./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab 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/ldv-regression/rule57_ebda_blast.c_1.i -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 3296e44e2ada4db375cf31b8823cddd76a460f7b ............................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:53:05,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:53:05,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:53:05,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:53:05,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:53:05,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:53:05,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:53:05,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:53:05,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:53:05,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:53:05,441 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:53:05,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:53:05,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:53:05,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:53:05,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:53:05,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:53:05,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:53:05,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:53:05,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:53:05,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:53:05,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:53:05,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:53:05,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:53:05,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:53:05,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:53:05,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:53:05,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:53:05,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:53:05,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:53:05,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:53:05,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:53:05,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:53:05,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:53:05,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:53:05,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:53:05,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:53:05,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:53:05,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:53:05,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:53:05,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:53:05,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:53:05,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:53:05,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:53:05,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:53:05,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:53:05,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:53:05,487 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:53:05,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:53:05,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:53:05,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:53:05,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:53:05,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:53:05,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:53:05,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:53:05,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:53:05,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:53:05,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:53:05,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:53:05,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:53:05,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:53:05,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:53:05,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:53:05,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:53:05,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:53:05,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:53:05,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:53:05,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:53:05,492 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:53:05,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:53:05,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:53:05,493 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 -> 3296e44e2ada4db375cf31b8823cddd76a460f7b [2019-11-27 23:53:05,794 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:53:05,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:53:05,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:53:05,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:53:05,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:53:05,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-11-27 23:53:05,893 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5e179/83c3d60b58e84829b1d2fa18576f627e/FLAG5553f605c [2019-11-27 23:53:06,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:53:06,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule57_ebda_blast.c_1.i [2019-11-27 23:53:06,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5e179/83c3d60b58e84829b1d2fa18576f627e/FLAG5553f605c [2019-11-27 23:53:06,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfef5e179/83c3d60b58e84829b1d2fa18576f627e [2019-11-27 23:53:06,737 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:53:06,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:53:06,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:53:06,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:53:06,745 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:53:06,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:53:06" (1/1) ... [2019-11-27 23:53:06,751 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69cfc440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:06, skipping insertion in model container [2019-11-27 23:53:06,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:53:06" (1/1) ... [2019-11-27 23:53:06,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:53:06,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:53:07,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:53:07,093 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:53:07,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:53:07,234 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:53:07,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07 WrapperNode [2019-11-27 23:53:07,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:53:07,236 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:53:07,236 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:53:07,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:53:07,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:53:07,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:53:07,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:53:07,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:53:07,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (1/1) ... [2019-11-27 23:53:07,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:53:07,381 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:53:07,382 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:53:07,382 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:53:07,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (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 [2019-11-27 23:53:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-27 23:53:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-27 23:53:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-27 23:53:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-27 23:53:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:53:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:53:07,911 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:53:07,912 INFO L297 CfgBuilder]: Removed 30 assume(true) statements. [2019-11-27 23:53:07,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:53:07 BoogieIcfgContainer [2019-11-27 23:53:07,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:53:07,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:53:07,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:53:07,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:53:07,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:53:06" (1/3) ... [2019-11-27 23:53:07,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52875e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:53:07, skipping insertion in model container [2019-11-27 23:53:07,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:53:07" (2/3) ... [2019-11-27 23:53:07,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52875e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:53:07, skipping insertion in model container [2019-11-27 23:53:07,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:53:07" (3/3) ... [2019-11-27 23:53:07,922 INFO L109 eAbstractionObserver]: Analyzing ICFG rule57_ebda_blast.c_1.i [2019-11-27 23:53:07,933 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:53:07,939 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:53:07,952 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:53:07,978 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:53:07,978 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:53:07,979 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:53:07,979 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:53:07,980 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:53:07,980 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:53:07,980 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:53:07,981 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:53:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states. [2019-11-27 23:53:08,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-27 23:53:08,003 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:53:08,004 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:53:08,004 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:53:08,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:53:08,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1387683168, now seen corresponding path program 1 times [2019-11-27 23:53:08,019 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:53:08,020 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123492682] [2019-11-27 23:53:08,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:53:08,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:53:08,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:53:08,192 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123492682] [2019-11-27 23:53:08,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:53:08,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-27 23:53:08,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071848718] [2019-11-27 23:53:08,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-27 23:53:08,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:53:08,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-27 23:53:08,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-27 23:53:08,215 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 5 states. [2019-11-27 23:53:08,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:53:08,343 INFO L93 Difference]: Finished difference Result 39 states and 48 transitions. [2019-11-27 23:53:08,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-27 23:53:08,346 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 10 [2019-11-27 23:53:08,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:53:08,360 INFO L225 Difference]: With dead ends: 39 [2019-11-27 23:53:08,360 INFO L226 Difference]: Without dead ends: 27 [2019-11-27 23:53:08,366 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-27 23:53:08,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-27 23:53:08,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-27 23:53:08,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-27 23:53:08,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 32 transitions. [2019-11-27 23:53:08,400 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 32 transitions. Word has length 10 [2019-11-27 23:53:08,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:53:08,401 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 32 transitions. [2019-11-27 23:53:08,401 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-27 23:53:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2019-11-27 23:53:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-27 23:53:08,402 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:53:08,402 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:53:08,403 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:53:08,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:53:08,403 INFO L82 PathProgramCache]: Analyzing trace with hash -541613126, now seen corresponding path program 1 times [2019-11-27 23:53:08,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:53:08,404 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381047329] [2019-11-27 23:53:08,404 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:53:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:53:08,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:53:08,488 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381047329] [2019-11-27 23:53:08,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:53:08,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-27 23:53:08,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282731079] [2019-11-27 23:53:08,493 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-27 23:53:08,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:53:08,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-27 23:53:08,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-27 23:53:08,494 INFO L87 Difference]: Start difference. First operand 27 states and 32 transitions. Second operand 5 states. [2019-11-27 23:53:08,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:53:08,591 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2019-11-27 23:53:08,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-27 23:53:08,592 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2019-11-27 23:53:08,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:53:08,593 INFO L225 Difference]: With dead ends: 33 [2019-11-27 23:53:08,593 INFO L226 Difference]: Without dead ends: 27 [2019-11-27 23:53:08,594 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-27 23:53:08,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2019-11-27 23:53:08,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2019-11-27 23:53:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2019-11-27 23:53:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2019-11-27 23:53:08,601 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 13 [2019-11-27 23:53:08,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:53:08,602 INFO L462 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2019-11-27 23:53:08,602 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-27 23:53:08,602 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2019-11-27 23:53:08,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-27 23:53:08,603 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:53:08,603 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] [2019-11-27 23:53:08,603 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:53:08,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:53:08,604 INFO L82 PathProgramCache]: Analyzing trace with hash 150876809, now seen corresponding path program 1 times [2019-11-27 23:53:08,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:53:08,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411125620] [2019-11-27 23:53:08,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:53:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:53:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:53:08,724 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411125620] [2019-11-27 23:53:08,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:53:08,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:53:08,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602064652] [2019-11-27 23:53:08,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:53:08,726 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:53:08,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:53:08,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-27 23:53:08,727 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 3 states. [2019-11-27 23:53:08,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:53:08,748 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2019-11-27 23:53:08,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:53:08,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2019-11-27 23:53:08,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:53:08,751 INFO L225 Difference]: With dead ends: 36 [2019-11-27 23:53:08,751 INFO L226 Difference]: Without dead ends: 23 [2019-11-27 23:53:08,752 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-27 23:53:08,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-11-27 23:53:08,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-11-27 23:53:08,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-11-27 23:53:08,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2019-11-27 23:53:08,759 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 20 [2019-11-27 23:53:08,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:53:08,766 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2019-11-27 23:53:08,766 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:53:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2019-11-27 23:53:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-27 23:53:08,768 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:53:08,768 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:53:08,769 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:53:08,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:53:08,769 INFO L82 PathProgramCache]: Analyzing trace with hash -2046307905, now seen corresponding path program 1 times [2019-11-27 23:53:08,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:53:08,770 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560719514] [2019-11-27 23:53:08,770 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:53:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:53:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:53:08,902 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560719514] [2019-11-27 23:53:08,903 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:53:08,903 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-27 23:53:08,903 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691228309] [2019-11-27 23:53:08,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-27 23:53:08,904 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:53:08,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-27 23:53:08,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:53:08,905 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 6 states. [2019-11-27 23:53:08,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:53:08,999 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2019-11-27 23:53:08,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-27 23:53:09,000 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2019-11-27 23:53:09,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:53:09,000 INFO L225 Difference]: With dead ends: 23 [2019-11-27 23:53:09,000 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:53:09,002 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-11-27 23:53:09,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:53:09,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:53:09,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:53:09,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:53:09,003 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-11-27 23:53:09,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:53:09,003 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:53:09,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-27 23:53:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:53:09,004 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:53:09,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:53:09,149 INFO L246 CegarLoopResult]: For program point L97(lines 97 105) no Hoare annotation was computed. [2019-11-27 23:53:09,150 INFO L242 CegarLoopResult]: At program point L126(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,150 INFO L246 CegarLoopResult]: For program point L85(lines 85 88) no Hoare annotation was computed. [2019-11-27 23:53:09,150 INFO L246 CegarLoopResult]: For program point L48(lines 48 51) no Hoare annotation was computed. [2019-11-27 23:53:09,150 INFO L246 CegarLoopResult]: For program point L48-1(lines 48 51) no Hoare annotation was computed. [2019-11-27 23:53:09,150 INFO L246 CegarLoopResult]: For program point L77(lines 77 80) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point L135(lines 135 136) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,151 INFO L246 CegarLoopResult]: For program point L-1-3(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,153 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6) no Hoare annotation was computed. [2019-11-27 23:53:09,154 INFO L246 CegarLoopResult]: For program point L119(lines 119 120) no Hoare annotation was computed. [2019-11-27 23:53:09,154 INFO L246 CegarLoopResult]: For program point L115(lines 115 116) no Hoare annotation was computed. [2019-11-27 23:53:09,154 INFO L246 CegarLoopResult]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-11-27 23:53:09,154 INFO L246 CegarLoopResult]: For program point L49-2(lines 49 50) no Hoare annotation was computed. [2019-11-27 23:53:09,154 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-27 23:53:09,155 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:53:09,156 INFO L242 CegarLoopResult]: At program point L62(lines 60 63) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,156 INFO L242 CegarLoopResult]: At program point L120(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,158 INFO L242 CegarLoopResult]: At program point L46(line 46) the Hoare annotation is: (and (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,159 INFO L242 CegarLoopResult]: At program point L46-1(line 46) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,159 INFO L242 CegarLoopResult]: At program point L46-2(line 46) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,159 INFO L246 CegarLoopResult]: For program point L133(lines 133 137) no Hoare annotation was computed. [2019-11-27 23:53:09,159 INFO L242 CegarLoopResult]: At program point L67(lines 65 68) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,160 INFO L242 CegarLoopResult]: At program point L55(lines 54 56) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (not (= 0 |ULTIMATE.start_ibmphp_find_same_bus_num_#res.base|)) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,160 INFO L246 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed. [2019-11-27 23:53:09,160 INFO L242 CegarLoopResult]: At program point L130(lines 70 131) the Hoare annotation is: (and (not (= 0 ULTIMATE.start_ebda_rsrc_controller_~hp_slot_ptr~0.base)) (= ~used_tmp_slot~0 1) (not (= |ULTIMATE.start_kzalloc_#t~malloc0.base| 0)) (not (= ~tmp_slot~0.base 0)) (not (= 0 |ULTIMATE.start_kzalloc_#res.base|))) [2019-11-27 23:53:09,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:53:09 BoogieIcfgContainer [2019-11-27 23:53:09,206 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:53:09,207 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:53:09,207 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:53:09,207 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:53:09,208 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:53:07" (3/4) ... [2019-11-27 23:53:09,213 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:53:09,229 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-11-27 23:53:09,229 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2019-11-27 23:53:09,231 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-27 23:53:09,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(calloc(1, size) == 0) && !(0 == \result) [2019-11-27 23:53:09,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,256 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,257 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(0 == \result) [2019-11-27 23:53:09,257 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,258 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && !(0 == \result)) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,258 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,258 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,259 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) [2019-11-27 23:53:09,303 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:53:09,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:53:09,311 INFO L168 Benchmark]: Toolchain (without parser) took 2567.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.6 MB in the beginning and 1.0 GB in the end (delta: -68.8 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,311 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 23:53:09,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,316 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.80 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,317 INFO L168 Benchmark]: Boogie Preprocessor took 59.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:53:09,319 INFO L168 Benchmark]: RCFGBuilder took 531.86 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,319 INFO L168 Benchmark]: TraceAbstraction took 1291.93 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: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,320 INFO L168 Benchmark]: Witness Printer took 97.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:53:09,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 495.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -192.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 84.80 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 531.86 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: 25.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1291.93 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: 84.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. * Witness Printer took 97.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6]: 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: 46]: Loop Invariant Derived loop invariant: ((!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && !(0 == \result)) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: (!(0 == hp_slot_ptr) && !(calloc(1, size) == 0)) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: !(calloc(1, size) == 0) && !(0 == \result) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((!(0 == hp_slot_ptr) && used_tmp_slot == 1) && !(calloc(1, size) == 0)) && !(tmp_slot == 0)) && !(0 == \result) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 30 locations, 1 error locations. Result: SAFE, OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 79 SDtfs, 185 SDslu, 36 SDs, 0 SdLazy, 61 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 9 PreInvPairs, 12 NumberOfFragments, 160 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 9 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 61 ConstructedInterpolants, 0 QuantifiedInterpolants, 1696 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...