./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.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 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:06:57,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:06:57,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:06:57,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:06:57,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:06:57,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:06:57,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:06:57,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:06:57,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:06:57,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:06:57,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:06:57,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:06:57,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:06:57,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:06:57,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:06:57,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:06:57,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:06:57,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:06:57,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:06:57,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:06:57,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:06:57,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:06:57,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:06:57,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:06:57,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:06:57,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:06:57,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:06:57,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:06:57,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:06:57,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:06:57,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:06:57,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:06:57,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:06:57,602 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:06:57,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:06:57,603 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:06:57,604 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:06:57,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:06:57,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:06:57,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:06:57,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:06:57,606 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:06:57,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:06:57,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:06:57,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:06:57,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:06:57,633 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:06:57,634 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:06:57,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:06:57,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:06:57,634 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:06:57,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:06:57,635 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:06:57,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:06:57,635 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:06:57,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:06:57,636 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:06:57,637 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:06:57,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:06:57,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:06:57,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:06:57,637 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:06:57,637 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:06:57,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:06:57,638 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:06:57,638 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:06:57,638 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:06:57,638 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:06:57,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 [2021-12-15 13:06:57,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:06:57,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:06:57,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:06:57,853 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:06:57,853 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:06:57,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2021-12-15 13:06:57,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0290fdfc2/a0e201dd1b2346dbb04e42410da1267a/FLAGb46ade284 [2021-12-15 13:06:58,462 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:06:58,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2021-12-15 13:06:58,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0290fdfc2/a0e201dd1b2346dbb04e42410da1267a/FLAGb46ade284 [2021-12-15 13:06:58,900 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0290fdfc2/a0e201dd1b2346dbb04e42410da1267a [2021-12-15 13:06:58,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:06:58,904 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:06:58,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:58,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:06:58,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:06:58,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:58" (1/1) ... [2021-12-15 13:06:58,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25846197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:58, skipping insertion in model container [2021-12-15 13:06:58,909 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:06:58" (1/1) ... [2021-12-15 13:06:58,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:06:58,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:06:59,435 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2021-12-15 13:06:59,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:59,696 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:06:59,784 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2021-12-15 13:06:59,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:06:59,879 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:06:59,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59 WrapperNode [2021-12-15 13:06:59,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:06:59,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:59,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:06:59,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:06:59,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:06:59,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:06:59,973 INFO L137 Inliner]: procedures = 88, calls = 403, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1034 [2021-12-15 13:06:59,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:06:59,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:06:59,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:06:59,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:06:59,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:06:59,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:07:00,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:07:00,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:07:00,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:07:00,099 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:06:59" (1/1) ... [2021-12-15 13:07:00,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:00,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:07:00,157 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 13:07:00,189 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 13:07:00,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-12-15 13:07:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-12-15 13:07:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:07:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure load_pkt [2021-12-15 13:07:00,206 INFO L138 BoogieDeclarations]: Found implementation of procedure load_pkt [2021-12-15 13:07:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:07:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:07:00,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:07:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:07:00,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:07:00,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:07:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:07:00,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:07:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:07:00,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:07:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-12-15 13:07:00,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-12-15 13:07:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:07:00,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:07:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-15 13:07:00,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-15 13:07:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2021-12-15 13:07:00,209 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2021-12-15 13:07:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-15 13:07:00,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-15 13:07:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:07:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:07:00,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:07:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-15 13:07:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-15 13:07:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:07:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:07:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:07:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:07:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-12-15 13:07:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-12-15 13:07:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:07:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:07:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:07:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-15 13:07:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-15 13:07:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:07:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:07:00,492 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:07:00,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:07:00,758 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:07:00,761 INFO L158 Benchmark]: Toolchain (without parser) took 1856.94ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 78.0MB in the beginning and 77.9MB in the end (delta: 113.7kB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,762 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:07:00,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 976.36ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 77.6MB in the beginning and 87.4MB in the end (delta: -9.8MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.02ms. Allocated memory is still 132.1MB. Free memory was 86.8MB in the beginning and 80.3MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,763 INFO L158 Benchmark]: Boogie Preprocessor took 113.59ms. Allocated memory is still 132.1MB. Free memory was 80.3MB in the beginning and 72.1MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,764 INFO L158 Benchmark]: RCFGBuilder took 670.79ms. Allocated memory is still 132.1MB. Free memory was 72.1MB in the beginning and 77.9MB in the end (delta: -5.7MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2021-12-15 13:07:00,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 976.36ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 77.6MB in the beginning and 87.4MB in the end (delta: -9.8MB). Peak memory consumption was 65.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.02ms. Allocated memory is still 132.1MB. Free memory was 86.8MB in the beginning and 80.3MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.59ms. Allocated memory is still 132.1MB. Free memory was 80.3MB in the beginning and 72.1MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 670.79ms. Allocated memory is still 132.1MB. Free memory was 72.1MB in the beginning and 77.9MB in the end (delta: -5.7MB). Peak memory consumption was 27.9MB. 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 13:07:00,800 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 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.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 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:07:02,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:07:02,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:07:02,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:07:02,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:07:02,761 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:07:02,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:07:02,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:07:02,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:07:02,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:07:02,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:07:02,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:07:02,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:07:02,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:07:02,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:07:02,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:07:02,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:07:02,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:07:02,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:07:02,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:07:02,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:07:02,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:07:02,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:07:02,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:07:02,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:07:02,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:07:02,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:07:02,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:07:02,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:07:02,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:07:02,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:07:02,806 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:07:02,807 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:07:02,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:07:02,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:07:02,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:07:02,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:07:02,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:07:02,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:07:02,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:07:02,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:07:02,812 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:07:02,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:07:02,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:07:02,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:07:02,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:07:02,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:07:02,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:07:02,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:07:02,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:07:02,842 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:07:02,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:07:02,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:07:02,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:07:02,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:07:02,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:07:02,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:07:02,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:07:02,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:02,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:07:02,845 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:07:02,846 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:07:02,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:07:02,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:07:02,846 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:07:02,846 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:07:02,846 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 [2021-12-15 13:07:03,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:07:03,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:07:03,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:07:03,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:07:03,151 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:07:03,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2021-12-15 13:07:03,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba623def/99b6f56dcd064c1f922803be2969e2bb/FLAG2a1d14f08 [2021-12-15 13:07:03,732 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:07:03,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2021-12-15 13:07:03,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba623def/99b6f56dcd064c1f922803be2969e2bb/FLAG2a1d14f08 [2021-12-15 13:07:04,254 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dba623def/99b6f56dcd064c1f922803be2969e2bb [2021-12-15 13:07:04,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:07:04,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:07:04,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:04,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:07:04,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:07:04,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:04" (1/1) ... [2021-12-15 13:07:04,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ddbb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:04, skipping insertion in model container [2021-12-15 13:07:04,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:07:04" (1/1) ... [2021-12-15 13:07:04,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:07:04,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:07:04,856 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2021-12-15 13:07:05,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:05,080 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:07:05,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:07:05,177 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2021-12-15 13:07:05,285 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:05,292 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:07:05,404 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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2021-12-15 13:07:05,467 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:07:05,491 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:07:05,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05 WrapperNode [2021-12-15 13:07:05,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:07:05,493 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:05,493 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:07:05,493 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:07:05,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,587 INFO L137 Inliner]: procedures = 101, calls = 403, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1016 [2021-12-15 13:07:05,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:07:05,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:07:05,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:07:05,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:07:05,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,680 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:07:05,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:07:05,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:07:05,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:07:05,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:07:05" (1/1) ... [2021-12-15 13:07:05,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:07:05,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:07:05,768 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 13:07:05,787 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 13:07:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure load_pkt [2021-12-15 13:07:05,799 INFO L138 BoogieDeclarations]: Found implementation of procedure load_pkt [2021-12-15 13:07:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:07:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:07:05,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:07:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:07:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:07:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:07:05,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:07:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:07:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:07:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:07:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:07:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:07:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-12-15 13:07:05,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-12-15 13:07:05,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-12-15 13:07:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-12-15 13:07:05,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-15 13:07:05,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:07:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:07:05,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:07:05,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:07:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:07:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-12-15 13:07:05,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-12-15 13:07:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:07:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:07:05,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:07:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:07:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:07:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:07:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:07:05,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-15 13:07:05,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:07:05,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:07:05,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:07:05,807 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2021-12-15 13:07:05,807 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2021-12-15 13:07:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-15 13:07:05,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-15 13:07:05,808 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-15 13:07:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-15 13:07:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:07:05,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-15 13:07:05,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-15 13:07:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-15 13:07:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-15 13:07:05,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:07:05,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:07:06,125 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:07:06,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:07:07,194 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:07:07,197 INFO L158 Benchmark]: Toolchain (without parser) took 2939.85ms. Allocated memory was 65.0MB in the beginning and 153.1MB in the end (delta: 88.1MB). Free memory was 37.6MB in the beginning and 72.1MB in the end (delta: -34.5MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2021-12-15 13:07:07,198 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.8MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:07:07,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.96ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 37.4MB in the beginning and 36.7MB in the end (delta: 665.4kB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2021-12-15 13:07:07,199 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.05ms. Allocated memory is still 92.3MB. Free memory was 36.7MB in the beginning and 29.7MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 13:07:07,199 INFO L158 Benchmark]: Boogie Preprocessor took 113.34ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 101.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:07:07,199 INFO L158 Benchmark]: RCFGBuilder took 1471.55ms. Allocated memory is still 153.1MB. Free memory was 101.4MB in the beginning and 72.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 13:07:07,201 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 45.8MB in the end (delta: 32.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.96ms. Allocated memory was 65.0MB in the beginning and 92.3MB in the end (delta: 27.3MB). Free memory was 37.4MB in the beginning and 36.7MB in the end (delta: 665.4kB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.05ms. Allocated memory is still 92.3MB. Free memory was 36.7MB in the beginning and 29.7MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.34ms. Allocated memory is still 153.1MB. Free memory was 109.8MB in the beginning and 101.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1471.55ms. Allocated memory is still 153.1MB. Free memory was 101.4MB in the beginning and 72.1MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. 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. [2021-12-15 13:07:07,270 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