./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--net--ethernet--intel--igb--igb.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_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e374fdfa11195788e8746e7376e781cb5c4be89ccd410d843207f0c4f2ccea71 --- 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 11:02:59,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:02:59,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:02:59,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:02:59,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:02:59,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:02:59,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:02:59,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:02:59,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:02:59,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:02:59,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:02:59,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:02:59,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:02:59,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:02:59,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:02:59,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:02:59,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:02:59,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:02:59,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:02:59,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:02:59,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:02:59,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:02:59,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:02:59,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:02:59,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:02:59,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:02:59,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:02:59,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:02:59,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:02:59,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:02:59,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:02:59,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:02:59,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:02:59,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:02:59,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:02:59,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:02:59,294 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:02:59,295 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:02:59,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:02:59,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:02:59,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:02:59,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 11:02:59,333 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:02:59,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:02:59,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:02:59,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:02:59,339 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:02:59,339 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:02:59,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:02:59,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:02:59,341 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:02:59,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:02:59,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:02:59,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:02:59,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:02:59,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:02:59,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:02:59,353 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:02:59,353 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:02:59,353 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:02:59,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:02:59,354 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:02:59,354 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:02:59,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:02:59,355 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:02:59,355 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:02:59,355 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:02:59,355 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:02:59,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 11:02:59,357 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 11:02:59,357 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 11:02:59,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:02:59,358 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_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e374fdfa11195788e8746e7376e781cb5c4be89ccd410d843207f0c4f2ccea71 [2022-10-17 11:02:59,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:02:59,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:02:59,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:02:59,646 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:02:59,647 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:02:59,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i [2022-10-17 11:02:59,718 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/0fd285438/02ad8b86065f41768915f3b085179845/FLAGee4879c2e [2022-10-17 11:03:01,299 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:03:01,300 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i [2022-10-17 11:03:01,420 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/0fd285438/02ad8b86065f41768915f3b085179845/FLAGee4879c2e [2022-10-17 11:03:01,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/0fd285438/02ad8b86065f41768915f3b085179845 [2022-10-17 11:03:01,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:03:01,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:03:01,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:03:01,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:03:01,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:03:01,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:01" (1/1) ... [2022-10-17 11:03:01,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f7e171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:01, skipping insertion in model container [2022-10-17 11:03:01,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:01" (1/1) ... [2022-10-17 11:03:01,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:03:02,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:03:22,190 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_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i[1228279,1228292] [2022-10-17 11:03:22,397 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-10-17 11:03:22,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:03:22,570 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:03:23,204 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: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 11:03:23,210 INFO L158 Benchmark]: Toolchain (without parser) took 21663.54ms. Allocated memory was 90.2MB in the beginning and 283.1MB in the end (delta: 192.9MB). Free memory was 38.4MB in the beginning and 90.5MB in the end (delta: -52.1MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. [2022-10-17 11:03:23,211 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 11:03:23,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 21661.20ms. Allocated memory was 90.2MB in the beginning and 283.1MB in the end (delta: 192.9MB). Free memory was 38.2MB in the beginning and 90.5MB in the end (delta: -52.3MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. [2022-10-17 11:03:23,213 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 73.4MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 21661.20ms. Allocated memory was 90.2MB in the beginning and 283.1MB in the end (delta: 192.9MB). Free memory was 38.2MB in the beginning and 90.5MB in the end (delta: -52.3MB). Peak memory consumption was 196.8MB. 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_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e374fdfa11195788e8746e7376e781cb5c4be89ccd410d843207f0c4f2ccea71 --- 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 11:03:25,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:03:25,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:03:26,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:03:26,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:03:26,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:03:26,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:03:26,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:03:26,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:03:26,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:03:26,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:03:26,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:03:26,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:03:26,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:03:26,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:03:26,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:03:26,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:03:26,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:03:26,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:03:26,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:03:26,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:03:26,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:03:26,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:03:26,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:03:26,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:03:26,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:03:26,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:03:26,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:03:26,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:03:26,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:03:26,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:03:26,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:03:26,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:03:26,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:03:26,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:03:26,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:03:26,116 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:03:26,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:03:26,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:03:26,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:03:26,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:03:26,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-10-17 11:03:26,165 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:03:26,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:03:26,166 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:03:26,167 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:03:26,168 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 11:03:26,168 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 11:03:26,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:03:26,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:03:26,170 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:03:26,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:03:26,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:03:26,171 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 11:03:26,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 11:03:26,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 11:03:26,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 11:03:26,172 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 11:03:26,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 11:03:26,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:03:26,173 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:03:26,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 11:03:26,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:03:26,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:03:26,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 11:03:26,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 11:03:26,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:03:26,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 11:03:26,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 11:03:26,175 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 11:03:26,175 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 11:03:26,175 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 11:03:26,175 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 11:03:26,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 11:03:26,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 11:03:26,176 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_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e374fdfa11195788e8746e7376e781cb5c4be89ccd410d843207f0c4f2ccea71 [2022-10-17 11:03:26,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:03:26,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:03:26,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:03:26,607 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:03:26,608 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:03:26,609 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i [2022-10-17 11:03:26,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/397e68421/b8173cdc27a848bea01d2b3bf39a49d6/FLAGfe10922ef [2022-10-17 11:03:28,464 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:03:28,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ethernet--intel--igb--igb.ko-entry_point.cil.out.i [2022-10-17 11:03:28,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/397e68421/b8173cdc27a848bea01d2b3bf39a49d6/FLAGfe10922ef [2022-10-17 11:03:29,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe19905-3e31-4fb0-bbb4-8af174eae0fe/bin/uautomizer-J5u9QxTXDZ/data/397e68421/b8173cdc27a848bea01d2b3bf39a49d6 [2022-10-17 11:03:29,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:03:29,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:03:29,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:03:29,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:03:29,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:03:29,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:29" (1/1) ... [2022-10-17 11:03:29,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f652f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:03:29, skipping insertion in model container [2022-10-17 11:03:29,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:03:29" (1/1) ... [2022-10-17 11:03:29,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:03:29,567 INFO L178 MainTranslator]: Built tables and reachable declarations