./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:13,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:13,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:13,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:13,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:13,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:13,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:13,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:13,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:13,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:13,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:13,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:13,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:13,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:13,692 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:13,694 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:13,696 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:13,697 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:13,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:13,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:13,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:13,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:13,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:13,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:13,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:13,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:13,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:13,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:13,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:13,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:13,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:13,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:13,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:13,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:13,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:13,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:13,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:13,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:13,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:13,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:13,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:13,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:34:13,814 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:13,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:13,817 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:13,817 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:13,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:13,818 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:13,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:13,819 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:34:13,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:13,820 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:13,821 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:13,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:13,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:13,829 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:13,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:13,830 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:13,830 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:13,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:13,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:13,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:13,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:13,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:13,832 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:34:13,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:34:13,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:13,833 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb [2021-11-23 15:34:14,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:14,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:14,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:14,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:14,252 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:14,254 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2021-11-23 15:34:14,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/028b27001/013e2726271648a99252df707fde22d3/FLAG307636d28 [2021-11-23 15:34:15,395 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:15,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2021-11-23 15:34:15,446 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/028b27001/013e2726271648a99252df707fde22d3/FLAG307636d28 [2021-11-23 15:34:15,760 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/028b27001/013e2726271648a99252df707fde22d3 [2021-11-23 15:34:15,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:15,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:15,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:15,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:15,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:15,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:15" (1/1) ... [2021-11-23 15:34:15,774 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a6d73c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:15, skipping insertion in model container [2021-11-23 15:34:15,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:15" (1/1) ... [2021-11-23 15:34:15,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:15,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:17,545 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2021-11-23 15:34:17,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:17,587 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:17,938 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2021-11-23 15:34:17,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:18,081 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:18,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18 WrapperNode [2021-11-23 15:34:18,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:18,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:18,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:18,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:18,093 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,318 INFO L137 Inliner]: procedures = 157, calls = 812, calls flagged for inlining = 80, calls inlined = 79, statements flattened = 2776 [2021-11-23 15:34:18,320 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:18,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:18,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:18,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:18,332 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:18,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:18,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:18,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:18,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:18" (1/1) ... [2021-11-23 15:34:18,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:18,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:18,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:18,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:34:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:34:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:34:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:34:18,708 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:34:18,708 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 15:34:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 15:34:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-11-23 15:34:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-11-23 15:34:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:34:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:34:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:34:18,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:34:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:18,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:34:18,711 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:34:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-11-23 15:34:18,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-11-23 15:34:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:34:18,711 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:34:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:18,712 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2021-11-23 15:34:18,712 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2021-11-23 15:34:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:34:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:34:18,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:34:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-23 15:34:18,713 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-23 15:34:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:34:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:34:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:34:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:34:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:34:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:34:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:34:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:34:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2021-11-23 15:34:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2021-11-23 15:34:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2021-11-23 15:34:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2021-11-23 15:34:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:34:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:34:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2021-11-23 15:34:18,717 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2021-11-23 15:34:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:34:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:34:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:34:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:34:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:34:18,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:34:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:34:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:34:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2021-11-23 15:34:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2021-11-23 15:34:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2021-11-23 15:34:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2021-11-23 15:34:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:18,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:34:18,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:34:18,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:18,724 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 15:34:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 15:34:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2021-11-23 15:34:18,726 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2021-11-23 15:34:18,726 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:34:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:34:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:34:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:34:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:34:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:34:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:34:18,728 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:34:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:34:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:34:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:34:18,729 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:34:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:34:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:34:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:34:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:34:18,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:34:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:34:18,731 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:34:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:34:18,732 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:34:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:34:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:18,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2021-11-23 15:34:18,733 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2021-11-23 15:34:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:34:18,734 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:34:19,399 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:19,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:19,892 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:19,901 INFO L158 Benchmark]: Toolchain (without parser) took 4132.80ms. Allocated memory was 98.6MB in the beginning and 190.8MB in the end (delta: 92.3MB). Free memory was 56.2MB in the beginning and 87.9MB in the end (delta: -31.7MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2021-11-23 15:34:19,903 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:19,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2315.37ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 56.0MB in the beginning and 67.9MB in the end (delta: -11.8MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2021-11-23 15:34:19,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 236.59ms. Allocated memory is still 127.9MB. Free memory was 67.9MB in the beginning and 52.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:19,908 INFO L158 Benchmark]: Boogie Preprocessor took 289.61ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 52.5MB in the beginning and 126.8MB in the end (delta: -74.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:19,910 INFO L158 Benchmark]: RCFGBuilder took 1285.51ms. Allocated memory is still 190.8MB. Free memory was 126.8MB in the beginning and 87.9MB in the end (delta: 38.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:19,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 54.0MB in the beginning and 53.9MB in the end (delta: 42.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2315.37ms. Allocated memory was 98.6MB in the beginning and 127.9MB in the end (delta: 29.4MB). Free memory was 56.0MB in the beginning and 67.9MB in the end (delta: -11.8MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 236.59ms. Allocated memory is still 127.9MB. Free memory was 67.9MB in the beginning and 52.5MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 289.61ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 52.5MB in the beginning and 126.8MB in the end (delta: -74.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1285.51ms. Allocated memory is still 190.8MB. Free memory was 126.8MB in the beginning and 87.9MB in the end (delta: 38.9MB). Peak memory consumption was 39.8MB. 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 15:34:19,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:34:22,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:34:22,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:34:22,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:34:22,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:34:22,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:34:22,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:34:22,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:34:22,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:34:22,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:34:22,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:34:22,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:34:23,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:34:23,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:34:23,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:34:23,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:34:23,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:34:23,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:34:23,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:34:23,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:34:23,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:34:23,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:34:23,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:34:23,036 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:34:23,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:34:23,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:34:23,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:34:23,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:34:23,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:34:23,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:34:23,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:34:23,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:34:23,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:34:23,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:34:23,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:34:23,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:34:23,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:34:23,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:34:23,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:34:23,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:34:23,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:34:23,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:34:23,117 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:34:23,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:34:23,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:34:23,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:34:23,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:34:23,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:34:23,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:34:23,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:34:23,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:34:23,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:34:23,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:34:23,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:34:23,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:34:23,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:34:23,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:34:23,126 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:34:23,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:34:23,127 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:34:23,127 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:34:23,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:34:23,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:23,128 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:34:23,128 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:34:23,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:34:23,129 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:34:23,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:34:23,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:34:23,130 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:34:23,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:34:23,131 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03b59b42cc833f5b28fc5dc7cc6711355c533ad94229ba44874c6d4d186d9dcb [2021-11-23 15:34:23,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:34:23,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:34:23,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:34:23,638 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:34:23,639 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:34:23,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2021-11-23 15:34:23,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/8f46d5d73/17849701c284433ca2e2d6b0e5551346/FLAG59944cc72 [2021-11-23 15:34:24,621 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:34:24,623 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i [2021-11-23 15:34:24,681 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/8f46d5d73/17849701c284433ca2e2d6b0e5551346/FLAG59944cc72 [2021-11-23 15:34:25,106 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/data/8f46d5d73/17849701c284433ca2e2d6b0e5551346 [2021-11-23 15:34:25,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:34:25,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:34:25,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:25,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:34:25,141 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:34:25,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ec70346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:25, skipping insertion in model container [2021-11-23 15:34:25,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:25" (1/1) ... [2021-11-23 15:34:25,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:34:25,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:27,014 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2021-11-23 15:34:27,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:27,081 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:34:27,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:34:27,573 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2021-11-23 15:34:27,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:27,605 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:34:28,129 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_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/sv-benchmarks/c/ldv-commit-tester/m0_drivers-net-slip-ko--108_1a--1b0b0ac-1.i[202861,202874] [2021-11-23 15:34:28,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:34:28,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:34:28,305 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28 WrapperNode [2021-11-23 15:34:28,305 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:34:28,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:28,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:34:28,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:34:28,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,421 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,552 INFO L137 Inliner]: procedures = 170, calls = 812, calls flagged for inlining = 80, calls inlined = 79, statements flattened = 2691 [2021-11-23 15:34:28,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:34:28,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:34:28,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:34:28,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:34:28,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:34:28,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:34:28,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:34:28,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:34:28,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:28" (1/1) ... [2021-11-23 15:34:28,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:34:28,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:34:28,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:34:28,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:34:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:34:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:34:28,952 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:34:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:34:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:34:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:34:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:34:28,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:34:28,953 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 15:34:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 15:34:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-11-23 15:34:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-11-23 15:34:28,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:34:28,954 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:34:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:34:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:34:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:34:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:34:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:34:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:34:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonpositive_int [2021-11-23 15:34:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonpositive_int [2021-11-23 15:34:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:34:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:34:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:34:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:34:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2021-11-23 15:34:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2021-11-23 15:34:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:34:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:34:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:34:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:34:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-23 15:34:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-23 15:34:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-23 15:34:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-23 15:34:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:34:28,960 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:34:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:34:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:34:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:34:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:34:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:34:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:34:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:34:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2021-11-23 15:34:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2021-11-23 15:34:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2021-11-23 15:34:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2021-11-23 15:34:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:34:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:34:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:34:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2021-11-23 15:34:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2021-11-23 15:34:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:34:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:34:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:34:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:34:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:34:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:34:28,969 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:34:28,969 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:34:28,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:34:28,970 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:34:28,970 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:34:28,970 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:34:28,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:34:28,971 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2021-11-23 15:34:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2021-11-23 15:34:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:34:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:34:28,972 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2021-11-23 15:34:28,972 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2021-11-23 15:34:28,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:34:28,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:34:28,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:34:28,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:34:28,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:34:28,974 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:34:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:34:28,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:34:28,974 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-23 15:34:28,974 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-23 15:34:28,975 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2021-11-23 15:34:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2021-11-23 15:34:28,975 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:34:28,975 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:34:28,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:34:28,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:34:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:34:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:34:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:34:28,977 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:34:28,977 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:34:28,978 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:34:28,979 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:34:28,979 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:34:28,980 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:34:28,980 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:34:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:34:28,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:34:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:34:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:34:28,981 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:34:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-23 15:34:28,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-23 15:34:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:34:28,982 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:34:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:34:28,983 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:34:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:34:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:34:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2021-11-23 15:34:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2021-11-23 15:34:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:34:28,985 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:34:29,676 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:34:29,687 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:34:41,051 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:34:41,057 INFO L158 Benchmark]: Toolchain (without parser) took 15942.85ms. Allocated memory was 58.7MB in the beginning and 203.4MB in the end (delta: 144.7MB). Free memory was 27.4MB in the beginning and 105.9MB in the end (delta: -78.5MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,057 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:34:41,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3189.13ms. Allocated memory was 58.7MB in the beginning and 134.2MB in the end (delta: 75.5MB). Free memory was 27.3MB in the beginning and 58.0MB in the end (delta: -30.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.81ms. Allocated memory is still 134.2MB. Free memory was 58.0MB in the beginning and 74.7MB in the end (delta: -16.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,061 INFO L158 Benchmark]: Boogie Preprocessor took 290.51ms. Allocated memory is still 134.2MB. Free memory was 74.7MB in the beginning and 57.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,063 INFO L158 Benchmark]: RCFGBuilder took 12208.15ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 57.0MB in the beginning and 105.9MB in the end (delta: -48.9MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-11-23 15:34:41,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 58.7MB. Free memory is still 39.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3189.13ms. Allocated memory was 58.7MB in the beginning and 134.2MB in the end (delta: 75.5MB). Free memory was 27.3MB in the beginning and 58.0MB in the end (delta: -30.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.81ms. Allocated memory is still 134.2MB. Free memory was 58.0MB in the beginning and 74.7MB in the end (delta: -16.6MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 290.51ms. Allocated memory is still 134.2MB. Free memory was 74.7MB in the beginning and 57.0MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 12208.15ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 57.0MB in the beginning and 105.9MB in the end (delta: -48.9MB). Peak memory consumption was 25.1MB. 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 15:34:41,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c8f6268c-3d52-4d7f-8e10-218f0b3f94ef/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