./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:08,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:08,608 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:08,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:08,676 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:08,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:08,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:08,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:08,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:08,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:08,701 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:08,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:08,705 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:08,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:08,711 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:08,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:08,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:08,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:08,728 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:08,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:08,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:08,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:08,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:08,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:08,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:08,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:08,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:08,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:08,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:08,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:08,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:08,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:08,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:08,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:08,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:08,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:08,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:08,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:08,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:08,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:08,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:08,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:30:08,837 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:08,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:08,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:08,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:08,841 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:08,841 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:08,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:08,842 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:30:08,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:08,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:08,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:08,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:08,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:08,853 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:08,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:08,853 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:08,853 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:08,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:08,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:08,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:08,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:08,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:08,855 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:30:08,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:30:08,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:08,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 [2021-11-23 15:30:09,205 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:09,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:09,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:09,269 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:09,274 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:09,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/../../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 [2021-11-23 15:30:09,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9a9847150/2990f799a29b4b1394a61a9f13326221/FLAG32cb3a8a4 [2021-11-23 15:30:10,294 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:10,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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 [2021-11-23 15:30:10,340 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9a9847150/2990f799a29b4b1394a61a9f13326221/FLAG32cb3a8a4 [2021-11-23 15:30:10,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9a9847150/2990f799a29b4b1394a61a9f13326221 [2021-11-23 15:30:10,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:10,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:10,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:10,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:10,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:10,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:10" (1/1) ... [2021-11-23 15:30:10,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a130303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:10, skipping insertion in model container [2021-11-23 15:30:10,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:10" (1/1) ... [2021-11-23 15:30:10,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:10,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:11,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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] [2021-11-23 15:30:12,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:12,300 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:12,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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] [2021-11-23 15:30:12,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:12,644 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:12,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12 WrapperNode [2021-11-23 15:30:12,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:12,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:12,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:12,647 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:12,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:12,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:12,875 INFO L137 Inliner]: procedures = 88, calls = 403, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1034 [2021-11-23 15:30:12,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:12,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:12,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:12,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:12,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:12,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:12,919 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:12,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:13,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:13,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:13,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:13,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:13,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:13,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:13,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:13,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:12" (1/1) ... [2021-11-23 15:30:13,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:13,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:13,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:13,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:30:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:30:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure load_pkt [2021-11-23 15:30:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure load_pkt [2021-11-23 15:30:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:30:13,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:30:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:30:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:30:13,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:30:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:30:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:30:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:30:13,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:30:13,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:30:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:30:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:30:13,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:30:13,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:30:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 15:30:13,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 15:30:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:30:13,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2021-11-23 15:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2021-11-23 15:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:30:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:30:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:30:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:30:13,215 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:30:13,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:30:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:30:13,216 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:30:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:30:13,216 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 15:30:13,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 15:30:13,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:30:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:30:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:30:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:30:13,218 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:30:13,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:13,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:13,653 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:13,655 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:14,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:14,151 INFO L158 Benchmark]: Toolchain (without parser) took 3366.92ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 66.3MB in the beginning and 80.3MB in the end (delta: -14.0MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:14,152 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:14,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1861.00ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 66.1MB in the beginning and 56.5MB in the end (delta: 9.6MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:14,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 234.08ms. Allocated memory is still 130.0MB. Free memory was 56.5MB in the beginning and 81.3MB in the end (delta: -24.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-23 15:30:14,159 INFO L158 Benchmark]: Boogie Preprocessor took 205.53ms. Allocated memory is still 130.0MB. Free memory was 81.3MB in the beginning and 73.7MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:14,163 INFO L158 Benchmark]: RCFGBuilder took 1060.00ms. Allocated memory is still 130.0MB. Free memory was 73.5MB in the beginning and 80.3MB in the end (delta: -6.8MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:14,167 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 90.2MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1861.00ms. Allocated memory was 90.2MB in the beginning and 130.0MB in the end (delta: 39.8MB). Free memory was 66.1MB in the beginning and 56.5MB in the end (delta: 9.6MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 234.08ms. Allocated memory is still 130.0MB. Free memory was 56.5MB in the beginning and 81.3MB in the end (delta: -24.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 205.53ms. Allocated memory is still 130.0MB. Free memory was 81.3MB in the beginning and 73.7MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1060.00ms. Allocated memory is still 130.0MB. Free memory was 73.5MB in the beginning and 80.3MB in the end (delta: -6.8MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:14,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/KojakReach.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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:17,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:17,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:17,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:17,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:17,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:17,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:17,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:17,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:17,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:17,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:17,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:17,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:17,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:17,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:17,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:17,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:17,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:17,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:17,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:17,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:17,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:17,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:17,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:17,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:17,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:17,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:17,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:17,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:17,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:17,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:17,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:17,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:17,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:17,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:17,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:17,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:17,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:17,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:17,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:17,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:17,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:30:17,532 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:17,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:17,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:17,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:17,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:17,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:17,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:17,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:17,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:17,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:17,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:17,539 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:17,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:17,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:17,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:17,540 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:17,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:17,540 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:17,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:17,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:17,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:17,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:17,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:17,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:17,542 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:17,542 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:17,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:17,543 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:17,543 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:17,543 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 [2021-11-23 15:30:18,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:18,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:18,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:18,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:18,124 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:18,125 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/../../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 [2021-11-23 15:30:18,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9ff12f872/f5ca772637804c7889a5d2ea46617674/FLAGe139f5d09 [2021-11-23 15:30:19,318 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:19,319 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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 [2021-11-23 15:30:19,372 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9ff12f872/f5ca772637804c7889a5d2ea46617674/FLAGe139f5d09 [2021-11-23 15:30:19,657 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/data/9ff12f872/f5ca772637804c7889a5d2ea46617674 [2021-11-23 15:30:19,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:19,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:19,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:19,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:19,670 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:19,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:19" (1/1) ... [2021-11-23 15:30:19,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe14622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:19, skipping insertion in model container [2021-11-23 15:30:19,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:19" (1/1) ... [2021-11-23 15:30:19,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:19,853 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:20,739 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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] [2021-11-23 15:30:21,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:21,309 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:30:21,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:21,589 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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] [2021-11-23 15:30:21,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:21,801 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:22,033 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/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] [2021-11-23 15:30:22,155 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:22,198 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:22,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22 WrapperNode [2021-11-23 15:30:22,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:22,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:22,201 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:22,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:22,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,391 INFO L137 Inliner]: procedures = 101, calls = 403, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1016 [2021-11-23 15:30:22,392 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:22,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:22,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:22,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:22,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,571 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:22,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:22,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:22,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:22,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:22" (1/1) ... [2021-11-23 15:30:22,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:22,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:22,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:22,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure load_pkt [2021-11-23 15:30:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure load_pkt [2021-11-23 15:30:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:30:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:30:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:30:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:30:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:30:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:30:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:30:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:30:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:30:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:30:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:30:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:30:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 15:30:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 15:30:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:30:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~X~$Pointer$~X~C_INT~TO~VOID [2021-11-23 15:30:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:30:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:30:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:30:22,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:30:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:30:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:30:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:30:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:30:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:30:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:30:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:30:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2021-11-23 15:30:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2021-11-23 15:30:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:30:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:30:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:30:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:30:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:30:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:30:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-23 15:30:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-23 15:30:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:30:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:30:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:30:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:30:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:30:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:30:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:30:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2021-11-23 15:30:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2021-11-23 15:30:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:30:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:30:22,780 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 15:30:22,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 15:30:22,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:30:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:30:22,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:30:22,782 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-23 15:30:22,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-23 15:30:22,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:23,286 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:23,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:24,880 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:24,885 INFO L158 Benchmark]: Toolchain (without parser) took 5221.43ms. Allocated memory was 62.9MB in the beginning and 136.3MB in the end (delta: 73.4MB). Free memory was 35.3MB in the beginning and 56.9MB in the end (delta: -21.6MB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2021-11-23 15:30:24,886 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:24,886 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2534.88ms. Allocated memory was 62.9MB in the beginning and 136.3MB in the end (delta: 73.4MB). Free memory was 35.0MB in the beginning and 70.6MB in the end (delta: -35.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2021-11-23 15:30:24,887 INFO L158 Benchmark]: Boogie Procedure Inliner took 191.62ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 63.7MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:24,887 INFO L158 Benchmark]: Boogie Preprocessor took 260.29ms. Allocated memory is still 136.3MB. Free memory was 63.7MB in the beginning and 86.3MB in the end (delta: -22.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-11-23 15:30:24,888 INFO L158 Benchmark]: RCFGBuilder took 2229.09ms. Allocated memory is still 136.3MB. Free memory was 86.3MB in the beginning and 56.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:30:24,892 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2534.88ms. Allocated memory was 62.9MB in the beginning and 136.3MB in the end (delta: 73.4MB). Free memory was 35.0MB in the beginning and 70.6MB in the end (delta: -35.5MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 191.62ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 63.7MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 260.29ms. Allocated memory is still 136.3MB. Free memory was 63.7MB in the beginning and 86.3MB in the end (delta: -22.7MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2229.09ms. Allocated memory is still 136.3MB. Free memory was 86.3MB in the beginning and 56.9MB 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. [2021-11-23 15:30:24,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c784368-5e3f-4ebd-b7fc-78785e486da4/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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