./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label14.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d05d1de5597bdaeecbf29f7010022c1cc3574fd .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-19 20:59:17,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 20:59:17,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 20:59:17,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 20:59:17,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 20:59:17,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 20:59:17,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 20:59:17,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 20:59:17,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 20:59:17,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 20:59:17,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 20:59:17,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 20:59:17,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 20:59:17,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 20:59:17,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 20:59:17,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 20:59:17,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 20:59:17,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 20:59:17,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 20:59:17,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 20:59:17,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 20:59:17,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 20:59:17,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 20:59:17,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 20:59:17,527 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 20:59:17,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 20:59:17,528 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 20:59:17,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 20:59:17,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 20:59:17,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 20:59:17,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 20:59:17,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 20:59:17,533 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 20:59:17,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 20:59:17,534 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 20:59:17,535 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 20:59:17,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 20:59:17,536 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 20:59:17,536 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 20:59:17,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 20:59:17,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 20:59:17,539 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-19 20:59:17,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 20:59:17,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 20:59:17,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 20:59:17,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 20:59:17,557 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 20:59:17,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 20:59:17,557 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-19 20:59:17,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 20:59:17,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-19 20:59:17,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 20:59:17,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-19 20:59:17,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 20:59:17,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-19 20:59:17,559 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-19 20:59:17,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-19 20:59:17,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 20:59:17,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-19 20:59:17,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 20:59:17,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 20:59:17,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 20:59:17,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 20:59:17,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 20:59:17,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 20:59:17,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 20:59:17,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-19 20:59:17,562 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-19 20:59:17,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-19 20:59:17,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-19 20:59:17,563 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d05d1de5597bdaeecbf29f7010022c1cc3574fd [2019-11-19 20:59:17,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 20:59:17,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 20:59:17,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 20:59:17,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 20:59:17,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 20:59:17,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label14.c [2019-11-19 20:59:17,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851061278/33851b1a66c84c4193ec034cd60c9d3d/FLAG056bbe0d6 [2019-11-19 20:59:18,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 20:59:18,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label14.c [2019-11-19 20:59:18,605 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851061278/33851b1a66c84c4193ec034cd60c9d3d/FLAG056bbe0d6 [2019-11-19 20:59:18,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851061278/33851b1a66c84c4193ec034cd60c9d3d [2019-11-19 20:59:18,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 20:59:18,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-19 20:59:18,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:18,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 20:59:18,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 20:59:18,842 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:18" (1/1) ... [2019-11-19 20:59:18,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dfec4c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:18, skipping insertion in model container [2019-11-19 20:59:18,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:59:18" (1/1) ... [2019-11-19 20:59:18,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 20:59:18,916 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 20:59:19,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:19,355 INFO L188 MainTranslator]: Completed pre-run [2019-11-19 20:59:19,523 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-19 20:59:19,540 INFO L192 MainTranslator]: Completed translation [2019-11-19 20:59:19,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19 WrapperNode [2019-11-19 20:59:19,541 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 20:59:19,542 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:19,542 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-19 20:59:19,542 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-19 20:59:19,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-19 20:59:19,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-19 20:59:19,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-19 20:59:19,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-19 20:59:19,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,715 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... [2019-11-19 20:59:19,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-19 20:59:19,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-19 20:59:19,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-19 20:59:19,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-19 20:59:19,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 20:59:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-19 20:59:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-19 20:59:21,229 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-19 20:59:21,229 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-19 20:59:21,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:21 BoogieIcfgContainer [2019-11-19 20:59:21,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-19 20:59:21,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-19 20:59:21,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-19 20:59:21,236 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-19 20:59:21,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:59:18" (1/3) ... [2019-11-19 20:59:21,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f71a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:21, skipping insertion in model container [2019-11-19 20:59:21,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:59:19" (2/3) ... [2019-11-19 20:59:21,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38f71a18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:59:21, skipping insertion in model container [2019-11-19 20:59:21,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:21" (3/3) ... [2019-11-19 20:59:21,241 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label14.c [2019-11-19 20:59:21,251 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-19 20:59:21,260 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-19 20:59:21,272 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-19 20:59:21,313 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-19 20:59:21,314 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-19 20:59:21,314 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-19 20:59:21,314 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-19 20:59:21,315 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-19 20:59:21,315 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-19 20:59:21,315 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-19 20:59:21,315 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-19 20:59:21,338 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-19 20:59:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-11-19 20:59:21,346 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:21,347 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:21,348 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:21,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:21,355 INFO L82 PathProgramCache]: Analyzing trace with hash -1843609039, now seen corresponding path program 1 times [2019-11-19 20:59:21,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:21,365 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502856314] [2019-11-19 20:59:21,366 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:21,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:21,659 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502856314] [2019-11-19 20:59:21,660 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:21,661 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-19 20:59:21,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406416286] [2019-11-19 20:59:21,670 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:21,671 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:21,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:21,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:21,689 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-19 20:59:23,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:23,359 INFO L93 Difference]: Finished difference Result 694 states and 1246 transitions. [2019-11-19 20:59:23,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:23,361 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2019-11-19 20:59:23,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:23,379 INFO L225 Difference]: With dead ends: 694 [2019-11-19 20:59:23,380 INFO L226 Difference]: Without dead ends: 421 [2019-11-19 20:59:23,385 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:23,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-19 20:59:23,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 282. [2019-11-19 20:59:23,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2019-11-19 20:59:23,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2019-11-19 20:59:23,447 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 31 [2019-11-19 20:59:23,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:23,448 INFO L462 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2019-11-19 20:59:23,448 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:23,448 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2019-11-19 20:59:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-19 20:59:23,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:23,455 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:23,456 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:23,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:23,456 INFO L82 PathProgramCache]: Analyzing trace with hash 616624572, now seen corresponding path program 1 times [2019-11-19 20:59:23,456 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:23,456 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24534441] [2019-11-19 20:59:23,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:24,189 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:24,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24534441] [2019-11-19 20:59:24,190 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:24,190 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-19 20:59:24,190 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894004327] [2019-11-19 20:59:24,193 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-19 20:59:24,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:24,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-19 20:59:24,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-19 20:59:24,195 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 8 states. [2019-11-19 20:59:25,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:25,651 INFO L93 Difference]: Finished difference Result 715 states and 1090 transitions. [2019-11-19 20:59:25,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-19 20:59:25,651 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 146 [2019-11-19 20:59:25,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:25,656 INFO L225 Difference]: With dead ends: 715 [2019-11-19 20:59:25,656 INFO L226 Difference]: Without dead ends: 435 [2019-11-19 20:59:25,658 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-19 20:59:25,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2019-11-19 20:59:25,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 421. [2019-11-19 20:59:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-19 20:59:25,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 576 transitions. [2019-11-19 20:59:25,701 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 576 transitions. Word has length 146 [2019-11-19 20:59:25,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:25,702 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 576 transitions. [2019-11-19 20:59:25,702 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-19 20:59:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 576 transitions. [2019-11-19 20:59:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-19 20:59:25,716 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:25,716 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:25,717 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:25,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:25,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1197128713, now seen corresponding path program 1 times [2019-11-19 20:59:25,718 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:25,720 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230726287] [2019-11-19 20:59:25,720 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:26,280 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230726287] [2019-11-19 20:59:26,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:26,281 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-19 20:59:26,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384242487] [2019-11-19 20:59:26,282 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-19 20:59:26,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:26,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-19 20:59:26,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-19 20:59:26,283 INFO L87 Difference]: Start difference. First operand 421 states and 576 transitions. Second operand 7 states. [2019-11-19 20:59:27,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:27,856 INFO L93 Difference]: Finished difference Result 991 states and 1446 transitions. [2019-11-19 20:59:27,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-19 20:59:27,860 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 212 [2019-11-19 20:59:27,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:27,866 INFO L225 Difference]: With dead ends: 991 [2019-11-19 20:59:27,866 INFO L226 Difference]: Without dead ends: 711 [2019-11-19 20:59:27,868 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-11-19 20:59:27,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 711 states. [2019-11-19 20:59:27,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 711 to 699. [2019-11-19 20:59:27,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-19 20:59:27,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 914 transitions. [2019-11-19 20:59:27,890 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 914 transitions. Word has length 212 [2019-11-19 20:59:27,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:27,891 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 914 transitions. [2019-11-19 20:59:27,891 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-19 20:59:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 914 transitions. [2019-11-19 20:59:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-19 20:59:27,897 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:27,898 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:27,898 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:27,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:27,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1537295179, now seen corresponding path program 1 times [2019-11-19 20:59:27,899 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:27,899 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634065774] [2019-11-19 20:59:27,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:28,083 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:28,084 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634065774] [2019-11-19 20:59:28,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:28,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-19 20:59:28,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825920986] [2019-11-19 20:59:28,086 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-19 20:59:28,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:28,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-19 20:59:28,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 20:59:28,088 INFO L87 Difference]: Start difference. First operand 699 states and 914 transitions. Second operand 5 states. [2019-11-19 20:59:29,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:29,652 INFO L93 Difference]: Finished difference Result 1535 states and 2110 transitions. [2019-11-19 20:59:29,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-19 20:59:29,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 221 [2019-11-19 20:59:29,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:29,662 INFO L225 Difference]: With dead ends: 1535 [2019-11-19 20:59:29,663 INFO L226 Difference]: Without dead ends: 699 [2019-11-19 20:59:29,665 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-19 20:59:29,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2019-11-19 20:59:29,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2019-11-19 20:59:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2019-11-19 20:59:29,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 774 transitions. [2019-11-19 20:59:29,690 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 774 transitions. Word has length 221 [2019-11-19 20:59:29,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:29,692 INFO L462 AbstractCegarLoop]: Abstraction has 699 states and 774 transitions. [2019-11-19 20:59:29,692 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-19 20:59:29,693 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 774 transitions. [2019-11-19 20:59:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2019-11-19 20:59:29,701 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:29,702 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:29,702 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:29,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:29,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1743086501, now seen corresponding path program 1 times [2019-11-19 20:59:29,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:29,704 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802210779] [2019-11-19 20:59:29,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:29,991 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802210779] [2019-11-19 20:59:29,991 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-19 20:59:29,991 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-19 20:59:29,992 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864698718] [2019-11-19 20:59:29,992 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-19 20:59:29,993 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:29,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-19 20:59:29,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:29,994 INFO L87 Difference]: Start difference. First operand 699 states and 774 transitions. Second operand 4 states. [2019-11-19 20:59:30,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:30,992 INFO L93 Difference]: Finished difference Result 1813 states and 2063 transitions. [2019-11-19 20:59:30,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-19 20:59:30,993 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 257 [2019-11-19 20:59:30,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:31,001 INFO L225 Difference]: With dead ends: 1813 [2019-11-19 20:59:31,002 INFO L226 Difference]: Without dead ends: 1116 [2019-11-19 20:59:31,004 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-19 20:59:31,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-19 20:59:31,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2019-11-19 20:59:31,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-19 20:59:31,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1243 transitions. [2019-11-19 20:59:31,050 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1243 transitions. Word has length 257 [2019-11-19 20:59:31,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:31,052 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1243 transitions. [2019-11-19 20:59:31,052 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-19 20:59:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1243 transitions. [2019-11-19 20:59:31,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-11-19 20:59:31,063 INFO L402 BasicCegarLoop]: Found error trace [2019-11-19 20:59:31,064 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-19 20:59:31,064 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-19 20:59:31,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-19 20:59:31,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1031152901, now seen corresponding path program 1 times [2019-11-19 20:59:31,065 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-19 20:59:31,066 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240658804] [2019-11-19 20:59:31,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-19 20:59:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:32,269 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 0 proven. 341 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-19 20:59:32,270 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240658804] [2019-11-19 20:59:32,270 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419095162] [2019-11-19 20:59:32,270 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 20:59:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-19 20:59:32,408 INFO L255 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 13 conjunts are in the unsatisfiable core [2019-11-19 20:59:32,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-19 20:59:32,496 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,497 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,498 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,500 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,508 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,510 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,512 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,513 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,516 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,523 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,524 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,528 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,536 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,537 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,540 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,548 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:32,550 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-19 20:59:33,278 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 250 proven. 62 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-19 20:59:33,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-19 20:59:33,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 4] total 15 [2019-11-19 20:59:33,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27906543] [2019-11-19 20:59:33,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-11-19 20:59:33,282 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-19 20:59:33,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-11-19 20:59:33,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2019-11-19 20:59:33,283 INFO L87 Difference]: Start difference. First operand 1116 states and 1243 transitions. Second operand 16 states. [2019-11-19 20:59:41,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-19 20:59:41,467 INFO L93 Difference]: Finished difference Result 4907 states and 5646 transitions. [2019-11-19 20:59:41,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-11-19 20:59:41,473 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 330 [2019-11-19 20:59:41,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-19 20:59:41,474 INFO L225 Difference]: With dead ends: 4907 [2019-11-19 20:59:41,474 INFO L226 Difference]: Without dead ends: 0 [2019-11-19 20:59:41,480 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 327 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=221, Invalid=835, Unknown=0, NotChecked=0, Total=1056 [2019-11-19 20:59:41,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-19 20:59:41,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-19 20:59:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-19 20:59:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-19 20:59:41,483 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 330 [2019-11-19 20:59:41,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-19 20:59:41,484 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-19 20:59:41,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-11-19 20:59:41,485 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-19 20:59:41,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-19 20:59:41,690 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-19 20:59:41,697 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-19 20:59:42,017 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 34 [2019-11-19 20:59:42,167 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 34 [2019-11-19 20:59:42,174 INFO L444 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-19 20:59:42,176 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,177 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,177 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,177 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,178 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,178 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,178 INFO L444 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-19 20:59:42,178 INFO L444 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-19 20:59:42,179 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-19 20:59:42,179 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-19 20:59:42,179 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-19 20:59:42,180 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-19 20:59:42,180 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-19 20:59:42,180 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-19 20:59:42,180 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-19 20:59:42,182 INFO L444 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-19 20:59:42,182 INFO L444 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-19 20:59:42,183 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,183 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,183 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,183 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,184 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,184 INFO L444 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-19 20:59:42,184 INFO L444 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-19 20:59:42,185 INFO L444 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-19 20:59:42,185 INFO L444 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-19 20:59:42,185 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-19 20:59:42,185 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-19 20:59:42,186 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-19 20:59:42,186 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-19 20:59:42,186 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-19 20:59:42,186 INFO L444 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-19 20:59:42,187 INFO L444 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-19 20:59:42,187 INFO L444 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-19 20:59:42,187 INFO L444 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-19 20:59:42,188 INFO L444 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-19 20:59:42,188 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,188 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,188 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,189 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,189 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,189 INFO L444 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-19 20:59:42,190 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-19 20:59:42,190 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-19 20:59:42,190 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-19 20:59:42,190 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-19 20:59:42,191 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-19 20:59:42,191 INFO L440 ceAbstractionStarter]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse5 (= 9 ~a19~0))) (let ((.cse0 (not .cse5)) (.cse3 (<= ~a1~0 218)) (.cse2 (not (= ~a10~0 3))) (.cse1 (<= ~a19~0 8)) (.cse4 (not (= ~a10~0 4)))) (or (and .cse0 (= 1 ~a10~0)) (and (not (= ~a19~0 6)) .cse1) (and .cse2 .cse3 .cse0 .cse4) (and .cse3 .cse1) (and (= 14 ~a4~0) (= ~a12~0 0) .cse5) (and .cse2 .cse1 .cse4)))) [2019-11-19 20:59:42,192 INFO L444 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-19 20:59:42,195 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-19 20:59:42,196 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-19 20:59:42,196 INFO L444 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-19 20:59:42,198 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,198 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,198 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,198 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,199 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,199 INFO L444 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-19 20:59:42,199 INFO L444 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-19 20:59:42,201 INFO L444 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-19 20:59:42,201 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-19 20:59:42,201 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-19 20:59:42,203 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-19 20:59:42,204 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-19 20:59:42,204 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-19 20:59:42,204 INFO L444 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-19 20:59:42,204 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-19 20:59:42,205 INFO L447 ceAbstractionStarter]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-19 20:59:42,205 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-19 20:59:42,205 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-19 20:59:42,205 INFO L444 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-19 20:59:42,206 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,206 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,206 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,206 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,207 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,207 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-19 20:59:42,207 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-19 20:59:42,208 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-19 20:59:42,208 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-19 20:59:42,208 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-19 20:59:42,208 INFO L444 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-19 20:59:42,209 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-19 20:59:42,209 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-19 20:59:42,209 INFO L444 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-19 20:59:42,209 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,210 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,210 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,210 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,211 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,214 INFO L444 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-19 20:59:42,218 INFO L444 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-19 20:59:42,219 INFO L444 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-19 20:59:42,219 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-19 20:59:42,219 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-19 20:59:42,219 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-19 20:59:42,220 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-19 20:59:42,221 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-19 20:59:42,221 INFO L440 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse5 (= 9 ~a19~0))) (let ((.cse0 (not .cse5)) (.cse3 (<= ~a1~0 218)) (.cse2 (not (= ~a10~0 3))) (.cse1 (<= ~a19~0 8)) (.cse4 (not (= ~a10~0 4)))) (or (and .cse0 (= 1 ~a10~0)) (and (not (= ~a19~0 6)) .cse1) (and .cse2 .cse3 .cse0 .cse4) (and .cse3 .cse1) (and (= 14 ~a4~0) (= ~a12~0 0) .cse5) (and .cse2 .cse1 .cse4)))) [2019-11-19 20:59:42,221 INFO L444 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-19 20:59:42,221 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,221 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,229 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,229 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,229 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-19 20:59:42,230 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,230 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,231 INFO L444 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-19 20:59:42,231 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-19 20:59:42,231 INFO L444 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-19 20:59:42,232 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-19 20:59:42,232 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-19 20:59:42,232 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-19 20:59:42,232 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-19 20:59:42,233 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-19 20:59:42,233 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-19 20:59:42,234 INFO L444 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-19 20:59:42,234 INFO L444 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-19 20:59:42,234 INFO L444 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-19 20:59:42,235 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-19 20:59:42,236 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,236 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,236 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,237 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,237 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,237 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,237 INFO L444 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-19 20:59:42,238 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-19 20:59:42,238 INFO L444 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-19 20:59:42,238 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-19 20:59:42,239 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-19 20:59:42,239 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-19 20:59:42,239 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-19 20:59:42,239 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-19 20:59:42,240 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-19 20:59:42,240 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-19 20:59:42,240 INFO L444 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-19 20:59:42,240 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-19 20:59:42,241 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-19 20:59:42,241 INFO L444 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-19 20:59:42,241 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-19 20:59:42,241 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-19 20:59:42,242 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,242 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,242 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,242 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,243 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,243 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,243 INFO L444 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-19 20:59:42,244 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-19 20:59:42,244 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-19 20:59:42,244 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-19 20:59:42,244 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-19 20:59:42,245 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-19 20:59:42,245 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-19 20:59:42,245 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-19 20:59:42,245 INFO L444 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-19 20:59:42,246 INFO L444 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-19 20:59:42,246 INFO L444 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-19 20:59:42,246 INFO L444 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-19 20:59:42,246 INFO L444 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-19 20:59:42,247 INFO L444 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-19 20:59:42,247 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,247 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,247 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,248 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,248 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,248 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,248 INFO L444 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-19 20:59:42,249 INFO L444 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-19 20:59:42,249 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-19 20:59:42,249 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-19 20:59:42,249 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-19 20:59:42,250 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-19 20:59:42,250 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-19 20:59:42,250 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-19 20:59:42,250 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-19 20:59:42,251 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-19 20:59:42,251 INFO L444 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-19 20:59:42,251 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-19 20:59:42,252 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 97) no Hoare annotation was computed. [2019-11-19 20:59:42,252 INFO L444 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-19 20:59:42,252 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,252 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,253 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,253 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,253 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,253 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-19 20:59:42,254 INFO L444 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-19 20:59:42,254 INFO L444 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-19 20:59:42,254 INFO L444 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-19 20:59:42,254 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-19 20:59:42,255 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-19 20:59:42,255 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-19 20:59:42,255 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-19 20:59:42,256 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-19 20:59:42,256 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-19 20:59:42,256 INFO L444 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-19 20:59:42,256 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-19 20:59:42,256 INFO L444 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-19 20:59:42,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:59:42 BoogieIcfgContainer [2019-11-19 20:59:42,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-19 20:59:42,316 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-19 20:59:42,316 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-19 20:59:42,316 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-19 20:59:42,317 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:59:21" (3/4) ... [2019-11-19 20:59:42,325 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-19 20:59:42,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-19 20:59:42,376 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-19 20:59:42,630 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-19 20:59:42,631 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-19 20:59:42,633 INFO L168 Benchmark]: Toolchain (without parser) took 23797.65 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 633.9 MB). Free memory was 955.0 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 514.4 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,633 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 20:59:42,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,635 INFO L168 Benchmark]: Boogie Preprocessor took 100.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,635 INFO L168 Benchmark]: RCFGBuilder took 1466.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,636 INFO L168 Benchmark]: TraceAbstraction took 21082.81 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 479.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -79.8 MB). Peak memory consumption was 400.0 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,636 INFO L168 Benchmark]: Witness Printer took 315.23 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2019-11-19 20:59:42,639 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 704.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 122.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1466.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 103.7 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21082.81 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 479.7 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -79.8 MB). Peak memory consumption was 400.0 MB. Max. memory is 11.5 GB. * Witness Printer took 315.23 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 97]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((!(9 == a19) && 1 == a10) || (!(a19 == 6) && a19 <= 8)) || (((!(a10 == 3) && a1 <= 218) && !(9 == a19)) && !(a10 == 4))) || (a1 <= 218 && a19 <= 8)) || ((14 == a4 && a12 == 0) && 9 == a19)) || ((!(a10 == 3) && a19 <= 8) && !(a10 == 4)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((!(9 == a19) && 1 == a10) || (!(a19 == 6) && a19 <= 8)) || (((!(a10 == 3) && a1 <= 218) && !(9 == a19)) && !(a10 == 4))) || (a1 <= 218 && a19 <= 8)) || ((14 == a4 && a12 == 0) && 9 == a19)) || ((!(a10 == 3) && a19 <= 8) && !(a10 == 4)) - InvariantResult [Line: 576]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Result: SAFE, OverallTime: 20.9s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 15.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 421 SDtfs, 3129 SDslu, 272 SDs, 0 SdLazy, 12456 SolverSat, 1447 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 389 GetRequests, 334 SyntacticMatches, 4 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1116occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 165 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 93 NumberOfFragments, 125 HoareAnnotationTreeSize, 3 FomulaSimplifications, 13789 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 612 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1527 NumberOfCodeBlocks, 1527 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1520 ConstructedInterpolants, 73 QuantifiedInterpolants, 3048125 SizeOfPredicates, 4 NumberOfNonLiveVariables, 443 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 727/1130 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...