./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--storage--uas.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_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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--storage--uas.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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_5ce39223-b525-4596-8b8b-33f6705bee1e/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 00358a78c5c5addd9e5a7ab9d5fbe39a67a857ec32575d905ee2c6c7ab2b30b6 --- 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 17:21:41,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:21:41,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:21:41,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:21:41,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:21:41,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:21:41,923 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:21:41,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:21:41,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:21:41,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:21:41,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:21:41,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:21:41,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:21:41,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:21:41,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:21:41,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:21:41,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:21:41,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:21:41,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:21:41,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:21:41,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:21:41,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:21:41,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:21:41,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:21:41,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:21:41,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:21:41,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:21:41,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:21:41,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:21:41,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:21:41,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:21:41,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:21:41,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:21:41,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:21:41,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:21:41,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:21:41,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:21:41,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:21:41,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:21:41,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:21:41,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:21:41,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:21:42,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:21:42,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:21:42,045 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:21:42,046 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:21:42,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:21:42,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:21:42,051 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:21:42,051 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:21:42,051 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:21:42,052 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:21:42,053 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:21:42,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:21:42,053 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:21:42,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:21:42,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:21:42,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:21:42,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:21:42,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:21:42,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:21:42,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:21:42,055 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:21:42,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:21:42,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:21:42,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:21:42,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:21:42,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:21:42,057 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:21:42,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:21:42,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:21:42,057 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:21:42,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:21:42,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:21:42,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:21:42,058 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_5ce39223-b525-4596-8b8b-33f6705bee1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00358a78c5c5addd9e5a7ab9d5fbe39a67a857ec32575d905ee2c6c7ab2b30b6 [2022-10-17 17:21:42,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:21:42,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:21:42,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:21:42,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:21:42,399 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:21:42,400 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2022-10-17 17:21:42,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/ca587de79/b926d687768e4800ac0a217bdf970900/FLAG2c012a5e3 [2022-10-17 17:21:43,326 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:21:43,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2022-10-17 17:21:43,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/ca587de79/b926d687768e4800ac0a217bdf970900/FLAG2c012a5e3 [2022-10-17 17:21:43,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/ca587de79/b926d687768e4800ac0a217bdf970900 [2022-10-17 17:21:43,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:21:43,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:21:43,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:21:43,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:21:43,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:21:43,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:21:43" (1/1) ... [2022-10-17 17:21:43,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cebfc8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:43, skipping insertion in model container [2022-10-17 17:21:43,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:21:43" (1/1) ... [2022-10-17 17:21:43,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:21:43,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:21:45,493 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_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i[218619,218632] [2022-10-17 17:21:45,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:21:45,746 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:21:46,042 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) 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 17:21:46,048 INFO L158 Benchmark]: Toolchain (without parser) took 2229.57ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 52.6MB in the beginning and 55.7MB in the end (delta: -3.0MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-10-17 17:21:46,052 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 80.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:21:46,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2223.79ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 52.5MB in the beginning and 55.7MB in the end (delta: -3.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2022-10-17 17:21:46,055 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 80.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2223.79ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 52.5MB in the beginning and 55.7MB in the end (delta: -3.2MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) 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_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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--storage--uas.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/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_5ce39223-b525-4596-8b8b-33f6705bee1e/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 00358a78c5c5addd9e5a7ab9d5fbe39a67a857ec32575d905ee2c6c7ab2b30b6 --- 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 17:21:48,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:21:48,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:21:48,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:21:48,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:21:48,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:21:48,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:21:48,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:21:48,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:21:48,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:21:48,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:21:48,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:21:48,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:21:48,653 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:21:48,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:21:48,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:21:48,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:21:48,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:21:48,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:21:48,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:21:48,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:21:48,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:21:48,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:21:48,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:21:48,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:21:48,709 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:21:48,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:21:48,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:21:48,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:21:48,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:21:48,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:21:48,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:21:48,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:21:48,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:21:48,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:21:48,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:21:48,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:21:48,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:21:48,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:21:48,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:21:48,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:21:48,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:21:48,801 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:21:48,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:21:48,803 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:21:48,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:21:48,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:21:48,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:21:48,805 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:21:48,806 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:21:48,806 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:21:48,806 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:21:48,808 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:21:48,808 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:21:48,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:21:48,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:21:48,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:21:48,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:21:48,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:21:48,812 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:21:48,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:21:48,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:21:48,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:21:48,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:21:48,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:21:48,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:21:48,814 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:21:48,814 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:21:48,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:21:48,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:21:48,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:21:48,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:21:48,816 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:21:48,816 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:21:48,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:21:48,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:21:48,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:21:48,817 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_5ce39223-b525-4596-8b8b-33f6705bee1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00358a78c5c5addd9e5a7ab9d5fbe39a67a857ec32575d905ee2c6c7ab2b30b6 [2022-10-17 17:21:49,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:21:49,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:21:49,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:21:49,259 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:21:49,262 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:21:49,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2022-10-17 17:21:49,333 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/33fb1fed0/bb51a2b614314b29900e3e1ffe6d97e5/FLAG09d4149da [2022-10-17 17:21:50,314 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:21:50,316 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2022-10-17 17:21:50,362 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/33fb1fed0/bb51a2b614314b29900e3e1ffe6d97e5/FLAG09d4149da [2022-10-17 17:21:50,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/data/33fb1fed0/bb51a2b614314b29900e3e1ffe6d97e5 [2022-10-17 17:21:50,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:21:50,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:21:50,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:21:50,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:21:50,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:21:50,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:21:50" (1/1) ... [2022-10-17 17:21:50,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1a22af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:50, skipping insertion in model container [2022-10-17 17:21:50,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:21:50" (1/1) ... [2022-10-17 17:21:50,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:21:50,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:21:52,602 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_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i[218619,218632] [2022-10-17 17:21:52,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:21:52,822 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 17:21:52,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:21:53,229 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_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i[218619,218632] [2022-10-17 17:21:53,261 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:21:53,303 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:21:53,724 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_5ce39223-b525-4596-8b8b-33f6705bee1e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i[218619,218632] [2022-10-17 17:21:53,781 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:21:54,024 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:21:54,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54 WrapperNode [2022-10-17 17:21:54,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:21:54,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:21:54,042 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:21:54,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:21:54,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,450 INFO L138 Inliner]: procedures = 265, calls = 1509, calls flagged for inlining = 86, calls inlined = 78, statements flattened = 3180 [2022-10-17 17:21:54,451 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:21:54,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:21:54,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:21:54,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:21:54,465 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,509 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,693 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,727 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:21:54,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:21:54,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:21:54,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:21:54,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (1/1) ... [2022-10-17 17:21:54,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:21:54,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:21:54,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:21:54,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:21:54,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-10-17 17:21:54,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2022-10-17 17:21:54,883 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2022-10-17 17:21:54,883 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 17:21:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 17:21:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-10-17 17:21:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure uas_zap_pending [2022-10-17 17:21:54,884 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_zap_pending [2022-10-17 17:21:54,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:21:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:21:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-10-17 17:21:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:21:54,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:21:54,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:21:54,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 17:21:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 17:21:54,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2022-10-17 17:21:54,886 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2022-10-17 17:21:54,886 INFO L130 BoogieDeclarations]: Found specification of procedure uas_alloc_data_urb [2022-10-17 17:21:54,887 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_alloc_data_urb [2022-10-17 17:21:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:21:54,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:21:54,887 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-10-17 17:21:54,887 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-10-17 17:21:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2022-10-17 17:21:54,888 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2022-10-17 17:21:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:21:54,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:21:54,888 INFO L130 BoogieDeclarations]: Found specification of procedure uas_add_work [2022-10-17 17:21:54,889 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_add_work [2022-10-17 17:21:54,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_3 [2022-10-17 17:21:54,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_3 [2022-10-17 17:21:54,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:21:54,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:21:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:21:54,891 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:21:54,891 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_endpoints [2022-10-17 17:21:54,891 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_endpoints [2022-10-17 17:21:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 17:21:54,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 17:21:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure uas_log_cmd_state [2022-10-17 17:21:54,892 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_log_cmd_state [2022-10-17 17:21:54,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:21:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 17:21:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 17:21:54,893 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2022-10-17 17:21:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2022-10-17 17:21:54,894 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2022-10-17 17:21:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2022-10-17 17:21:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:21:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-10-17 17:21:54,897 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-10-17 17:21:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-10-17 17:21:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-10-17 17:21:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 17:21:54,898 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 17:21:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure uas_xfer_data [2022-10-17 17:21:54,899 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_xfer_data [2022-10-17 17:21:54,899 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2022-10-17 17:21:54,900 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2022-10-17 17:21:54,900 INFO L130 BoogieDeclarations]: Found specification of procedure usb_wait_anchor_empty_timeout [2022-10-17 17:21:54,900 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_wait_anchor_empty_timeout [2022-10-17 17:21:54,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-10-17 17:21:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-10-17 17:21:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-10-17 17:21:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:21:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:21:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:21:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-10-17 17:21:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:21:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:21:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-10-17 17:21:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure uas_try_complete [2022-10-17 17:21:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_try_complete [2022-10-17 17:21:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_report_bus_reset [2022-10-17 17:21:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_report_bus_reset [2022-10-17 17:21:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 17:21:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 17:21:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 17:21:54,905 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 17:21:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-10-17 17:21:54,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-10-17 17:21:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 17:21:54,907 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 17:21:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure uas_wait_for_pending_cmnds [2022-10-17 17:21:54,907 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_wait_for_pending_cmnds [2022-10-17 17:21:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2022-10-17 17:21:54,908 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2022-10-17 17:21:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 17:21:54,909 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 17:21:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 17:21:54,910 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 17:21:54,910 INFO L130 BoogieDeclarations]: Found specification of procedure uas_data_cmplt [2022-10-17 17:21:54,911 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_data_cmplt [2022-10-17 17:21:54,911 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 17:21:54,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 17:21:54,911 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2022-10-17 17:21:54,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2022-10-17 17:21:54,911 INFO L130 BoogieDeclarations]: Found specification of procedure uas_shutdown [2022-10-17 17:21:54,912 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_shutdown [2022-10-17 17:21:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2022-10-17 17:21:54,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2022-10-17 17:21:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure uas_do_work [2022-10-17 17:21:54,913 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_do_work [2022-10-17 17:21:54,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 17:21:54,913 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 17:21:54,913 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 17:21:54,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 17:21:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 17:21:54,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 17:21:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure uas_disconnect [2022-10-17 17:21:54,918 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_disconnect [2022-10-17 17:21:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2022-10-17 17:21:54,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2022-10-17 17:21:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2022-10-17 17:21:54,920 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2022-10-17 17:21:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2022-10-17 17:21:54,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2022-10-17 17:21:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_out [2022-10-17 17:21:54,928 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_out [2022-10-17 17:21:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-10-17 17:21:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-10-17 17:21:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-10-17 17:21:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-10-17 17:21:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:21:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 17:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 17:21:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure uas_stat_cmplt [2022-10-17 17:21:54,930 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_stat_cmplt [2022-10-17 17:21:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:21:54,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:21:54,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2022-10-17 17:21:54,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2022-10-17 17:21:54,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:21:54,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:21:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:21:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-10-17 17:21:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-10-17 17:21:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:21:54,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:21:54,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-10-17 17:21:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-10-17 17:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-10-17 17:21:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure uas_configure_endpoints [2022-10-17 17:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_configure_endpoints [2022-10-17 17:21:54,933 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 17:21:54,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 17:21:54,934 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_unsubmitted_urbs [2022-10-17 17:21:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_unsubmitted_urbs [2022-10-17 17:21:54,934 INFO L130 BoogieDeclarations]: Found specification of procedure uas_find_uas_alt_setting [2022-10-17 17:21:54,934 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_find_uas_alt_setting [2022-10-17 17:21:54,934 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-17 17:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-17 17:21:54,935 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_in [2022-10-17 17:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_in [2022-10-17 17:21:54,935 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 17:21:54,935 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 17:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-10-17 17:21:54,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-10-17 17:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure uas_submit_urbs [2022-10-17 17:21:54,936 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_submit_urbs [2022-10-17 17:21:54,936 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2022-10-17 17:21:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2022-10-17 17:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2022-10-17 17:21:54,937 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_hw_sectors [2022-10-17 17:21:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-10-17 17:21:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure uas_free_streams [2022-10-17 17:21:54,938 INFO L138 BoogieDeclarations]: Found implementation of procedure uas_free_streams [2022-10-17 17:21:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-17 17:21:54,938 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-17 17:21:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:21:54,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:21:55,736 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:21:55,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:21:56,466 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:22:11,853 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:22:11,870 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:22:11,871 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:22:11,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:22:11 BoogieIcfgContainer [2022-10-17 17:22:11,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:22:11,907 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:22:11,907 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:22:11,910 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:22:11,910 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:21:50" (1/3) ... [2022-10-17 17:22:11,911 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3349a3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:22:11, skipping insertion in model container [2022-10-17 17:22:11,911 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:21:54" (2/3) ... [2022-10-17 17:22:11,912 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3349a3ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:22:11, skipping insertion in model container [2022-10-17 17:22:11,912 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:22:11" (3/3) ... [2022-10-17 17:22:11,913 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--storage--uas.ko-entry_point.cil.out.i [2022-10-17 17:22:11,937 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:22:11,938 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:22:12,043 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:22:12,054 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4280ceb9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:22:12,055 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:22:12,066 INFO L276 IsEmpty]: Start isEmpty. Operand has 1102 states, 769 states have (on average 1.340702210663199) internal successors, (1031), 808 states have internal predecessors, (1031), 261 states have call successors, (261), 71 states have call predecessors, (261), 70 states have return successors, (255), 247 states have call predecessors, (255), 255 states have call successors, (255) [2022-10-17 17:22:12,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 17:22:12,084 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:22:12,085 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:22:12,085 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:22:12,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:22:12,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1615853478, now seen corresponding path program 1 times [2022-10-17 17:22:12,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:22:12,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [248993174] [2022-10-17 17:22:12,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:22:12,112 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:22:12,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:22:12,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:22:12,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 17:22:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:22:13,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 1565 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 17:22:13,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:22:13,577 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 17:22:13,578 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 17:22:13,578 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-10-17 17:22:13,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [248993174] [2022-10-17 17:22:13,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [248993174] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:22:13,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:22:13,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-17 17:22:13,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557579014] [2022-10-17 17:22:13,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:22:13,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-17 17:22:13,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-10-17 17:22:13,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-17 17:22:13,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 17:22:13,619 INFO L87 Difference]: Start difference. First operand has 1102 states, 769 states have (on average 1.340702210663199) internal successors, (1031), 808 states have internal predecessors, (1031), 261 states have call successors, (261), 71 states have call predecessors, (261), 70 states have return successors, (255), 247 states have call predecessors, (255), 255 states have call successors, (255) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-10-17 17:22:13,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:22:13,811 INFO L93 Difference]: Finished difference Result 2199 states and 3148 transitions. [2022-10-17 17:22:13,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-17 17:22:13,813 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 72 [2022-10-17 17:22:13,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:22:13,842 INFO L225 Difference]: With dead ends: 2199 [2022-10-17 17:22:13,842 INFO L226 Difference]: Without dead ends: 1089 [2022-10-17 17:22:13,854 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-17 17:22:13,858 INFO L413 NwaCegarLoop]: 1538 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1538 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 17:22:13,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1538 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-17 17:22:13,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2022-10-17 17:22:13,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 1089. [2022-10-17 17:22:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1089 states, 764 states have (on average 1.331151832460733) internal successors, (1017), 795 states have internal predecessors, (1017), 255 states have call successors, (255), 70 states have call predecessors, (255), 69 states have return successors, (249), 241 states have call predecessors, (249), 249 states have call successors, (249) [2022-10-17 17:22:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 1089 states and 1521 transitions. [2022-10-17 17:22:14,007 INFO L78 Accepts]: Start accepts. Automaton has 1089 states and 1521 transitions. Word has length 72 [2022-10-17 17:22:14,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:22:14,008 INFO L495 AbstractCegarLoop]: Abstraction has 1089 states and 1521 transitions. [2022-10-17 17:22:14,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-10-17 17:22:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1521 transitions. [2022-10-17 17:22:14,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 17:22:14,013 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:22:14,013 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:22:14,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-10-17 17:22:14,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 [2022-10-17 17:22:14,239 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:22:14,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:22:14,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1669556384, now seen corresponding path program 1 times [2022-10-17 17:22:14,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:22:14,241 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084410705] [2022-10-17 17:22:14,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:22:14,242 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:22:14,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:22:14,243 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:22:14,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ce39223-b525-4596-8b8b-33f6705bee1e/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process