./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.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_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:00,081 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:00,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:00,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:00,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:00,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:00,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:00,127 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:00,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:00,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:00,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:00,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:00,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:00,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:00,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:00,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:00,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:00,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:00,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:00,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:00,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:00,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:00,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:00,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:00,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:00,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:00,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:00,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:00,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:00,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:00,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:00,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:00,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:00,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:00,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:00,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:00,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:00,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:00,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:00,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:00,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:00,203 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:02:00,251 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:00,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:00,252 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:00,252 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:00,253 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:00,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:00,260 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:00,261 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:00,261 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:00,261 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:02:00,262 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:00,263 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:00,263 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:02:00,263 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:02:00,263 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:00,264 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:02:00,264 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:02:00,264 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:02:00,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:00,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:02:00,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:00,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:00,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:00,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:00,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:00,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:00,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:00,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:00,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:00,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:00,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:00,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:00,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:00,271 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:02:00,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:02:00,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:00,272 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:00,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:00,272 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 [2021-11-23 17:02:00,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:00,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:00,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:00,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:00,583 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:00,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 17:02:00,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/d444f1812/30b3098c4f864e199e52d10f7a9aa748/FLAG86f4585aa [2021-11-23 17:02:01,517 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:01,517 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 17:02:01,583 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/d444f1812/30b3098c4f864e199e52d10f7a9aa748/FLAG86f4585aa [2021-11-23 17:02:02,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/d444f1812/30b3098c4f864e199e52d10f7a9aa748 [2021-11-23 17:02:02,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:02,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:02,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:02,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:02,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:02,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:02" (1/1) ... [2021-11-23 17:02:02,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60be7b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:02, skipping insertion in model container [2021-11-23 17:02:02,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:02" (1/1) ... [2021-11-23 17:02:02,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:02,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:03,194 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_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 17:02:03,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:03,802 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:03,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 17:02:04,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:04,242 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:04,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04 WrapperNode [2021-11-23 17:02:04,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:04,244 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:04,244 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:04,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:04,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,470 INFO L137 Inliner]: procedures = 175, calls = 797, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 2205 [2021-11-23 17:02:04,471 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:04,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:04,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:04,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:04,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:04,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:04,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:04,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:04,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:04" (1/1) ... [2021-11-23 17:02:04,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:04,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:04,756 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:04,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 17:02:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 17:02:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 17:02:04,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 17:02:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 17:02:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 17:02:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_15 [2021-11-23 17:02:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_15 [2021-11-23 17:02:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:02:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 17:02:04,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 17:02:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 17:02:04,811 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 17:02:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:02:04,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:02:04,811 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:02:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 17:02:04,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 17:02:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 17:02:04,812 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 17:02:04,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 17:02:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 17:02:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:02:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:02:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:04,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:04,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 17:02:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 17:02:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_read_bulk_callback [2021-11-23 17:02:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_read_bulk_callback [2021-11-23 17:02:04,814 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 17:02:04,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 17:02:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 17:02:04,815 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 17:02:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:02:04,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:02:04,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:02:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:02:04,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:02:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:02:04,816 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:02:04,816 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:02:04,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:02:04,817 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:02:04,818 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:02:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 17:02:04,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 17:02:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-11-23 17:02:04,821 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-11-23 17:02:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:02:04,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:02:04,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:04,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:04,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:02:04,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:02:04,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 17:02:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 17:02:04,825 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 17:02:04,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 17:02:04,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:04,825 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 17:02:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 17:02:04,826 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:02:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:02:04,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 17:02:04,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 17:02:04,827 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 17:02:04,827 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 17:02:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_disconnect [2021-11-23 17:02:04,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_disconnect [2021-11-23 17:02:04,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 17:02:04,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 17:02:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:02:04,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:02:04,829 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 17:02:04,830 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 17:02:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:02:04,830 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:02:04,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 17:02:04,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 17:02:04,831 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 17:02:04,832 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 17:02:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:02:04,832 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 17:02:04,833 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 17:02:04,834 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 17:02:04,834 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 17:02:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:02:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_send_cmd [2021-11-23 17:02:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_send_cmd [2021-11-23 17:02:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:02:04,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:02:04,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:04,836 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_cmd_open [2021-11-23 17:02:04,836 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_cmd_open [2021-11-23 17:02:05,424 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:05,427 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:05,523 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:02:05,528 INFO L158 Benchmark]: Toolchain (without parser) took 3488.38ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 74.6MB in the beginning and 52.2MB in the end (delta: 22.4MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2021-11-23 17:02:05,529 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:05,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2203.86ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 74.6MB in the beginning and 69.7MB in the end (delta: 4.9MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2021-11-23 17:02:05,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 226.76ms. Allocated memory is still 144.7MB. Free memory was 69.7MB in the beginning and 92.1MB in the end (delta: -22.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2021-11-23 17:02:05,565 INFO L158 Benchmark]: Boogie Preprocessor took 197.77ms. Allocated memory is still 144.7MB. Free memory was 92.1MB in the beginning and 78.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:02:05,565 INFO L158 Benchmark]: RCFGBuilder took 855.73ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 52.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 17:02:05,569 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 51.6MB in the beginning and 51.6MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2203.86ms. Allocated memory was 117.4MB in the beginning and 144.7MB in the end (delta: 27.3MB). Free memory was 74.6MB in the beginning and 69.7MB in the end (delta: 4.9MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 226.76ms. Allocated memory is still 144.7MB. Free memory was 69.7MB in the beginning and 92.1MB in the end (delta: -22.3MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.77ms. Allocated memory is still 144.7MB. Free memory was 92.1MB in the beginning and 78.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 855.73ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 52.2MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. 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 17:02:05,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:02:08,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:02:08,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:02:08,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:02:08,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:02:08,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:02:08,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:02:08,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:02:08,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:02:08,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:02:08,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:02:08,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:02:08,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:02:08,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:02:08,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:02:08,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:02:08,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:02:08,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:02:08,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:02:08,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:02:08,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:02:08,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:02:08,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:02:08,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:02:08,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:02:08,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:02:08,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:02:08,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:02:08,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:02:08,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:02:08,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:02:08,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:02:08,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:02:08,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:02:08,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:02:08,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:02:08,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:02:08,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:02:08,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:02:08,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:02:08,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:02:08,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:02:08,273 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:02:08,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:02:08,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:02:08,275 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:02:08,276 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:02:08,276 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:02:08,276 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:02:08,277 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:02:08,277 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:02:08,277 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:02:08,278 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:02:08,279 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:02:08,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:02:08,281 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:02:08,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:02:08,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:02:08,282 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:02:08,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:02:08,282 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:02:08,283 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:02:08,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:02:08,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:02:08,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:02:08,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:02:08,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:02:08,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:02:08,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:08,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:02:08,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:02:08,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:02:08,286 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:02:08,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:02:08,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:02:08,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:02:08,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:02:08,287 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_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83293f5c81ac30df7449dd9c03263a4edbba62be916a9a4fda92d2518792b8d4 [2021-11-23 17:02:08,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:02:08,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:02:08,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:02:08,703 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:02:08,704 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:02:08,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 17:02:08,782 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/0b3eb83df/db11fa2253714e5882ed26b679fb2c86/FLAG85deea4c5 [2021-11-23 17:02:09,843 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:02:09,845 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i [2021-11-23 17:02:09,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/0b3eb83df/db11fa2253714e5882ed26b679fb2c86/FLAG85deea4c5 [2021-11-23 17:02:10,225 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/data/0b3eb83df/db11fa2253714e5882ed26b679fb2c86 [2021-11-23 17:02:10,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:02:10,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:02:10,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:10,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:02:10,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:02:10,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:10" (1/1) ... [2021-11-23 17:02:10,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d52c50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:10, skipping insertion in model container [2021-11-23 17:02:10,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:02:10" (1/1) ... [2021-11-23 17:02:10,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:02:10,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:11,367 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_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 17:02:12,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:12,056 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:02:12,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:02:12,313 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_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 17:02:12,520 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:12,548 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:02:12,720 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_2823467a-f986-4cb2-870e-9af12c164748/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--usb_8dev.ko-entry_point.cil.out.i[163669,163682] [2021-11-23 17:02:12,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:02:12,977 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:02:12,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12 WrapperNode [2021-11-23 17:02:12,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:02:12,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:12,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:02:12,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:02:12,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,227 INFO L137 Inliner]: procedures = 189, calls = 797, calls flagged for inlining = 84, calls inlined = 84, statements flattened = 2150 [2021-11-23 17:02:13,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:02:13,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:02:13,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:02:13,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:02:13,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,417 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,445 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:02:13,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:02:13,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:02:13,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:02:13,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:02:12" (1/1) ... [2021-11-23 17:02:13,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:02:13,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:02:13,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:02:13,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:02:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-23 17:02:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-23 17:02:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-23 17:02:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-23 17:02:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 17:02:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2021-11-23 17:02:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:02:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_15 [2021-11-23 17:02:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_15 [2021-11-23 17:02:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-11-23 17:02:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-11-23 17:02:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:02:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:02:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:02:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:02:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:02:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 17:02:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 17:02:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:02:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:02:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-23 17:02:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-23 17:02:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-11-23 17:02:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-11-23 17:02:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-11-23 17:02:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-11-23 17:02:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:02:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:02:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 17:02:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 17:02:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:02:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:02:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-11-23 17:02:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-11-23 17:02:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_read_bulk_callback [2021-11-23 17:02:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_read_bulk_callback [2021-11-23 17:02:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2021-11-23 17:02:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2021-11-23 17:02:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2021-11-23 17:02:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2021-11-23 17:02:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:02:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:02:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:02:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:02:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:02:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:02:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:02:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:02:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:02:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:02:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:02:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:02:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-23 17:02:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-23 17:02:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:02:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-11-23 17:02:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-11-23 17:02:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-11-23 17:02:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-11-23 17:02:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:02:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 17:02:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 17:02:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:02:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:02:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:02:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:02:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:02:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:02:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:02:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-11-23 17:02:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-11-23 17:02:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-11-23 17:02:13,574 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-11-23 17:02:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:02:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-23 17:02:13,575 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-23 17:02:13,575 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-23 17:02:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-23 17:02:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2021-11-23 17:02:13,576 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2021-11-23 17:02:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:02:13,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:02:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:02:13,577 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-11-23 17:02:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-11-23 17:02:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:02:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:02:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:02:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_disconnect [2021-11-23 17:02:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_disconnect [2021-11-23 17:02:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:02:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:02:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:02:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-23 17:02:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-23 17:02:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-23 17:02:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-23 17:02:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-23 17:02:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-23 17:02:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-23 17:02:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-23 17:02:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-11-23 17:02:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-11-23 17:02:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-11-23 17:02:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-11-23 17:02:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:02:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-11-23 17:02:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-11-23 17:02:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-23 17:02:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-23 17:02:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_send_cmd [2021-11-23 17:02:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_send_cmd [2021-11-23 17:02:13,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:02:13,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:02:13,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:02:13,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:02:13,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_8dev_cmd_open [2021-11-23 17:02:13,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_8dev_cmd_open [2021-11-23 17:02:14,241 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:02:14,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:02:14,421 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:02:14,433 INFO L158 Benchmark]: Toolchain (without parser) took 4202.83ms. Allocated memory was 52.4MB in the beginning and 216.0MB in the end (delta: 163.6MB). Free memory was 28.6MB in the beginning and 115.6MB in the end (delta: -87.0MB). Peak memory consumption was 76.4MB. Max. memory is 16.1GB. [2021-11-23 17:02:14,434 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 32.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:02:14,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2747.15ms. Allocated memory was 52.4MB in the beginning and 119.5MB in the end (delta: 67.1MB). Free memory was 28.4MB in the beginning and 53.5MB in the end (delta: -25.1MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. [2021-11-23 17:02:14,438 INFO L158 Benchmark]: Boogie Procedure Inliner took 248.47ms. Allocated memory was 119.5MB in the beginning and 216.0MB in the end (delta: 96.5MB). Free memory was 53.5MB in the beginning and 159.6MB in the end (delta: -106.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 17:02:14,438 INFO L158 Benchmark]: Boogie Preprocessor took 216.77ms. Allocated memory is still 216.0MB. Free memory was 159.6MB in the beginning and 145.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:02:14,441 INFO L158 Benchmark]: RCFGBuilder took 984.41ms. Allocated memory is still 216.0MB. Free memory was 145.0MB in the beginning and 115.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 17:02:14,446 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 52.4MB. Free memory is still 32.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2747.15ms. Allocated memory was 52.4MB in the beginning and 119.5MB in the end (delta: 67.1MB). Free memory was 28.4MB in the beginning and 53.5MB in the end (delta: -25.1MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 248.47ms. Allocated memory was 119.5MB in the beginning and 216.0MB in the end (delta: 96.5MB). Free memory was 53.5MB in the beginning and 159.6MB in the end (delta: -106.1MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 216.77ms. Allocated memory is still 216.0MB. Free memory was 159.6MB in the beginning and 145.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 984.41ms. Allocated memory is still 216.0MB. Free memory was 145.0MB in the beginning and 115.6MB 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 17:02:14,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2823467a-f986-4cb2-870e-9af12c164748/bin/utaipan-fb15Y9Yzbl/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