./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta --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 0f36a37efb61fee6369d7bc6b38c44ea52cc9f86062beb08e1373265f8ffd325 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:23:02,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:23:02,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:23:02,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:23:02,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:23:02,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:23:02,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:23:03,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:23:03,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:23:03,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:23:03,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:23:03,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:23:03,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:23:03,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:23:03,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:23:03,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:23:03,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:23:03,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:23:03,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:23:03,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:23:03,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:23:03,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:23:03,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:23:03,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:23:03,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:23:03,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:23:03,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:23:03,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:23:03,061 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:23:03,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:23:03,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:23:03,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:23:03,067 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:23:03,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:23:03,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:23:03,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:23:03,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:23:03,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:23:03,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:23:03,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:23:03,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:23:03,075 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:23:03,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:23:03,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:23:03,124 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:23:03,124 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:23:03,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:23:03,126 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:23:03,126 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:23:03,126 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:23:03,127 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:23:03,127 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:23:03,128 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:23:03,129 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:23:03,129 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:23:03,129 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:23:03,130 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:23:03,130 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:23:03,130 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:23:03,130 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:23:03,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:23:03,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:23:03,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:23:03,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:23:03,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:23:03,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:23:03,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:23:03,143 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:23:03,144 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:23:03,144 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:23:03,144 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:23:03,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:23:03,145 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:23:03,146 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:23:03,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:23:03,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:23:03,147 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:23:03,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:23:03,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:23:03,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:23:03,148 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_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f36a37efb61fee6369d7bc6b38c44ea52cc9f86062beb08e1373265f8ffd325 [2022-10-17 17:23:03,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:23:03,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:23:03,457 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:23:03,459 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:23:03,460 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:23:03,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i [2022-10-17 17:23:03,529 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/243988daa/af44a572629b44dc85018e292b8c759b/FLAGbb3ba194c [2022-10-17 17:23:04,889 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:23:04,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i [2022-10-17 17:23:05,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/243988daa/af44a572629b44dc85018e292b8c759b/FLAGbb3ba194c [2022-10-17 17:23:05,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/243988daa/af44a572629b44dc85018e292b8c759b [2022-10-17 17:23:05,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:23:05,349 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:23:05,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:23:05,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:23:05,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:23:05,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:05" (1/1) ... [2022-10-17 17:23:05,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50eb671f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:23:05, skipping insertion in model container [2022-10-17 17:23:05,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:05" (1/1) ... [2022-10-17 17:23:05,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:23:05,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:23:16,780 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_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i[1110582,1110595] [2022-10-17 17:23:17,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:23:17,339 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:23:17,696 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: hcchar = hcchar & 4291821567U [7353] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2022-10-17 17:23:17,708 INFO L158 Benchmark]: Toolchain (without parser) took 12357.02ms. Allocated memory was 100.7MB in the beginning and 243.3MB in the end (delta: 142.6MB). Free memory was 61.0MB in the beginning and 63.8MB in the end (delta: -2.7MB). Peak memory consumption was 145.0MB. Max. memory is 16.1GB. [2022-10-17 17:23:17,709 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:23:17,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 12351.38ms. Allocated memory was 100.7MB in the beginning and 243.3MB in the end (delta: 142.6MB). Free memory was 60.6MB in the beginning and 63.8MB in the end (delta: -3.2MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. [2022-10-17 17:23:17,713 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 100.7MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 12351.38ms. Allocated memory was 100.7MB in the beginning and 243.3MB in the end (delta: 142.6MB). Free memory was 60.6MB in the beginning and 63.8MB in the end (delta: -3.2MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: hcchar = hcchar & 4291821567U [7353] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: hcchar = hcchar & 4291821567U [7353]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta --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 0f36a37efb61fee6369d7bc6b38c44ea52cc9f86062beb08e1373265f8ffd325 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:23:20,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:23:20,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:23:20,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:23:20,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:23:20,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:23:20,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:23:20,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:23:20,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:23:20,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:23:20,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:23:20,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:23:20,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:23:20,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:23:20,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:23:20,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:23:20,256 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:23:20,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:23:20,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:23:20,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:23:20,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:23:20,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:23:20,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:23:20,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:23:20,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:23:20,290 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:23:20,291 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:23:20,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:23:20,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:23:20,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:23:20,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:23:20,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:23:20,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:23:20,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:23:20,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:23:20,302 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:23:20,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:23:20,303 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:23:20,303 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:23:20,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:23:20,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:23:20,311 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:23:20,358 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:23:20,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:23:20,359 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:23:20,360 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:23:20,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:23:20,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:23:20,362 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:23:20,362 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:23:20,362 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:23:20,362 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:23:20,364 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:23:20,364 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:23:20,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:23:20,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:23:20,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:23:20,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:23:20,367 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:23:20,367 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:23:20,367 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:23:20,367 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:23:20,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:23:20,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:23:20,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:23:20,368 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:23:20,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:23:20,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:23:20,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:23:20,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:23:20,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:23:20,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:23:20,370 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:23:20,370 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:23:20,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:23:20,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:23:20,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:23:20,372 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_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f36a37efb61fee6369d7bc6b38c44ea52cc9f86062beb08e1373265f8ffd325 [2022-10-17 17:23:20,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:23:20,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:23:20,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:23:20,811 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:23:20,812 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:23:20,813 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i [2022-10-17 17:23:20,891 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/433128d90/3241b11ef86a445c8db5e900f192dd73/FLAGe7362cc7f [2022-10-17 17:23:22,500 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:23:22,501 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--dwc2--dwc2.ko-entry_point.cil.out.i [2022-10-17 17:23:22,648 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/433128d90/3241b11ef86a445c8db5e900f192dd73/FLAGe7362cc7f [2022-10-17 17:23:22,777 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e23bb2a3-e707-4f82-86c4-43cc80a59f0a/bin/utaipan-G1rejxKTta/data/433128d90/3241b11ef86a445c8db5e900f192dd73 [2022-10-17 17:23:22,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:23:22,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:23:22,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:23:22,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:23:22,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:23:22,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:22" (1/1) ... [2022-10-17 17:23:22,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9269947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:23:22, skipping insertion in model container [2022-10-17 17:23:22,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:23:22" (1/1) ... [2022-10-17 17:23:22,812 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:23:23,147 INFO L178 MainTranslator]: Built tables and reachable declarations