./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-consumption/linux-3_false-termination.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0ed9222f Calling Ultimate with: 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 /storage/repos/svcomp/c/ldv-consumption/linux-3_false-termination.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3_true-unreach-call.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash edd38666bfa8e3b5df6462d7b06e77575263f7f9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-13 08:50:15,098 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-13 08:50:15,100 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-13 08:50:15,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-13 08:50:15,113 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-13 08:50:15,114 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-13 08:50:15,116 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-13 08:50:15,118 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-13 08:50:15,120 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-13 08:50:15,121 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-13 08:50:15,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-13 08:50:15,122 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-13 08:50:15,124 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-13 08:50:15,125 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-13 08:50:15,126 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-13 08:50:15,127 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-13 08:50:15,128 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-13 08:50:15,131 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-13 08:50:15,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-13 08:50:15,135 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-13 08:50:15,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-13 08:50:15,138 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-13 08:50:15,142 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-13 08:50:15,142 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-13 08:50:15,142 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-13 08:50:15,143 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-13 08:50:15,145 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-13 08:50:15,146 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-13 08:50:15,147 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-13 08:50:15,148 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-13 08:50:15,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-13 08:50:15,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-13 08:50:15,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-13 08:50:15,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-13 08:50:15,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-13 08:50:15,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-13 08:50:15,153 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-01-13 08:50:15,169 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-13 08:50:15,170 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-13 08:50:15,171 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-13 08:50:15,171 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-13 08:50:15,172 INFO L133 SettingsManager]: * Use SBE=true [2019-01-13 08:50:15,172 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-13 08:50:15,172 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-13 08:50:15,172 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-13 08:50:15,172 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-13 08:50:15,173 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-13 08:50:15,173 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-13 08:50:15,173 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-13 08:50:15,173 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-13 08:50:15,173 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-13 08:50:15,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-13 08:50:15,175 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-13 08:50:15,175 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-13 08:50:15,175 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-13 08:50:15,176 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-13 08:50:15,176 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-13 08:50:15,176 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-13 08:50:15,177 INFO L133 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd38666bfa8e3b5df6462d7b06e77575263f7f9 [2019-01-13 08:50:15,235 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-13 08:50:15,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-13 08:50:15,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-13 08:50:15,257 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-13 08:50:15,257 INFO L276 PluginConnector]: CDTParser initialized [2019-01-13 08:50:15,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-consumption/linux-3_false-termination.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3_true-unreach-call.cil.out.i [2019-01-13 08:50:15,312 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d401749f8/edb3a22d490e4c1b8935989b63093e3f/FLAG06f780755 [2019-01-13 08:50:16,281 INFO L307 CDTParser]: Found 1 translation units. [2019-01-13 08:50:16,282 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-consumption/linux-3_false-termination.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3_true-unreach-call.cil.out.i [2019-01-13 08:50:16,329 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d401749f8/edb3a22d490e4c1b8935989b63093e3f/FLAG06f780755 [2019-01-13 08:50:16,624 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d401749f8/edb3a22d490e4c1b8935989b63093e3f [2019-01-13 08:50:16,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-13 08:50:16,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-13 08:50:16,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-13 08:50:16,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-13 08:50:16,635 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-13 08:50:16,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 08:50:16" (1/1) ... [2019-01-13 08:50:16,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70a8d376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:16, skipping insertion in model container [2019-01-13 08:50:16,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.01 08:50:16" (1/1) ... [2019-01-13 08:50:16,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-13 08:50:16,801 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-13 08:50:20,381 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 08:50:20,423 INFO L191 MainTranslator]: Completed pre-run [2019-01-13 08:50:20,832 INFO L208 PostProcessor]: Analyzing one entry point: main [2019-01-13 08:50:22,060 INFO L195 MainTranslator]: Completed translation [2019-01-13 08:50:22,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22 WrapperNode [2019-01-13 08:50:22,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-13 08:50:22,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-13 08:50:22,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-13 08:50:22,062 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-13 08:50:22,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-13 08:50:22,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-13 08:50:22,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-13 08:50:22,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-13 08:50:22,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (1/1) ... [2019-01-13 08:50:22,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-13 08:50:22,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-13 08:50:22,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-13 08:50:22,353 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-13 08:50:22,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (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 [2019-01-13 08:50:22,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-01-13 08:50:22,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-13 08:50:22,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-13 08:50:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-01-13 08:50:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-01-13 08:50:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-01-13 08:50:22,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-01-13 08:50:25,262 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-13 08:50:25,263 INFO L286 CfgBuilder]: Removed 116 assue(true) statements. [2019-01-13 08:50:25,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 08:50:25 BoogieIcfgContainer [2019-01-13 08:50:25,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-13 08:50:25,266 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-13 08:50:25,266 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-13 08:50:25,270 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-13 08:50:25,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.01 08:50:16" (1/3) ... [2019-01-13 08:50:25,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f149ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 08:50:25, skipping insertion in model container [2019-01-13 08:50:25,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.01 08:50:22" (2/3) ... [2019-01-13 08:50:25,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f149ebf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.01 08:50:25, skipping insertion in model container [2019-01-13 08:50:25,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 08:50:25" (3/3) ... [2019-01-13 08:50:25,274 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3_false-termination.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3_true-unreach-call.cil.out.i [2019-01-13 08:50:25,283 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-13 08:50:25,292 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-13 08:50:25,310 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-13 08:50:25,342 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2019-01-13 08:50:25,343 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-13 08:50:25,343 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-13 08:50:25,343 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-13 08:50:25,344 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-13 08:50:25,344 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-13 08:50:25,344 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-13 08:50:25,345 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-13 08:50:25,345 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-13 08:50:25,363 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2019-01-13 08:50:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-01-13 08:50:25,370 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 08:50:25,371 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-01-13 08:50:25,374 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 08:50:25,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 08:50:25,380 INFO L82 PathProgramCache]: Analyzing trace with hash 895143242, now seen corresponding path program 1 times [2019-01-13 08:50:25,382 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 08:50:25,383 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 08:50:25,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 08:50:25,470 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 08:50:25,470 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 08:50:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 08:50:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 08:50:25,956 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 08:50:25,956 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 08:50:25,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 08:50:25,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 08:50:25,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 08:50:25,984 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 3 states. [2019-01-13 08:50:26,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 08:50:26,491 INFO L93 Difference]: Finished difference Result 92 states and 107 transitions. [2019-01-13 08:50:26,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 08:50:26,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2019-01-13 08:50:26,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 08:50:26,507 INFO L225 Difference]: With dead ends: 92 [2019-01-13 08:50:26,508 INFO L226 Difference]: Without dead ends: 79 [2019-01-13 08:50:26,511 INFO L631 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 [2019-01-13 08:50:26,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2019-01-13 08:50:26,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2019-01-13 08:50:26,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2019-01-13 08:50:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 92 transitions. [2019-01-13 08:50:26,558 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 92 transitions. Word has length 6 [2019-01-13 08:50:26,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 08:50:26,559 INFO L480 AbstractCegarLoop]: Abstraction has 79 states and 92 transitions. [2019-01-13 08:50:26,559 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 08:50:26,559 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2019-01-13 08:50:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-01-13 08:50:26,560 INFO L394 BasicCegarLoop]: Found error trace [2019-01-13 08:50:26,560 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-01-13 08:50:26,560 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-01-13 08:50:26,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-13 08:50:26,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1979635262, now seen corresponding path program 1 times [2019-01-13 08:50:26,561 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-01-13 08:50:26,561 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-01-13 08:50:26,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 08:50:26,580 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-13 08:50:26,580 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-13 08:50:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-13 08:50:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-13 08:50:26,750 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-13 08:50:26,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-01-13 08:50:26,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-13 08:50:26,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-13 08:50:26,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-13 08:50:26,754 INFO L87 Difference]: Start difference. First operand 79 states and 92 transitions. Second operand 3 states. [2019-01-13 08:50:27,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-13 08:50:27,400 INFO L93 Difference]: Finished difference Result 79 states and 92 transitions. [2019-01-13 08:50:27,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-13 08:50:27,444 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2019-01-13 08:50:27,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-13 08:50:27,444 INFO L225 Difference]: With dead ends: 79 [2019-01-13 08:50:27,445 INFO L226 Difference]: Without dead ends: 0 [2019-01-13 08:50:27,446 INFO L631 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 [2019-01-13 08:50:27,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-01-13 08:50:27,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-01-13 08:50:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-01-13 08:50:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-01-13 08:50:27,449 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2019-01-13 08:50:27,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-13 08:50:27,449 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-01-13 08:50:27,449 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-13 08:50:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-01-13 08:50:27,450 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-13 08:50:27,456 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-01-13 08:50:28,775 INFO L444 ceAbstractionStarter]: At program point L11333-1(lines 11568 11581) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2019-01-13 08:50:28,775 INFO L448 ceAbstractionStarter]: For program point L11333(lines 11575 11578) no Hoare annotation was computed. [2019-01-13 08:50:28,776 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-01-13 08:50:28,776 INFO L444 ceAbstractionStarter]: At program point L5338(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,776 INFO L448 ceAbstractionStarter]: For program point L5916-2(lines 5916 5920) no Hoare annotation was computed. [2019-01-13 08:50:28,776 INFO L448 ceAbstractionStarter]: For program point L5916(lines 5916 5920) no Hoare annotation was computed. [2019-01-13 08:50:28,776 INFO L444 ceAbstractionStarter]: At program point L5338-3(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,776 INFO L444 ceAbstractionStarter]: At program point L5338-4(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,776 INFO L444 ceAbstractionStarter]: At program point L5338-1(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,777 INFO L444 ceAbstractionStarter]: At program point L5338-2(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,777 INFO L444 ceAbstractionStarter]: At program point L5338-7(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,778 INFO L444 ceAbstractionStarter]: At program point L5338-8(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,778 INFO L444 ceAbstractionStarter]: At program point L5338-5(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,778 INFO L444 ceAbstractionStarter]: At program point L5338-6(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,778 INFO L444 ceAbstractionStarter]: At program point L5338-9(lines 5335 5340) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,778 INFO L448 ceAbstractionStarter]: For program point L5901(lines 5901 5911) no Hoare annotation was computed. [2019-01-13 08:50:28,778 INFO L448 ceAbstractionStarter]: For program point L6760(lines 6760 6779) no Hoare annotation was computed. [2019-01-13 08:50:28,778 INFO L448 ceAbstractionStarter]: For program point L6777(line 6777) no Hoare annotation was computed. [2019-01-13 08:50:28,779 INFO L448 ceAbstractionStarter]: For program point L5968(lines 5968 5977) no Hoare annotation was computed. [2019-01-13 08:50:28,779 INFO L448 ceAbstractionStarter]: For program point L6761(line 6761) no Hoare annotation was computed. [2019-01-13 08:50:28,779 INFO L448 ceAbstractionStarter]: For program point L11336(line 11336) no Hoare annotation was computed. [2019-01-13 08:50:28,779 INFO L448 ceAbstractionStarter]: For program point L11336-1(line 11336) no Hoare annotation was computed. [2019-01-13 08:50:28,779 INFO L444 ceAbstractionStarter]: At program point L11584-3(lines 11583 11585) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,779 INFO L444 ceAbstractionStarter]: At program point L11584(lines 11583 11585) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,779 INFO L444 ceAbstractionStarter]: At program point L11584-2(lines 11583 11585) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,780 INFO L444 ceAbstractionStarter]: At program point L11584-1(lines 11583 11585) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,781 INFO L448 ceAbstractionStarter]: For program point L5903(lines 5903 5908) no Hoare annotation was computed. [2019-01-13 08:50:28,781 INFO L444 ceAbstractionStarter]: At program point L5358(lines 5351 5360) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,781 INFO L444 ceAbstractionStarter]: At program point L5358-3(lines 5351 5360) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,781 INFO L444 ceAbstractionStarter]: At program point L5358-1(lines 5351 5360) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,782 INFO L448 ceAbstractionStarter]: For program point L5903-2(lines 5903 5908) no Hoare annotation was computed. [2019-01-13 08:50:28,783 INFO L444 ceAbstractionStarter]: At program point L5358-2(lines 5351 5360) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,783 INFO L448 ceAbstractionStarter]: For program point L5970(lines 5970 5974) no Hoare annotation was computed. [2019-01-13 08:50:28,783 INFO L448 ceAbstractionStarter]: For program point L5970-2(lines 5970 5974) no Hoare annotation was computed. [2019-01-13 08:50:28,783 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-01-13 08:50:28,784 INFO L444 ceAbstractionStarter]: At program point L6780(lines 6754 6789) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,784 INFO L444 ceAbstractionStarter]: At program point L11603-1(lines 11602 11604) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,784 INFO L444 ceAbstractionStarter]: At program point L11603(lines 11602 11604) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,784 INFO L444 ceAbstractionStarter]: At program point L11603-3(lines 11602 11604) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,784 INFO L444 ceAbstractionStarter]: At program point L11603-2(lines 11602 11604) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,784 INFO L448 ceAbstractionStarter]: For program point L5955(lines 5955 5965) no Hoare annotation was computed. [2019-01-13 08:50:28,784 INFO L448 ceAbstractionStarter]: For program point L11571(lines 11571 11574) no Hoare annotation was computed. [2019-01-13 08:50:28,785 INFO L448 ceAbstractionStarter]: For program point L6765(line 6765) no Hoare annotation was computed. [2019-01-13 08:50:28,788 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 11336) no Hoare annotation was computed. [2019-01-13 08:50:28,788 INFO L444 ceAbstractionStarter]: At program point L11622-2(lines 11621 11623) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,788 INFO L444 ceAbstractionStarter]: At program point L11622-1(lines 11621 11623) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,789 INFO L444 ceAbstractionStarter]: At program point L11622-3(lines 11621 11623) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,789 INFO L448 ceAbstractionStarter]: For program point L5957-2(lines 5957 5962) no Hoare annotation was computed. [2019-01-13 08:50:28,789 INFO L444 ceAbstractionStarter]: At program point L11622(lines 11621 11623) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,789 INFO L448 ceAbstractionStarter]: For program point L5957(lines 5957 5962) no Hoare annotation was computed. [2019-01-13 08:50:28,789 INFO L444 ceAbstractionStarter]: At program point L5924(lines 5888 5926) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,789 INFO L448 ceAbstractionStarter]: For program point L6783(lines 6783 6786) no Hoare annotation was computed. [2019-01-13 08:50:28,789 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-01-13 08:50:28,790 INFO L444 ceAbstractionStarter]: At program point L6784(lines 6754 6789) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,791 INFO L444 ceAbstractionStarter]: At program point L5348-1(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,791 INFO L444 ceAbstractionStarter]: At program point L5348-2(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,792 INFO L444 ceAbstractionStarter]: At program point L5348(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,792 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11336) no Hoare annotation was computed. [2019-01-13 08:50:28,792 INFO L444 ceAbstractionStarter]: At program point L5348-5(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,792 INFO L444 ceAbstractionStarter]: At program point L5348-3(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,792 INFO L444 ceAbstractionStarter]: At program point L5348-4(lines 5341 5350) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L448 ceAbstractionStarter]: For program point L6769(line 6769) no Hoare annotation was computed. [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L11626(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L11659-1(lines 11658 11660) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L11659(lines 11658 11660) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L11626-5(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L5763(lines 5758 5765) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,794 INFO L444 ceAbstractionStarter]: At program point L11626-2(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,795 INFO L444 ceAbstractionStarter]: At program point L11659-3(lines 11658 11660) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,796 INFO L444 ceAbstractionStarter]: At program point L11626-1(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,796 INFO L444 ceAbstractionStarter]: At program point L5763-1(lines 5758 5765) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,796 INFO L444 ceAbstractionStarter]: At program point L11659-2(lines 11658 11660) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,796 INFO L444 ceAbstractionStarter]: At program point L11626-4(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,796 INFO L444 ceAbstractionStarter]: At program point L11626-3(lines 11625 11627) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L5763-2(lines 5758 5765) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L5763-3(lines 5758 5765) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L5978(lines 5942 5980) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L11693-1(lines 11692 11694) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L11693(lines 11692 11694) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,797 INFO L444 ceAbstractionStarter]: At program point L11693-3(lines 11692 11694) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,798 INFO L444 ceAbstractionStarter]: At program point L11693-2(lines 11692 11694) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_lock~0 1)) [2019-01-13 08:50:28,800 INFO L444 ceAbstractionStarter]: At program point L6788(lines 6744 6790) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2019-01-13 08:50:28,800 INFO L448 ceAbstractionStarter]: For program point L5914(lines 5914 5923) no Hoare annotation was computed. [2019-01-13 08:50:28,800 INFO L448 ceAbstractionStarter]: For program point L6773(line 6773) no Hoare annotation was computed. [2019-01-13 08:50:28,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.01 08:50:28 BoogieIcfgContainer [2019-01-13 08:50:28,845 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-01-13 08:50:28,846 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-01-13 08:50:28,846 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-01-13 08:50:28,846 INFO L276 PluginConnector]: Witness Printer initialized [2019-01-13 08:50:28,847 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.01 08:50:25" (3/4) ... [2019-01-13 08:50:28,857 INFO L144 WitnessPrinter]: Generating witness for correct program [2019-01-13 08:50:28,886 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2019-01-13 08:50:28,887 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 40 nodes and edges [2019-01-13 08:50:28,889 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2019-01-13 08:50:28,891 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-01-13 08:50:28,892 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-01-13 08:50:29,044 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-01-13 08:50:29,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-01-13 08:50:29,045 INFO L168 Benchmark]: Toolchain (without parser) took 12417.38 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 330.3 MB). Free memory was 936.6 MB in the beginning and 1.1 GB in the end (delta: -209.3 MB). Peak memory consumption was 121.0 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,047 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 08:50:29,048 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5430.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 275.8 MB). Free memory was 936.6 MB in the beginning and 976.6 MB in the end (delta: -40.0 MB). Peak memory consumption was 324.3 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.09 ms. Allocated memory is still 1.3 GB. Free memory was 976.6 MB in the beginning and 961.0 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,049 INFO L168 Benchmark]: Boogie Preprocessor took 77.48 ms. Allocated memory is still 1.3 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-13 08:50:29,050 INFO L168 Benchmark]: RCFGBuilder took 2911.14 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 54.5 MB). Free memory was 961.0 MB in the beginning and 1.3 GB in the end (delta: -313.5 MB). Peak memory consumption was 170.6 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,052 INFO L168 Benchmark]: TraceAbstraction took 3579.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,052 INFO L168 Benchmark]: Witness Printer took 198.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-01-13 08:50:29,055 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5430.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 275.8 MB). Free memory was 936.6 MB in the beginning and 976.6 MB in the end (delta: -40.0 MB). Peak memory consumption was 324.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 213.09 ms. Allocated memory is still 1.3 GB. Free memory was 976.6 MB in the beginning and 961.0 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.48 ms. Allocated memory is still 1.3 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2911.14 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 54.5 MB). Free memory was 961.0 MB in the beginning and 1.3 GB in the end (delta: -313.5 MB). Peak memory consumption was 170.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3579.69 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 110.2 MB). Peak memory consumption was 110.2 MB. Max. memory is 11.5 GB. * Witness Printer took 198.75 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 11336]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 11336]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 5758]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11602]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5758]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11602]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5888]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11602]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5758]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11602]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5758]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11568]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 - InvariantResult [Line: 6754]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11583]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11583]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5351]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11583]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 6754]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5351]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11583]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 6744]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 - InvariantResult [Line: 5351]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5351]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11692]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11692]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11692]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11692]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5341]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11658]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11658]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11658]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11658]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11621]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11621]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11625]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11621]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 11621]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5942]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - InvariantResult [Line: 5335]: Loop Invariant Derived loop invariant: ldv_mutex_mutex_of_device == 1 && ldv_mutex_lock == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 85 locations, 2 error locations. SAFE Result, 3.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 1.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 185 SDtfs, 177 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=85occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 56 PreInvPairs, 58 NumberOfFragments, 384 HoareAnnotationTreeSize, 56 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 56 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 139 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...