./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 17:14:44,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 17:14:44,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 17:14:44,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 17:14:44,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 17:14:44,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 17:14:44,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 17:14:44,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 17:14:44,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 17:14:44,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 17:14:44,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 17:14:44,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 17:14:44,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 17:14:44,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 17:14:44,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 17:14:44,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 17:14:44,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 17:14:44,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 17:14:44,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 17:14:44,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 17:14:44,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 17:14:44,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 17:14:44,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 17:14:44,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 17:14:44,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 17:14:44,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 17:14:44,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 17:14:44,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 17:14:44,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 17:14:44,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 17:14:44,101 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 17:14:44,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 17:14:44,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 17:14:44,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 17:14:44,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 17:14:44,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 17:14:44,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 17:14:44,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 17:14:44,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 17:14:44,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 17:14:44,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 17:14:44,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 17:14:44,133 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 17:14:44,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 17:14:44,136 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 17:14:44,136 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 17:14:44,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 17:14:44,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 17:14:44,137 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 17:14:44,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 17:14:44,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 17:14:44,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 17:14:44,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 17:14:44,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 17:14:44,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 17:14:44,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 17:14:44,139 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 17:14:44,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 17:14:44,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 17:14:44,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 17:14:44,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 17:14:44,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 17:14:44,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 17:14:44,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 17:14:44,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 17:14:44,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71ae762d3463fef3e0ebb4d119521f12329b84181672b3d3c2019f1e21951d6d [2021-11-06 17:14:44,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 17:14:44,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 17:14:44,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 17:14:44,350 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 17:14:44,351 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 17:14:44,351 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-06 17:14:44,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec590eb11/dba11f599ca1445185427a0e13d6129a/FLAGba3096925 [2021-11-06 17:14:44,972 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 17:14:44,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-06 17:14:45,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec590eb11/dba11f599ca1445185427a0e13d6129a/FLAGba3096925 [2021-11-06 17:14:45,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec590eb11/dba11f599ca1445185427a0e13d6129a [2021-11-06 17:14:45,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 17:14:45,141 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 17:14:45,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 17:14:45,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 17:14:45,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 17:14:45,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:14:45" (1/1) ... [2021-11-06 17:14:45,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35bcf603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:45, skipping insertion in model container [2021-11-06 17:14:45,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 05:14:45" (1/1) ... [2021-11-06 17:14:45,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 17:14:45,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 17:14:46,909 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-06 17:14:46,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 17:14:46,997 INFO L203 MainTranslator]: Completed pre-run [2021-11-06 17:14:47,351 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i[315942,315955] [2021-11-06 17:14:47,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-06 17:14:47,465 INFO L208 MainTranslator]: Completed translation [2021-11-06 17:14:47,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47 WrapperNode [2021-11-06 17:14:47,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 17:14:47,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-06 17:14:47,468 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-06 17:14:47,468 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-06 17:14:47,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:47,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:53,388 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-06 17:14:53,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-06 17:14:53,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-06 17:14:53,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-06 17:14:53,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:53,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:54,572 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:54,573 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:56,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:57,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:57,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:58,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-06 17:14:58,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-06 17:14:58,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-06 17:14:58,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-06 17:14:58,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (1/1) ... [2021-11-06 17:14:58,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 17:14:58,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 17:14:58,123 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-06 17:14:58,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-06 17:14:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-06 17:14:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-06 17:14:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-06 17:14:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_execute_tuning [2021-11-06 17:14:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_execute_tuning [2021-11-06 17:14:58,155 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_hw_reset [2021-11-06 17:14:58,155 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_hw_reset [2021-11-06 17:14:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-06 17:14:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-06 17:14:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_remove_host [2021-11-06 17:14:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_remove_host [2021-11-06 17:14:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-06 17:14:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-06 17:14:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_check_ro [2021-11-06 17:14:58,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_check_ro [2021-11-06 17:14:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-06 17:14:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-06 17:14:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_prepare_data [2021-11-06 17:14:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_prepare_data [2021-11-06 17:14:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_request [2021-11-06 17:14:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_request [2021-11-06 17:14:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_reinit [2021-11-06 17:14:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_reinit [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_timeout [2021-11-06 17:14:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_timeout [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-06 17:14:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-06 17:14:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_resume_host [2021-11-06 17:14:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_resume_host [2021-11-06 17:14:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-06 17:14:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_set_ios [2021-11-06 17:14:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_set_ios [2021-11-06 17:14:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_card_event [2021-11-06 17:14:58,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_card_event [2021-11-06 17:14:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_start_signal_voltage_switch [2021-11-06 17:14:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_start_signal_voltage_switch [2021-11-06 17:14:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-06 17:14:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-06 17:14:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-06 17:14:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-06 17:14:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-06 17:14:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-06 17:14:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-06 17:14:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_get_ro [2021-11-06 17:14:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_get_ro [2021-11-06 17:14:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_send_command [2021-11-06 17:14:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_send_command [2021-11-06 17:14:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_get_ro [2021-11-06 17:14:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_get_ro [2021-11-06 17:14:58,161 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_set_ios [2021-11-06 17:14:58,161 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_set_ios [2021-11-06 17:14:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_runtime_resume_host [2021-11-06 17:14:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_runtime_resume_host [2021-11-06 17:14:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_init [2021-11-06 17:14:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_init [2021-11-06 17:14:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_add_host [2021-11-06 17:14:58,162 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_add_host [2021-11-06 17:14:58,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-06 17:14:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-06 17:14:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-06 17:14:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure sdhci_do_reset [2021-11-06 17:14:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure sdhci_do_reset [2021-11-06 17:14:58,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-06 17:14:58,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-06 17:16:41,554 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-06 17:16:41,555 INFO L299 CfgBuilder]: Removed 37361 assume(true) statements. [2021-11-06 17:16:41,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:16:41 BoogieIcfgContainer [2021-11-06 17:16:41,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-06 17:16:41,582 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-06 17:16:41,582 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-06 17:16:41,586 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-06 17:16:41,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 05:14:45" (1/3) ... [2021-11-06 17:16:41,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f650413 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:16:41, skipping insertion in model container [2021-11-06 17:16:41,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 05:14:47" (2/3) ... [2021-11-06 17:16:41,587 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f650413 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 05:16:41, skipping insertion in model container [2021-11-06 17:16:41,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 05:16:41" (3/3) ... [2021-11-06 17:16:41,590 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mmc--host--sdhci.ko-entry_point.cil.out.i [2021-11-06 17:16:41,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-06 17:16:41,596 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-06 17:16:41,723 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-06 17:16:41,729 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-06 17:16:41,729 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-06 17:16:42,076 INFO L276 IsEmpty]: Start isEmpty. Operand has 35676 states, 35332 states have (on average 1.3642873315974187) internal successors, (48203), 35411 states have internal predecessors, (48203), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-06 17:16:42,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-06 17:16:42,249 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 17:16:42,249 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 17:16:42,250 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 17:16:42,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 17:16:42,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1940094396, now seen corresponding path program 1 times [2021-11-06 17:16:42,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 17:16:42,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754248055] [2021-11-06 17:16:42,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:16:42,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 17:16:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:16:43,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-06 17:16:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:16:43,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 17:16:43,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 17:16:43,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754248055] [2021-11-06 17:16:43,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754248055] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 17:16:43,283 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 17:16:43,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-06 17:16:43,285 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875711342] [2021-11-06 17:16:43,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 17:16:43,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 17:16:43,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 17:16:43,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 17:16:43,340 INFO L87 Difference]: Start difference. First operand has 35676 states, 35332 states have (on average 1.3642873315974187) internal successors, (48203), 35411 states have internal predecessors, (48203), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:18:46,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 17:18:46,960 INFO L93 Difference]: Finished difference Result 71532 states and 98409 transitions. [2021-11-06 17:18:46,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 17:18:46,966 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2021-11-06 17:18:46,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 17:18:47,150 INFO L225 Difference]: With dead ends: 71532 [2021-11-06 17:18:47,150 INFO L226 Difference]: Without dead ends: 34814 [2021-11-06 17:18:47,313 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-06 17:18:47,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34814 states. [2021-11-06 17:18:48,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34814 to 34615. [2021-11-06 17:18:48,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34615 states, 34272 states have (on average 1.33625116713352) internal successors, (45796), 34350 states have internal predecessors, (45796), 317 states have call successors, (317), 25 states have call predecessors, (317), 25 states have return successors, (317), 313 states have call predecessors, (317), 317 states have call successors, (317) [2021-11-06 17:18:48,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34615 states to 34615 states and 46430 transitions. [2021-11-06 17:18:48,488 INFO L78 Accepts]: Start accepts. Automaton has 34615 states and 46430 transitions. Word has length 123 [2021-11-06 17:18:48,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 17:18:48,489 INFO L470 AbstractCegarLoop]: Abstraction has 34615 states and 46430 transitions. [2021-11-06 17:18:48,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 2 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:18:48,490 INFO L276 IsEmpty]: Start isEmpty. Operand 34615 states and 46430 transitions. [2021-11-06 17:18:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-06 17:18:48,608 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 17:18:48,609 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 17:18:48,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-06 17:18:48,615 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 17:18:48,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 17:18:48,616 INFO L85 PathProgramCache]: Analyzing trace with hash 2022229762, now seen corresponding path program 1 times [2021-11-06 17:18:48,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 17:18:48,616 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660729807] [2021-11-06 17:18:48,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:18:48,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 17:18:48,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:18:49,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-06 17:18:49,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:18:49,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 17:18:49,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 17:18:49,042 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660729807] [2021-11-06 17:18:49,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660729807] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 17:18:49,042 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-06 17:18:49,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-06 17:18:49,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471476706] [2021-11-06 17:18:49,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 17:18:49,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 17:18:49,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 17:18:49,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-06 17:18:49,045 INFO L87 Difference]: Start difference. First operand 34615 states and 46430 transitions. Second operand has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:21:57,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 17:21:57,934 INFO L93 Difference]: Finished difference Result 103806 states and 139686 transitions. [2021-11-06 17:21:57,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-06 17:21:57,936 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 123 [2021-11-06 17:21:57,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 17:21:58,198 INFO L225 Difference]: With dead ends: 103806 [2021-11-06 17:21:58,199 INFO L226 Difference]: Without dead ends: 69224 [2021-11-06 17:21:58,308 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-06 17:21:58,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69224 states. [2021-11-06 17:22:00,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69224 to 68838. [2021-11-06 17:22:00,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68838 states, 68165 states have (on average 1.3364483239199003) internal successors, (91099), 68321 states have internal predecessors, (91099), 624 states have call successors, (624), 48 states have call predecessors, (624), 48 states have return successors, (727), 616 states have call predecessors, (727), 624 states have call successors, (727) [2021-11-06 17:22:00,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68838 states to 68838 states and 92450 transitions. [2021-11-06 17:22:00,312 INFO L78 Accepts]: Start accepts. Automaton has 68838 states and 92450 transitions. Word has length 123 [2021-11-06 17:22:00,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 17:22:00,315 INFO L470 AbstractCegarLoop]: Abstraction has 68838 states and 92450 transitions. [2021-11-06 17:22:00,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:22:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 68838 states and 92450 transitions. [2021-11-06 17:22:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-06 17:22:00,527 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 17:22:00,528 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 17:22:00,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-06 17:22:00,528 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 17:22:00,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 17:22:00,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1885160900, now seen corresponding path program 1 times [2021-11-06 17:22:00,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 17:22:00,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533836219] [2021-11-06 17:22:00,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:00,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 17:22:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-06 17:22:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:00,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 17:22:00,983 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 17:22:00,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533836219] [2021-11-06 17:22:00,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533836219] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 17:22:00,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51377719] [2021-11-06 17:22:00,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:00,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 17:22:00,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 17:22:00,986 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 17:22:00,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-06 17:22:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:03,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 4869 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-06 17:22:03,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 17:22:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-06 17:22:03,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51377719] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 17:22:03,811 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-06 17:22:03,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-06 17:22:03,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124476191] [2021-11-06 17:22:03,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-06 17:22:03,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 17:22:03,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-06 17:22:03,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-06 17:22:03,813 INFO L87 Difference]: Start difference. First operand 68838 states and 92450 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:22:05,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 17:22:05,159 INFO L93 Difference]: Finished difference Result 137645 states and 185591 transitions. [2021-11-06 17:22:05,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-06 17:22:05,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 141 [2021-11-06 17:22:05,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 17:22:05,412 INFO L225 Difference]: With dead ends: 137645 [2021-11-06 17:22:05,412 INFO L226 Difference]: Without dead ends: 68840 [2021-11-06 17:22:05,630 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-06 17:22:05,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68840 states. [2021-11-06 17:22:06,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68840 to 68840. [2021-11-06 17:22:07,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68840 states, 68167 states have (on average 1.3364384526237036) internal successors, (91101), 68323 states have internal predecessors, (91101), 624 states have call successors, (624), 48 states have call predecessors, (624), 48 states have return successors, (727), 616 states have call predecessors, (727), 624 states have call successors, (727) [2021-11-06 17:22:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68840 states to 68840 states and 92452 transitions. [2021-11-06 17:22:07,526 INFO L78 Accepts]: Start accepts. Automaton has 68840 states and 92452 transitions. Word has length 141 [2021-11-06 17:22:07,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 17:22:07,527 INFO L470 AbstractCegarLoop]: Abstraction has 68840 states and 92452 transitions. [2021-11-06 17:22:07,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:22:07,527 INFO L276 IsEmpty]: Start isEmpty. Operand 68840 states and 92452 transitions. [2021-11-06 17:22:07,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-06 17:22:07,732 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 17:22:07,732 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 17:22:07,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-06 17:22:07,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 17:22:07,939 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 17:22:07,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 17:22:07,940 INFO L85 PathProgramCache]: Analyzing trace with hash 79722566, now seen corresponding path program 1 times [2021-11-06 17:22:07,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 17:22:07,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955364575] [2021-11-06 17:22:07,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:07,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 17:22:08,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:08,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-06 17:22:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 17:22:08,335 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 17:22:08,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955364575] [2021-11-06 17:22:08,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955364575] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 17:22:08,335 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1323769477] [2021-11-06 17:22:08,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:08,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 17:22:08,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 17:22:08,337 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 17:22:08,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-06 17:22:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:11,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 4866 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-06 17:22:11,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 17:22:11,483 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-06 17:22:11,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1323769477] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 17:22:11,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-06 17:22:11,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-06 17:22:11,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661335903] [2021-11-06 17:22:11,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 17:22:11,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 17:22:11,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 17:22:11,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-06 17:22:11,486 INFO L87 Difference]: Start difference. First operand 68840 states and 92452 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:22:17,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-06 17:22:17,932 INFO L93 Difference]: Finished difference Result 301970 states and 408040 transitions. [2021-11-06 17:22:17,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-06 17:22:17,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 141 [2021-11-06 17:22:17,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-06 17:22:19,058 INFO L225 Difference]: With dead ends: 301970 [2021-11-06 17:22:19,058 INFO L226 Difference]: Without dead ends: 233163 [2021-11-06 17:22:19,299 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-06 17:22:19,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233163 states. [2021-11-06 17:22:23,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233163 to 135905. [2021-11-06 17:22:23,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135905 states, 134562 states have (on average 1.3376510456146609) internal successors, (179997), 134880 states have internal predecessors, (179997), 1246 states have call successors, (1246), 96 states have call predecessors, (1246), 96 states have return successors, (2904), 1224 states have call predecessors, (2904), 1246 states have call successors, (2904) [2021-11-06 17:22:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135905 states to 135905 states and 184147 transitions. [2021-11-06 17:22:23,941 INFO L78 Accepts]: Start accepts. Automaton has 135905 states and 184147 transitions. Word has length 141 [2021-11-06 17:22:23,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-06 17:22:23,941 INFO L470 AbstractCegarLoop]: Abstraction has 135905 states and 184147 transitions. [2021-11-06 17:22:23,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-06 17:22:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 135905 states and 184147 transitions. [2021-11-06 17:22:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-06 17:22:24,303 INFO L505 BasicCegarLoop]: Found error trace [2021-11-06 17:22:24,303 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-06 17:22:24,343 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-06 17:22:24,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-06 17:22:24,504 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION === [sdhci_add_hostErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-06 17:22:24,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-06 17:22:24,505 INFO L85 PathProgramCache]: Analyzing trace with hash 301621747, now seen corresponding path program 1 times [2021-11-06 17:22:24,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-06 17:22:24,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133392244] [2021-11-06 17:22:24,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:24,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-06 17:22:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:25,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-06 17:22:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-06 17:22:25,184 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-06 17:22:25,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133392244] [2021-11-06 17:22:25,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133392244] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-06 17:22:25,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641822859] [2021-11-06 17:22:25,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-06 17:22:25,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-06 17:22:25,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-06 17:22:25,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-06 17:22:25,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-06 17:22:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-06 17:22:27,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 4868 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-06 17:22:27,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-06 17:22:27,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-06 17:22:27,902 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641822859] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-06 17:22:27,902 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-06 17:22:27,903 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-11-06 17:22:27,903 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933394585] [2021-11-06 17:22:27,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-06 17:22:27,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-06 17:22:27,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-06 17:22:27,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-06 17:22:27,904 INFO L87 Difference]: Start difference. First operand 135905 states and 184147 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 3 states have internal predecessors, (135), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)