./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 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-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.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 b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:57:08,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:57:08,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:57:08,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:57:08,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:57:08,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:57:08,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:57:08,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:57:08,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:57:08,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:57:08,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:57:08,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:57:08,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:57:08,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:57:08,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:57:08,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:57:08,908 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:57:08,909 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:57:08,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:57:08,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:57:08,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:57:08,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:57:08,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:57:08,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:57:08,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:57:08,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:57:08,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:57:08,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:57:08,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:57:08,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:57:08,933 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:57:08,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:57:08,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:57:08,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:57:08,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:57:08,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:57:08,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:57:08,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:57:08,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:57:08,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:57:08,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:57:08,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 15:57:08,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:57:08,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:57:08,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:57:08,963 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:57:08,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:57:08,964 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:57:08,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:57:08,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:57:08,965 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:57:08,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:57:08,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:57:08,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:57:08,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:57:08,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:57:08,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:57:08,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:57:08,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:57:08,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:57:08,968 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:57:08,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:57:08,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:57:08,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:57:08,970 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:57:08,970 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:57:08,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:57:08,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:57:08,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b14346d979087f0e79c2d437f1d9ebd638d786abb53bf06dbe8be9b7dfec00b3 [2021-12-21 15:57:09,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:57:09,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:57:09,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:57:09,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:57:09,243 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:57:09,244 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-12-21 15:57:09,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5fa3001/c6d038dd9cfa40538a13f3c8eba181cc/FLAG207e38c3b [2021-12-21 15:57:09,883 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:57:09,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-12-21 15:57:09,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5fa3001/c6d038dd9cfa40538a13f3c8eba181cc/FLAG207e38c3b [2021-12-21 15:57:10,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f5fa3001/c6d038dd9cfa40538a13f3c8eba181cc [2021-12-21 15:57:10,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:57:10,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:57:10,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:57:10,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:57:10,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:57:10,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:57:10" (1/1) ... [2021-12-21 15:57:10,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27001a35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:10, skipping insertion in model container [2021-12-21 15:57:10,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:57:10" (1/1) ... [2021-12-21 15:57:10,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:57:10,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:57:11,645 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-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-12-21 15:57:11,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:57:11,788 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:57:12,176 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-commit-tester/main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i[341124,341137] [2021-12-21 15:57:12,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:57:12,349 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:57:12,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12 WrapperNode [2021-12-21 15:57:12,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:57:12,352 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:57:12,352 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:57:12,352 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:57:12,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,561 INFO L137 Inliner]: procedures = 461, calls = 4704, calls flagged for inlining = 237, calls inlined = 15, statements flattened = 2224 [2021-12-21 15:57:12,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:57:12,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:57:12,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:57:12,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:57:12,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,695 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:57:12,696 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:57:12,696 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:57:12,696 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:57:12,697 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (1/1) ... [2021-12-21 15:57:12,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:57:12,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:57:12,721 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) [2021-12-21 15:57:12,726 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 [2021-12-21 15:57:12,750 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-21 15:57:12,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-21 15:57:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 15:57:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 15:57:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-21 15:57:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-21 15:57:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-21 15:57:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-21 15:57:12,751 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_pcm_close [2021-12-21 15:57:12,751 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_pcm_close [2021-12-21 15:57:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 15:57:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-21 15:57:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-21 15:57:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-21 15:57:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-21 15:57:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-21 15:57:12,752 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-21 15:57:12,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:57:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-21 15:57:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-21 15:57:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure fire_audio_urb [2021-12-21 15:57:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_audio_urb [2021-12-21 15:57:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-21 15:57:12,753 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-21 15:57:12,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:57:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:57:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:57:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_capture_open [2021-12-21 15:57:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_capture_open [2021-12-21 15:57:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-21 15:57:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-21 15:57:12,754 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bulk_urbs_generic [2021-12-21 15:57:12,754 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bulk_urbs_generic [2021-12-21 15:57:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:57:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:57:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 15:57:12,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 15:57:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:57:12,755 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urb_generic [2021-12-21 15:57:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urb_generic [2021-12-21 15:57:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:57:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-21 15:57:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-21 15:57:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-21 15:57:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-21 15:57:12,756 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-21 15:57:12,756 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-21 15:57:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure audio_buf_free [2021-12-21 15:57:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure audio_buf_free [2021-12-21 15:57:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:57:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_hw_capture_free [2021-12-21 15:57:12,757 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_hw_capture_free [2021-12-21 15:57:12,757 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-12-21 15:57:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-12-21 15:57:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:57:12,758 INFO L130 BoogieDeclarations]: Found specification of procedure snd_pd_prepare [2021-12-21 15:57:12,758 INFO L138 BoogieDeclarations]: Found implementation of procedure snd_pd_prepare [2021-12-21 15:57:12,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 15:57:12,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 15:57:13,121 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:57:13,122 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:58:27,599 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:58:27,605 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:58:27,605 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 15:58:27,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:58:27 BoogieIcfgContainer [2021-12-21 15:58:27,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:58:27,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:58:27,608 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:58:27,610 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:58:27,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:57:10" (1/3) ... [2021-12-21 15:58:27,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd1d6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:58:27, skipping insertion in model container [2021-12-21 15:58:27,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:57:12" (2/3) ... [2021-12-21 15:58:27,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fd1d6c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:58:27, skipping insertion in model container [2021-12-21 15:58:27,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:58:27" (3/3) ... [2021-12-21 15:58:27,612 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-media-video-tlg2300-poseidon-ko--32_7a--4a349aa-1.i [2021-12-21 15:58:27,615 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:58:27,615 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:58:27,646 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:58:27,650 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 [2021-12-21 15:58:27,650 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 15:58:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand has 212 states, 147 states have (on average 1.2993197278911566) internal successors, (191), 154 states have internal predecessors, (191), 39 states have call successors, (39), 24 states have call predecessors, (39), 24 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-12-21 15:58:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-21 15:58:27,666 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:58:27,666 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:58:27,667 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:58:27,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:58:27,670 INFO L85 PathProgramCache]: Analyzing trace with hash 419961069, now seen corresponding path program 1 times [2021-12-21 15:58:27,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:58:27,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144061060] [2021-12-21 15:58:27,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:58:27,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:58:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat