./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem10_label30.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 5e9f687b42339afcb86609638d702908304a6728 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 16:05:37,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:05:37,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:05:37,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:05:37,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:05:37,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:05:37,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:05:37,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:05:37,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:05:37,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:05:37,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:05:37,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:05:37,464 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:05:37,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:05:37,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:05:37,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:05:37,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:05:37,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:05:37,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:05:37,480 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:05:37,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:05:37,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:05:37,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:05:37,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:05:37,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:05:37,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:05:37,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:05:37,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:05:37,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:05:37,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:05:37,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:05:37,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:05:37,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:05:37,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:05:37,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:05:37,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:05:37,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:05:37,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:05:37,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:05:37,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:05:37,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:05:37,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:05:37,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:05:37,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:05:37,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:05:37,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:05:37,519 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:05:37,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:05:37,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:05:37,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:05:37,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:05:37,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:05:37,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:05:37,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:05:37,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:05:37,522 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:05:37,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:05:37,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:05:37,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:05:37,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:05:37,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:05:37,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:05:37,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:05:37,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:05:37,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:05:37,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:05:37,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:05:37,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:05:37,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:05:37,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:05:37,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:05:37,526 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 -> 5e9f687b42339afcb86609638d702908304a6728 [2019-11-28 16:05:37,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:05:37,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:05:37,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:05:37,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:05:37,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:05:37,888 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label30.c [2019-11-28 16:05:37,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ef4aa908/a2485364a96547919586e5bafb79a4bb/FLAG97827d491 [2019-11-28 16:05:38,518 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:05:38,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label30.c [2019-11-28 16:05:38,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ef4aa908/a2485364a96547919586e5bafb79a4bb/FLAG97827d491 [2019-11-28 16:05:38,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ef4aa908/a2485364a96547919586e5bafb79a4bb [2019-11-28 16:05:38,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:05:38,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:05:38,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:05:38,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:05:38,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:05:38,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:05:38" (1/1) ... [2019-11-28 16:05:38,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5778aac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:38, skipping insertion in model container [2019-11-28 16:05:38,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:05:38" (1/1) ... [2019-11-28 16:05:38,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:05:38,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:05:39,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:05:39,383 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:05:39,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:05:39,561 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:05:39,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39 WrapperNode [2019-11-28 16:05:39,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:05:39,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:05:39,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:05:39,563 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:05:39,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:05:39,659 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:05:39,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:05:39,660 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:05:39,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,677 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,730 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... [2019-11-28 16:05:39,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:05:39,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:05:39,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:05:39,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:05:39,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:05:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:05:39,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:05:41,202 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:05:41,203 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 16:05:41,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:41 BoogieIcfgContainer [2019-11-28 16:05:41,204 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:05:41,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:05:41,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:05:41,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:05:41,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:05:38" (1/3) ... [2019-11-28 16:05:41,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9a5b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:05:41, skipping insertion in model container [2019-11-28 16:05:41,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:05:39" (2/3) ... [2019-11-28 16:05:41,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e9a5b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:05:41, skipping insertion in model container [2019-11-28 16:05:41,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:41" (3/3) ... [2019-11-28 16:05:41,213 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label30.c [2019-11-28 16:05:41,224 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:05:41,233 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:05:41,248 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:05:41,279 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:05:41,279 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:05:41,280 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:05:41,280 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:05:41,280 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:05:41,281 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:05:41,281 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:05:41,281 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:05:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2019-11-28 16:05:41,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-11-28 16:05:41,321 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:41,322 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, 1, 1, 1] [2019-11-28 16:05:41,323 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:41,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:41,333 INFO L82 PathProgramCache]: Analyzing trace with hash 1089129850, now seen corresponding path program 1 times [2019-11-28 16:05:41,347 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:41,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354637086] [2019-11-28 16:05:41,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:41,760 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354637086] [2019-11-28 16:05:41,761 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:41,762 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:05:41,764 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187138146] [2019-11-28 16:05:41,768 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:41,769 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:41,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:41,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:41,786 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2019-11-28 16:05:43,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:43,482 INFO L93 Difference]: Finished difference Result 709 states and 1261 transitions. [2019-11-28 16:05:43,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:43,484 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2019-11-28 16:05:43,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:43,503 INFO L225 Difference]: With dead ends: 709 [2019-11-28 16:05:43,503 INFO L226 Difference]: Without dead ends: 421 [2019-11-28 16:05:43,508 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 [2019-11-28 16:05:43,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-11-28 16:05:43,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2019-11-28 16:05:43,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-11-28 16:05:43,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 611 transitions. [2019-11-28 16:05:43,588 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 611 transitions. Word has length 34 [2019-11-28 16:05:43,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:43,588 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 611 transitions. [2019-11-28 16:05:43,589 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 611 transitions. [2019-11-28 16:05:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-28 16:05:43,595 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:43,595 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, 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] [2019-11-28 16:05:43,595 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:43,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:43,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1202022428, now seen corresponding path program 1 times [2019-11-28 16:05:43,597 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:43,598 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755542513] [2019-11-28 16:05:43,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:43,851 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755542513] [2019-11-28 16:05:43,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:43,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:05:43,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618601711] [2019-11-28 16:05:43,854 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:43,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:43,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:43,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:43,858 INFO L87 Difference]: Start difference. First operand 421 states and 611 transitions. Second operand 4 states. [2019-11-28 16:05:44,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:44,925 INFO L93 Difference]: Finished difference Result 1674 states and 2436 transitions. [2019-11-28 16:05:44,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:44,926 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 104 [2019-11-28 16:05:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:44,933 INFO L225 Difference]: With dead ends: 1674 [2019-11-28 16:05:44,933 INFO L226 Difference]: Without dead ends: 1255 [2019-11-28 16:05:44,936 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:44,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-11-28 16:05:45,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1116. [2019-11-28 16:05:45,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-28 16:05:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1522 transitions. [2019-11-28 16:05:45,018 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1522 transitions. Word has length 104 [2019-11-28 16:05:45,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:45,019 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1522 transitions. [2019-11-28 16:05:45,019 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:45,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1522 transitions. [2019-11-28 16:05:45,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-28 16:05:45,032 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:45,032 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, 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] [2019-11-28 16:05:45,033 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:45,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:45,034 INFO L82 PathProgramCache]: Analyzing trace with hash -560431948, now seen corresponding path program 1 times [2019-11-28 16:05:45,034 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:45,034 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952376695] [2019-11-28 16:05:45,034 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:45,144 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952376695] [2019-11-28 16:05:45,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:45,145 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:05:45,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811341715] [2019-11-28 16:05:45,147 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:45,148 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:45,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:45,149 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:45,149 INFO L87 Difference]: Start difference. First operand 1116 states and 1522 transitions. Second operand 4 states. [2019-11-28 16:05:46,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:46,348 INFO L93 Difference]: Finished difference Result 3203 states and 4387 transitions. [2019-11-28 16:05:46,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:46,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2019-11-28 16:05:46,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:46,356 INFO L225 Difference]: With dead ends: 3203 [2019-11-28 16:05:46,357 INFO L226 Difference]: Without dead ends: 1533 [2019-11-28 16:05:46,360 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:46,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2019-11-28 16:05:46,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1116. [2019-11-28 16:05:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2019-11-28 16:05:46,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1517 transitions. [2019-11-28 16:05:46,400 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1517 transitions. Word has length 109 [2019-11-28 16:05:46,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:46,400 INFO L462 AbstractCegarLoop]: Abstraction has 1116 states and 1517 transitions. [2019-11-28 16:05:46,401 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:46,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1517 transitions. [2019-11-28 16:05:46,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-28 16:05:46,403 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:46,404 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, 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] [2019-11-28 16:05:46,404 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:46,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:46,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1020793692, now seen corresponding path program 1 times [2019-11-28 16:05:46,405 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:46,405 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175262544] [2019-11-28 16:05:46,406 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:05:46,589 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175262544] [2019-11-28 16:05:46,589 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:46,589 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:05:46,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665073916] [2019-11-28 16:05:46,590 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:46,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:46,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:46,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:46,591 INFO L87 Difference]: Start difference. First operand 1116 states and 1517 transitions. Second operand 4 states. [2019-11-28 16:05:47,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:47,481 INFO L93 Difference]: Finished difference Result 3342 states and 4479 transitions. [2019-11-28 16:05:47,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:47,481 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2019-11-28 16:05:47,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:47,494 INFO L225 Difference]: With dead ends: 3342 [2019-11-28 16:05:47,495 INFO L226 Difference]: Without dead ends: 2228 [2019-11-28 16:05:47,497 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:47,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2019-11-28 16:05:47,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 1394. [2019-11-28 16:05:47,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2019-11-28 16:05:47,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1757 transitions. [2019-11-28 16:05:47,550 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1757 transitions. Word has length 152 [2019-11-28 16:05:47,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:47,550 INFO L462 AbstractCegarLoop]: Abstraction has 1394 states and 1757 transitions. [2019-11-28 16:05:47,550 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:47,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1757 transitions. [2019-11-28 16:05:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-28 16:05:47,560 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:47,561 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, 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, 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] [2019-11-28 16:05:47,561 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:47,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:47,562 INFO L82 PathProgramCache]: Analyzing trace with hash -1535522451, now seen corresponding path program 1 times [2019-11-28 16:05:47,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:47,562 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109234544] [2019-11-28 16:05:47,563 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:47,817 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-28 16:05:47,818 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109234544] [2019-11-28 16:05:47,819 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:47,819 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:05:47,819 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659164929] [2019-11-28 16:05:47,820 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:47,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:47,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:47,821 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:47,821 INFO L87 Difference]: Start difference. First operand 1394 states and 1757 transitions. Second operand 4 states. [2019-11-28 16:05:48,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:48,777 INFO L93 Difference]: Finished difference Result 3342 states and 4204 transitions. [2019-11-28 16:05:48,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:48,778 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 295 [2019-11-28 16:05:48,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:48,790 INFO L225 Difference]: With dead ends: 3342 [2019-11-28 16:05:48,790 INFO L226 Difference]: Without dead ends: 1950 [2019-11-28 16:05:48,793 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 [2019-11-28 16:05:48,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1950 states. [2019-11-28 16:05:48,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1950 to 1811. [2019-11-28 16:05:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-28 16:05:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2227 transitions. [2019-11-28 16:05:48,843 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2227 transitions. Word has length 295 [2019-11-28 16:05:48,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:48,844 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2227 transitions. [2019-11-28 16:05:48,844 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:48,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2227 transitions. [2019-11-28 16:05:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2019-11-28 16:05:48,852 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:48,853 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, 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, 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] [2019-11-28 16:05:48,853 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:48,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:48,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1090284149, now seen corresponding path program 1 times [2019-11-28 16:05:48,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:48,879 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900863413] [2019-11-28 16:05:48,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:49,150 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 272 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2019-11-28 16:05:49,150 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900863413] [2019-11-28 16:05:49,151 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736909803] [2019-11-28 16:05:49,151 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 [2019-11-28 16:05:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:49,274 INFO L264 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:05:49,304 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:05:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-28 16:05:49,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:05:49,448 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-28 16:05:49,448 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343182568] [2019-11-28 16:05:49,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:05:49,449 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:49,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:05:49,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 16:05:49,450 INFO L87 Difference]: Start difference. First operand 1811 states and 2227 transitions. Second operand 3 states. [2019-11-28 16:05:49,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:49,997 INFO L93 Difference]: Finished difference Result 3620 states and 4452 transitions. [2019-11-28 16:05:49,998 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:05:49,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 331 [2019-11-28 16:05:49,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:50,007 INFO L225 Difference]: With dead ends: 3620 [2019-11-28 16:05:50,008 INFO L226 Difference]: Without dead ends: 1811 [2019-11-28 16:05:50,013 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-28 16:05:50,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2019-11-28 16:05:50,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1811. [2019-11-28 16:05:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1811 states. [2019-11-28 16:05:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1811 states and 2172 transitions. [2019-11-28 16:05:50,052 INFO L78 Accepts]: Start accepts. Automaton has 1811 states and 2172 transitions. Word has length 331 [2019-11-28 16:05:50,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:50,053 INFO L462 AbstractCegarLoop]: Abstraction has 1811 states and 2172 transitions. [2019-11-28 16:05:50,053 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:05:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2172 transitions. [2019-11-28 16:05:50,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2019-11-28 16:05:50,062 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:05:50,063 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 16:05:50,267 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:05:50,267 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:05:50,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:05:50,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1102124167, now seen corresponding path program 1 times [2019-11-28 16:05:50,269 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:05:50,269 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106168751] [2019-11-28 16:05:50,269 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:05:50,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:05:50,563 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-28 16:05:50,564 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106168751] [2019-11-28 16:05:50,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:05:50,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-28 16:05:50,565 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249376552] [2019-11-28 16:05:50,566 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:05:50,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:05:50,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:05:50,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:50,567 INFO L87 Difference]: Start difference. First operand 1811 states and 2172 transitions. Second operand 4 states. [2019-11-28 16:05:51,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:05:51,458 INFO L93 Difference]: Finished difference Result 3618 states and 4341 transitions. [2019-11-28 16:05:51,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:05:51,458 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 340 [2019-11-28 16:05:51,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:05:51,459 INFO L225 Difference]: With dead ends: 3618 [2019-11-28 16:05:51,459 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:05:51,463 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:05:51,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:05:51,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:05:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:05:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:05:51,464 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 340 [2019-11-28 16:05:51,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:05:51,464 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:05:51,464 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:05:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:05:51,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:05:51,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:05:51,695 WARN L192 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-11-28 16:05:51,830 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-11-28 16:05:51,836 INFO L246 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-11-28 16:05:51,836 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,836 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,836 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-11-28 16:05:51,837 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-28 16:05:51,838 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-28 16:05:51,838 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-28 16:05:51,838 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-28 16:05:51,838 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-28 16:05:51,838 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-28 16:05:51,839 INFO L246 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-11-28 16:05:51,840 INFO L246 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-11-28 16:05:51,840 INFO L246 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,842 INFO L246 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 16:05:51,843 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,844 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,845 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-28 16:05:51,846 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-28 16:05:51,848 INFO L242 CegarLoopResult]: At program point L573(lines 20 574) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-28 16:05:51,848 INFO L246 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,849 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-28 16:05:51,850 INFO L246 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L249 CegarLoopResult]: At program point L576(lines 576 592) the Hoare annotation is: true [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,851 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,852 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,852 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,852 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-28 16:05:51,852 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-28 16:05:51,852 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-28 16:05:51,857 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-11-28 16:05:51,858 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-11-28 16:05:51,859 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-11-28 16:05:51,863 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L242 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse1 (not (= ~a19~0 7))) (.cse3 (<= 1 ~a10~0)) (.cse4 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3) (= ~a10~0 1) (and .cse4 .cse0 .cse2 .cse3) (and .cse1 (= ~a10~0 0)) (and .cse3 (= ~a19~0 9)) (and .cse4 (= ~a19~0 8)))) [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,864 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-28 16:05:51,865 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,866 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:05:51,867 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-11-28 16:05:51,868 INFO L246 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,869 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-28 16:05:51,870 INFO L246 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,871 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-28 16:05:51,872 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-11-28 16:05:51,873 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-11-28 16:05:51,874 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-11-28 16:05:51,875 INFO L246 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-11-28 16:05:51,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:05:51 BoogieIcfgContainer [2019-11-28 16:05:51,917 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:05:51,918 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:05:51,920 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:05:51,920 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:05:51,921 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:05:41" (3/4) ... [2019-11-28 16:05:51,926 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:05:51,948 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 16:05:51,950 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 16:05:52,129 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:05:52,129 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:05:52,131 INFO L168 Benchmark]: Toolchain (without parser) took 13355.45 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 408.4 MB). Free memory was 960.4 MB in the beginning and 1.0 GB in the end (delta: -49.2 MB). Peak memory consumption was 359.2 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,132 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 16:05:52,133 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -152.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.35 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,134 INFO L168 Benchmark]: Boogie Preprocessor took 107.40 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,134 INFO L168 Benchmark]: RCFGBuilder took 1437.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.6 MB in the end (delta: 113.0 MB). Peak memory consumption was 113.0 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,135 INFO L168 Benchmark]: TraceAbstraction took 10711.96 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 274.7 MB). Free memory was 986.6 MB in the beginning and 1.0 GB in the end (delta: -34.7 MB). Peak memory consumption was 240.0 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,135 INFO L168 Benchmark]: Witness Printer took 211.67 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2019-11-28 16:05:52,138 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 785.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 960.4 MB in the beginning and 1.1 GB in the end (delta: -152.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.35 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 107.40 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1437.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 986.6 MB in the end (delta: 113.0 MB). Peak memory consumption was 113.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10711.96 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 274.7 MB). Free memory was 986.6 MB in the beginning and 1.0 GB in the end (delta: -34.7 MB). Peak memory consumption was 240.0 MB. Max. memory is 11.5 GB. * Witness Printer took 211.67 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: 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: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((a1 <= 218 && !(a19 == 7)) && !(a19 == 10)) && 1 <= a10) || a10 == 1) || (((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && 1 <= a10)) || (!(a19 == 7) && a10 == 0)) || (1 <= a10 && a19 == 9)) || (!(a10 == 3) && a19 == 8) - 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: 10.1s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 329 SDtfs, 1621 SDslu, 65 SDs, 0 SdLazy, 4386 SolverSat, 862 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 360 GetRequests, 340 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1811occurred 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 1529 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 40 NumberOfFragments, 115 HoareAnnotationTreeSize, 3 FomulaSimplifications, 708 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 584 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1696 NumberOfCodeBlocks, 1696 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1688 ConstructedInterpolants, 0 QuantifiedInterpolants, 922104 SizeOfPredicates, 0 NumberOfNonLiveVariables, 446 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 1427/1433 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...