41:35,936 INFO L274 CegarLoopResult]: For program point L792-4(lines 792 805) no Hoare annotation was computed. [2020-10-20 01:41:35,937 INFO L270 CegarLoopResult]: At program point L792-5(lines 1 942) the Hoare annotation is: false [2020-10-20 01:41:35,937 INFO L274 CegarLoopResult]: For program point L528(lines 527 576) no Hoare annotation was computed. [2020-10-20 01:41:35,937 INFO L270 CegarLoopResult]: At program point L859-2(lines 859 873) the Hoare annotation is: false [2020-10-20 01:41:35,937 INFO L274 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2020-10-20 01:41:35,937 INFO L274 CegarLoopResult]: For program point L430(lines 430 434) no Hoare annotation was computed. [2020-10-20 01:41:35,940 INFO L270 CegarLoopResult]: At program point L843(lines 838 846) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-20 01:41:35,940 INFO L274 CegarLoopResult]: For program point L430-3(lines 430 434) no Hoare annotation was computed. [2020-10-20 01:41:35,941 INFO L274 CegarLoopResult]: For program point L430-6(lines 430 434) no Hoare annotation was computed. [2020-10-20 01:41:35,941 INFO L274 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-10-20 01:41:35,941 INFO L274 CegarLoopResult]: For program point L547(lines 547 553) no Hoare annotation was computed. [2020-10-20 01:41:35,942 INFO L270 CegarLoopResult]: At program point L547-1(lines 547 553) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2020-10-20 01:41:35,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 01:41:35 BoogieIcfgContainer [2020-10-20 01:41:35,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 01:41:35,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 01:41:35,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 01:41:35,982 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 01:41:35,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 01:41:34" (3/4) ... [2020-10-20 01:41:35,998 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-20 01:41:36,017 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-10-20 01:41:36,018 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-10-20 01:41:36,019 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-10-20 01:41:36,020 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-10-20 01:41:36,020 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-10-20 01:41:36,021 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:36,022 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-20 01:41:36,057 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 [2020-10-20 01:41:36,123 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 01:41:36,123 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 01:41:36,125 INFO L168 Benchmark]: Toolchain (without parser) took 3424.60 ms. Allocated memory was 35.1 MB in the beginning and 59.8 MB in the end (delta: 24.6 MB). Free memory was 15.5 MB in the beginning and 28.1 MB in the end (delta: -12.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,126 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 10.1 MB in the beginning and 10.0 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.68 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 14.7 MB in the beginning and 26.3 MB in the end (delta: -11.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,127 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.26 ms. Allocated memory is still 45.1 MB. Free memory was 26.3 MB in the beginning and 23.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,127 INFO L168 Benchmark]: Boogie Preprocessor took 40.17 ms. Allocated memory is still 45.1 MB. Free memory was 23.1 MB in the beginning and 20.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,128 INFO L168 Benchmark]: RCFGBuilder took 864.33 ms. Allocated memory was 45.1 MB in the beginning and 48.8 MB in the end (delta: 3.7 MB). Free memory was 20.5 MB in the beginning and 20.1 MB in the end (delta: 448.3 kB). Peak memory consumption was 13.6 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,129 INFO L168 Benchmark]: TraceAbstraction took 1654.92 ms. Allocated memory was 48.8 MB in the beginning and 59.8 MB in the end (delta: 11.0 MB). Free memory was 19.7 MB in the beginning and 37.5 MB in the end (delta: -17.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,129 INFO L168 Benchmark]: Witness Printer took 141.10 ms. Allocated memory is still 59.8 MB. Free memory was 36.9 MB in the beginning and 28.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 MB. Max. memory is 14.3 GB. [2020-10-20 01:41:36,132 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 33.6 MB. Free memory was 10.1 MB in the beginning and 10.0 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 628.68 ms. Allocated memory was 35.1 MB in the beginning and 45.1 MB in the end (delta: 10.0 MB). Free memory was 14.7 MB in the beginning and 26.3 MB in the end (delta: -11.6 MB). Peak memory consumption was 14.4 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 84.26 ms. Allocated memory is still 45.1 MB. Free memory was 26.3 MB in the beginning and 23.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 40.17 ms. Allocated memory is still 45.1 MB. Free memory was 23.1 MB in the beginning and 20.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 14.3 GB. * RCFGBuilder took 864.33 ms. Allocated memory was 45.1 MB in the beginning and 48.8 MB in the end (delta: 3.7 MB). Free memory was 20.5 MB in the beginning and 20.1 MB in the end (delta: 448.3 kB). Peak memory consumption was 13.6 MB. Max. memory is 14.3 GB. * TraceAbstraction took 1654.92 ms. Allocated memory was 48.8 MB in the beginning and 59.8 MB in the end (delta: 11.0 MB). Free memory was 19.7 MB in the beginning and 37.5 MB in the end (delta: -17.7 MB). Peak memory consumption was 21.3 MB. Max. memory is 14.3 GB. * Witness Printer took 141.10 ms. Allocated memory is still 59.8 MB. Free memory was 36.9 MB in the beginning and 28.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.8 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: 859]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 537]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 920]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 764]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 597]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: pumpRunning == 0 && splverifierCounter == 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: (\result == 0 && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 741]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 462]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 333 SDtfs, 352 SDslu, 333 SDs, 0 SdLazy, 47 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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, 140 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 116 HoareAnnotationTreeSize, 32 FomulaSimplifications, 2679 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...