./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8ebe8fd9a8e0d537f351c5a7c305717ff0a45de7ead6b00d56cae7f5bf422b2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:58,018 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:58,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:58,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:58,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:58,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:58,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:58,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:58,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:58,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:58,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:58,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:58,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:58,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:58,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:58,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:58,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:58,106 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:58,108 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:58,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:58,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:58,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:58,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:58,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:58,121 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:58,122 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:58,122 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:58,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:58,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:58,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:58,126 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:58,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:58,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:58,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:58,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:58,132 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:58,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:58,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:58,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:58,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:58,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:58,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:03:58,167 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:58,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:58,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:58,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:58,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:58,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:58,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:58,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:58,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:58,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:58,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:58,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:58,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:58,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:58,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:58,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:58,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:58,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:58,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:58,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:58,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:58,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:58,174 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:58,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:58,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:58,175 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8ebe8fd9a8e0d537f351c5a7c305717ff0a45de7ead6b00d56cae7f5bf422b2 [2021-11-23 15:03:58,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:58,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:58,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:58,447 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:58,449 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:58,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-23 15:03:58,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/f3ddf2135/a277d49337a347a5a8ee792c91ce197f/FLAGf4bcfaa3c [2021-11-23 15:03:59,947 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:59,948 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-23 15:04:00,047 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/f3ddf2135/a277d49337a347a5a8ee792c91ce197f/FLAGf4bcfaa3c [2021-11-23 15:04:00,424 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/f3ddf2135/a277d49337a347a5a8ee792c91ce197f [2021-11-23 15:04:00,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:00,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:00,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:00,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:00,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:00,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a3df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:00, skipping insertion in model container [2021-11-23 15:04:00,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:00,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:17,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-23 15:04:18,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:18,157 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:19,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-23 15:04:19,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:20,895 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:20,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20 WrapperNode [2021-11-23 15:04:20,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:20,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:20,897 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:20,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:20,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,751 INFO L137 Inliner]: procedures = 1364, calls = 15139, calls flagged for inlining = 461, calls inlined = 24, statements flattened = 6423 [2021-11-23 15:04:21,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:21,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:21,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:21,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:21,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,814 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:21,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:22,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:22,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:22,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:22,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:22,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:22,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:22,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:22,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:20" (1/1) ... [2021-11-23 15:04:22,224 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:22,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:22,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:22,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___5 [2021-11-23 15:04:22,311 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___5 [2021-11-23 15:04:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usb_bus_list_lock [2021-11-23 15:04:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usb_bus_list_lock [2021-11-23 15:04:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:04:22,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:04:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-11-23 15:04:22,313 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-11-23 15:04:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___5 [2021-11-23 15:04:22,314 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___5 [2021-11-23 15:04:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 15:04:22,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 15:04:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:04:22,315 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:04:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2021-11-23 15:04:22,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2021-11-23 15:04:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:04:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:04:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-11-23 15:04:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-11-23 15:04:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:22,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:04:22,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:04:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:04:22,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:04:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:04:22,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:04:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:04:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure hdev_to_hub [2021-11-23 15:04:22,318 INFO L138 BoogieDeclarations]: Found implementation of procedure hdev_to_hub [2021-11-23 15:04:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2021-11-23 15:04:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2021-11-23 15:04:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:04:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:04:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:04:22,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:04:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:04:22,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:04:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_bus_list_lock [2021-11-23 15:04:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_bus_list_lock [2021-11-23 15:04:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex [2021-11-23 15:04:22,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex [2021-11-23 15:04:22,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_dump [2021-11-23 15:04:22,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_dump [2021-11-23 15:04:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:04:22,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:04:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:04:22,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-11-23 15:04:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-11-23 15:04:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:04:22,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:04:22,323 INFO L130 BoogieDeclarations]: Found specification of procedure class_decode [2021-11-23 15:04:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure class_decode [2021-11-23 15:04:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:04:22,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:04:22,325 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:04:22,325 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:04:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-11-23 15:04:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-11-23 15:04:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:04:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:04:22,326 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:04:22,326 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:04:22,327 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-11-23 15:04:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-11-23 15:04:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex [2021-11-23 15:04:22,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex [2021-11-23 15:04:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:04:22,328 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:04:22,329 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:04:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:04:22,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:04:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:04:22,329 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:04:22,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:22,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:04:22,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:04:22,930 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:22,934 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:09:49,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:09:50,371 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.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:09:50,377 INFO L158 Benchmark]: Toolchain (without parser) took 349947.36ms. Allocated memory was 121.6MB in the beginning and 799.0MB in the end (delta: 677.4MB). Free memory was 71.4MB in the beginning and 201.6MB in the end (delta: -130.1MB). Peak memory consumption was 647.9MB. Max. memory is 16.1GB. [2021-11-23 15:09:50,377 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:09:50,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 20467.17ms. Allocated memory was 121.6MB in the beginning and 367.0MB in the end (delta: 245.4MB). Free memory was 71.4MB in the beginning and 168.8MB in the end (delta: -97.4MB). Peak memory consumption was 233.7MB. Max. memory is 16.1GB. [2021-11-23 15:09:50,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 855.48ms. Allocated memory is still 367.0MB. Free memory was 168.8MB in the beginning and 110.1MB in the end (delta: 58.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2021-11-23 15:09:50,380 INFO L158 Benchmark]: Boogie Preprocessor took 458.30ms. Allocated memory was 367.0MB in the beginning and 453.0MB in the end (delta: 86.0MB). Free memory was 110.1MB in the beginning and 240.5MB in the end (delta: -130.5MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-11-23 15:09:50,381 INFO L158 Benchmark]: RCFGBuilder took 328160.83ms. Allocated memory was 453.0MB in the beginning and 799.0MB in the end (delta: 346.0MB). Free memory was 240.5MB in the beginning and 201.6MB in the end (delta: 39.0MB). Peak memory consumption was 486.6MB. Max. memory is 16.1GB. [2021-11-23 15:09:50,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 100.7MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 20467.17ms. Allocated memory was 121.6MB in the beginning and 367.0MB in the end (delta: 245.4MB). Free memory was 71.4MB in the beginning and 168.8MB in the end (delta: -97.4MB). Peak memory consumption was 233.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 855.48ms. Allocated memory is still 367.0MB. Free memory was 168.8MB in the beginning and 110.1MB in the end (delta: 58.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 458.30ms. Allocated memory was 367.0MB in the beginning and 453.0MB in the end (delta: 86.0MB). Free memory was 110.1MB in the beginning and 240.5MB in the end (delta: -130.5MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * RCFGBuilder took 328160.83ms. Allocated memory was 453.0MB in the beginning and 799.0MB in the end (delta: 346.0MB). Free memory was 240.5MB in the beginning and 201.6MB in the end (delta: 39.0MB). Peak memory consumption was 486.6MB. 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.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:09:50,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8ebe8fd9a8e0d537f351c5a7c305717ff0a45de7ead6b00d56cae7f5bf422b2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:09:53,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:09:53,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:09:53,242 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:09:53,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:09:53,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:09:53,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:09:53,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:09:53,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:09:53,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:09:53,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:09:53,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:09:53,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:09:53,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:09:53,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:09:53,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:09:53,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:09:53,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:09:53,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:09:53,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:09:53,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:09:53,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:09:53,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:09:53,282 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:09:53,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:09:53,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:09:53,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:09:53,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:09:53,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:09:53,299 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:09:53,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:09:53,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:09:53,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:09:53,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:09:53,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:09:53,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:09:53,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:09:53,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:09:53,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:09:53,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:09:53,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:09:53,318 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:09:53,378 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:09:53,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:09:53,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:09:53,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:09:53,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:09:53,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:09:53,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:09:53,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:09:53,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:09:53,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:09:53,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:09:53,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:09:53,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:09:53,383 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:09:53,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:09:53,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:09:53,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:09:53,384 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:09:53,384 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:09:53,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:09:53,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:09:53,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:09:53,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:09:53,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:09:53,386 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:09:53,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:09:53,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:09:53,387 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:09:53,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:09:53,387 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8ebe8fd9a8e0d537f351c5a7c305717ff0a45de7ead6b00d56cae7f5bf422b2 [2021-11-23 15:09:53,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:09:53,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:09:53,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:09:53,828 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:09:53,829 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:09:53,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-23 15:09:53,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/0f787d04d/a0bc44511b244713863049eaedc547db/FLAGc2df5ed9c [2021-11-23 15:09:55,801 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:09:55,802 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-11-23 15:09:55,960 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/0f787d04d/a0bc44511b244713863049eaedc547db/FLAGc2df5ed9c [2021-11-23 15:09:56,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/data/0f787d04d/a0bc44511b244713863049eaedc547db [2021-11-23 15:09:56,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:09:56,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:09:56,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:09:56,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:09:56,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:09:56,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:56" (1/1) ... [2021-11-23 15:09:56,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40185d23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:09:56, skipping insertion in model container [2021-11-23 15:09:56,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:09:56" (1/1) ... [2021-11-23 15:09:56,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:09:56,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:10:09,957 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:10:09,960 WARN L564 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-23 15:10:17,350 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-23 15:10:18,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:10:18,369 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:10:18,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:10:20,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-23 15:10:20,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:10:20,504 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:10:22,402 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/sv-benchmarks/c/ldv-linux-3.7.3/main15_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-11-23 15:10:22,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:10:23,531 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:10:23,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23 WrapperNode [2021-11-23 15:10:23,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:10:23,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:10:23,534 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:10:23,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:10:23,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:23,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,447 INFO L137 Inliner]: procedures = 1380, calls = 15075, calls flagged for inlining = 406, calls inlined = 25, statements flattened = 6427 [2021-11-23 15:10:24,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:10:24,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:10:24,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:10:24,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:10:24,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:10:24,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:10:24,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:10:24,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:10:24,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:10:23" (1/1) ... [2021-11-23 15:10:24,850 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:10:24,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:10:24,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:10:24,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c4fd7ae-676e-4928-8782-6a420c2e173c/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:10:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___5 [2021-11-23 15:10:24,950 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___5 [2021-11-23 15:10:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usb_bus_list_lock [2021-11-23 15:10:24,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usb_bus_list_lock [2021-11-23 15:10:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-23 15:10:24,953 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-23 15:10:24,953 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___5 [2021-11-23 15:10:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___5 [2021-11-23 15:10:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-23 15:10:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-23 15:10:24,954 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-23 15:10:24,954 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-23 15:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2021-11-23 15:10:24,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2021-11-23 15:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:10:24,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:10:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:10:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-11-23 15:10:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-11-23 15:10:24,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:10:24,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:10:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 15:10:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 15:10:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:10:24,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:10:24,957 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 15:10:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 15:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:10:24,958 INFO L130 BoogieDeclarations]: Found specification of procedure hdev_to_hub [2021-11-23 15:10:24,958 INFO L138 BoogieDeclarations]: Found implementation of procedure hdev_to_hub [2021-11-23 15:10:24,959 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2021-11-23 15:10:24,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2021-11-23 15:10:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:10:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:10:24,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:10:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:10:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:10:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:10:24,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:10:24,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:10:24,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:10:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:10:24,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usb_bus_list_lock [2021-11-23 15:10:24,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usb_bus_list_lock [2021-11-23 15:10:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:10:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:10:24,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:10:24,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:10:24,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex [2021-11-23 15:10:24,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex [2021-11-23 15:10:24,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_dump [2021-11-23 15:10:24,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_dump [2021-11-23 15:10:24,966 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:10:24,966 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:10:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-11-23 15:10:24,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-11-23 15:10:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:10:24,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:10:24,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:10:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:10:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:10:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:10:24,969 INFO L130 BoogieDeclarations]: Found specification of procedure class_decode [2021-11-23 15:10:24,970 INFO L138 BoogieDeclarations]: Found implementation of procedure class_decode [2021-11-23 15:10:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-23 15:10:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-23 15:10:24,971 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-23 15:10:24,971 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-23 15:10:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-11-23 15:10:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-11-23 15:10:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:10:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:10:24,972 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-23 15:10:24,972 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-23 15:10:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-11-23 15:10:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-11-23 15:10:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex [2021-11-23 15:10:24,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex [2021-11-23 15:10:24,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:10:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:10:24,974 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:10:24,974 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:10:24,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:10:24,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:10:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-11-23 15:10:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-11-23 15:10:24,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:10:24,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:10:25,947 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:10:25,952 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation