./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.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_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/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 6a5fab76f90ca9846344e1af994c7647a336b4a7 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:15:33,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:15:33,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:15:33,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:15:33,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:15:33,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:15:33,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:15:33,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:15:33,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:15:33,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:15:33,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:15:33,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:15:33,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:15:33,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:15:33,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:15:33,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:15:33,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:15:33,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:15:33,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:15:33,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:15:33,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:15:33,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:15:33,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:15:33,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:15:33,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:15:33,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:15:33,143 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:15:33,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:15:33,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:15:33,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:15:33,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:15:33,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:15:33,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:15:33,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:15:33,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:15:33,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:15:33,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:15:33,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:15:33,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:15:33,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:15:33,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:15:33,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-11-26 02:15:33,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:15:33,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:15:33,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:15:33,168 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:15:33,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:15:33,169 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:15:33,169 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:15:33,179 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:15:33,179 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:15:33,179 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:15:33,180 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:15:33,181 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:15:33,181 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:15:33,181 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:15:33,181 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:15:33,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:15:33,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:15:33,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:15:33,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:15:33,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:15:33,183 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:15:33,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:15:33,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:15:33,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:15:33,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:15:33,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:15:33,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:15:33,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:15:33,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:15:33,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:15:33,185 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:15:33,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:15:33,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:15:33,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:15:33,186 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-11-26 02:15:33,187 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_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/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 -> 6a5fab76f90ca9846344e1af994c7647a336b4a7 [2019-11-26 02:15:33,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:15:33,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:15:33,331 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:15:33,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:15:33,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:15:33,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-11-26 02:15:33,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/data/69feecc67/c10ce7a1fdad4e769e291988984c64cb/FLAGeb3592f47 [2019-11-26 02:15:34,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:15:34,096 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-11-26 02:15:34,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/data/69feecc67/c10ce7a1fdad4e769e291988984c64cb/FLAGeb3592f47 [2019-11-26 02:15:34,403 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/data/69feecc67/c10ce7a1fdad4e769e291988984c64cb [2019-11-26 02:15:34,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:15:34,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:15:34,407 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:34,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:15:34,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:15:34,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:34" (1/1) ... [2019-11-26 02:15:34,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20236f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:34, skipping insertion in model container [2019-11-26 02:15:34,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:15:34" (1/1) ... [2019-11-26 02:15:34,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:15:34,511 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:15:35,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:35,640 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:15:35,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:15:35,919 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:15:35,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35 WrapperNode [2019-11-26 02:15:35,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:15:35,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:35,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:15:35,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:15:35,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:35,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:15:36,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:15:36,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:15:36,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:15:36,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,214 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... [2019-11-26 02:15:36,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:15:36,250 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:15:36,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:15:36,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:15:36,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/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 02:15:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:15:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:15:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-26 02:15:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-26 02:15:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:15:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-26 02:15:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:15:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-26 02:15:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:15:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:15:36,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:15:48,299 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:15:48,299 INFO L284 CfgBuilder]: Removed 283 assume(true) statements. [2019-11-26 02:15:48,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:48 BoogieIcfgContainer [2019-11-26 02:15:48,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:15:48,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-26 02:15:48,302 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-26 02:15:48,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-26 02:15:48,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 02:15:34" (1/3) ... [2019-11-26 02:15:48,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3248074a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:15:48, skipping insertion in model container [2019-11-26 02:15:48,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:15:35" (2/3) ... [2019-11-26 02:15:48,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3248074a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 02:15:48, skipping insertion in model container [2019-11-26 02:15:48,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:48" (3/3) ... [2019-11-26 02:15:48,306 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-32_7a-drivers--net--arcnet--com90xx.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.i [2019-11-26 02:15:48,315 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-26 02:15:48,322 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-26 02:15:48,332 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-26 02:15:48,356 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-26 02:15:48,356 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-26 02:15:48,357 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-26 02:15:48,357 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-26 02:15:48,357 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-26 02:15:48,357 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-26 02:15:48,357 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-26 02:15:48,358 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-26 02:15:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2019-11-26 02:15:48,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-26 02:15:48,379 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:15:48,380 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:15:48,380 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:15:48,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:48,386 INFO L82 PathProgramCache]: Analyzing trace with hash -799388337, now seen corresponding path program 1 times [2019-11-26 02:15:48,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:15:48,395 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145540478] [2019-11-26 02:15:48,395 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:15:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:48,777 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 02:15:48,778 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145540478] [2019-11-26 02:15:48,779 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:15:48,779 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:15:48,780 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226361742] [2019-11-26 02:15:48,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-26 02:15:48,785 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:15:48,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-26 02:15:48,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:15:48,801 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2019-11-26 02:15:48,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:15:48,827 INFO L93 Difference]: Finished difference Result 139 states and 221 transitions. [2019-11-26 02:15:48,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-26 02:15:48,828 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-26 02:15:48,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:15:48,840 INFO L225 Difference]: With dead ends: 139 [2019-11-26 02:15:48,840 INFO L226 Difference]: Without dead ends: 69 [2019-11-26 02:15:48,843 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-26 02:15:48,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-26 02:15:48,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2019-11-26 02:15:48,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-11-26 02:15:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 107 transitions. [2019-11-26 02:15:48,886 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 107 transitions. Word has length 8 [2019-11-26 02:15:48,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:15:48,887 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 107 transitions. [2019-11-26 02:15:48,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-26 02:15:48,887 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2019-11-26 02:15:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-26 02:15:48,888 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:15:48,888 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:15:48,888 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:15:48,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:48,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1143186459, now seen corresponding path program 1 times [2019-11-26 02:15:48,889 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:15:48,889 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426026067] [2019-11-26 02:15:48,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:15:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:49,099 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 02:15:49,099 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426026067] [2019-11-26 02:15:49,100 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:15:49,100 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:15:49,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630938612] [2019-11-26 02:15:49,101 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:15:49,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:15:49,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:15:49,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:15:49,102 INFO L87 Difference]: Start difference. First operand 69 states and 107 transitions. Second operand 3 states. [2019-11-26 02:15:49,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:15:49,131 INFO L93 Difference]: Finished difference Result 83 states and 123 transitions. [2019-11-26 02:15:49,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:15:49,132 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-26 02:15:49,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:15:49,133 INFO L225 Difference]: With dead ends: 83 [2019-11-26 02:15:49,133 INFO L226 Difference]: Without dead ends: 69 [2019-11-26 02:15:49,134 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 02:15:49,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2019-11-26 02:15:49,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2019-11-26 02:15:49,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2019-11-26 02:15:49,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions. [2019-11-26 02:15:49,146 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 9 [2019-11-26 02:15:49,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:15:49,146 INFO L462 AbstractCegarLoop]: Abstraction has 69 states and 106 transitions. [2019-11-26 02:15:49,146 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:15:49,147 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2019-11-26 02:15:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-26 02:15:49,147 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:15:49,148 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:15:49,148 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:15:49,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:49,148 INFO L82 PathProgramCache]: Analyzing trace with hash -679584836, now seen corresponding path program 1 times [2019-11-26 02:15:49,148 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:15:49,149 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713070969] [2019-11-26 02:15:49,149 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:15:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:49,277 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 02:15:49,277 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713070969] [2019-11-26 02:15:49,277 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:15:49,278 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:15:49,278 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389127644] [2019-11-26 02:15:49,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:15:49,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:15:49,279 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:15:49,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:15:49,279 INFO L87 Difference]: Start difference. First operand 69 states and 106 transitions. Second operand 3 states. [2019-11-26 02:15:49,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:15:49,302 INFO L93 Difference]: Finished difference Result 69 states and 106 transitions. [2019-11-26 02:15:49,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:15:49,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2019-11-26 02:15:49,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:15:49,308 INFO L225 Difference]: With dead ends: 69 [2019-11-26 02:15:49,310 INFO L226 Difference]: Without dead ends: 67 [2019-11-26 02:15:49,311 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 02:15:49,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2019-11-26 02:15:49,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2019-11-26 02:15:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2019-11-26 02:15:49,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 104 transitions. [2019-11-26 02:15:49,322 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 104 transitions. Word has length 10 [2019-11-26 02:15:49,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:15:49,322 INFO L462 AbstractCegarLoop]: Abstraction has 67 states and 104 transitions. [2019-11-26 02:15:49,323 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:15:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2019-11-26 02:15:49,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-26 02:15:49,324 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:15:49,324 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:15:49,324 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:15:49,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:49,325 INFO L82 PathProgramCache]: Analyzing trace with hash 407706135, now seen corresponding path program 1 times [2019-11-26 02:15:49,325 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:15:49,325 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732284553] [2019-11-26 02:15:49,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:15:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:49,428 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 02:15:49,429 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732284553] [2019-11-26 02:15:49,429 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:15:49,429 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:15:49,429 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807375145] [2019-11-26 02:15:49,430 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:15:49,430 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:15:49,430 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:15:49,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:15:49,431 INFO L87 Difference]: Start difference. First operand 67 states and 104 transitions. Second operand 3 states. [2019-11-26 02:15:49,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:15:49,445 INFO L93 Difference]: Finished difference Result 67 states and 104 transitions. [2019-11-26 02:15:49,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:15:49,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2019-11-26 02:15:49,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:15:49,447 INFO L225 Difference]: With dead ends: 67 [2019-11-26 02:15:49,447 INFO L226 Difference]: Without dead ends: 65 [2019-11-26 02:15:49,448 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 02:15:49,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-26 02:15:49,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-26 02:15:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-26 02:15:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 102 transitions. [2019-11-26 02:15:49,457 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 102 transitions. Word has length 11 [2019-11-26 02:15:49,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:15:49,458 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 102 transitions. [2019-11-26 02:15:49,458 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:15:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 102 transitions. [2019-11-26 02:15:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-26 02:15:49,459 INFO L402 BasicCegarLoop]: Found error trace [2019-11-26 02:15:49,459 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-26 02:15:49,460 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-26 02:15:49,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:15:49,460 INFO L82 PathProgramCache]: Analyzing trace with hash -246012122, now seen corresponding path program 1 times [2019-11-26 02:15:49,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-26 02:15:49,461 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717028171] [2019-11-26 02:15:49,461 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-26 02:15:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:15:49,561 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 02:15:49,562 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717028171] [2019-11-26 02:15:49,562 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-26 02:15:49,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-26 02:15:49,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532111293] [2019-11-26 02:15:49,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-26 02:15:49,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-26 02:15:49,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-26 02:15:49,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-26 02:15:49,563 INFO L87 Difference]: Start difference. First operand 65 states and 102 transitions. Second operand 3 states. [2019-11-26 02:15:49,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-26 02:15:49,571 INFO L93 Difference]: Finished difference Result 65 states and 102 transitions. [2019-11-26 02:15:49,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-26 02:15:49,572 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2019-11-26 02:15:49,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-26 02:15:49,572 INFO L225 Difference]: With dead ends: 65 [2019-11-26 02:15:49,573 INFO L226 Difference]: Without dead ends: 0 [2019-11-26 02:15:49,574 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 02:15:49,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-26 02:15:49,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-26 02:15:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-26 02:15:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-26 02:15:49,575 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-11-26 02:15:49,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-26 02:15:49,575 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-26 02:15:49,576 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-26 02:15:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-26 02:15:49,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:15:49,581 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-26 02:15:50,427 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,428 INFO L440 ceAbstractionStarter]: At program point L5721(lines 6173 6176) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,428 INFO L440 ceAbstractionStarter]: At program point L4863(lines 4855 4868) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,428 INFO L440 ceAbstractionStarter]: At program point L5458(lines 5458 5467) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,428 INFO L440 ceAbstractionStarter]: At program point L5328(lines 5328 5349) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,428 INFO L440 ceAbstractionStarter]: At program point L5196(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,429 INFO L440 ceAbstractionStarter]: At program point L6189-2(lines 1 6251) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,429 INFO L440 ceAbstractionStarter]: At program point L6189(lines 1 6251) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,429 INFO L444 ceAbstractionStarter]: For program point L4869-1(lines 4869 4886) no Hoare annotation was computed. [2019-11-26 02:15:50,429 INFO L440 ceAbstractionStarter]: At program point L5399(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,429 INFO L440 ceAbstractionStarter]: At program point L5070(lines 5070 5085) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,429 INFO L440 ceAbstractionStarter]: At program point L5136(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5536(lines 5536 5543) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5009(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5406(lines 5689 5692) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5142(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5275(lines 5275 5304) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,430 INFO L440 ceAbstractionStarter]: At program point L5275-2(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,431 INFO L444 ceAbstractionStarter]: For program point L5739(lines 5739 5742) no Hoare annotation was computed. [2019-11-26 02:15:50,431 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-26 02:15:50,431 INFO L440 ceAbstractionStarter]: At program point L5145(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,431 INFO L440 ceAbstractionStarter]: At program point L4881(lines 4873 4886) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,431 INFO L440 ceAbstractionStarter]: At program point L5281(lines 5281 5301) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,431 INFO L444 ceAbstractionStarter]: For program point L5150-2(lines 4816 5407) no Hoare annotation was computed. [2019-11-26 02:15:50,432 INFO L440 ceAbstractionStarter]: At program point L4820-2(lines 4820 4827) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,432 INFO L444 ceAbstractionStarter]: For program point L4820-3(lines 4820 4827) no Hoare annotation was computed. [2019-11-26 02:15:50,432 INFO L444 ceAbstractionStarter]: For program point L4821(lines 4821 4824) no Hoare annotation was computed. [2019-11-26 02:15:50,432 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,432 INFO L440 ceAbstractionStarter]: At program point L5351(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,432 INFO L440 ceAbstractionStarter]: At program point L6210(lines 1 6251) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,432 INFO L440 ceAbstractionStarter]: At program point L5087(lines 5087 5103) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L5750(lines 5734 5762) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L5025(lines 5025 5028) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L5554(lines 5554 5557) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L5488(lines 5455 5571) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L5356(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,433 INFO L440 ceAbstractionStarter]: At program point L4828-2(lines 4828 4831) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L5753(lines 5753 5756) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L5490(lines 5490 5493) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L5230(lines 5230 5250) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L5164(lines 5154 5172) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L4834(lines 4834 4837) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,434 INFO L440 ceAbstractionStarter]: At program point L4968(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,435 INFO L444 ceAbstractionStarter]: For program point L5827(lines 6177 6180) no Hoare annotation was computed. [2019-11-26 02:15:50,435 INFO L444 ceAbstractionStarter]: For program point L5827-1(lines 6181 6184) no Hoare annotation was computed. [2019-11-26 02:15:50,435 INFO L447 ceAbstractionStarter]: At program point L5827-2(lines 6170 6187) the Hoare annotation is: true [2019-11-26 02:15:50,435 INFO L440 ceAbstractionStarter]: At program point L5564(lines 5455 5571) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,435 INFO L440 ceAbstractionStarter]: At program point L5499(lines 5455 5571) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,435 INFO L444 ceAbstractionStarter]: For program point L5830(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,435 INFO L444 ceAbstractionStarter]: For program point L5830-1(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,435 INFO L444 ceAbstractionStarter]: For program point L5830-2(line 5830) no Hoare annotation was computed. [2019-11-26 02:15:50,436 INFO L440 ceAbstractionStarter]: At program point L5566(lines 5455 5571) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,436 INFO L444 ceAbstractionStarter]: For program point L4840(lines 4840 4844) no Hoare annotation was computed. [2019-11-26 02:15:50,436 INFO L440 ceAbstractionStarter]: At program point L5501(lines 5501 5504) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,436 INFO L444 ceAbstractionStarter]: For program point L4973-2(lines 4816 5407) no Hoare annotation was computed. [2019-11-26 02:15:50,436 INFO L440 ceAbstractionStarter]: At program point L5568(lines 5455 5571) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,436 INFO L444 ceAbstractionStarter]: For program point L5106(lines 5106 5117) no Hoare annotation was computed. [2019-11-26 02:15:50,436 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-26 02:15:50,437 INFO L440 ceAbstractionStarter]: At program point L5570(lines 5438 5572) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,437 INFO L440 ceAbstractionStarter]: At program point L5111-1(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,437 INFO L444 ceAbstractionStarter]: For program point L4851(lines 4851 4868) no Hoare annotation was computed. [2019-11-26 02:15:50,437 INFO L444 ceAbstractionStarter]: For program point L4851-2(lines 4816 5407) no Hoare annotation was computed. [2019-11-26 02:15:50,437 INFO L440 ceAbstractionStarter]: At program point L5512(lines 5512 5515) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,437 INFO L440 ceAbstractionStarter]: At program point L5380(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,437 INFO L440 ceAbstractionStarter]: At program point L5382(lines 4816 5407) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,438 INFO L440 ceAbstractionStarter]: At program point L5053(lines 5053 5068) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,438 INFO L440 ceAbstractionStarter]: At program point L5318(lines 5318 5321) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,438 INFO L440 ceAbstractionStarter]: At program point L5716(lines 5702 5722) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,438 INFO L440 ceAbstractionStarter]: At program point L5518(lines 5518 5525) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,438 INFO L440 ceAbstractionStarter]: At program point L5254(lines 5254 5274) the Hoare annotation is: (and (= 1 ~ldv_mutex_lock~0) (= ~com90xx_skip_probe~0 0) (= 1 ~ldv_mutex_mutex~0) (= ~ldv_mutex_cred_guard_mutex~0 1)) [2019-11-26 02:15:50,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 02:15:50 BoogieIcfgContainer [2019-11-26 02:15:50,471 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-26 02:15:50,472 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:15:50,472 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:15:50,473 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:15:50,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:15:48" (3/4) ... [2019-11-26 02:15:50,477 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:15:50,522 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 471 nodes and edges [2019-11-26 02:15:50,527 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 158 nodes and edges [2019-11-26 02:15:50,532 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2019-11-26 02:15:50,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-11-26 02:15:50,541 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-26 02:15:50,545 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-26 02:15:50,549 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:15:50,554 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:15:50,758 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_27a6e56c-b4ec-44a9-9b89-f73c0e0718c4/bin/utaipan/witness.graphml [2019-11-26 02:15:50,759 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:15:50,761 INFO L168 Benchmark]: Toolchain (without parser) took 16353.63 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 337.6 MB). Free memory was 933.9 MB in the beginning and 933.2 MB in the end (delta: 659.2 kB). Peak memory consumption was 338.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,761 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:15:50,761 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1513.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 933.9 MB in the beginning and 1.0 GB in the end (delta: -110.8 MB). Peak memory consumption was 44.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,762 INFO L168 Benchmark]: Boogie Preprocessor took 159.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,763 INFO L168 Benchmark]: RCFGBuilder took 12050.12 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -171.0 MB). Peak memory consumption was 272.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,763 INFO L168 Benchmark]: TraceAbstraction took 2170.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 981.9 MB in the end (delta: 212.3 MB). Peak memory consumption was 212.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,763 INFO L168 Benchmark]: Witness Printer took 286.80 ms. Allocated memory is still 1.4 GB. Free memory was 981.9 MB in the beginning and 933.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:15:50,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1513.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 933.9 MB in the beginning and 1.0 GB in the end (delta: -110.8 MB). Peak memory consumption was 44.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 169.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 159.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 12050.12 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -171.0 MB). Peak memory consumption was 272.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2170.04 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 981.9 MB in the end (delta: 212.3 MB). Peak memory consumption was 212.3 MB. Max. memory is 11.5 GB. * Witness Printer took 286.80 ms. Allocated memory is still 1.4 GB. Free memory was 981.9 MB in the beginning and 933.2 MB in the end (delta: 48.7 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5830]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 5830]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 5830]: 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: 4834]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5518]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5536]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5702]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5328]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5438]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5230]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5753]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5087]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5154]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5281]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5025]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5490]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5501]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5512]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5689]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4828]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5318]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5070]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 6173]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5734]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 6170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5458]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5275]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5554]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5053]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5455]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 5254]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4873]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - InvariantResult [Line: 4816]: Loop Invariant Derived loop invariant: ((1 == ldv_mutex_lock && com90xx_skip_probe == 0) && 1 == ldv_mutex_mutex) && ldv_mutex_cred_guard_mutex == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Result: SAFE, OverallTime: 2.0s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 518 SDtfs, 381 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 52 PreInvPairs, 102 NumberOfFragments, 652 HoareAnnotationTreeSize, 52 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 0 QuantifiedInterpolants, 1023 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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...