./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:49,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:49,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:49,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:49,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:49,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:50,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:50,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:50,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:50,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:50,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:50,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:50,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:50,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:50,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:50,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:50,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:50,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:50,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:50,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:50,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:50,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:50,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:50,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:50,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:50,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:50,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:50,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:50,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:50,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:50,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:50,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:50,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:50,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:50,040 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:50,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:50,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:50,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:50,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:50,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:50,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:50,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:55:50,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:50,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:50,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:50,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:50,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:50,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:50,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:50,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:50,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:50,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:50,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:50,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:50,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:50,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:50,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:50,093 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:50,093 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:50,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:50,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:50,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:50,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:50,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:50,094 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:50,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:50,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:50,095 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c [2021-11-23 15:55:50,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:50,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:50,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:50,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:50,374 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:50,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2021-11-23 15:55:50,445 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/a12b3e124/3e49fdaf98a748198d979714403c1f94/FLAG5c8e1663c [2021-11-23 15:55:51,230 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:51,232 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2021-11-23 15:55:51,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/a12b3e124/3e49fdaf98a748198d979714403c1f94/FLAG5c8e1663c [2021-11-23 15:55:51,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/a12b3e124/3e49fdaf98a748198d979714403c1f94 [2021-11-23 15:55:51,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:51,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:51,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:51,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:51,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:51,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,784 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e4149c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:51, skipping insertion in model container [2021-11-23 15:55:51,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:51" (1/1) ... [2021-11-23 15:55:51,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:51,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:52,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2021-11-23 15:55:53,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:53,575 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:53,738 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2021-11-23 15:55:53,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:54,001 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:54,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54 WrapperNode [2021-11-23 15:55:54,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:54,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:54,004 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:54,004 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:54,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,212 INFO L137 Inliner]: procedures = 181, calls = 601, calls flagged for inlining = 90, calls inlined = 85, statements flattened = 2002 [2021-11-23 15:55:54,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:54,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:54,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:54,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:54,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,381 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:54,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:54,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:54,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:54,454 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:54" (1/1) ... [2021-11-23 15:55:54,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:54,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:54,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:54,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:54,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2021-11-23 15:55:54,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2021-11-23 15:55:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:55:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:55:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:55:54,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:55:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:55:54,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:55:54,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:55:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:55:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:55:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:55:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:55:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:55:54,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:55:54,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:55:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:55:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:55:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:55:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_transmit [2021-11-23 15:55:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_transmit [2021-11-23 15:55:54,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:55:54,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:55:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:55:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:55:54,551 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_ioctl [2021-11-23 15:55:54,551 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_ioctl [2021-11-23 15:55:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:55:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_timeout [2021-11-23 15:55:54,591 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_timeout [2021-11-23 15:55:54,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:55:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:55:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:55:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:55:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:55:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:55:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:55:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:55:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:55:54,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:55:54,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:55:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:55:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_change_mtu [2021-11-23 15:55:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_change_mtu [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-11-23 15:55:54,593 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-11-23 15:55:54,593 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-23 15:55:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_unlock [2021-11-23 15:55:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_unlock [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_compat_ioctl [2021-11-23 15:55:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_compat_ioctl [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 15:55:54,594 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 15:55:54,594 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_indication [2021-11-23 15:55:54,595 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_indication [2021-11-23 15:55:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:55:54,595 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:55:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:55:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:55:54,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:55:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_disconnected [2021-11-23 15:55:54,595 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_disconnected [2021-11-23 15:55:54,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:55:54,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:55:54,596 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:55:54,596 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_connected [2021-11-23 15:55:54,596 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_connected [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:55:54,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:55:54,596 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:55:54,597 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:55:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:55:54,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:55:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:55:54,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:55:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:55:54,597 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:55:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:55:54,597 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:55:54,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:54,598 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:55:54,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:55:54,598 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:55:54,598 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:55:54,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:55:54,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:55:54,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:55:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:54,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:54,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:55:54,602 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:55:55,095 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:55,097 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:55,343 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:55,347 INFO L158 Benchmark]: Toolchain (without parser) took 3570.38ms. Allocated memory was 98.6MB in the beginning and 172.0MB in the end (delta: 73.4MB). Free memory was 59.4MB in the beginning and 88.9MB in the end (delta: -29.6MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,348 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:55,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2224.73ms. Allocated memory was 98.6MB in the beginning and 172.0MB in the end (delta: 73.4MB). Free memory was 59.2MB in the beginning and 106.1MB in the end (delta: -47.0MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.92ms. Allocated memory is still 172.0MB. Free memory was 106.1MB in the beginning and 94.4MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,350 INFO L158 Benchmark]: Boogie Preprocessor took 229.21ms. Allocated memory is still 172.0MB. Free memory was 94.4MB in the beginning and 82.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,351 INFO L158 Benchmark]: RCFGBuilder took 893.67ms. Allocated memory is still 172.0MB. Free memory was 82.2MB in the beginning and 88.9MB in the end (delta: -6.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2021-11-23 15:55:55,354 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 98.6MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2224.73ms. Allocated memory was 98.6MB in the beginning and 172.0MB in the end (delta: 73.4MB). Free memory was 59.2MB in the beginning and 106.1MB in the end (delta: -47.0MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.92ms. Allocated memory is still 172.0MB. Free memory was 106.1MB in the beginning and 94.4MB in the end (delta: 11.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 229.21ms. Allocated memory is still 172.0MB. Free memory was 94.4MB in the beginning and 82.2MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 893.67ms. Allocated memory is still 172.0MB. Free memory was 82.2MB in the beginning and 88.9MB in the end (delta: -6.7MB). Peak memory consumption was 15.0MB. 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 15:55:55,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:57,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:57,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:57,918 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:57,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:57,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:57,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:57,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:57,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:57,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:57,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:57,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:57,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:57,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:57,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:57,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:57,957 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:57,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:57,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:57,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:57,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:57,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:57,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:57,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:57,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:57,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:57,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:58,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:58,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:58,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:58,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:58,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:58,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:58,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:58,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:58,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:58,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:58,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:58,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:58,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:58,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:58,014 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:55:58,058 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:58,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:58,059 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:58,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:58,060 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:58,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:58,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:58,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:58,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:58,062 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:58,062 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:58,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:58,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:58,063 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:58,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:58,063 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:58,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:58,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:58,064 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:58,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:58,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:58,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:58,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:58,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:58,066 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:58,066 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:58,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:58,066 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:58,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:58,067 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cccbd170603672b3f74a5336cc730c4afa341837cef68e5226707c3c82e670c [2021-11-23 15:55:58,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:58,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:58,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:58,426 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:58,427 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:58,429 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2021-11-23 15:55:58,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/4ef3774d6/d469d3d0c63d4165a56b31d31e9456ec/FLAG51ddc461a [2021-11-23 15:55:59,452 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:59,453 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i [2021-11-23 15:55:59,513 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/4ef3774d6/d469d3d0c63d4165a56b31d31e9456ec/FLAG51ddc461a [2021-11-23 15:55:59,921 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/data/4ef3774d6/d469d3d0c63d4165a56b31d31e9456ec [2021-11-23 15:55:59,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:59,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:59,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:59,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:59,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:59,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:59" (1/1) ... [2021-11-23 15:55:59,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233b4ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:59, skipping insertion in model container [2021-11-23 15:55:59,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:59" (1/1) ... [2021-11-23 15:55:59,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:56:00,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:01,010 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2021-11-23 15:56:01,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:01,562 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:56:01,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:56:01,748 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2021-11-23 15:56:01,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:01,944 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:56:02,179 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_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--x25_asy.ko-entry_point.cil.out.i[158694,158707] [2021-11-23 15:56:02,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:56:02,354 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:56:02,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02 WrapperNode [2021-11-23 15:56:02,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:56:02,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:02,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:56:02,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:56:02,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,410 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,531 INFO L137 Inliner]: procedures = 194, calls = 601, calls flagged for inlining = 90, calls inlined = 85, statements flattened = 1920 [2021-11-23 15:56:02,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:56:02,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:56:02,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:56:02,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:56:02,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,748 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:56:02,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:56:02,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:56:02,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:56:02,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:56:02" (1/1) ... [2021-11-23 15:56:02,760 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:56:02,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:56:02,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:56:02,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:56:02,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_14 [2021-11-23 15:56:02,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_14 [2021-11-23 15:56:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:56:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:56:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-23 15:56:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:56:02,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:56:02,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:56:02,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:56:02,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:56:02,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:56:02,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:56:02,852 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_transmit [2021-11-23 15:56:02,853 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_transmit [2021-11-23 15:56:02,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:56:02,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:56:02,853 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_timeout [2021-11-23 15:56:02,853 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_timeout [2021-11-23 15:56:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:56:02,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:56:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-23 15:56:02,854 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-23 15:56:02,854 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:56:02,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:56:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:56:02,855 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:56:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_change_mtu [2021-11-23 15:56:02,855 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_change_mtu [2021-11-23 15:56:02,855 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2021-11-23 15:56:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2021-11-23 15:56:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-23 15:56:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-23 15:56:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_compat_ioctl [2021-11-23 15:56:02,856 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_compat_ioctl [2021-11-23 15:56:02,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:56:02,857 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-23 15:56:02,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-23 15:56:02,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:56:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:56:02,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:56:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:56:02,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:56:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:56:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:56:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:56:02,859 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-23 15:56:02,859 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-23 15:56:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:56:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:56:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:56:02,860 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:56:02,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:56:02,861 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:56:02,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:56:02,862 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:56:02,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:56:02,863 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-23 15:56:02,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-23 15:56:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-23 15:56:02,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-23 15:56:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:56:02,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:56:02,864 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-23 15:56:02,865 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-23 15:56:02,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:56:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:56:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:56:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:56:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-23 15:56:02,866 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-23 15:56:02,866 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:56:02,867 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:56:02,867 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_ioctl [2021-11-23 15:56:02,868 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_ioctl [2021-11-23 15:56:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:56:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:56:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:56:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:56:02,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:56:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:56:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:56:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-23 15:56:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-23 15:56:02,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:56:02,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:56:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:56:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_unlock [2021-11-23 15:56:02,870 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_unlock [2021-11-23 15:56:02,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:56:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:56:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:56:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:56:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-23 15:56:02,872 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-23 15:56:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_data_indication [2021-11-23 15:56:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_data_indication [2021-11-23 15:56:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_disconnected [2021-11-23 15:56:02,873 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_disconnected [2021-11-23 15:56:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:56:02,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2021-11-23 15:56:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:56:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:56:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure x25_asy_connected [2021-11-23 15:56:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_asy_connected [2021-11-23 15:56:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-23 15:56:02,875 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-23 15:56:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-23 15:56:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-23 15:56:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:56:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-23 15:56:02,876 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-23 15:56:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:56:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:56:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-23 15:56:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-23 15:56:03,405 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:56:03,407 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:56:05,016 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:56:05,020 INFO L158 Benchmark]: Toolchain (without parser) took 5093.80ms. Allocated memory was 50.3MB in the beginning and 251.7MB in the end (delta: 201.3MB). Free memory was 26.4MB in the beginning and 150.4MB in the end (delta: -124.0MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,020 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 50.3MB. Free memory was 29.7MB in the beginning and 29.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:56:05,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2429.19ms. Allocated memory was 50.3MB in the beginning and 130.0MB in the end (delta: 79.7MB). Free memory was 26.2MB in the beginning and 63.0MB in the end (delta: -36.8MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.12ms. Allocated memory is still 130.0MB. Free memory was 63.0MB in the beginning and 51.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,023 INFO L158 Benchmark]: Boogie Preprocessor took 214.82ms. Allocated memory was 130.0MB in the beginning and 251.7MB in the end (delta: 121.6MB). Free memory was 51.8MB in the beginning and 188.2MB in the end (delta: -136.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,023 INFO L158 Benchmark]: RCFGBuilder took 2268.30ms. Allocated memory is still 251.7MB. Free memory was 188.2MB in the beginning and 150.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:56:05,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 50.3MB. Free memory was 29.7MB in the beginning and 29.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2429.19ms. Allocated memory was 50.3MB in the beginning and 130.0MB in the end (delta: 79.7MB). Free memory was 26.2MB in the beginning and 63.0MB in the end (delta: -36.8MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.12ms. Allocated memory is still 130.0MB. Free memory was 63.0MB in the beginning and 51.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 214.82ms. Allocated memory was 130.0MB in the beginning and 251.7MB in the end (delta: 121.6MB). Free memory was 51.8MB in the beginning and 188.2MB in the end (delta: -136.4MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2268.30ms. Allocated memory is still 251.7MB. Free memory was 188.2MB in the beginning and 150.4MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. 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 15:56:05,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce6f4a76-2256-4bad-a1a0-ff117f5b20ea/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