./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.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_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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_2438bde5-81ca-45b1-aa62-473cced784c6/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 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:42,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:42,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:42,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:42,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:42,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:42,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:42,877 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:42,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:42,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:42,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:42,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:42,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:42,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:42,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:42,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:42,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:42,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:42,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:42,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:42,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:42,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:42,930 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:42,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:42,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:42,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:42,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:42,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:42,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:42,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:42,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:42,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:42,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:42,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:42,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:42,946 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:42,947 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:42,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:42,948 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:42,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:42,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:42,951 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:58:42,984 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:42,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:42,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:42,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:42,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:42,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:42,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:42,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:42,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:42,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:42,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:42,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:42,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:42,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:42,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:42,990 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:42,991 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:42,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:42,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:42,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:42,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:42,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:42,992 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:42,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:42,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:42,993 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_2438bde5-81ca-45b1-aa62-473cced784c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c [2021-11-23 15:58:43,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:43,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:43,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:43,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:43,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:43,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2021-11-23 15:58:43,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/53bab3d7d/4f4022db10094d85a5a2f0afbd6aa9ab/FLAG8d497c1b4 [2021-11-23 15:58:44,270 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:44,272 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2021-11-23 15:58:44,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/53bab3d7d/4f4022db10094d85a5a2f0afbd6aa9ab/FLAG8d497c1b4 [2021-11-23 15:58:44,774 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/53bab3d7d/4f4022db10094d85a5a2f0afbd6aa9ab [2021-11-23 15:58:44,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:44,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:44,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:44,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:44,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:44,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d998395 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:44, skipping insertion in model container [2021-11-23 15:58:44,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:44" (1/1) ... [2021-11-23 15:58:44,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:44,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:46,318 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_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2021-11-23 15:58:46,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:46,439 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:46,641 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_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2021-11-23 15:58:46,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:47,014 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:47,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47 WrapperNode [2021-11-23 15:58:47,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:47,016 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:47,016 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:47,016 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:47,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,091 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,197 INFO L137 Inliner]: procedures = 142, calls = 839, calls flagged for inlining = 59, calls inlined = 40, statements flattened = 1657 [2021-11-23 15:58:47,198 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:47,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:47,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:47,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:47,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:47,348 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:47,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:47,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:47,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:47" (1/1) ... [2021-11-23 15:58:47,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:47,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:47,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:47,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:58:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:58:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure catc_tx_run [2021-11-23 15:58:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_tx_run [2021-11-23 15:58:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:58:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:58:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:58:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:58:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:58:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:58:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:58:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:58:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:58:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:58:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_run [2021-11-23 15:58:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_run [2021-11-23 15:58:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure catc_get_drvinfo [2021-11-23 15:58:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_get_drvinfo [2021-11-23 15:58:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_msg [2021-11-23 15:58:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_msg [2021-11-23 15:58:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:58:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:58:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:58:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:58:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:58:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:58:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure catc_multicast [2021-11-23 15:58:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_multicast [2021-11-23 15:58:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:58:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:58:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:58:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:58:47,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:58:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 15:58:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 15:58:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:58:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:58:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:58:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:58:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:58:47,436 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:58:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:58:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:58:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-23 15:58:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-23 15:58:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:58:47,438 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:58:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:58:47,438 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:58:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_async [2021-11-23 15:58:47,439 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_async [2021-11-23 15:58:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure catc_exit [2021-11-23 15:58:47,439 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_exit [2021-11-23 15:58:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:58:47,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:58:47,440 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:58:47,441 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:58:47,441 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:58:47,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:58:47,442 INFO L130 BoogieDeclarations]: Found specification of procedure catc_init [2021-11-23 15:58:47,442 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_init [2021-11-23 15:58:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:58:47,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:58:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:58:47,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:58:47,443 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:58:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:58:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:58:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:58:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:58:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:58:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:58:47,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:58:47,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 15:58:47,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 15:58:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:58:47,445 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:58:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:58:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 15:58:47,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:47,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:47,936 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:47,939 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:48,777 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:48,782 INFO L158 Benchmark]: Toolchain (without parser) took 4002.42ms. Allocated memory was 94.4MB in the beginning and 182.5MB in the end (delta: 88.1MB). Free memory was 50.8MB in the beginning and 68.5MB in the end (delta: -17.6MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:48,782 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:48,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2231.11ms. Allocated memory was 94.4MB in the beginning and 182.5MB in the end (delta: 88.1MB). Free memory was 50.6MB in the beginning and 50.7MB in the end (delta: -109.7kB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. [2021-11-23 15:58:48,784 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.71ms. Allocated memory is still 182.5MB. Free memory was 50.7MB in the beginning and 129.3MB in the end (delta: -78.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:48,785 INFO L158 Benchmark]: Boogie Preprocessor took 149.54ms. Allocated memory is still 182.5MB. Free memory was 129.3MB in the beginning and 117.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:58:48,786 INFO L158 Benchmark]: RCFGBuilder took 1431.24ms. Allocated memory is still 182.5MB. Free memory was 117.7MB in the beginning and 68.5MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:48,789 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2231.11ms. Allocated memory was 94.4MB in the beginning and 182.5MB in the end (delta: 88.1MB). Free memory was 50.6MB in the beginning and 50.7MB in the end (delta: -109.7kB). Peak memory consumption was 93.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.71ms. Allocated memory is still 182.5MB. Free memory was 50.7MB in the beginning and 129.3MB in the end (delta: -78.6MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.54ms. Allocated memory is still 182.5MB. Free memory was 129.3MB in the beginning and 117.7MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1431.24ms. Allocated memory is still 182.5MB. Free memory was 117.7MB in the beginning and 68.5MB in the end (delta: 49.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:58:48,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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_2438bde5-81ca-45b1-aa62-473cced784c6/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 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:51,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:51,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:51,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:51,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:51,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:51,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:51,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:51,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:51,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:51,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:51,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:51,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:51,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:51,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:51,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:51,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:51,202 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:51,204 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:51,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:51,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:51,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:51,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:51,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:51,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:51,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:51,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:51,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:51,238 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:51,240 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:51,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:51,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:51,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:51,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:51,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:51,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:51,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:51,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:51,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:51,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:51,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:51,251 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:58:51,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:51,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:51,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:51,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:51,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:51,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:51,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:51,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:51,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:51,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:51,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:51,304 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:51,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:51,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:51,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:51,305 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:51,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:51,305 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:51,305 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:51,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:51,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:51,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:51,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:51,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:51,307 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:51,307 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:51,307 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:51,307 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:51,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:51,308 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_2438bde5-81ca-45b1-aa62-473cced784c6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70a2ace6fc40caa55e586c636402c0a5dfab1c8b77b7cf0fdf6a2120173a773c [2021-11-23 15:58:51,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:51,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:51,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:51,742 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:51,744 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:51,745 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2021-11-23 15:58:51,821 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/706d5e271/cdba3075b60e4653a91c0f52ed24995e/FLAG55b518332 [2021-11-23 15:58:52,651 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:52,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i [2021-11-23 15:58:52,696 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/706d5e271/cdba3075b60e4653a91c0f52ed24995e/FLAG55b518332 [2021-11-23 15:58:53,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/data/706d5e271/cdba3075b60e4653a91c0f52ed24995e [2021-11-23 15:58:53,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:53,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:53,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:53,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:53,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:53,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:53" (1/1) ... [2021-11-23 15:58:53,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@454671a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:53, skipping insertion in model container [2021-11-23 15:58:53,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:53" (1/1) ... [2021-11-23 15:58:53,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:53,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:54,676 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_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2021-11-23 15:58:54,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:54,816 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:58:54,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,087 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_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2021-11-23 15:58:55,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,120 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:55,456 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_2438bde5-81ca-45b1-aa62-473cced784c6/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-net-usb-catc.ko.cil.out.i[199632,199645] [2021-11-23 15:58:55,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:55,867 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:55,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55 WrapperNode [2021-11-23 15:58:55,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:55,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:55,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:55,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:55,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,039 INFO L137 Inliner]: procedures = 157, calls = 839, calls flagged for inlining = 59, calls inlined = 40, statements flattened = 1605 [2021-11-23 15:58:56,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:56,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:56,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:56,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:56,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:56,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:56,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:56,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:56,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:56,258 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:56,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:56,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:56,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-23 15:58:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-23 15:58:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure catc_tx_run [2021-11-23 15:58:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_tx_run [2021-11-23 15:58:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:58:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-23 15:58:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-23 15:58:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:58:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:58:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:58:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:58:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:58:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:58:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:58:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:58:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_run [2021-11-23 15:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_run [2021-11-23 15:58:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure catc_get_drvinfo [2021-11-23 15:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_get_drvinfo [2021-11-23 15:58:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_msg [2021-11-23 15:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_msg [2021-11-23 15:58:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:58:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:58:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:58:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure catc_multicast [2021-11-23 15:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_multicast [2021-11-23 15:58:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:58:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:58:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:58:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:58:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-11-23 15:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-11-23 15:58:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:58:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:58:56,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:58:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:58:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:58:56,348 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:58:56,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:58:56,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:58:56,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:58:56,349 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-23 15:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-23 15:58:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:58:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:58:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure catc_ctrl_async [2021-11-23 15:58:56,355 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_ctrl_async [2021-11-23 15:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure catc_exit [2021-11-23 15:58:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_exit [2021-11-23 15:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:58:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:58:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-23 15:58:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-23 15:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure catc_init [2021-11-23 15:58:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure catc_init [2021-11-23 15:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:58:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-23 15:58:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-23 15:58:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-23 15:58:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-23 15:58:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:58:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:58:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:58:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:58:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:58:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:58:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-11-23 15:58:56,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-11-23 15:58:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:58:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-23 15:58:56,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-23 15:58:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 15:58:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:56,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:56,886 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:56,889 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:59:33,582 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:59:33,586 INFO L158 Benchmark]: Toolchain (without parser) took 40419.64ms. Allocated memory was 65.0MB in the beginning and 199.2MB in the end (delta: 134.2MB). Free memory was 37.3MB in the beginning and 82.8MB in the end (delta: -45.5MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:33,587 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:59:33,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2702.27ms. Allocated memory was 65.0MB in the beginning and 140.5MB in the end (delta: 75.5MB). Free memory was 37.2MB in the beginning and 75.7MB in the end (delta: -38.5MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2021-11-23 15:59:33,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.96ms. Allocated memory is still 140.5MB. Free memory was 75.7MB in the beginning and 65.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:59:33,589 INFO L158 Benchmark]: Boogie Preprocessor took 205.01ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 52.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:59:33,590 INFO L158 Benchmark]: RCFGBuilder took 37337.56ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 52.5MB in the beginning and 82.8MB in the end (delta: -30.3MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2021-11-23 15:59:33,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 65.0MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2702.27ms. Allocated memory was 65.0MB in the beginning and 140.5MB in the end (delta: 75.5MB). Free memory was 37.2MB in the beginning and 75.7MB in the end (delta: -38.5MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.96ms. Allocated memory is still 140.5MB. Free memory was 75.7MB in the beginning and 65.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 205.01ms. Allocated memory is still 140.5MB. Free memory was 65.2MB in the beginning and 52.5MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 37337.56ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 52.5MB in the beginning and 82.8MB in the end (delta: -30.3MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:59:33,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2438bde5-81ca-45b1-aa62-473cced784c6/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable