./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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 781669661afd0476205c0d0f127c7931dffbaabf4aae46244e576c29ee5a8115 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:38,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:38,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:38,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:38,443 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:38,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:38,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:38,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:38,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:38,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:38,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:38,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:38,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:38,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:38,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:38,476 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:38,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:38,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:38,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:38,489 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:38,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:38,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:38,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:38,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:38,506 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:38,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:38,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:38,509 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:38,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:38,512 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:38,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:38,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:38,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:38,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:38,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:38,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:38,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:38,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:38,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:38,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:38,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:38,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:04:38,571 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:38,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:38,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:38,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:38,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:38,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:38,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:38,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:38,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:38,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:38,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:38,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:38,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:38,583 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:38,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:38,583 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:38,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:38,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:38,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:38,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:38,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:38,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:38,585 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:38,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:38,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:38,586 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781669661afd0476205c0d0f127c7931dffbaabf4aae46244e576c29ee5a8115 [2021-11-23 15:04:38,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:38,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:38,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:38,898 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:38,899 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:38,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i [2021-11-23 15:04:38,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/a4b947a5b/fefe50f8938e4dd8b29d93f24d908c61/FLAGbea23722f [2021-11-23 15:04:39,938 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:39,938 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i [2021-11-23 15:04:39,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/a4b947a5b/fefe50f8938e4dd8b29d93f24d908c61/FLAGbea23722f [2021-11-23 15:04:40,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/a4b947a5b/fefe50f8938e4dd8b29d93f24d908c61 [2021-11-23 15:04:40,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:40,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:40,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:40,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:40,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:40,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38bd79f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:40, skipping insertion in model container [2021-11-23 15:04:40,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:40" (1/1) ... [2021-11-23 15:04:40,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:40,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:41,629 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2021-11-23 15:04:42,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,264 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:42,435 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2021-11-23 15:04:42,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:42,741 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:42,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42 WrapperNode [2021-11-23 15:04:42,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,744 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:42,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:42,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,989 INFO L137 Inliner]: procedures = 160, calls = 847, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 2354 [2021-11-23 15:04:42,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:42,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:42,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:42,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:42,999 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,121 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,133 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:43,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:43,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:43,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:43,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:43,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:43,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:43,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:43,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:43,342 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:04:43,342 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:04:43,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:04:43,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:04:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_17 [2021-11-23 15:04:43,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_17 [2021-11-23 15:04:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 15:04:43,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 15:04:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:04:43,347 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:04:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:04:43,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:04:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:04:43,348 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:04:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2021-11-23 15:04:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2021-11-23 15:04:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 15:04:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 15:04:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:04:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:04:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:04:43,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:04:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:04:43,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:04:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:04:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:04:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:04:43,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:04:43,351 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:04:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:04:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:04:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:04:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:04:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:04:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:43,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:04:43,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:04:43,353 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:04:43,353 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:04:43,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:04:43,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:04:43,354 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:04:43,354 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:04:43,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:04:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:04:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:04:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:04:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2021-11-23 15:04:43,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2021-11-23 15:04:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:04:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:04:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:04:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:04:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:04:43,358 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:04:43,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:04:43,358 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:04:43,359 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:04:43,359 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:04:43,360 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:04:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:04:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:04:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:04:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 15:04:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 15:04:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:04:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:04:43,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:43,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:04:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:04:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:04:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_read_bulk_callback [2021-11-23 15:04:43,364 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_read_bulk_callback [2021-11-23 15:04:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_send_msg [2021-11-23 15:04:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_send_msg [2021-11-23 15:04:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:04:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:04:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:04:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:04:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:04:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:04:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:04:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:04:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:04:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:04:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:04:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:04:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:04:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:04:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:04:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:04:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:04:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:04:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:04:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:04:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_disconnect [2021-11-23 15:04:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_disconnect [2021-11-23 15:04:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:43,945 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:43,948 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:44,176 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:44,181 INFO L158 Benchmark]: Toolchain (without parser) took 3760.68ms. Allocated memory was 107.0MB in the beginning and 209.7MB in the end (delta: 102.8MB). Free memory was 79.9MB in the beginning and 107.0MB in the end (delta: -27.2MB). Peak memory consumption was 73.8MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,181 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:44,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2321.41ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 79.6MB in the beginning and 56.8MB in the end (delta: 22.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.42ms. Allocated memory was 134.2MB in the beginning and 209.7MB in the end (delta: 75.5MB). Free memory was 56.1MB in the beginning and 150.0MB in the end (delta: -93.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,184 INFO L158 Benchmark]: Boogie Preprocessor took 229.59ms. Allocated memory is still 209.7MB. Free memory was 150.0MB in the beginning and 135.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,184 INFO L158 Benchmark]: RCFGBuilder took 957.87ms. Allocated memory is still 209.7MB. Free memory was 135.3MB in the beginning and 107.0MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:44,188 INFO L339 ainManager$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 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2321.41ms. Allocated memory was 107.0MB in the beginning and 134.2MB in the end (delta: 27.3MB). Free memory was 79.6MB in the beginning and 56.8MB in the end (delta: 22.8MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.42ms. Allocated memory was 134.2MB in the beginning and 209.7MB in the end (delta: 75.5MB). Free memory was 56.1MB in the beginning and 150.0MB in the end (delta: -93.9MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.59ms. Allocated memory is still 209.7MB. Free memory was 150.0MB in the beginning and 135.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 957.87ms. Allocated memory is still 209.7MB. Free memory was 135.3MB in the beginning and 107.0MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. 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 15:04:44,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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 781669661afd0476205c0d0f127c7931dffbaabf4aae46244e576c29ee5a8115 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:46,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:46,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:46,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:46,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:46,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:46,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:46,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:46,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:46,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:46,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:46,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:46,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:46,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:46,897 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:46,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:46,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:46,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:46,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:46,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:46,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:46,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:46,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:46,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:46,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:46,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:46,924 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:46,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:46,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:46,927 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:46,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:46,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:46,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:46,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:46,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:46,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:46,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:46,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:46,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:46,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:46,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:46,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:04:46,976 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:46,976 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:46,977 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:46,978 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:46,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:46,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:46,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:46,980 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:46,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:46,980 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:46,981 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:46,981 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:46,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:46,982 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:46,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:46,982 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:46,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:46,983 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:46,983 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:46,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:46,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:46,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:46,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:46,984 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:46,985 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:46,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:46,985 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:46,985 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:46,985 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 781669661afd0476205c0d0f127c7931dffbaabf4aae46244e576c29ee5a8115 [2021-11-23 15:04:47,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:47,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:47,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:47,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:47,422 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:47,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i [2021-11-23 15:04:47,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/c5d2bf1fe/e7b5776d3b24424498e4f664f7045bc9/FLAGb58b430be [2021-11-23 15:04:48,579 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:48,580 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i [2021-11-23 15:04:48,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/c5d2bf1fe/e7b5776d3b24424498e4f664f7045bc9/FLAGb58b430be [2021-11-23 15:04:48,974 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/data/c5d2bf1fe/e7b5776d3b24424498e4f664f7045bc9 [2021-11-23 15:04:48,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:48,977 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:48,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:48,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:48,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:48,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bd1cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:48, skipping insertion in model container [2021-11-23 15:04:48,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:48" (1/1) ... [2021-11-23 15:04:48,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:49,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:49,955 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2021-11-23 15:04:50,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,515 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:50,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:50,722 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2021-11-23 15:04:50,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:50,880 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:51,066 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_1a6b0d36-2b19-41f6-8b3b-8eb338405561/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2021-11-23 15:04:51,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:51,580 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:51,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51 WrapperNode [2021-11-23 15:04:51,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:51,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:51,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:51,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:51,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,769 INFO L137 Inliner]: procedures = 169, calls = 847, calls flagged for inlining = 71, calls inlined = 71, statements flattened = 2294 [2021-11-23 15:04:51,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:51,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:51,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:51,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:51,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:51,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:52,052 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:52,084 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:52,085 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:52,085 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:52,085 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:52,086 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:51" (1/1) ... [2021-11-23 15:04:52,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:52,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:52,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:52,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 15:04:52,175 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 15:04:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:04:52,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 15:04:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:04:52,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_17 [2021-11-23 15:04:52,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_17 [2021-11-23 15:04:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 15:04:52,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 15:04:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:04:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:04:52,176 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:04:52,176 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:04:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:04:52,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:04:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:04:52,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:04:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2021-11-23 15:04:52,177 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2021-11-23 15:04:52,177 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 15:04:52,177 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 15:04:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:04:52,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:04:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:04:52,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:04:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:04:52,178 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:04:52,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:04:52,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:04:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:04:52,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:04:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 15:04:52,179 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 15:04:52,179 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:04:52,179 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:04:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 15:04:52,180 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 15:04:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:04:52,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:04:52,180 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-11-23 15:04:52,180 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-11-23 15:04:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:04:52,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:04:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:04:52,181 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:04:52,181 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:04:52,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:04:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:04:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:04:52,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2021-11-23 15:04:52,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2021-11-23 15:04:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:52,183 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:04:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:04:52,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:04:52,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:04:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:04:52,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:04:52,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:04:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:04:52,186 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:04:52,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:04:52,187 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:04:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:04:52,187 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 15:04:52,188 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 15:04:52,188 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 15:04:52,188 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 15:04:52,188 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 15:04:52,188 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 15:04:52,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:04:52,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:04:52,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:04:52,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:52,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:52,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:04:52,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:04:52,189 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-23 15:04:52,189 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-23 15:04:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_read_bulk_callback [2021-11-23 15:04:52,190 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_read_bulk_callback [2021-11-23 15:04:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:04:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:04:52,190 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_send_msg [2021-11-23 15:04:52,191 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_send_msg [2021-11-23 15:04:52,191 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 15:04:52,191 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 15:04:52,191 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:04:52,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:04:52,191 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:04:52,192 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:04:52,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 15:04:52,193 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 15:04:52,193 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:04:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:04:52,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:04:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:04:52,194 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:04:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:04:52,194 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 15:04:52,194 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 15:04:52,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:04:52,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:04:52,195 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-23 15:04:52,195 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-23 15:04:52,195 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_disconnect [2021-11-23 15:04:52,195 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_disconnect [2021-11-23 15:04:52,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:52,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:52,814 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:52,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:53,158 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:53,162 INFO L158 Benchmark]: Toolchain (without parser) took 4184.27ms. Allocated memory was 58.7MB in the beginning and 159.4MB in the end (delta: 100.7MB). Free memory was 39.2MB in the beginning and 66.6MB in the end (delta: -27.4MB). Peak memory consumption was 72.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,163 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:53,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2602.31ms. Allocated memory was 58.7MB in the beginning and 159.4MB in the end (delta: 100.7MB). Free memory was 38.9MB in the beginning and 87.2MB in the end (delta: -48.3MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.15ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 73.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,168 INFO L158 Benchmark]: Boogie Preprocessor took 313.70ms. Allocated memory is still 159.4MB. Free memory was 73.3MB in the beginning and 97.2MB in the end (delta: -23.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,169 INFO L158 Benchmark]: RCFGBuilder took 1075.70ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 66.6MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:53,172 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 39.7MB in the beginning and 39.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2602.31ms. Allocated memory was 58.7MB in the beginning and 159.4MB in the end (delta: 100.7MB). Free memory was 38.9MB in the beginning and 87.2MB in the end (delta: -48.3MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.15ms. Allocated memory is still 159.4MB. Free memory was 87.2MB in the beginning and 73.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 313.70ms. Allocated memory is still 159.4MB. Free memory was 73.3MB in the beginning and 97.2MB in the end (delta: -23.8MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.70ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 66.6MB in the end (delta: 30.6MB). Peak memory consumption was 31.5MB. 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 15:04:53,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a6b0d36-2b19-41f6-8b3b-8eb338405561/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