./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--can--sja1000--sja1000.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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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--can--sja1000--sja1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:42,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:42,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:42,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:42,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:42,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:42,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:42,275 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:42,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:42,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:42,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:42,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:42,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:42,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:42,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:42,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:42,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:42,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:42,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:42,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:42,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:42,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:42,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:42,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:42,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:42,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:42,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:42,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:42,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:42,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:42,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:42,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:42,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:42,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:42,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:42,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:42,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:42,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:42,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:42,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:42,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:42,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:01:42,387 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:42,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:42,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:42,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:42,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:42,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:42,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:42,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:42,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:42,398 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:42,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:42,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:42,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:42,399 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:42,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:42,400 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:42,400 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:42,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:42,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:42,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:42,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:42,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:42,401 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:42,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:42,402 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:42,402 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a [2021-11-23 15:01:42,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:42,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:42,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:42,766 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:42,767 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:42,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 15:01:42,857 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/49942c7ae/44ffd82fa3e840fd87a2a1fea7dfee46/FLAGecf243335 [2021-11-23 15:01:43,753 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:43,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 15:01:43,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/49942c7ae/44ffd82fa3e840fd87a2a1fea7dfee46/FLAGecf243335 [2021-11-23 15:01:44,210 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/49942c7ae/44ffd82fa3e840fd87a2a1fea7dfee46 [2021-11-23 15:01:44,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:44,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:44,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:44,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:44,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:44,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@391560d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:44, skipping insertion in model container [2021-11-23 15:01:44,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:44" (1/1) ... [2021-11-23 15:01:44,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:44,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:45,150 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 15:01:45,915 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:45,955 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:46,143 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 15:01:46,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:46,614 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:46,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46 WrapperNode [2021-11-23 15:01:46,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:46,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:46,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:46,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:46,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,839 INFO L137 Inliner]: procedures = 141, calls = 724, calls flagged for inlining = 69, calls inlined = 55, statements flattened = 1676 [2021-11-23 15:01:46,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:46,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:46,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:46,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:46,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,932 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:46,966 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:46,966 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:46,966 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:46,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:46" (1/1) ... [2021-11-23 15:01:46,977 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:46,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:47,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:47,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:47,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:47,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2021-11-23 15:01:47,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2021-11-23 15:01:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:01:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:01:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:01:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:01:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-11-23 15:01:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-11-23 15:01:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2021-11-23 15:01:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2021-11-23 15:01:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:01:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:01:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:01:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:01:47,060 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-11-23 15:01:47,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-11-23 15:01:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2021-11-23 15:01:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2021-11-23 15:01:47,061 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:01:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:01:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:01:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:01:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:01:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:01:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:01:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:01:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:01:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:01:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:01:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:01:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 15:01:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 15:01:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:01:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:01:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:01:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:01:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:01:47,066 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:01:47,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2021-11-23 15:01:47,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2021-11-23 15:01:47,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:01:47,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:01:47,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:47,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:47,069 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-11-23 15:01:47,070 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-11-23 15:01:47,483 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:47,486 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:48,318 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:48,323 INFO L158 Benchmark]: Toolchain (without parser) took 4107.75ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 98.2MB in the beginning and 64.8MB in the end (delta: 33.4MB). Peak memory consumption was 89.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,324 INFO L158 Benchmark]: CDTParser took 1.02ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:48,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2397.81ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 97.8MB in the beginning and 84.3MB in the end (delta: 13.6MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 222.91ms. Allocated memory is still 180.4MB. Free memory was 84.3MB in the beginning and 128.7MB in the end (delta: -44.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,327 INFO L158 Benchmark]: Boogie Preprocessor took 125.34ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 118.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,358 INFO L158 Benchmark]: RCFGBuilder took 1355.60ms. Allocated memory is still 180.4MB. Free memory was 118.2MB in the beginning and 64.8MB in the end (delta: 53.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:48,361 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02ms. Allocated memory is still 86.0MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 31.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2397.81ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 97.8MB in the beginning and 84.3MB in the end (delta: 13.6MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 222.91ms. Allocated memory is still 180.4MB. Free memory was 84.3MB in the beginning and 128.7MB in the end (delta: -44.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 125.34ms. Allocated memory is still 180.4MB. Free memory was 128.7MB in the beginning and 118.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1355.60ms. Allocated memory is still 180.4MB. Free memory was 118.2MB in the beginning and 64.8MB in the end (delta: 53.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:48,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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--can--sja1000--sja1000.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:50,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:50,970 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:51,027 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:51,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:51,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:51,034 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:51,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:51,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:51,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:51,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:51,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:51,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:51,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:51,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:51,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:51,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:51,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:51,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:51,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:51,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:51,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:51,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:51,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:51,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:51,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:51,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:51,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:51,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:51,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:51,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:51,105 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:51,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:51,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:51,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:51,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:51,111 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:51,111 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:51,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:51,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:51,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:51,115 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:01:51,157 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:51,157 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:51,159 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:51,159 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:51,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:51,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:51,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:51,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:51,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:51,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:51,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:51,163 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:51,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:51,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:51,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:51,164 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:51,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:51,165 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:51,165 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:51,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:51,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:51,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:51,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:51,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:51,166 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:51,167 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:51,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:51,167 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:51,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:51,168 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a [2021-11-23 15:01:51,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:51,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:51,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:51,619 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:51,620 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:51,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 15:01:51,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/a3338b8b5/ff65c47353d146c78952a5a099005c78/FLAG2f66e3890 [2021-11-23 15:01:52,557 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:52,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i [2021-11-23 15:01:52,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/a3338b8b5/ff65c47353d146c78952a5a099005c78/FLAG2f66e3890 [2021-11-23 15:01:53,111 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/data/a3338b8b5/ff65c47353d146c78952a5a099005c78 [2021-11-23 15:01:53,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:53,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:53,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:53,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:53,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:53,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6016719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:53, skipping insertion in model container [2021-11-23 15:01:53,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:53" (1/1) ... [2021-11-23 15:01:53,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:53,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:53,996 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 15:01:54,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:54,514 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:54,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:54,683 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 15:01:54,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:54,805 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:55,005 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_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--can--sja1000--sja1000.ko-entry_point.cil.out.i[152066,152079] [2021-11-23 15:01:55,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:55,471 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:55,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55 WrapperNode [2021-11-23 15:01:55,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:55,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:55,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:55,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:55,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,607 INFO L137 Inliner]: procedures = 148, calls = 724, calls flagged for inlining = 69, calls inlined = 55, statements flattened = 1626 [2021-11-23 15:01:55,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:55,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:55,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:55,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:55,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:55,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:55,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:55,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:55,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,787 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:55,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:55,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:55,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:01:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:01:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:01:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:01:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:01:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2021-11-23 15:01:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2021-11-23 15:01:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-23 15:01:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-23 15:01:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-23 15:01:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-23 15:01:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2021-11-23 15:01:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2021-11-23 15:01:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2021-11-23 15:01:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2021-11-23 15:01:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:01:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:01:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 15:01:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 15:01:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:01:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:01:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2021-11-23 15:01:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2021-11-23 15:01:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 15:01:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 15:01:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 15:01:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 15:01:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:01:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:01:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 15:01:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 15:01:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2021-11-23 15:01:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2021-11-23 15:01:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-23 15:01:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-23 15:01:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 15:01:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:01:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:01:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:01:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:01:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 15:01:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 15:01:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:55,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:01:55,871 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:01:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:01:55,871 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 15:01:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 15:01:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 15:01:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 15:01:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2021-11-23 15:01:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2021-11-23 15:01:55,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:01:55,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:01:55,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:55,873 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-11-23 15:01:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-11-23 15:01:56,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:56,347 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:11,000 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:11,005 INFO L158 Benchmark]: Toolchain (without parser) took 17887.82ms. Allocated memory was 54.5MB in the beginning and 180.4MB in the end (delta: 125.8MB). Free memory was 34.2MB in the beginning and 108.8MB in the end (delta: -74.5MB). Peak memory consumption was 116.0MB. Max. memory is 16.1GB. [2021-11-23 15:02:11,006 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 54.5MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:11,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2352.03ms. Allocated memory was 54.5MB in the beginning and 180.4MB in the end (delta: 125.8MB). Free memory was 34.1MB in the beginning and 77.5MB in the end (delta: -43.4MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:11,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 135.31ms. Allocated memory is still 180.4MB. Free memory was 77.5MB in the beginning and 67.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:11,008 INFO L158 Benchmark]: Boogie Preprocessor took 169.83ms. Allocated memory is still 180.4MB. Free memory was 67.0MB in the beginning and 120.1MB in the end (delta: -53.0MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-23 15:02:11,009 INFO L158 Benchmark]: RCFGBuilder took 15223.89ms. Allocated memory is still 180.4MB. Free memory was 120.1MB in the beginning and 108.8MB in the end (delta: 11.3MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:11,012 INFO L339 ainManager$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 54.5MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2352.03ms. Allocated memory was 54.5MB in the beginning and 180.4MB in the end (delta: 125.8MB). Free memory was 34.1MB in the beginning and 77.5MB in the end (delta: -43.4MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 135.31ms. Allocated memory is still 180.4MB. Free memory was 77.5MB in the beginning and 67.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 169.83ms. Allocated memory is still 180.4MB. Free memory was 67.0MB in the beginning and 120.1MB in the end (delta: -53.0MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * RCFGBuilder took 15223.89ms. Allocated memory is still 180.4MB. Free memory was 120.1MB in the beginning and 108.8MB in the end (delta: 11.3MB). Peak memory consumption was 76.3MB. 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 15:02:11,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6230ccb7-2b37-43d2-bf1b-7ad25d725a0d/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