./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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_a4669768-f42e-4155-b3ab-86b791e8c848/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 b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:39,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:39,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:39,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:39,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:39,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:39,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:39,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:39,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:39,634 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:39,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:39,637 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:39,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:39,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:39,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:39,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:39,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:39,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:39,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:39,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:39,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:39,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:39,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:39,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:39,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:39,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:39,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:39,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:39,674 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:39,676 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:39,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:39,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:39,680 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:39,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:39,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:39,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:39,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:39,685 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:39,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:39,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:39,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:39,689 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:39,728 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:39,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:39,733 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:39,733 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:39,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:39,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:39,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:39,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:39,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:39,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:39,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:39,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:39,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:39,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:39,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:39,744 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:39,744 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:39,745 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:39,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:39,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:39,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:39,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:39,746 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:39,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:39,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:39,746 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_a4669768-f42e-4155-b3ab-86b791e8c848/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a [2021-11-23 15:55:40,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:40,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:40,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:40,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:40,102 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:40,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 15:55:40,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/76a16781b/9321717c9dd84815aafdf55b3d296fad/FLAGcc3ab642b [2021-11-23 15:55:41,043 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:41,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 15:55:41,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/76a16781b/9321717c9dd84815aafdf55b3d296fad/FLAGcc3ab642b [2021-11-23 15:55:41,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/76a16781b/9321717c9dd84815aafdf55b3d296fad [2021-11-23 15:55:41,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:41,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:41,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:41,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:41,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:41,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb61360 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:41, skipping insertion in model container [2021-11-23 15:55:41,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:41" (1/1) ... [2021-11-23 15:55:41,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:41,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:43,190 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_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2021-11-23 15:55:43,219 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:43,240 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:43,571 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_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2021-11-23 15:55:43,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:43,778 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:43,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43 WrapperNode [2021-11-23 15:55:43,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:43,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:43,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:43,793 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:43,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,880 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:43,994 INFO L137 Inliner]: procedures = 187, calls = 873, calls flagged for inlining = 93, calls inlined = 91, statements flattened = 3212 [2021-11-23 15:55:43,994 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:43,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:43,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:43,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:44,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:44,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:44,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:44,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:44,228 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:43" (1/1) ... [2021-11-23 15:55:44,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:44,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:44,262 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:44,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:44,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:44,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2021-11-23 15:55:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2021-11-23 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:55:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-11-23 15:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-11-23 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:44,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:55:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:55:44,312 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 15:55:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 15:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-11-23 15:55:44,313 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-11-23 15:55:44,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:44,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:44,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:55:44,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:55:44,315 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2021-11-23 15:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2021-11-23 15:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:44,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:44,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:55:44,317 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:44,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:55:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:55:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:55:44,318 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:55:44,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 15:55:44,319 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 15:55:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:55:44,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:55:44,319 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2021-11-23 15:55:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2021-11-23 15:55:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2021-11-23 15:55:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2021-11-23 15:55:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:44,320 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:55:44,320 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:55:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2021-11-23 15:55:44,321 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2021-11-23 15:55:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:44,321 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 15:55:44,322 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 15:55:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2021-11-23 15:55:44,322 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2021-11-23 15:55:44,322 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:55:44,325 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:55:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2021-11-23 15:55:44,325 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2021-11-23 15:55:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:44,325 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:55:44,326 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:55:44,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:55:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:55:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:55:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:55:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2021-11-23 15:55:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2021-11-23 15:55:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2021-11-23 15:55:44,327 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2021-11-23 15:55:44,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:55:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:55:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2021-11-23 15:55:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2021-11-23 15:55:44,328 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:55:44,328 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:55:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2021-11-23 15:55:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2021-11-23 15:55:44,329 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:44,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:55:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:55:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2021-11-23 15:55:44,330 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2021-11-23 15:55:44,330 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-23 15:55:44,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-23 15:55:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:55:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:55:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:55:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:55:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:55:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:55:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:55:44,332 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:55:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:55:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:55:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:55:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:55:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:55:44,333 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:55:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2021-11-23 15:55:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2021-11-23 15:55:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:55:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:55:44,994 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:45,002 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:45,281 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:45,286 INFO L158 Benchmark]: Toolchain (without parser) took 3751.07ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 81.0MB in the beginning and 65.9MB in the end (delta: 15.1MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,286 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:45,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2242.99ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 80.7MB in the beginning and 91.9MB in the end (delta: -11.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.76ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 75.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,288 INFO L158 Benchmark]: Boogie Preprocessor took 230.18ms. Allocated memory is still 161.5MB. Free memory was 75.2MB in the beginning and 97.4MB in the end (delta: -22.2MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,289 INFO L158 Benchmark]: RCFGBuilder took 1057.52ms. Allocated memory is still 161.5MB. Free memory was 97.4MB in the beginning and 65.9MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:45,292 INFO L339 ainManager$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 107.0MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2242.99ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 80.7MB in the beginning and 91.9MB in the end (delta: -11.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.76ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 75.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 230.18ms. Allocated memory is still 161.5MB. Free memory was 75.2MB in the beginning and 97.4MB in the end (delta: -22.2MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1057.52ms. Allocated memory is still 161.5MB. Free memory was 97.4MB in the beginning and 65.9MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:45,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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_a4669768-f42e-4155-b3ab-86b791e8c848/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 b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:47,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:47,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:47,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:47,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:47,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:47,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:47,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:47,994 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:47,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:47,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:47,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:47,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:48,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:48,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:48,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:48,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:48,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:48,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:48,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:48,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:48,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:48,018 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:48,019 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:48,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:48,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:48,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:48,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:48,026 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:48,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:48,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:48,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:48,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:48,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:48,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:48,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:48,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:48,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:48,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:48,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:48,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:48,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:48,066 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:48,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:48,072 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:48,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:48,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:48,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:48,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:48,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:48,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:48,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:48,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:48,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:48,078 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:48,078 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:48,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:48,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:48,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:48,079 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:48,079 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:48,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:48,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:48,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:48,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:48,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:48,081 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:48,081 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:48,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:48,082 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:48,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:48,082 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_a4669768-f42e-4155-b3ab-86b791e8c848/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b83c28af83745ba79af1b1ebec4b495db7aa2efb3702685bbdc4b86421ef4c0a [2021-11-23 15:55:48,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:48,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:48,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:48,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:48,517 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:48,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 15:55:48,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/c8c6f34c9/c31532d54cd94a5294fbf8f7a662dc22/FLAGd2f3e4e79 [2021-11-23 15:55:49,590 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:49,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 15:55:49,641 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/c8c6f34c9/c31532d54cd94a5294fbf8f7a662dc22/FLAGd2f3e4e79 [2021-11-23 15:55:50,014 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/data/c8c6f34c9/c31532d54cd94a5294fbf8f7a662dc22 [2021-11-23 15:55:50,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:50,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:50,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:50,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:50,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:50,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13652c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:50, skipping insertion in model container [2021-11-23 15:55:50,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:50" (1/1) ... [2021-11-23 15:55:50,034 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:50,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:51,699 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_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2021-11-23 15:55:51,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:51,748 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:55:51,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:52,114 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_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2021-11-23 15:55:52,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:52,147 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:52,445 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_a4669768-f42e-4155-b3ab-86b791e8c848/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2021-11-23 15:55:52,451 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:52,597 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:52,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52 WrapperNode [2021-11-23 15:55:52,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:52,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:52,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:52,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:52,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,671 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,869 INFO L137 Inliner]: procedures = 200, calls = 873, calls flagged for inlining = 93, calls inlined = 91, statements flattened = 3099 [2021-11-23 15:55:52,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:52,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:52,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:52,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:52,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:52,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:53,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:53,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:53,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:53,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:52" (1/1) ... [2021-11-23 15:55:53,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:53,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:53,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:53,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-23 15:55:53,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:55:53,274 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2021-11-23 15:55:53,274 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2021-11-23 15:55:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:55:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:55:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:55:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:53,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:53,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 15:55:53,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 15:55:53,276 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-23 15:55:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-23 15:55:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-23 15:55:53,277 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-23 15:55:53,277 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:55:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:55:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:53,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:55:53,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:55:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-23 15:55:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-23 15:55:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2021-11-23 15:55:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2021-11-23 15:55:53,279 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-23 15:55:53,279 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-23 15:55:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:55:53,280 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:55:53,280 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2021-11-23 15:55:53,281 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2021-11-23 15:55:53,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-23 15:55:53,282 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-23 15:55:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2021-11-23 15:55:53,282 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2021-11-23 15:55:53,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:55:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:55:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:55:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:53,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:55:53,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:55:53,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:55:53,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:53,284 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-23 15:55:53,285 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-23 15:55:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:53,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:55:53,287 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2021-11-23 15:55:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2021-11-23 15:55:53,288 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:53,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:55:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:55:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:55:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:55:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:55:53,292 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:55:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:55:53,292 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:55:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2021-11-23 15:55:53,293 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2021-11-23 15:55:53,294 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-11-23 15:55:53,294 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-11-23 15:55:53,294 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 15:55:53,294 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 15:55:53,294 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-23 15:55:53,294 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-23 15:55:53,295 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-11-23 15:55:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-11-23 15:55:53,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:53,295 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:55:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:55:53,296 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:53,296 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2021-11-23 15:55:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2021-11-23 15:55:53,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:55:53,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:55:53,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:55:53,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:55:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 15:55:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 15:55:53,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:53,300 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-11-23 15:55:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-11-23 15:55:53,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 15:55:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 15:55:53,302 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2021-11-23 15:55:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2021-11-23 15:55:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2021-11-23 15:55:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2021-11-23 15:55:53,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 15:55:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:55:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:55:53,304 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-11-23 15:55:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-11-23 15:55:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:55:53,305 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2021-11-23 15:55:53,305 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2021-11-23 15:55:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-23 15:55:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-23 15:55:53,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:55:53,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:55:53,307 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2021-11-23 15:55:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2021-11-23 15:55:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2021-11-23 15:55:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2021-11-23 15:55:53,311 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:55:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:55:53,312 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2021-11-23 15:55:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2021-11-23 15:55:53,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:55:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2021-11-23 15:55:53,315 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:55:53,321 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:55:53,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:55:53,321 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:55:53,321 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:55:53,322 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 15:55:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 15:55:53,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:53,322 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:55:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:55:53,968 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:53,974 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:54,380 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:54,385 INFO L158 Benchmark]: Toolchain (without parser) took 4364.75ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 44.0MB in the beginning and 61.7MB in the end (delta: -17.7MB). Peak memory consumption was 80.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,385 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:54,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2578.50ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 43.9MB in the beginning and 99.6MB in the end (delta: -55.7MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 270.47ms. Allocated memory is still 163.6MB. Free memory was 99.6MB in the beginning and 83.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,388 INFO L158 Benchmark]: Boogie Preprocessor took 217.83ms. Allocated memory is still 163.6MB. Free memory was 83.7MB in the beginning and 64.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,388 INFO L158 Benchmark]: RCFGBuilder took 1293.18ms. Allocated memory is still 163.6MB. Free memory was 64.8MB in the beginning and 61.7MB in the end (delta: 3.1MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:54,391 INFO L339 ainManager$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 50.3MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2578.50ms. Allocated memory was 75.5MB in the beginning and 163.6MB in the end (delta: 88.1MB). Free memory was 43.9MB in the beginning and 99.6MB in the end (delta: -55.7MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 270.47ms. Allocated memory is still 163.6MB. Free memory was 99.6MB in the beginning and 83.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 217.83ms. Allocated memory is still 163.6MB. Free memory was 83.7MB in the beginning and 64.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1293.18ms. Allocated memory is still 163.6MB. Free memory was 64.8MB in the beginning and 61.7MB in the end (delta: 3.1MB). Peak memory consumption was 13.6MB. 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 15:55:54,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4669768-f42e-4155-b3ab-86b791e8c848/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