./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.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 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:10:02,048 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:10:02,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:10:02,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:10:02,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:10:02,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:10:02,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:10:02,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:10:02,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:10:02,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:10:02,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:10:02,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:10:02,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:10:02,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:10:02,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:10:02,104 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:10:02,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:10:02,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:10:02,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:10:02,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:10:02,109 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:10:02,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:10:02,110 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:10:02,111 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:10:02,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:10:02,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:10:02,113 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:10:02,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:10:02,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:10:02,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:10:02,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:10:02,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:10:02,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:10:02,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:10:02,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:10:02,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:10:02,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:10:02,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:10:02,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:10:02,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:10:02,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:10:02,119 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:10:02,135 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:10:02,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:10:02,136 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:10:02,136 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:10:02,137 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:10:02,137 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:10:02,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:10:02,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:10:02,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:10:02,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:10:02,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:10:02,139 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:10:02,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:10:02,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:10:02,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:10:02,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:02,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:10:02,140 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:10:02,141 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:10:02,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:10:02,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:10:02,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a [2021-12-15 13:10:02,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:10:02,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:10:02,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:10:02,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:10:02,393 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:10:02,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2021-12-15 13:10:02,450 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c590d57/7d1df019817141b2848a6126fd86d81f/FLAG47c83a2b1 [2021-12-15 13:10:03,107 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:10:03,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2021-12-15 13:10:03,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c590d57/7d1df019817141b2848a6126fd86d81f/FLAG47c83a2b1 [2021-12-15 13:10:03,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c590d57/7d1df019817141b2848a6126fd86d81f [2021-12-15 13:10:03,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:10:03,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:10:03,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:03,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:10:03,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:10:03,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:03" (1/1) ... [2021-12-15 13:10:03,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2166054a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:03, skipping insertion in model container [2021-12-15 13:10:03,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:03" (1/1) ... [2021-12-15 13:10:03,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:10:03,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:10:03,823 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2021-12-15 13:10:03,824 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2021-12-15 13:10:03,976 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2021-12-15 13:10:04,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:04,569 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:10:04,638 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2021-12-15 13:10:04,639 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2021-12-15 13:10:04,645 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2021-12-15 13:10:04,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:04,869 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:10:04,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04 WrapperNode [2021-12-15 13:10:04,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:04,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:04,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:10:04,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:10:04,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:04,978 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,111 INFO L137 Inliner]: procedures = 205, calls = 1641, calls flagged for inlining = 86, calls inlined = 81, statements flattened = 3565 [2021-12-15 13:10:05,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:05,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:10:05,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:10:05,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:10:05,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:10:05,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:10:05,280 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:10:05,280 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:10:05,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:04" (1/1) ... [2021-12-15 13:10:05,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:05,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:10:05,305 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) [2021-12-15 13:10:05,323 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 [2021-12-15 13:10:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_setup [2021-12-15 13:10:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_setup [2021-12-15 13:10:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:10:05,360 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:10:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_set_silence [2021-12-15 13:10:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_set_silence [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:10:05,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:10:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure byte_pos [2021-12-15 13:10:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure byte_pos [2021-12-15 13:10:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:10:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:10:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_trigger [2021-12-15 13:10:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_trigger [2021-12-15 13:10:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pcm_new [2021-12-15 13:10:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pcm_new [2021-12-15 13:10:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:10:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:10:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:10:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:10:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_open [2021-12-15 13:10:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_open [2021-12-15 13:10:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure params_change [2021-12-15 13:10:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change [2021-12-15 13:10:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:10:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:10:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2021-12-15 13:10:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2021-12-15 13:10:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-12-15 13:10:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-12-15 13:10:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:10:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:10:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_stop [2021-12-15 13:10:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_stop [2021-12-15 13:10:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:10:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_free [2021-12-15 13:10:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_free [2021-12-15 13:10:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure get_cable_index [2021-12-15 13:10:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cable_index [2021-12-15 13:10:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_suspend_all [2021-12-15 13:10:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_suspend_all [2021-12-15 13:10:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:10:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:10:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:10:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-12-15 13:10:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-12-15 13:10:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:10:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:10:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:10:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:10:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2021-12-15 13:10:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2021-12-15 13:10:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:10:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:10:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_close [2021-12-15 13:10:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_close [2021-12-15 13:10:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:10:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:10:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:10:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:10:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_active_notify [2021-12-15 13:10:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_active_notify [2021-12-15 13:10:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:10:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:10:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:10:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:10:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:10:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pointer [2021-12-15 13:10:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pointer [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_params [2021-12-15 13:10:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_params [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_finish [2021-12-15 13:10:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_finish [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_start [2021-12-15 13:10:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_start [2021-12-15 13:10:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_prepare [2021-12-15 13:10:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_prepare [2021-12-15 13:10:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-12-15 13:10:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-12-15 13:10:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_proc_new [2021-12-15 13:10:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_proc_new [2021-12-15 13:10:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:10:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:10:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:10:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:10:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:10:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_delta [2021-12-15 13:10:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_delta [2021-12-15 13:10:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_suspend [2021-12-15 13:10:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_suspend [2021-12-15 13:10:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2021-12-15 13:10:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2021-12-15 13:10:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:10:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_notify [2021-12-15 13:10:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_notify [2021-12-15 13:10:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_resume [2021-12-15 13:10:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_resume [2021-12-15 13:10:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pos_update [2021-12-15 13:10:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pos_update [2021-12-15 13:10:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2021-12-15 13:10:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2021-12-15 13:10:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2021-12-15 13:10:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2021-12-15 13:10:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2021-12-15 13:10:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2021-12-15 13:10:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-15 13:10:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-15 13:10:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2021-12-15 13:10:05,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2021-12-15 13:10:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_unregister_all [2021-12-15 13:10:05,379 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_unregister_all [2021-12-15 13:10:05,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:10:05,380 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:10:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure clear_capture_buf [2021-12-15 13:10:05,381 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_capture_buf [2021-12-15 13:10:05,381 INFO L130 BoogieDeclarations]: Found specification of procedure params_change_substream [2021-12-15 13:10:05,381 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change_substream [2021-12-15 13:10:05,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:10:05,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:10:05,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:10:05,386 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:10:05,386 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:10:05,827 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:10:05,830 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:10:06,148 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:10:06,189 INFO L158 Benchmark]: Toolchain (without parser) took 2762.79ms. Allocated memory was 90.2MB in the beginning and 182.5MB in the end (delta: 92.3MB). Free memory was 63.2MB in the beginning and 107.3MB in the end (delta: -44.1MB). Peak memory consumption was 73.6MB. Max. memory is 16.1GB. [2021-12-15 13:10:06,190 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 90.2MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:10:06,190 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1443.42ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 62.9MB in the beginning and 69.8MB in the end (delta: -7.0MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-12-15 13:10:06,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.36ms. Allocated memory is still 132.1MB. Free memory was 69.8MB in the beginning and 71.4MB in the end (delta: -1.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2021-12-15 13:10:06,191 INFO L158 Benchmark]: Boogie Preprocessor took 165.92ms. Allocated memory is still 132.1MB. Free memory was 71.4MB in the beginning and 47.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-15 13:10:06,191 INFO L158 Benchmark]: RCFGBuilder took 908.68ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 47.8MB in the beginning and 107.3MB in the end (delta: -59.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-12-15 13:10:06,193 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 90.2MB. Free memory was 70.2MB in the beginning and 70.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1443.42ms. Allocated memory was 90.2MB in the beginning and 132.1MB in the end (delta: 41.9MB). Free memory was 62.9MB in the beginning and 69.8MB in the end (delta: -7.0MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.36ms. Allocated memory is still 132.1MB. Free memory was 69.8MB in the beginning and 71.4MB in the end (delta: -1.6MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 165.92ms. Allocated memory is still 132.1MB. Free memory was 71.4MB in the beginning and 47.8MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 908.68ms. Allocated memory was 132.1MB in the beginning and 182.5MB in the end (delta: 50.3MB). Free memory was 47.8MB in the beginning and 107.3MB in the end (delta: -59.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:10:06,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:10:07,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:10:07,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:10:07,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:10:07,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:10:07,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:10:07,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:10:07,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:10:07,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:10:07,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:10:07,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:10:07,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:10:07,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:10:07,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:10:07,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:10:07,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:10:07,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:10:07,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:10:07,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:10:07,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:10:07,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:10:07,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:10:07,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:10:07,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:10:07,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:10:07,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:10:07,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:10:07,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:10:07,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:10:07,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:10:07,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:10:07,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:10:07,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:10:07,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:10:07,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:10:08,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:10:08,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:10:08,000 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:10:08,000 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:10:08,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:10:08,002 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:10:08,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:10:08,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:10:08,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:10:08,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:10:08,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:10:08,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:10:08,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:10:08,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:10:08,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:10:08,034 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:10:08,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:10:08,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:10:08,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:10:08,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:10:08,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:10:08,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:10:08,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:10:08,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:10:08,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:10:08,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:08,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:10:08,045 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:10:08,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:10:08,046 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:10:08,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:10:08,046 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b0b41862c2f2ed85815e97691c99c06d3eb1c9f09c717c7d2a79de23098870a [2021-12-15 13:10:08,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:10:08,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:10:08,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:10:08,356 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:10:08,357 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:10:08,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2021-12-15 13:10:08,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c1fb87/b268872e73d4450593dd4fd3312725b5/FLAG1fab2818e [2021-12-15 13:10:09,026 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:10:09,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i [2021-12-15 13:10:09,061 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c1fb87/b268872e73d4450593dd4fd3312725b5/FLAG1fab2818e [2021-12-15 13:10:09,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb1c1fb87/b268872e73d4450593dd4fd3312725b5 [2021-12-15 13:10:09,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:10:09,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:10:09,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:09,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:10:09,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:10:09,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:09" (1/1) ... [2021-12-15 13:10:09,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bce0634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:09, skipping insertion in model container [2021-12-15 13:10:09,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:10:09" (1/1) ... [2021-12-15 13:10:09,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:10:09,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:10:09,893 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2021-12-15 13:10:09,893 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2021-12-15 13:10:10,063 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2021-12-15 13:10:10,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:10,675 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:10:10,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:10:10,760 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2021-12-15 13:10:10,761 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2021-12-15 13:10:10,767 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2021-12-15 13:10:10,890 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:10,906 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:10:11,018 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3724] [2021-12-15 13:10:11,019 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3725-3726] [2021-12-15 13:10:11,024 WARN L230 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-aloop.ko-entry_point.cil.out.i[111472,111485] [2021-12-15 13:10:11,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:10:11,277 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:10:11,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11 WrapperNode [2021-12-15 13:10:11,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:10:11,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:11,278 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:10:11,278 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:10:11,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,432 INFO L137 Inliner]: procedures = 215, calls = 1641, calls flagged for inlining = 86, calls inlined = 81, statements flattened = 3454 [2021-12-15 13:10:11,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:10:11,433 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:10:11,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:10:11,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:10:11,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,472 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:10:11,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:10:11,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:10:11,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:10:11,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:10:11" (1/1) ... [2021-12-15 13:10:11,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:10:11,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:10:11,682 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) [2021-12-15 13:10:11,684 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 [2021-12-15 13:10:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure get_setup [2021-12-15 13:10:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_setup [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:10:11,710 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:10:11,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:10:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:10:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:10:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_format_set_silence [2021-12-15 13:10:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_format_set_silence [2021-12-15 13:10:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-15 13:10:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-15 13:10:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure byte_pos [2021-12-15 13:10:11,711 INFO L138 BoogieDeclarations]: Found implementation of procedure byte_pos [2021-12-15 13:10:11,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:10:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:10:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_trigger [2021-12-15 13:10:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_trigger [2021-12-15 13:10:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pcm_new [2021-12-15 13:10:11,712 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pcm_new [2021-12-15 13:10:11,712 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:10:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:10:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:10:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:10:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_open [2021-12-15 13:10:11,713 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_open [2021-12-15 13:10:11,713 INFO L130 BoogieDeclarations]: Found specification of procedure params_change [2021-12-15 13:10:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change [2021-12-15 13:10:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:10:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:10:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_set_ops [2021-12-15 13:10:11,714 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_set_ops [2021-12-15 13:10:11,714 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-12-15 13:10:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-12-15 13:10:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-15 13:10:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-15 13:10:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_stop [2021-12-15 13:10:11,715 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_stop [2021-12-15 13:10:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:10:11,715 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_free [2021-12-15 13:10:11,716 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_free [2021-12-15 13:10:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure get_cable_index [2021-12-15 13:10:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cable_index [2021-12-15 13:10:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_suspend_all [2021-12-15 13:10:11,717 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_suspend_all [2021-12-15 13:10:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:10:11,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-15 13:10:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2021-12-15 13:10:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:10:11,718 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:10:11,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:10:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:10:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_get_vmalloc_page [2021-12-15 13:10:11,719 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_get_vmalloc_page [2021-12-15 13:10:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:10:11,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:10:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:10:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:10:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:10:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_close [2021-12-15 13:10:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_close [2021-12-15 13:10:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:10:11,720 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:10:11,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:10:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:10:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_active_notify [2021-12-15 13:10:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_active_notify [2021-12-15 13:10:11,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:10:11,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:10:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:10:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:10:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pointer [2021-12-15 13:10:11,722 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pointer [2021-12-15 13:10:11,722 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_hw_params [2021-12-15 13:10:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_hw_params [2021-12-15 13:10:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_finish [2021-12-15 13:10:11,723 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_finish [2021-12-15 13:10:11,723 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_timer_start [2021-12-15 13:10:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_timer_start [2021-12-15 13:10:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_prepare [2021-12-15 13:10:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_prepare [2021-12-15 13:10:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-12-15 13:10:11,724 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-12-15 13:10:11,724 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_proc_new [2021-12-15 13:10:11,725 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_proc_new [2021-12-15 13:10:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:10:11,725 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:10:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:10:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:10:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:10:11,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:10:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:10:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure bytepos_delta [2021-12-15 13:10:11,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bytepos_delta [2021-12-15 13:10:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_suspend [2021-12-15 13:10:11,726 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_suspend [2021-12-15 13:10:11,726 INFO L130 BoogieDeclarations]: Found specification of procedure frames_to_bytes [2021-12-15 13:10:11,727 INFO L138 BoogieDeclarations]: Found implementation of procedure frames_to_bytes [2021-12-15 13:10:11,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:10:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:10:11,729 INFO L130 BoogieDeclarations]: Found specification of procedure snd_ctl_notify [2021-12-15 13:10:11,729 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_ctl_notify [2021-12-15 13:10:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:10:11,730 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_resume [2021-12-15 13:10:11,730 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_resume [2021-12-15 13:10:11,731 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_pos_update [2021-12-15 13:10:11,731 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_pos_update [2021-12-15 13:10:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pcm_lib_ioctl [2021-12-15 13:10:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pcm_lib_ioctl [2021-12-15 13:10:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure snd_power_change_state [2021-12-15 13:10:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_power_change_state [2021-12-15 13:10:11,735 INFO L130 BoogieDeclarations]: Found specification of procedure snd_card_free [2021-12-15 13:10:11,735 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_card_free [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-15 13:10:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure bytes_to_frames [2021-12-15 13:10:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure bytes_to_frames [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_unregister_all [2021-12-15 13:10:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_unregister_all [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:10:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure clear_capture_buf [2021-12-15 13:10:11,736 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_capture_buf [2021-12-15 13:10:11,736 INFO L130 BoogieDeclarations]: Found specification of procedure params_change_substream [2021-12-15 13:10:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure params_change_substream [2021-12-15 13:10:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:10:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:10:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:10:11,737 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:10:11,737 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:10:12,188 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:10:12,190 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:10:12,974 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:10:12,977 INFO L158 Benchmark]: Toolchain (without parser) took 3535.62ms. Allocated memory was 52.4MB in the beginning and 163.6MB in the end (delta: 111.1MB). Free memory was 32.4MB in the beginning and 92.0MB in the end (delta: -59.6MB). Peak memory consumption was 97.3MB. Max. memory is 16.1GB. [2021-12-15 13:10:12,977 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:10:12,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1834.23ms. Allocated memory was 52.4MB in the beginning and 163.6MB in the end (delta: 111.1MB). Free memory was 32.1MB in the beginning and 110.1MB in the end (delta: -77.9MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2021-12-15 13:10:12,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.73ms. Allocated memory is still 163.6MB. Free memory was 110.1MB in the beginning and 88.1MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:10:12,978 INFO L158 Benchmark]: Boogie Preprocessor took 204.36ms. Allocated memory is still 163.6MB. Free memory was 88.1MB in the beginning and 97.3MB in the end (delta: -9.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-12-15 13:10:12,978 INFO L158 Benchmark]: RCFGBuilder took 1336.93ms. Allocated memory is still 163.6MB. Free memory was 97.3MB in the beginning and 92.0MB in the end (delta: 5.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-12-15 13:10:12,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1834.23ms. Allocated memory was 52.4MB in the beginning and 163.6MB in the end (delta: 111.1MB). Free memory was 32.1MB in the beginning and 110.1MB in the end (delta: -77.9MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.73ms. Allocated memory is still 163.6MB. Free memory was 110.1MB in the beginning and 88.1MB in the end (delta: 21.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 204.36ms. Allocated memory is still 163.6MB. Free memory was 88.1MB in the beginning and 97.3MB in the end (delta: -9.1MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1336.93ms. Allocated memory is still 163.6MB. Free memory was 97.3MB in the beginning and 92.0MB in the end (delta: 5.3MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:10:13,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable