./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--usb--ipheth.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_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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--usb--ipheth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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_266500b4-c143-4f92-aafd-797f3676fef6/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 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:25,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:25,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:25,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:25,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:25,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:25,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:25,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:25,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:25,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:25,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:25,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:25,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:25,975 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:25,977 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:25,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:25,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:25,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:25,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:25,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:25,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:25,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:25,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:25,999 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:26,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:26,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:26,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:26,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:26,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:26,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:26,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:26,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:26,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:26,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:26,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:26,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:26,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:26,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:26,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:26,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:26,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:26,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:38:26,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:26,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:26,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:26,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:26,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:26,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:26,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:26,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:38:26,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:26,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:26,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:26,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:26,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:26,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:26,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:26,075 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:26,075 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:26,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:26,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:26,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:26,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:26,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:26,077 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:38:26,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:38:26,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:26,077 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_266500b4-c143-4f92-aafd-797f3676fef6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 [2021-11-23 15:38:26,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:26,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:26,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:26,386 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:26,387 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:26,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2021-11-23 15:38:26,452 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/63cdb849e/c55605860c9a4144bbc3655642d69827/FLAGf1e37c5f8 [2021-11-23 15:38:27,300 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:27,301 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2021-11-23 15:38:27,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/63cdb849e/c55605860c9a4144bbc3655642d69827/FLAGf1e37c5f8 [2021-11-23 15:38:27,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/63cdb849e/c55605860c9a4144bbc3655642d69827 [2021-11-23 15:38:27,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:27,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:27,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:27,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:27,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:27,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:27" (1/1) ... [2021-11-23 15:38:27,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cfbf06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:27, skipping insertion in model container [2021-11-23 15:38:27,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:27" (1/1) ... [2021-11-23 15:38:27,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:27,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:28,880 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_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2021-11-23 15:38:29,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:29,210 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:29,364 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_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2021-11-23 15:38:29,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:29,633 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:29,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29 WrapperNode [2021-11-23 15:38:29,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:29,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:29,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:29,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:29,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:29,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:29,829 INFO L137 Inliner]: procedures = 165, calls = 691, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1770 [2021-11-23 15:38:29,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:29,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:29,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:29,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:29,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:29,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:29,866 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:29,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:30,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:30,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:30,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:30,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:30,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:30,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:30,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:30,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:29" (1/1) ... [2021-11-23 15:38:30,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:30,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:30,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:30,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:30,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2021-11-23 15:38:30,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2021-11-23 15:38:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:38:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_8 [2021-11-23 15:38:30,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_8 [2021-11-23 15:38:30,168 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rx_submit [2021-11-23 15:38:30,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rx_submit [2021-11-23 15:38:30,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-11-23 15:38:30,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-11-23 15:38:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:38:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:38:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:38:30,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:38:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:38:30,170 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:38:30,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:38:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:38:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:38:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rcvbulk_callback [2021-11-23 15:38:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rcvbulk_callback [2021-11-23 15:38:30,171 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:38:30,171 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:38:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:38:30,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:38:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:38:30,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:38:30,172 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:38:30,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:38:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:38:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:38:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:38:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:38:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:38:30,173 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:38:30,173 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:38:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:38:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_disconnect [2021-11-23 15:38:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_disconnect [2021-11-23 15:38:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx_timeout [2021-11-23 15:38:30,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx_timeout [2021-11-23 15:38:30,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:38:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:38:30,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:38:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:38:30,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:38:30,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:38:30,175 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:38:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_set [2021-11-23 15:38:30,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_set [2021-11-23 15:38:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:38:30,176 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:38:30,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:38:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:38:30,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:38:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:38:30,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:38:30,177 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_free_urbs [2021-11-23 15:38:30,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_free_urbs [2021-11-23 15:38:30,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:38:30,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:38:30,179 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:38:30,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:38:30,180 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:38:30,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:38:30,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:38:30,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:38:30,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:38:30,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:38:30,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:38:30,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:38:30,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:38:30,182 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:38:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:38:30,183 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:38:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:38:30,183 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:38:30,183 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:38:30,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:38:30,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:38:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:38:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-23 15:38:30,184 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-23 15:38:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:38:30,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:38:30,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:38:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:38:30,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:38:30,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:30,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:30,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:30,687 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:30,926 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:38:30,930 INFO L158 Benchmark]: Toolchain (without parser) took 3157.84ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 66.4MB in the beginning and 62.0MB in the end (delta: 4.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2021-11-23 15:38:30,931 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:30,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1858.85ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 66.2MB in the beginning and 78.4MB in the end (delta: -12.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:30,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.76ms. Allocated memory is still 151.0MB. Free memory was 78.4MB in the beginning and 66.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:38:30,933 INFO L158 Benchmark]: Boogie Preprocessor took 246.19ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 90.0MB in the end (delta: -23.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 15:38:30,934 INFO L158 Benchmark]: RCFGBuilder took 849.68ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 62.0MB in the end (delta: 28.0MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:38:30,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 111.1MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1858.85ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 66.2MB in the beginning and 78.4MB in the end (delta: -12.2MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.76ms. Allocated memory is still 151.0MB. Free memory was 78.4MB in the beginning and 66.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 246.19ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 90.0MB in the end (delta: -23.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * RCFGBuilder took 849.68ms. Allocated memory is still 151.0MB. Free memory was 90.0MB in the beginning and 62.0MB in the end (delta: 28.0MB). Peak memory consumption was 29.4MB. 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 15:38:30,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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--usb--ipheth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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_266500b4-c143-4f92-aafd-797f3676fef6/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 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:38:33,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:38:33,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:38:33,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:38:33,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:38:33,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:38:33,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:38:33,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:38:33,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:38:33,418 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:38:33,419 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:38:33,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:38:33,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:38:33,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:38:33,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:38:33,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:38:33,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:38:33,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:38:33,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:38:33,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:38:33,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:38:33,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:38:33,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:38:33,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:38:33,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:38:33,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:38:33,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:38:33,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:38:33,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:38:33,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:38:33,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:38:33,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:38:33,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:38:33,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:38:33,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:38:33,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:38:33,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:38:33,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:38:33,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:38:33,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:38:33,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:38:33,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:38:33,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:38:33,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:38:33,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:38:33,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:38:33,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:38:33,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:38:33,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:38:33,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:38:33,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:38:33,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:38:33,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:38:33,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:38:33,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:38:33,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:38:33,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:38:33,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:38:33,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:38:33,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:38:33,513 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:38:33,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:38:33,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:33,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:38:33,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:38:33,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:38:33,514 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:38:33,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:38:33,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:38:33,515 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:38:33,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:38:33,515 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_266500b4-c143-4f92-aafd-797f3676fef6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a07d05bdda9164d6ceaf1185c6dc5dd43200f7171a99953930c3f9edfac2ac7 [2021-11-23 15:38:33,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:38:33,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:38:33,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:38:33,941 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:38:33,942 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:38:33,943 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2021-11-23 15:38:34,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/fe9dee9d4/f7ab87e52b44474fa0b7fa09f10864ed/FLAGc65dcf8f7 [2021-11-23 15:38:34,884 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:38:34,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i [2021-11-23 15:38:34,925 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/fe9dee9d4/f7ab87e52b44474fa0b7fa09f10864ed/FLAGc65dcf8f7 [2021-11-23 15:38:35,405 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/data/fe9dee9d4/f7ab87e52b44474fa0b7fa09f10864ed [2021-11-23 15:38:35,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:38:35,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:38:35,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:35,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:38:35,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:38:35,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:35" (1/1) ... [2021-11-23 15:38:35,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45278b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:35, skipping insertion in model container [2021-11-23 15:38:35,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:38:35" (1/1) ... [2021-11-23 15:38:35,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:38:35,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:36,488 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_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2021-11-23 15:38:36,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:36,999 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:38:37,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:38:37,225 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_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2021-11-23 15:38:37,347 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:37,372 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:38:37,523 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_266500b4-c143-4f92-aafd-797f3676fef6/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--ipheth.ko-entry_point.cil.out.i[159689,159702] [2021-11-23 15:38:37,673 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:38:37,794 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:38:37,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37 WrapperNode [2021-11-23 15:38:37,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:38:37,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:37,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:38:37,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:38:37,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:37,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:37,991 INFO L137 Inliner]: procedures = 180, calls = 691, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1719 [2021-11-23 15:38:37,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:38:37,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:38:37,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:38:37,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:38:38,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,109 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:38:38,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:38:38,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:38:38,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:38:38,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:38:37" (1/1) ... [2021-11-23 15:38:38,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:38:38,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:38:38,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:38:38,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:38:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_12 [2021-11-23 15:38:38,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_12 [2021-11-23 15:38:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:38:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:38:38,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_8 [2021-11-23 15:38:38,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_8 [2021-11-23 15:38:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rx_submit [2021-11-23 15:38:38,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rx_submit [2021-11-23 15:38:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:38:38,240 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-11-23 15:38:38,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-11-23 15:38:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:38:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:38:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:38:38,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:38:38,241 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:38:38,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:38:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-23 15:38:38,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-23 15:38:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_rcvbulk_callback [2021-11-23 15:38:38,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_rcvbulk_callback [2021-11-23 15:38:38,242 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:38:38,242 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:38:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 15:38:38,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 15:38:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:38:38,243 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:38:38,243 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:38:38,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:38:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:38:38,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:38:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 15:38:38,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 15:38:38,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:38:38,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:38:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:38:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:38:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_disconnect [2021-11-23 15:38:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_disconnect [2021-11-23 15:38:38,245 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_tx_timeout [2021-11-23 15:38:38,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_tx_timeout [2021-11-23 15:38:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:38:38,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:38:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:38:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:38:38,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:38:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:38:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:38:38,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:38:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:38:38,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:38:38,247 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_carrier_set [2021-11-23 15:38:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_carrier_set [2021-11-23 15:38:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:38:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:38:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:38:38,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 15:38:38,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 15:38:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:38:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:38:38,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:38:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure ipheth_free_urbs [2021-11-23 15:38:38,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ipheth_free_urbs [2021-11-23 15:38:38,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:38:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:38:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:38:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:38:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:38:38,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:38:38,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:38:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:38:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:38:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 15:38:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 15:38:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:38:38,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 15:38:38,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:38:38,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:38:38,253 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:38:38,253 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:38:38,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:38:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:38:38,254 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:38:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 15:38:38,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 15:38:38,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:38:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-11-23 15:38:38,255 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-11-23 15:38:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:38:38,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:38:38,255 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:38:38,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:38:38,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:38:38,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:38:38,741 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:38:38,744 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:38:39,061 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:38:39,064 INFO L158 Benchmark]: Toolchain (without parser) took 3655.35ms. Allocated memory was 75.5MB in the beginning and 165.7MB in the end (delta: 90.2MB). Free memory was 47.9MB in the beginning and 95.8MB in the end (delta: -48.0MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2021-11-23 15:38:39,065 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 54.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:38:39,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2387.07ms. Allocated memory was 75.5MB in the beginning and 165.7MB in the end (delta: 90.2MB). Free memory was 47.7MB in the beginning and 82.6MB in the end (delta: -34.9MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. [2021-11-23 15:38:39,066 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.82ms. Allocated memory is still 165.7MB. Free memory was 82.6MB in the beginning and 104.1MB in the end (delta: -21.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-11-23 15:38:39,067 INFO L158 Benchmark]: Boogie Preprocessor took 157.10ms. Allocated memory is still 165.7MB. Free memory was 104.1MB in the beginning and 91.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:38:39,067 INFO L158 Benchmark]: RCFGBuilder took 912.79ms. Allocated memory is still 165.7MB. Free memory was 91.5MB in the beginning and 95.8MB in the end (delta: -4.4MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2021-11-23 15:38:39,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 75.5MB. Free memory was 55.3MB in the beginning and 55.2MB in the end (delta: 54.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2387.07ms. Allocated memory was 75.5MB in the beginning and 165.7MB in the end (delta: 90.2MB). Free memory was 47.7MB in the beginning and 82.6MB in the end (delta: -34.9MB). Peak memory consumption was 59.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.82ms. Allocated memory is still 165.7MB. Free memory was 82.6MB in the beginning and 104.1MB in the end (delta: -21.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.10ms. Allocated memory is still 165.7MB. Free memory was 104.1MB in the beginning and 91.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 912.79ms. Allocated memory is still 165.7MB. Free memory was 91.5MB in the beginning and 95.8MB in the end (delta: -4.4MB). Peak memory consumption was 37.2MB. 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 15:38:39,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_266500b4-c143-4f92-aafd-797f3676fef6/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