./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3f565a40dd59e05b2dd53dd6ba0e179a4f7d5bc ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:54:39,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:54:39,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:54:39,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:54:39,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:54:39,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:54:39,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:54:39,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:54:39,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:54:39,646 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:54:39,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:54:39,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:54:39,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:54:39,651 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:54:39,652 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:54:39,653 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:54:39,654 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:54:39,655 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:54:39,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:54:39,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:54:39,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:54:39,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:54:39,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:54:39,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:54:39,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:54:39,672 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:54:39,672 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:54:39,673 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:54:39,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:54:39,675 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:54:39,675 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:54:39,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:54:39,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:54:39,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:54:39,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:54:39,678 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:54:39,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:54:39,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:54:39,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:54:39,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:54:39,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:54:39,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-11-26 02:54:39,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:54:39,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:54:39,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:54:39,717 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:54:39,717 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:54:39,717 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:54:39,717 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:54:39,718 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:54:39,718 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:54:39,718 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:54:39,718 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:54:39,718 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:54:39,719 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:54:39,719 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:54:39,719 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:54:39,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:54:39,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:54:39,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:54:39,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:54:39,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:54:39,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:54:39,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:54:39,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:54:39,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:54:39,723 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:54:39,723 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:54:39,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:54:39,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:54:39,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:54:39,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:54:39,724 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:54:39,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:54:39,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:54:39,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:54:39,725 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-11-26 02:54:39,725 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan 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 -> Taipan 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 -> a3f565a40dd59e05b2dd53dd6ba0e179a4f7d5bc [2019-11-26 02:54:39,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:54:39,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:54:39,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:54:39,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:54:39,909 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:54:39,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-11-26 02:54:39,971 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/data/0af8ee629/984883ff61bb4ff28ccc58850b940486/FLAGc2527b3e6 [2019-11-26 02:54:40,565 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:54:40,566 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-11-26 02:54:40,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/data/0af8ee629/984883ff61bb4ff28ccc58850b940486/FLAGc2527b3e6 [2019-11-26 02:54:40,726 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/data/0af8ee629/984883ff61bb4ff28ccc58850b940486 [2019-11-26 02:54:40,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:54:40,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:54:40,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:54:40,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:54:40,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:54:40,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:54:40" (1/1) ... [2019-11-26 02:54:40,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f533f09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:40, skipping insertion in model container [2019-11-26 02:54:40,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:54:40" (1/1) ... [2019-11-26 02:54:40,749 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:54:40,832 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:54:41,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:54:41,900 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:54:42,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:54:42,227 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:54:42,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42 WrapperNode [2019-11-26 02:54:42,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:54:42,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:54:42,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:54:42,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:54:42,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:54:42,415 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:54:42,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:54:42,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:54:42,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... [2019-11-26 02:54:42,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:54:42,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:54:42,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:54:42,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:54:42,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/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 [2019-11-26 02:54:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:54:42,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:54:42,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:54:42,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:54:42,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:54:42,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:55:09,426 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:55:09,426 INFO L284 CfgBuilder]: Removed 230 assume(true) statements. [2019-11-26 02:55:09,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:09 BoogieIcfgContainer [2019-11-26 02:55:09,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:55:09,428 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:55:09,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:55:09,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:55:09,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:54:40" (1/3) ... [2019-11-26 02:55:09,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e46015c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:09, skipping insertion in model container [2019-11-26 02:55:09,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:54:42" (2/3) ... [2019-11-26 02:55:09,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e46015c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:55:09, skipping insertion in model container [2019-11-26 02:55:09,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:09" (3/3) ... [2019-11-26 02:55:09,434 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2019-11-26 02:55:09,441 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:55:09,446 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:55:09,454 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:55:09,471 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:55:09,472 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:55:09,472 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:55:09,472 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:55:09,472 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:55:09,473 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:55:09,473 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:55:09,473 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:55:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2019-11-26 02:55:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:55:09,492 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:09,493 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:09,494 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:09,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:09,499 INFO L82 PathProgramCache]: Analyzing trace with hash 521500696, now seen corresponding path program 1 times [2019-11-26 02:55:09,507 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:09,508 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564457253] [2019-11-26 02:55:09,508 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:10,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:10,051 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564457253] [2019-11-26 02:55:10,051 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:10,052 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:10,053 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366279405] [2019-11-26 02:55:10,057 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:10,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:10,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:10,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,073 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 3 states. [2019-11-26 02:55:10,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:10,144 INFO L93 Difference]: Finished difference Result 154 states and 265 transitions. [2019-11-26 02:55:10,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:10,150 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-26 02:55:10,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:10,165 INFO L225 Difference]: With dead ends: 154 [2019-11-26 02:55:10,166 INFO L226 Difference]: Without dead ends: 97 [2019-11-26 02:55:10,169 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-11-26 02:55:10,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-11-26 02:55:10,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-11-26 02:55:10,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 164 transitions. [2019-11-26 02:55:10,236 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 164 transitions. Word has length 9 [2019-11-26 02:55:10,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:10,237 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 164 transitions. [2019-11-26 02:55:10,237 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:10,237 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 164 transitions. [2019-11-26 02:55:10,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:55:10,238 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:10,238 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:10,239 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:10,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:10,239 INFO L82 PathProgramCache]: Analyzing trace with hash -1176187955, now seen corresponding path program 1 times [2019-11-26 02:55:10,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:10,239 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765909280] [2019-11-26 02:55:10,239 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:10,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:10,492 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765909280] [2019-11-26 02:55:10,492 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:10,493 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:10,493 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820395305] [2019-11-26 02:55:10,494 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:10,494 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:10,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:10,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,495 INFO L87 Difference]: Start difference. First operand 97 states and 164 transitions. Second operand 3 states. [2019-11-26 02:55:10,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:10,510 INFO L93 Difference]: Finished difference Result 97 states and 164 transitions. [2019-11-26 02:55:10,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:10,510 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-11-26 02:55:10,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:10,515 INFO L225 Difference]: With dead ends: 97 [2019-11-26 02:55:10,516 INFO L226 Difference]: Without dead ends: 95 [2019-11-26 02:55:10,517 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-11-26 02:55:10,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-11-26 02:55:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-26 02:55:10,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 162 transitions. [2019-11-26 02:55:10,535 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 162 transitions. Word has length 11 [2019-11-26 02:55:10,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:10,536 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 162 transitions. [2019-11-26 02:55:10,536 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2019-11-26 02:55:10,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:55:10,538 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:10,538 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:10,539 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:10,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:10,539 INFO L82 PathProgramCache]: Analyzing trace with hash -2102088842, now seen corresponding path program 1 times [2019-11-26 02:55:10,540 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:10,540 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972298175] [2019-11-26 02:55:10,540 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:10,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972298175] [2019-11-26 02:55:10,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:10,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:10,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482089607] [2019-11-26 02:55:10,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:10,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:10,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:10,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,810 INFO L87 Difference]: Start difference. First operand 95 states and 162 transitions. Second operand 3 states. [2019-11-26 02:55:10,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:10,820 INFO L93 Difference]: Finished difference Result 95 states and 162 transitions. [2019-11-26 02:55:10,820 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:10,820 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-26 02:55:10,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:10,821 INFO L225 Difference]: With dead ends: 95 [2019-11-26 02:55:10,821 INFO L226 Difference]: Without dead ends: 93 [2019-11-26 02:55:10,822 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-11-26 02:55:10,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-11-26 02:55:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-26 02:55:10,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 160 transitions. [2019-11-26 02:55:10,831 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 160 transitions. Word has length 12 [2019-11-26 02:55:10,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:10,831 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 160 transitions. [2019-11-26 02:55:10,832 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 160 transitions. [2019-11-26 02:55:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-26 02:55:10,833 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:55:10,833 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:55:10,833 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:55:10,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:55:10,833 INFO L82 PathProgramCache]: Analyzing trace with hash -740245257, now seen corresponding path program 1 times [2019-11-26 02:55:10,833 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:55:10,834 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394848055] [2019-11-26 02:55:10,834 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:55:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:55:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:55:10,984 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394848055] [2019-11-26 02:55:10,984 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:55:10,984 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:55:10,984 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925387531] [2019-11-26 02:55:10,985 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:55:10,985 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:55:10,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:55:10,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,985 INFO L87 Difference]: Start difference. First operand 93 states and 160 transitions. Second operand 3 states. [2019-11-26 02:55:10,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:55:10,993 INFO L93 Difference]: Finished difference Result 93 states and 160 transitions. [2019-11-26 02:55:10,993 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:55:10,993 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-26 02:55:10,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:55:10,994 INFO L225 Difference]: With dead ends: 93 [2019-11-26 02:55:10,994 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:55:10,995 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:55:10,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:55:10,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:55:10,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:55:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:55:10,995 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-26 02:55:10,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:55:10,996 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:55:10,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:55:10,996 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:55:10,996 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:55:11,000 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:55:11,295 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,296 INFO L444 ceAbstractionStarter]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2019-11-26 02:55:11,296 INFO L440 ceAbstractionStarter]: At program point L3935(lines 3853 3951) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,296 INFO L444 ceAbstractionStarter]: For program point L4399(line 4399) no Hoare annotation was computed. [2019-11-26 02:55:11,296 INFO L440 ceAbstractionStarter]: At program point L3805(lines 3756 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,296 INFO L440 ceAbstractionStarter]: At program point L4862-2(lines 1 4919) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,297 INFO L440 ceAbstractionStarter]: At program point L4400(lines 4400 4413) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,297 INFO L440 ceAbstractionStarter]: At program point L4203(lines 4203 4206) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,297 INFO L440 ceAbstractionStarter]: At program point L4071(lines 3979 4073) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,297 INFO L444 ceAbstractionStarter]: For program point L4402-2(lines 4400 4412) no Hoare annotation was computed. [2019-11-26 02:55:11,297 INFO L440 ceAbstractionStarter]: At program point L4273(lines 4169 4275) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,297 INFO L440 ceAbstractionStarter]: At program point L3943(lines 3853 3951) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L3880(lines 3853 3951) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L4409(lines 4832 4835) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L3819(lines 3756 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L4150(lines 4150 4155) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L4216(lines 4216 4220) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L4084(lines 4077 4094) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,298 INFO L440 ceAbstractionStarter]: At program point L4084-2(lines 4077 4094) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,299 INFO L440 ceAbstractionStarter]: At program point L4084-1(lines 4077 4094) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,299 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:55:11,299 INFO L440 ceAbstractionStarter]: At program point L4222(lines 4222 4225) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,299 INFO L444 ceAbstractionStarter]: For program point L4289(lines 4289 4292) no Hoare annotation was computed. [2019-11-26 02:55:11,299 INFO L444 ceAbstractionStarter]: For program point L4157(lines 4157 4162) no Hoare annotation was computed. [2019-11-26 02:55:11,299 INFO L444 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2019-11-26 02:55:11,299 INFO L440 ceAbstractionStarter]: At program point L4093-1(lines 1 4919) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,299 INFO L444 ceAbstractionStarter]: For program point L4358(lines 4358 4385) no Hoare annotation was computed. [2019-11-26 02:55:11,300 INFO L440 ceAbstractionStarter]: At program point L4160(lines 4102 4167) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,300 INFO L440 ceAbstractionStarter]: At program point L4425(lines 4349 4430) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,300 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,300 INFO L447 ceAbstractionStarter]: At program point L4493-2(lines 4829 4846) the Hoare annotation is: true [2019-11-26 02:55:11,300 INFO L444 ceAbstractionStarter]: For program point L4493(lines 4836 4839) no Hoare annotation was computed. [2019-11-26 02:55:11,300 INFO L444 ceAbstractionStarter]: For program point L4493-1(lines 4840 4843) no Hoare annotation was computed. [2019-11-26 02:55:11,300 INFO L444 ceAbstractionStarter]: For program point L4361(line 4361) no Hoare annotation was computed. [2019-11-26 02:55:11,300 INFO L440 ceAbstractionStarter]: At program point L4362(lines 4362 4370) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,301 INFO L440 ceAbstractionStarter]: At program point L3769(lines 3756 3836) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point L4496-1(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point L4496-2(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point L4496(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,301 INFO L440 ceAbstractionStarter]: At program point L4166(lines 4096 4168) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 4496) no Hoare annotation was computed. [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point L4372(line 4372) no Hoare annotation was computed. [2019-11-26 02:55:11,301 INFO L444 ceAbstractionStarter]: For program point L4108(lines 4108 4113) no Hoare annotation was computed. [2019-11-26 02:55:11,302 INFO L440 ceAbstractionStarter]: At program point L4373(lines 4373 4378) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,302 INFO L444 ceAbstractionStarter]: For program point L4180(lines 4180 4183) no Hoare annotation was computed. [2019-11-26 02:55:11,302 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:55:11,302 INFO L440 ceAbstractionStarter]: At program point L4252(lines 4252 4259) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,302 INFO L440 ceAbstractionStarter]: At program point L4122(lines 4102 4167) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,302 INFO L444 ceAbstractionStarter]: For program point L4387(line 4387) no Hoare annotation was computed. [2019-11-26 02:55:11,302 INFO L440 ceAbstractionStarter]: At program point L4189(lines 4189 4192) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,302 INFO L444 ceAbstractionStarter]: For program point L4388(lines 4388 4420) no Hoare annotation was computed. [2019-11-26 02:55:11,303 INFO L440 ceAbstractionStarter]: At program point L4124-2(lines 4124 4128) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,303 INFO L440 ceAbstractionStarter]: At program point L4058(lines 3987 4072) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,303 INFO L440 ceAbstractionStarter]: At program point L3927(lines 3853 3951) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,303 INFO L444 ceAbstractionStarter]: For program point L4391(line 4391) no Hoare annotation was computed. [2019-11-26 02:55:11,303 INFO L440 ceAbstractionStarter]: At program point L4392(lines 4392 4397) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0) (= 1 ~ldv_mutex_mutex_of_device~0)) [2019-11-26 02:55:11,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:55:11 BoogieIcfgContainer [2019-11-26 02:55:11,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:55:11,326 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:55:11,326 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:55:11,326 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:55:11,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:55:09" (3/4) ... [2019-11-26 02:55:11,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:55:11,368 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 455 nodes and edges [2019-11-26 02:55:11,373 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 171 nodes and edges [2019-11-26 02:55:11,377 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2019-11-26 02:55:11,382 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2019-11-26 02:55:11,386 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-26 02:55:11,390 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-26 02:55:11,395 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:55:11,399 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:55:11,637 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6fb0f17f-8d8f-4b4e-b422-45974dfd915b/bin/utaipan/witness.graphml [2019-11-26 02:55:11,638 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:55:11,640 INFO L168 Benchmark]: Toolchain (without parser) took 30908.46 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 845.7 MB). Free memory was 940.7 MB in the beginning and 1.6 GB in the end (delta: -644.3 MB). Peak memory consumption was 201.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,640 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:11,641 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,641 INFO L168 Benchmark]: Boogie Procedure Inliner took 186.00 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,641 INFO L168 Benchmark]: Boogie Preprocessor took 145.44 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,642 INFO L168 Benchmark]: RCFGBuilder took 26866.26 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 471.9 MB). Free memory was 1.1 GB in the beginning and 989.4 MB in the end (delta: 65.3 MB). Peak memory consumption was 676.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,642 INFO L168 Benchmark]: TraceAbstraction took 1897.29 ms. Allocated memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: 196.6 MB). Free memory was 989.4 MB in the beginning and 1.6 GB in the end (delta: -658.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:55:11,642 INFO L168 Benchmark]: Witness Printer took 312.07 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 62.4 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:55:11,645 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1493.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 935.3 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 44.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 186.00 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.44 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 26866.26 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 471.9 MB). Free memory was 1.1 GB in the beginning and 989.4 MB in the end (delta: 65.3 MB). Peak memory consumption was 676.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1897.29 ms. Allocated memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: 196.6 MB). Free memory was 989.4 MB in the beginning and 1.6 GB in the end (delta: -658.1 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 312.07 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 62.4 MB). Peak memory consumption was 62.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4496]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 4216]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4373]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4362]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4203]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4150]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3756]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4189]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4392]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3756]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4349]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4222]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4169]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4832]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3756]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3979]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4077]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4124]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 3987]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4252]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - InvariantResult [Line: 4096]: Loop Invariant Derived loop invariant: (1 == ldv_mutex_lock && 1 == ldv_mutex_cred_guard_mutex_of_signal_struct) && 1 == ldv_mutex_mutex_of_device - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 56 locations, 3 error locations. Result: SAFE, OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 341 SDtfs, 294 SDslu, 83 SDs, 0 SdLazy, 12 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=1, 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, 33 LocationsWithAnnotation, 33 PreInvPairs, 95 NumberOfFragments, 312 HoareAnnotationTreeSize, 33 FomulaSimplifications, 420 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 45 NumberOfCodeBlocks, 45 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 41 ConstructedInterpolants, 0 QuantifiedInterpolants, 1189 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...