./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-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9 --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- 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-6b4ec56 [2022-11-20 20:49:05,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:49:05,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:49:05,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:49:05,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:49:05,089 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:49:05,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:49:05,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:49:05,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:49:05,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:49:05,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:49:05,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:49:05,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:49:05,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:49:05,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:49:05,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:49:05,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:49:05,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:49:05,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:49:05,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:49:05,120 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:49:05,121 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:49:05,122 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:49:05,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:49:05,127 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:49:05,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:49:05,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:49:05,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:49:05,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:49:05,130 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:49:05,130 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:49:05,131 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:49:05,132 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:49:05,133 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:49:05,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:49:05,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:49:05,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:49:05,136 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:49:05,136 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:49:05,137 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:49:05,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:49:05,139 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-20 20:49:05,165 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:49:05,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:49:05,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:49:05,166 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:49:05,167 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:49:05,167 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:49:05,167 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:49:05,168 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:49:05,168 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:49:05,168 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 20:49:05,168 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:49:05,168 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:49:05,169 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 20:49:05,169 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 20:49:05,169 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:49:05,169 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 20:49:05,170 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 20:49:05,170 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 20:49:05,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:49:05,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 20:49:05,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:49:05,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:49:05,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:49:05,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:49:05,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:49:05,172 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:49:05,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:49:05,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:49:05,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:49:05,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:49:05,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:49:05,174 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 20:49:05,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:49:05,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:49:05,174 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 20:49:05,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 20:49:05,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:49:05,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:49:05,175 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_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2022-11-20 20:49:05,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:49:05,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:49:05,553 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:49:05,554 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:49:05,555 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:49:05,556 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2022-11-20 20:49:08,662 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:49:09,743 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:49:09,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2022-11-20 20:49:09,831 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/1a122723f/a748b5857f3f4377a5c68d725c061ceb/FLAG9855cddba [2022-11-20 20:49:09,851 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/1a122723f/a748b5857f3f4377a5c68d725c061ceb [2022-11-20 20:49:09,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:49:09,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:49:09,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:49:09,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:49:09,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:49:09,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:09" (1/1) ... [2022-11-20 20:49:09,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73408094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:09, skipping insertion in model container [2022-11-20 20:49:09,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:09" (1/1) ... [2022-11-20 20:49:09,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:49:10,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:49:11,219 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftLeft(BitabsTranslation.java:148) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:187) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) 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:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) 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) [2022-11-20 20:49:11,226 INFO L158 Benchmark]: Toolchain (without parser) took 1369.05ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 45.6MB in the beginning and 69.0MB in the end (delta: -23.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-20 20:49:11,227 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 80.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:49:11,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1366.65ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 45.6MB in the beginning and 69.0MB in the end (delta: -23.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-20 20:49:11,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 111.1MB. Free memory was 80.9MB in the beginning and 80.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1366.65ms. Allocated memory was 111.1MB in the beginning and 153.1MB in the end (delta: 41.9MB). Free memory was 45.6MB in the beginning and 69.0MB in the end (delta: -23.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9 --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 c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f --- 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-6b4ec56 [2022-11-20 20:49:13,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 20:49:13,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 20:49:13,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 20:49:13,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 20:49:13,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 20:49:13,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 20:49:13,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 20:49:13,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 20:49:13,896 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 20:49:13,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 20:49:13,904 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 20:49:13,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 20:49:13,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 20:49:13,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 20:49:13,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 20:49:13,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 20:49:13,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 20:49:13,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 20:49:13,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 20:49:13,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 20:49:13,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 20:49:13,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 20:49:13,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 20:49:13,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 20:49:13,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 20:49:13,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 20:49:13,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 20:49:13,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 20:49:13,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 20:49:13,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 20:49:13,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 20:49:13,947 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 20:49:13,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 20:49:13,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 20:49:13,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 20:49:13,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 20:49:13,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 20:49:13,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 20:49:13,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 20:49:13,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 20:49:13,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-20 20:49:14,003 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 20:49:14,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 20:49:14,006 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 20:49:14,006 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 20:49:14,007 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 20:49:14,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 20:49:14,008 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 20:49:14,008 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 20:49:14,008 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 20:49:14,008 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 20:49:14,010 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 20:49:14,010 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 20:49:14,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 20:49:14,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 20:49:14,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 20:49:14,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 20:49:14,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 20:49:14,013 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 20:49:14,013 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 20:49:14,013 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 20:49:14,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 20:49:14,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 20:49:14,014 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 20:49:14,014 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 20:49:14,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 20:49:14,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 20:49:14,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 20:49:14,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 20:49:14,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 20:49:14,016 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 20:49:14,016 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 20:49:14,016 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 20:49:14,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 20:49:14,017 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 20:49:14,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 20:49:14,017 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_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c827a61b1bbb9c5c1e37f58d7d9f3265f099c14ea65a91f284702cf2a87c4d7f [2022-11-20 20:49:14,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 20:49:14,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 20:49:14,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 20:49:14,479 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 20:49:14,479 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 20:49:14,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2022-11-20 20:49:17,765 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 20:49:19,134 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 20:49:19,134 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--host--xhci-hcd.ko-entry_point.cil.out.i [2022-11-20 20:49:19,270 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/d4265fd15/ef11cfdffbfd4a708bd51cbba0d90a6a/FLAGb20c12e0a [2022-11-20 20:49:19,297 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf601f64-6468-45fb-abc3-dac38314d7a3/bin/utaipan-6cKwYrpEi9/data/d4265fd15/ef11cfdffbfd4a708bd51cbba0d90a6a [2022-11-20 20:49:19,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 20:49:19,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 20:49:19,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 20:49:19,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 20:49:19,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 20:49:19,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:19" (1/1) ... [2022-11-20 20:49:19,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d386f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:19, skipping insertion in model container [2022-11-20 20:49:19,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:49:19" (1/1) ... [2022-11-20 20:49:19,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 20:49:19,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 20:49:23,116 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace [2022-11-20 20:49:23,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64d43301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:49:23, skipping insertion in model container [2022-11-20 20:49:23,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 20:49:23,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 20:49:23,119 INFO L158 Benchmark]: Toolchain (without parser) took 3814.68ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 38.2MB in the beginning and 40.7MB in the end (delta: -2.5MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-20 20:49:23,120 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 20:49:23,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3808.27ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 38.0MB in the beginning and 40.7MB in the end (delta: -2.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-11-20 20:49:23,123 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 65.0MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3808.27ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 38.0MB in the beginning and 40.7MB in the end (delta: -2.7MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xhci_dbg_trace RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN