./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:40,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:40,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:40,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:40,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:40,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:40,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:40,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:40,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:40,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:40,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:40,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:40,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:40,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:40,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:40,690 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:40,691 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:40,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:40,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:40,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:40,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:40,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:40,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:40,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:40,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:40,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:40,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:40,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:40,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:40,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:40,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:40,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:40,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:40,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:40,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:40,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:40,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:40,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:40,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:40,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:40,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:40,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:04:40,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:40,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:40,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:40,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:40,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:40,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:40,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:40,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:04:40,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:40,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:40,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:40,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:40,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:40,792 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:40,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:40,792 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:40,792 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:40,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:40,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:40,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:40,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:40,793 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:40,793 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:04:40,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:04:40,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:40,794 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 [2021-11-23 15:04:41,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:41,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:41,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:41,098 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:41,099 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:41,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2021-11-23 15:04:41,173 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/f83f8d9ae/a2555d8440dc42dfbd16b5d6d0ad36b9/FLAGf2cfc6fb5 [2021-11-23 15:04:42,089 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:42,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2021-11-23 15:04:42,147 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/f83f8d9ae/a2555d8440dc42dfbd16b5d6d0ad36b9/FLAGf2cfc6fb5 [2021-11-23 15:04:42,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/f83f8d9ae/a2555d8440dc42dfbd16b5d6d0ad36b9 [2021-11-23 15:04:42,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:42,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:42,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:42,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:42,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:42,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3633d99d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:42, skipping insertion in model container [2021-11-23 15:04:42,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:42" (1/1) ... [2021-11-23 15:04:42,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:42,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:45,254 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2021-11-23 15:04:45,271 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2021-11-23 15:04:45,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:45,334 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:45,833 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2021-11-23 15:04:45,834 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2021-11-23 15:04:45,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:46,041 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:46,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46 WrapperNode [2021-11-23 15:04:46,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:46,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:46,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:46,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:46,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,371 INFO L137 Inliner]: procedures = 391, calls = 2618, calls flagged for inlining = 190, calls inlined = 155, statements flattened = 4319 [2021-11-23 15:04:46,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:46,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:46,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:46,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:46,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,592 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,613 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:46,614 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:46,614 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:46,614 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:46,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:46" (1/1) ... [2021-11-23 15:04:46,623 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:46,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:46,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:46,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:46,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_95 [2021-11-23 15:04:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_95 [2021-11-23 15:04:46,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:04:46,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:04:46,702 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:04:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:04:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:04:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:04:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2021-11-23 15:04:46,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2021-11-23 15:04:46,703 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2021-11-23 15:04:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2021-11-23 15:04:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:04:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:04:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:04:46,704 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2021-11-23 15:04:46,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2021-11-23 15:04:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:04:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:04:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:04:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:04:46,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:04:46,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:04:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:04:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:04:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:04:46,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2021-11-23 15:04:46,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2021-11-23 15:04:46,707 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2021-11-23 15:04:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2021-11-23 15:04:46,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:04:46,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:04:46,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:04:46,707 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:04:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:04:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:04:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-23 15:04:46,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-23 15:04:46,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:04:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:04:46,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 15:04:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 15:04:46,709 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:04:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:04:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:04:46,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:04:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2021-11-23 15:04:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2021-11-23 15:04:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2021-11-23 15:04:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2021-11-23 15:04:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:04:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:04:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:04:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:04:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:04:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:04:46,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:04:46,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 15:04:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-23 15:04:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-23 15:04:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:04:46,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:04:46,715 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:04:46,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:04:46,716 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 15:04:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 15:04:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 15:04:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 15:04:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:04:46,717 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:04:46,717 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:04:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:04:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2021-11-23 15:04:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2021-11-23 15:04:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:46,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:46,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2021-11-23 15:04:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2021-11-23 15:04:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:04:46,719 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:04:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:04:46,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:04:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:04:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:04:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:04:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:04:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2021-11-23 15:04:46,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2021-11-23 15:04:46,720 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:04:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:04:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 15:04:46,721 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 15:04:46,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:04:46,722 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:04:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:04:46,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:04:46,723 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:04:46,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:04:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:04:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:04:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:04:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:04:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 15:04:46,724 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 15:04:46,724 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:04:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:04:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:04:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:04:46,725 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:04:46,725 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:04:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2021-11-23 15:04:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2021-11-23 15:04:46,726 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:04:46,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:04:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:04:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:04:46,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:04:46,727 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2021-11-23 15:04:46,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2021-11-23 15:04:46,730 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2021-11-23 15:04:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2021-11-23 15:04:46,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:04:46,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:04:46,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_device_lock_of_kaweth_device [2021-11-23 15:04:46,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_device_lock_of_kaweth_device [2021-11-23 15:04:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-23 15:04:46,734 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2021-11-23 15:04:46,735 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2021-11-23 15:04:46,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2021-11-23 15:04:46,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2021-11-23 15:04:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2021-11-23 15:04:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2021-11-23 15:04:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:04:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:04:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:04:46,742 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 15:04:46,742 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 15:04:47,412 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:47,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:47,703 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:04:47,708 INFO L158 Benchmark]: Toolchain (without parser) took 5214.96ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 77.5MB in the beginning and 138.7MB in the end (delta: -61.3MB). Peak memory consumption was 128.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,709 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:47,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3550.30ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 77.2MB in the beginning and 104.7MB in the end (delta: -27.6MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 328.29ms. Allocated memory is still 226.5MB. Free memory was 104.7MB in the beginning and 140.6MB in the end (delta: -35.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,718 INFO L158 Benchmark]: Boogie Preprocessor took 240.25ms. Allocated memory is still 226.5MB. Free memory was 140.6MB in the beginning and 116.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,719 INFO L158 Benchmark]: RCFGBuilder took 1091.57ms. Allocated memory is still 226.5MB. Free memory was 116.5MB in the beginning and 138.7MB in the end (delta: -22.2MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2021-11-23 15:04:47,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3550.30ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 77.2MB in the beginning and 104.7MB in the end (delta: -27.6MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 328.29ms. Allocated memory is still 226.5MB. Free memory was 104.7MB in the beginning and 140.6MB in the end (delta: -35.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 240.25ms. Allocated memory is still 226.5MB. Free memory was 140.6MB in the beginning and 116.5MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1091.57ms. Allocated memory is still 226.5MB. Free memory was 116.5MB in the beginning and 138.7MB in the end (delta: -22.2MB). Peak memory consumption was 52.2MB. 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 15:04:47,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:50,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:50,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:50,334 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:50,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:50,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:50,338 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:50,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:50,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:50,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:50,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:50,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:50,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:50,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:50,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:50,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:50,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:50,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:50,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:50,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:50,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:50,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:50,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:50,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:50,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:50,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:50,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:50,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:50,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:50,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:50,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:50,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:50,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:50,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:50,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:50,389 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:50,390 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:50,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:50,391 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:50,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:50,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:50,394 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:04:50,436 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:50,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:50,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:50,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:50,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:50,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:50,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:50,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:50,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:50,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:50,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:50,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:50,440 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:50,440 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:50,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:50,441 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:50,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:50,441 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:50,441 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:50,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:50,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:50,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:50,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:50,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:50,443 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:50,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:50,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:50,446 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:50,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:50,447 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 104510927d9409ade9caf80490257750edc55f0d04f472d0e2cf5426e55ff4e4 [2021-11-23 15:04:50,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:50,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:50,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:50,932 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:50,933 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:50,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2021-11-23 15:04:51,017 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/757f04fe6/20ba20a59e824412a795afb56b62586c/FLAGfb7bd9f8d [2021-11-23 15:04:52,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:52,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i [2021-11-23 15:04:52,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/757f04fe6/20ba20a59e824412a795afb56b62586c/FLAGfb7bd9f8d [2021-11-23 15:04:52,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/data/757f04fe6/20ba20a59e824412a795afb56b62586c [2021-11-23 15:04:52,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:52,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:52,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:52,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:52,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:52,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62211045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:52, skipping insertion in model container [2021-11-23 15:04:52,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:52" (1/1) ... [2021-11-23 15:04:52,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:52,608 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:55,398 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2021-11-23 15:04:55,401 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2021-11-23 15:04:55,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:55,467 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:04:55,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:55,908 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2021-11-23 15:04:55,908 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2021-11-23 15:04:55,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:55,955 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:56,362 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307491,307504] [2021-11-23 15:04:56,363 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_26ef58b8-bd3c-43db-95a0-562b8150d5fd/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-kaweth.cil.i[307636,307649] [2021-11-23 15:04:56,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:56,640 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:56,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56 WrapperNode [2021-11-23 15:04:56,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:56,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:56,643 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:56,643 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:56,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,985 INFO L137 Inliner]: procedures = 406, calls = 2618, calls flagged for inlining = 190, calls inlined = 155, statements flattened = 4195 [2021-11-23 15:04:56,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:56,987 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:56,987 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:56,987 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:56,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:56,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:57,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:57,339 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:57,339 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:57,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:56" (1/1) ... [2021-11-23 15:04:57,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:57,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:57,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:57,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_95 [2021-11-23 15:04:57,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_95 [2021-11-23 15:04:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:04:57,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:04:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:04:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:04:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:04:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:04:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_91 [2021-11-23 15:04:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_91 [2021-11-23 15:04:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2021-11-23 15:04:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2021-11-23 15:04:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 15:04:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 15:04:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 15:04:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2021-11-23 15:04:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2021-11-23 15:04:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 15:04:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 15:04:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-23 15:04:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-23 15:04:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 15:04:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 15:04:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 15:04:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:04:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:04:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:04:57,432 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:04:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2021-11-23 15:04:57,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_device_lock_of_kaweth_device [2021-11-23 15:04:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2021-11-23 15:04:57,433 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2021-11-23 15:04:57,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 15:04:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 15:04:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-23 15:04:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-23 15:04:57,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-23 15:04:57,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-23 15:04:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:04:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:04:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-23 15:04:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-23 15:04:57,435 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-23 15:04:57,435 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-23 15:04:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-23 15:04:57,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-23 15:04:57,436 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2021-11-23 15:04:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2021-11-23 15:04:57,437 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2021-11-23 15:04:57,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2021-11-23 15:04:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:04:57,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-23 15:04:57,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-23 15:04:57,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 15:04:57,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 15:04:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:04:57,440 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:04:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:04:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:04:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:04:57,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-23 15:04:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-23 15:04:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-23 15:04:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-23 15:04:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-23 15:04:57,442 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-23 15:04:57,442 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-23 15:04:57,443 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-23 15:04:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-23 15:04:57,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-23 15:04:57,443 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-23 15:04:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-23 15:04:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-23 15:04:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-23 15:04:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:04:57,444 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2021-11-23 15:04:57,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2021-11-23 15:04:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:04:57,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2021-11-23 15:04:57,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_kaweth_driver_exit_11_2 [2021-11-23 15:04:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-23 15:04:57,446 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-23 15:04:57,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:04:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:04:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:04:57,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:04:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:04:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:04:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:04:57,448 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-23 15:04:57,448 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-23 15:04:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2021-11-23 15:04:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2021-11-23 15:04:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:04:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:04:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-23 15:04:57,449 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-23 15:04:57,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-23 15:04:57,450 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-23 15:04:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:04:57,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:04:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:04:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:04:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:04:57,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:04:57,452 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:04:57,452 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:04:57,453 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-23 15:04:57,455 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-23 15:04:57,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 15:04:57,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 15:04:57,457 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-23 15:04:57,457 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-23 15:04:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:04:57,458 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:04:57,458 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:04:57,459 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:04:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:04:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:04:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2021-11-23 15:04:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2021-11-23 15:04:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:04:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:04:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:04:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:04:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:04:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2021-11-23 15:04:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2021-11-23 15:04:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2021-11-23 15:04:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2021-11-23 15:04:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 15:04:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 15:04:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_device_lock_of_kaweth_device [2021-11-23 15:04:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_device_lock_of_kaweth_device [2021-11-23 15:04:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-23 15:04:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2021-11-23 15:04:57,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2021-11-23 15:04:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2021-11-23 15:04:57,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2021-11-23 15:04:57,469 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2021-11-23 15:04:57,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2021-11-23 15:04:57,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 15:04:57,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 15:04:57,471 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-23 15:04:57,471 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-23 15:04:58,135 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:58,138 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:05:01,750 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:05:01,755 INFO L158 Benchmark]: Toolchain (without parser) took 9359.30ms. Allocated memory was 77.6MB in the beginning and 245.4MB in the end (delta: 167.8MB). Free memory was 47.0MB in the beginning and 105.4MB in the end (delta: -58.4MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:01,755 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 77.6MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:05:01,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4244.98ms. Allocated memory was 77.6MB in the beginning and 245.4MB in the end (delta: 167.8MB). Free memory was 46.9MB in the beginning and 155.0MB in the end (delta: -108.1MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. [2021-11-23 15:05:01,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 343.02ms. Allocated memory is still 245.4MB. Free memory was 155.0MB in the beginning and 129.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:05:01,757 INFO L158 Benchmark]: Boogie Preprocessor took 350.61ms. Allocated memory is still 245.4MB. Free memory was 129.8MB in the beginning and 150.5MB in the end (delta: -20.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-11-23 15:05:01,758 INFO L158 Benchmark]: RCFGBuilder took 4413.69ms. Allocated memory is still 245.4MB. Free memory was 150.5MB in the beginning and 105.4MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 15:05:01,760 INFO L339 ainManager$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 77.6MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4244.98ms. Allocated memory was 77.6MB in the beginning and 245.4MB in the end (delta: 167.8MB). Free memory was 46.9MB in the beginning and 155.0MB in the end (delta: -108.1MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 343.02ms. Allocated memory is still 245.4MB. Free memory was 155.0MB in the beginning and 129.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 350.61ms. Allocated memory is still 245.4MB. Free memory was 129.8MB in the beginning and 150.5MB in the end (delta: -20.7MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4413.69ms. Allocated memory is still 245.4MB. Free memory was 150.5MB in the beginning and 105.4MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. 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 15:05:01,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26ef58b8-bd3c-43db-95a0-562b8150d5fd/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