./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 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:06:43,041 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:06:43,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:06:43,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:06:43,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:06:43,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:06:43,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:06:43,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:06:43,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:06:43,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:06:43,103 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:06:43,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:06:43,105 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:06:43,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:06:43,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:06:43,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:06:43,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:06:43,121 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:06:43,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:06:43,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:06:43,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:06:43,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:06:43,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:06:43,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:06:43,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:06:43,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:06:43,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:06:43,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:06:43,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:06:43,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:06:43,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:06:43,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:06:43,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:06:43,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:06:43,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:06:43,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:06:43,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:06:43,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:06:43,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:06:43,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:06:43,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:06:43,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:06:43,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:06:43,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:06:43,162 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:06:43,162 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:06:43,163 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:06:43,163 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:06:43,164 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:06:43,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:06:43,164 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:06:43,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:06:43,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:06:43,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:06:43,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:06:43,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:43,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:06:43,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:06:43,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:06:43,167 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:06:43,167 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:06:43,167 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:06:43,167 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:06:43,167 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a [2021-12-15 13:06:43,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:06:43,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:06:43,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:06:43,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:06:43,399 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:06:43,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-12-15 13:06:43,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0225d823a/2cea94745e1644868d5642c090e062b8/FLAG8fe84a984 [2021-12-15 13:06:43,989 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:06:43,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-12-15 13:06:44,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0225d823a/2cea94745e1644868d5642c090e062b8/FLAG8fe84a984 [2021-12-15 13:06:44,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0225d823a/2cea94745e1644868d5642c090e062b8 [2021-12-15 13:06:44,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:06:44,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:06:44,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:44,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:06:44,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:06:44,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:44" (1/1) ... [2021-12-15 13:06:44,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7ac11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:44, skipping insertion in model container [2021-12-15 13:06:44,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:44" (1/1) ... [2021-12-15 13:06:44,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:06:44,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:44,789 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2021-12-15 13:06:45,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:45,287 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:06:45,357 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2021-12-15 13:06:45,562 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:45,599 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:06:45,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45 WrapperNode [2021-12-15 13:06:45,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:45,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:45,602 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:06:45,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:06:45,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,719 INFO L137 Inliner]: procedures = 141, calls = 724, calls flagged for inlining = 69, calls inlined = 55, statements flattened = 1676 [2021-12-15 13:06:45,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:45,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:06:45,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:06:45,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:06:45,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,823 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,833 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:06:45,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:06:45,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:06:45,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:06:45,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:45" (1/1) ... [2021-12-15 13:06:45,849 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:45,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:06:45,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:06:45,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:06:45,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:06:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:06:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2021-12-15 13:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2021-12-15 13:06:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:06:45,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-15 13:06:45,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-15 13:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-12-15 13:06:45,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u8~0~TO~VOID [2021-12-15 13:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:06:45,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2021-12-15 13:06:45,912 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2021-12-15 13:06:45,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:06:45,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:06:45,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:06:45,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:06:45,913 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-12-15 13:06:45,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u8~0 [2021-12-15 13:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:06:45,914 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2021-12-15 13:06:45,914 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2021-12-15 13:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:06:45,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:06:45,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:06:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-12-15 13:06:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-12-15 13:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:06:45,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:06:45,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:06:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:06:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:06:45,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:06:45,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:45,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:06:45,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-12-15 13:06:45,917 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:06:45,917 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-15 13:06:45,918 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-15 13:06:45,918 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:06:45,918 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:06:45,918 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-12-15 13:06:45,918 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-12-15 13:06:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:06:45,919 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2021-12-15 13:06:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2021-12-15 13:06:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:06:45,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:06:45,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:06:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:06:45,921 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-12-15 13:06:45,921 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-12-15 13:06:46,256 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:06:46,258 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:06:46,725 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:06:46,729 INFO L158 Benchmark]: Toolchain (without parser) took 2497.20ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 86.5MB in the beginning and 78.1MB in the end (delta: 8.3MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2021-12-15 13:06:46,729 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:06:46,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1357.97ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 86.5MB in the beginning and 95.9MB in the end (delta: -9.4MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2021-12-15 13:06:46,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.67ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 84.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:06:46,730 INFO L158 Benchmark]: Boogie Preprocessor took 113.34ms. Allocated memory is still 176.2MB. Free memory was 84.3MB in the beginning and 73.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:06:46,730 INFO L158 Benchmark]: RCFGBuilder took 893.61ms. Allocated memory is still 176.2MB. Free memory was 73.8MB in the beginning and 79.2MB in the end (delta: -5.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-12-15 13:06:46,732 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1357.97ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 86.5MB in the beginning and 95.9MB in the end (delta: -9.4MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.67ms. Allocated memory is still 176.2MB. Free memory was 95.9MB in the beginning and 84.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.34ms. Allocated memory is still 176.2MB. Free memory was 84.3MB in the beginning and 73.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 893.61ms. Allocated memory is still 176.2MB. Free memory was 73.8MB in the beginning and 79.2MB in the end (delta: -5.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:06:46,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:06:48,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:06:48,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:06:48,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:06:48,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:06:48,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:06:48,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:06:48,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:06:48,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:06:48,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:06:48,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:06:48,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:06:48,538 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:06:48,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:06:48,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:06:48,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:06:48,546 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:06:48,547 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:06:48,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:06:48,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:06:48,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:06:48,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:06:48,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:06:48,557 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:06:48,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:06:48,560 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:06:48,560 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:06:48,561 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:06:48,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:06:48,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:06:48,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:06:48,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:06:48,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:06:48,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:06:48,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:06:48,566 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:06:48,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:06:48,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:06:48,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:06:48,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:06:48,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:06:48,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:06:48,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:06:48,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:06:48,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:06:48,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:06:48,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:06:48,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:06:48,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:06:48,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:06:48,603 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:06:48,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:06:48,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:06:48,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:06:48,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:06:48,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:06:48,604 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:06:48,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:06:48,605 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:06:48,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:06:48,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:06:48,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:06:48,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:48,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:06:48,606 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:06:48,607 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:06:48,607 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:06:48,607 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:06:48,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:06:48,607 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:06:48,608 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:06:48,608 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e0b4bb78430cd3ff87fa852dcd49e649016647ef60f492a14a048040c1b0a8a [2021-12-15 13:06:48,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:06:48,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:06:48,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:06:48,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:06:48,902 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:06:48,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-12-15 13:06:48,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412736217/ba95b72806324641bbeb334080276230/FLAG8d2cefde3 [2021-12-15 13:06:49,527 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:06:49,528 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-12-15 13:06:49,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412736217/ba95b72806324641bbeb334080276230/FLAG8d2cefde3 [2021-12-15 13:06:49,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/412736217/ba95b72806324641bbeb334080276230 [2021-12-15 13:06:49,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:06:49,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:06:49,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:49,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:06:49,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:06:49,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:49" (1/1) ... [2021-12-15 13:06:49,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a366875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:49, skipping insertion in model container [2021-12-15 13:06:49,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:49" (1/1) ... [2021-12-15 13:06:49,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:06:50,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:50,582 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2021-12-15 13:06:51,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:51,097 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:06:51,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:51,191 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2021-12-15 13:06:51,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:51,312 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:06:51,393 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/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] [2021-12-15 13:06:51,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:51,672 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:06:51,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51 WrapperNode [2021-12-15 13:06:51,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:51,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:51,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:06:51,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:06:51,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,768 INFO L137 Inliner]: procedures = 148, calls = 724, calls flagged for inlining = 69, calls inlined = 55, statements flattened = 1626 [2021-12-15 13:06:51,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:51,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:06:51,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:06:51,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:06:51,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:06:51,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:06:51,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:06:51,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:06:51,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:51" (1/1) ... [2021-12-15 13:06:51,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:51,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:06:51,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:06:51,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:06:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:06:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:06:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:06:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:06:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:06:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:06:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_write_cmdreg [2021-12-15 13:06:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_write_cmdreg [2021-12-15 13:06:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-15 13:06:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-15 13:06:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-15 13:06:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-15 13:06:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:06:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:06:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2021-12-15 13:06:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~~u8~0~TO~VOID [2021-12-15 13:06:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure set_reset_mode [2021-12-15 13:06:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure set_reset_mode [2021-12-15 13:06:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:06:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:06:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:06:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:06:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:06:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:06:51,951 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_is_absent [2021-12-15 13:06:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_is_absent [2021-12-15 13:06:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-15 13:06:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-15 13:06:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:06:51,952 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:06:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:06:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-12-15 13:06:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-12-15 13:06:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:06:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-15 13:06:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-15 13:06:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:06:51,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:06:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2021-12-15 13:06:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~~u8~0 [2021-12-15 13:06:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-15 13:06:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-15 13:06:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:06:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:06:51,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:06:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:06:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:06:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:06:51,955 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-12-15 13:06:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-12-15 13:06:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:06:51,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:06:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:06:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:06:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:06:51,957 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-15 13:06:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-15 13:06:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-15 13:06:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-15 13:06:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-12-15 13:06:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-12-15 13:06:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure sja1000_start [2021-12-15 13:06:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure sja1000_start [2021-12-15 13:06:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:06:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:06:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:06:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:06:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure can_change_mtu [2021-12-15 13:06:51,959 INFO L138 BoogieDeclarations]: Found implementation of procedure can_change_mtu [2021-12-15 13:06:52,310 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:06:52,312 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:07:00,418 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:07:00,421 INFO L158 Benchmark]: Toolchain (without parser) took 10433.96ms. Allocated memory was 56.6MB in the beginning and 176.2MB in the end (delta: 119.5MB). Free memory was 35.4MB in the beginning and 66.2MB in the end (delta: -30.8MB). Peak memory consumption was 93.6MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,422 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:07:00,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1685.28ms. Allocated memory was 56.6MB in the beginning and 146.8MB in the end (delta: 90.2MB). Free memory was 35.3MB in the beginning and 90.7MB in the end (delta: -55.4MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.02ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 80.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,423 INFO L158 Benchmark]: Boogie Preprocessor took 108.01ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,423 INFO L158 Benchmark]: RCFGBuilder took 8542.11ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 68.6MB in the beginning and 66.2MB in the end (delta: 2.4MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 37.6MB in the beginning and 37.6MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1685.28ms. Allocated memory was 56.6MB in the beginning and 146.8MB in the end (delta: 90.2MB). Free memory was 35.3MB in the beginning and 90.7MB in the end (delta: -55.4MB). Peak memory consumption was 85.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.02ms. Allocated memory is still 146.8MB. Free memory was 90.7MB in the beginning and 80.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.01ms. Allocated memory is still 146.8MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8542.11ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 68.6MB in the beginning and 66.2MB in the end (delta: 2.4MB). Peak memory consumption was 37.0MB. 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. [2021-12-15 13:07:00,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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