./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN --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 45acb2c796116b4df93c0e090b1e242e2e986b4d7b1240180279cd2f8660db26 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:16:35,842 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:16:35,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:16:35,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:16:35,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:16:35,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:16:35,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:16:35,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:16:35,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:16:35,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:16:35,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:16:35,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:16:35,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:16:35,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:16:35,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:16:35,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:16:35,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:16:35,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:16:35,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:16:35,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:16:35,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:16:35,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:16:35,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:16:35,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:16:35,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:16:35,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:16:35,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:16:35,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:16:35,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:16:35,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:16:35,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:16:35,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:16:35,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:16:35,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:16:35,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:16:35,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:16:35,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:16:35,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:16:35,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:16:35,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:16:35,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:16:35,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 12:16:36,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:16:36,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:16:36,046 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:16:36,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:16:36,048 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:16:36,048 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:16:36,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:16:36,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:16:36,050 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:16:36,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:16:36,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:16:36,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:16:36,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:16:36,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:16:36,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:16:36,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:16:36,054 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:16:36,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:16:36,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:16:36,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:16:36,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:16:36,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:16:36,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:16:36,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:16:36,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:16:36,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:16:36,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:16:36,057 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:16:36,057 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:16:36,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:16:36,058 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45acb2c796116b4df93c0e090b1e242e2e986b4d7b1240180279cd2f8660db26 [2022-11-20 12:16:36,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:16:36,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:16:36,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:16:36,446 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:16:36,447 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:16:36,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2022-11-20 12:16:40,317 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:16:41,204 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:16:41,205 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2022-11-20 12:16:41,305 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/4b86794bf/67dd70c4e00747d0b6b4f3178c298cad/FLAGea7a776fd [2022-11-20 12:16:41,325 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/4b86794bf/67dd70c4e00747d0b6b4f3178c298cad [2022-11-20 12:16:41,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:16:41,331 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:16:41,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:41,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:16:41,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:16:41,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:41" (1/1) ... [2022-11-20 12:16:41,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2f4902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:41, skipping insertion in model container [2022-11-20 12:16:41,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:41" (1/1) ... [2022-11-20 12:16:41,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:16:41,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:16:42,452 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractShiftRight(BitabsTranslation.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructBinaryBitwiseIntegerExpression(IntegerTranslation.java:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.constructBinaryBitwiseExpression(ExpressionTranslation.java:131) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:418) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:960) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 12:16:42,467 INFO L158 Benchmark]: Toolchain (without parser) took 1134.29ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 65.9MB in the beginning and 71.4MB in the end (delta: -5.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2022-11-20 12:16:42,468 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:16:42,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1131.22ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 65.9MB in the beginning and 71.4MB in the end (delta: -5.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2022-11-20 12:16:42,472 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1131.22ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 65.9MB in the beginning and 71.4MB in the end (delta: -5.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: NullPointerException: null: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:384) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN --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 45acb2c796116b4df93c0e090b1e242e2e986b4d7b1240180279cd2f8660db26 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:16:45,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:16:45,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:16:45,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:16:45,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:16:45,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:16:45,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:16:45,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:16:45,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:16:45,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:16:45,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:16:45,432 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:16:45,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:16:45,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:16:45,441 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:16:45,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:16:45,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:16:45,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:16:45,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:16:45,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:16:45,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:16:45,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:16:45,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:16:45,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:16:45,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:16:45,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:16:45,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:16:45,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:16:45,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:16:45,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:16:45,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:16:45,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:16:45,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:16:45,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:16:45,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:16:45,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:16:45,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:16:45,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:16:45,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:16:45,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:16:45,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:16:45,483 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 12:16:45,526 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:16:45,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:16:45,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:16:45,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:16:45,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:16:45,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:16:45,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:16:45,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:16:45,532 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:16:45,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:16:45,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:16:45,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:16:45,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:16:45,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:16:45,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 12:16:45,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 12:16:45,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 12:16:45,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:16:45,537 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:16:45,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:16:45,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:16:45,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:16:45,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:16:45,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:16:45,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:16:45,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:16:45,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:16:45,540 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 12:16:45,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 12:16:45,541 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:16:45,541 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:16:45,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:16:45,542 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 12:16:45,542 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 45acb2c796116b4df93c0e090b1e242e2e986b4d7b1240180279cd2f8660db26 [2022-11-20 12:16:46,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:16:46,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:16:46,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:16:46,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:16:46,085 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:16:46,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2022-11-20 12:16:49,878 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:16:50,917 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:16:50,918 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2022-11-20 12:16:50,985 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/4fb8e37f4/060fb2546d5946d99b61db7261b0ce20/FLAGaf9666ac2 [2022-11-20 12:16:51,023 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/data/4fb8e37f4/060fb2546d5946d99b61db7261b0ce20 [2022-11-20 12:16:51,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:16:51,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:16:51,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:51,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:16:51,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:16:51,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:51" (1/1) ... [2022-11-20 12:16:51,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab815b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:51, skipping insertion in model container [2022-11-20 12:16:51,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:16:51" (1/1) ... [2022-11-20 12:16:51,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:16:51,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:16:57,099 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480731,480744] [2022-11-20 12:16:57,106 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480876,480889] [2022-11-20 12:16:57,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:16:57,268 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 12:16:57,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:16:58,307 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480731,480744] [2022-11-20 12:16:58,307 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480876,480889] [2022-11-20 12:16:58,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:16:58,362 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:16:59,078 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480731,480744] [2022-11-20 12:16:59,078 WARN L237 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_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i[480876,480889] [2022-11-20 12:16:59,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:16:59,297 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:16:59,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59 WrapperNode [2022-11-20 12:16:59,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:16:59,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:16:59,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:16:59,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:16:59,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:16:59,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:16:59,783 INFO L138 Inliner]: procedures = 557, calls = 4303, calls flagged for inlining = 248, calls inlined = 232, statements flattened = 8468 [2022-11-20 12:16:59,784 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:16:59,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:16:59,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:16:59,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:16:59,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:16:59,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:16:59,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:16:59,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,324 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:17:00,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:17:00,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:17:00,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:17:00,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (1/1) ... [2022-11-20 12:17:00,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:17:00,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:17:00,479 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:17:00,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:17:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure disable_ast [2022-11-20 12:17:00,540 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_ast [2022-11-20 12:17:00,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_92 [2022-11-20 12:17:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_92 [2022-11-20 12:17:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 12:17:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 12:17:00,541 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-20 12:17:00,541 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-20 12:17:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 12:17:00,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 12:17:00,542 INFO L130 BoogieDeclarations]: Found specification of procedure type4_infoblock [2022-11-20 12:17:00,542 INFO L138 BoogieDeclarations]: Found implementation of procedure type4_infoblock [2022-11-20 12:17:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_put_cache [2022-11-20 12:17:00,543 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_put_cache [2022-11-20 12:17:00,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-20 12:17:00,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-20 12:17:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_de4x5_private [2022-11-20 12:17:00,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_de4x5_private [2022-11-20 12:17:00,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_de4x5_private [2022-11-20 12:17:00,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_de4x5_private [2022-11-20 12:17:00,545 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_mii [2022-11-20 12:17:00,545 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_mii [2022-11-20 12:17:00,546 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_switch_mac_port [2022-11-20 12:17:00,546 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_switch_mac_port [2022-11-20 12:17:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-20 12:17:00,547 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-20 12:17:00,547 INFO L130 BoogieDeclarations]: Found specification of procedure srom_latch [2022-11-20 12:17:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_latch [2022-11-20 12:17:00,549 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-20 12:17:00,549 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-20 12:17:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure build_setup_frame [2022-11-20 12:17:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure build_setup_frame [2022-11-20 12:17:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure type2_infoblock [2022-11-20 12:17:00,550 INFO L138 BoogieDeclarations]: Found implementation of procedure type2_infoblock [2022-11-20 12:17:00,550 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 12:17:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-11-20 12:17:00,551 INFO L130 BoogieDeclarations]: Found specification of procedure type0_infoblock [2022-11-20 12:17:00,551 INFO L138 BoogieDeclarations]: Found implementation of procedure type0_infoblock [2022-11-20 12:17:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2022-11-20 12:17:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2022-11-20 12:17:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure DevicePresent [2022-11-20 12:17:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure DevicePresent [2022-11-20 12:17:00,552 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-20 12:17:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-20 12:17:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 12:17:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 12:17:00,553 INFO L130 BoogieDeclarations]: Found specification of procedure dc21143_infoleaf [2022-11-20 12:17:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21143_infoleaf [2022-11-20 12:17:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure set_multicast_list [2022-11-20 12:17:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure set_multicast_list [2022-11-20 12:17:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-20 12:17:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-20 12:17:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 12:17:00,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 12:17:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-11-20 12:17:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_sw_reset [2022-11-20 12:17:00,556 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_sw_reset [2022-11-20 12:17:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 12:17:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-11-20 12:17:00,557 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-11-20 12:17:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 12:17:00,557 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-20 12:17:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-20 12:17:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 12:17:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 12:17:00,558 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2022-11-20 12:17:00,558 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2022-11-20 12:17:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure is_spd_100 [2022-11-20 12:17:00,559 INFO L138 BoogieDeclarations]: Found implementation of procedure is_spd_100 [2022-11-20 12:17:00,559 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-20 12:17:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-20 12:17:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-11-20 12:17:00,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~C_INT [2022-11-20 12:17:00,560 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-20 12:17:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-20 12:17:00,561 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_mii [2022-11-20 12:17:00,561 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_mii [2022-11-20 12:17:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_rx_buffs [2022-11-20 12:17:00,562 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_rx_buffs [2022-11-20 12:17:00,562 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-20 12:17:00,563 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-20 12:17:00,563 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-20 12:17:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-20 12:17:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 12:17:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 12:17:00,564 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~C_INT [2022-11-20 12:17:00,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u_char~0~X~$Pointer$~TO~C_INT [2022-11-20 12:17:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-20 12:17:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-20 12:17:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 12:17:00,565 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 12:17:00,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-20 12:17:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-20 12:17:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-20 12:17:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-20 12:17:00,566 INFO L130 BoogieDeclarations]: Found specification of procedure ping_media [2022-11-20 12:17:00,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ping_media [2022-11-20 12:17:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 12:17:00,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 12:17:00,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-20 12:17:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-20 12:17:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure srom_autoconf [2022-11-20 12:17:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_autoconf [2022-11-20 12:17:00,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-20 12:17:00,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-20 12:17:00,569 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-20 12:17:00,569 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-20 12:17:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_tx [2022-11-20 12:17:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_tx [2022-11-20 12:17:00,574 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-11-20 12:17:00,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-11-20 12:17:00,575 INFO L130 BoogieDeclarations]: Found specification of procedure srom_rd [2022-11-20 12:17:00,577 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_rd [2022-11-20 12:17:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 12:17:00,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-20 12:17:00,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-20 12:17:00,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 12:17:00,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 12:17:00,586 INFO L130 BoogieDeclarations]: Found specification of procedure SetMulticastFilter [2022-11-20 12:17:00,586 INFO L138 BoogieDeclarations]: Found implementation of procedure SetMulticastFilter [2022-11-20 12:17:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:17:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ioctl [2022-11-20 12:17:00,587 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ioctl [2022-11-20 12:17:00,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 12:17:00,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 12:17:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 12:17:00,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 12:17:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 12:17:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 12:17:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 12:17:00,588 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 12:17:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 12:17:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 12:17:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure getfrom_srom [2022-11-20 12:17:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure getfrom_srom [2022-11-20 12:17:00,589 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-20 12:17:00,589 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-20 12:17:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-20 12:17:00,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-20 12:17:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-20 12:17:00,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-20 12:17:00,590 INFO L130 BoogieDeclarations]: Found specification of procedure mii_swap [2022-11-20 12:17:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_swap [2022-11-20 12:17:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_reset_phy [2022-11-20 12:17:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_reset_phy [2022-11-20 12:17:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_putb_cache [2022-11-20 12:17:00,591 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_putb_cache [2022-11-20 12:17:00,591 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-20 12:17:00,592 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-20 12:17:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure dc21142_infoleaf [2022-11-20 12:17:00,592 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21142_infoleaf [2022-11-20 12:17:00,592 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 12:17:00,593 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 12:17:00,593 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_stats [2022-11-20 12:17:00,594 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_stats [2022-11-20 12:17:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-20 12:17:00,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-20 12:17:00,594 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-20 12:17:00,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-20 12:17:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 12:17:00,595 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init_connection [2022-11-20 12:17:00,595 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init_connection [2022-11-20 12:17:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wr [2022-11-20 12:17:00,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wr [2022-11-20 12:17:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:17:00,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:17:00,596 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_state [2022-11-20 12:17:00,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_state [2022-11-20 12:17:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 12:17:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2022-11-20 12:17:00,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2022-11-20 12:17:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 12:17:00,597 INFO L130 BoogieDeclarations]: Found specification of procedure type3_infoblock [2022-11-20 12:17:00,598 INFO L138 BoogieDeclarations]: Found implementation of procedure type3_infoblock [2022-11-20 12:17:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 12:17:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 12:17:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 12:17:00,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 12:17:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 12:17:00,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 12:17:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure reset_init_sia [2022-11-20 12:17:00,599 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_init_sia [2022-11-20 12:17:00,599 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-20 12:17:00,599 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-20 12:17:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_alloc_rx_buff [2022-11-20 12:17:00,600 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_alloc_rx_buff [2022-11-20 12:17:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure test_for_100Mb [2022-11-20 12:17:00,600 INFO L138 BoogieDeclarations]: Found implementation of procedure test_for_100Mb [2022-11-20 12:17:00,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-20 12:17:00,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-20 12:17:00,601 INFO L130 BoogieDeclarations]: Found specification of procedure type5_infoblock [2022-11-20 12:17:00,601 INFO L138 BoogieDeclarations]: Found implementation of procedure type5_infoblock [2022-11-20 12:17:00,601 INFO L130 BoogieDeclarations]: Found specification of procedure load_packet [2022-11-20 12:17:00,601 INFO L138 BoogieDeclarations]: Found implementation of procedure load_packet [2022-11-20 12:17:00,601 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140m_autoconf [2022-11-20 12:17:00,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140m_autoconf [2022-11-20 12:17:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure is_100_up [2022-11-20 12:17:00,602 INFO L138 BoogieDeclarations]: Found implementation of procedure is_100_up [2022-11-20 12:17:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_open [2022-11-20 12:17:00,602 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_open [2022-11-20 12:17:00,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 12:17:00,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 12:17:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ta [2022-11-20 12:17:00,603 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ta [2022-11-20 12:17:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-20 12:17:00,603 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-20 12:17:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure dc21040_autoconf [2022-11-20 12:17:00,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21040_autoconf [2022-11-20 12:17:00,604 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2022-11-20 12:17:00,604 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2022-11-20 12:17:00,604 INFO L130 BoogieDeclarations]: Found specification of procedure test_mii_reg [2022-11-20 12:17:00,604 INFO L138 BoogieDeclarations]: Found implementation of procedure test_mii_reg [2022-11-20 12:17:00,605 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_cache_state [2022-11-20 12:17:00,605 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_cache_state [2022-11-20 12:17:00,605 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-20 12:17:00,605 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-20 12:17:00,605 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_pci_remove [2022-11-20 12:17:00,605 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_pci_remove [2022-11-20 12:17:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 12:17:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_media [2022-11-20 12:17:00,606 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_media [2022-11-20 12:17:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure autoconf_media [2022-11-20 12:17:00,606 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconf_media [2022-11-20 12:17:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_autoconf [2022-11-20 12:17:00,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_autoconf [2022-11-20 12:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rd [2022-11-20 12:17:00,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rd [2022-11-20 12:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 12:17:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_ast [2022-11-20 12:17:00,608 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_ast [2022-11-20 12:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2022-11-20 12:17:00,608 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2022-11-20 12:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 12:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 12:17:00,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 12:17:00,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 12:17:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 12:17:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-20 12:17:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-20 12:17:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure is_10_up [2022-11-20 12:17:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10_up [2022-11-20 12:17:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2022-11-20 12:17:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2022-11-20 12:17:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure is_anc_capable [2022-11-20 12:17:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure is_anc_capable [2022-11-20 12:17:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure type1_infoblock [2022-11-20 12:17:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure type1_infoblock [2022-11-20 12:17:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-20 12:17:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-20 12:17:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-20 12:17:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-20 12:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-20 12:17:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-20 12:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure dc21140_infoleaf [2022-11-20 12:17:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21140_infoleaf [2022-11-20 12:17:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 12:17:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 12:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-20 12:17:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-20 12:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_queue_pkt [2022-11-20 12:17:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_queue_pkt [2022-11-20 12:17:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure test_media [2022-11-20 12:17:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure test_media [2022-11-20 12:17:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buffs [2022-11-20 12:17:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buffs [2022-11-20 12:17:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2022-11-20 12:17:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2022-11-20 12:17:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-20 12:17:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-20 12:17:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-20 12:17:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-20 12:17:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-20 12:17:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-20 12:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_init [2022-11-20 12:17:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_init [2022-11-20 12:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 12:17:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 12:17:00,626 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-20 12:17:00,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-20 12:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure dc21041_infoleaf [2022-11-20 12:17:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure dc21041_infoleaf [2022-11-20 12:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure srom_exec [2022-11-20 12:17:00,627 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_exec [2022-11-20 12:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 12:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 12:17:00,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 12:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 12:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 12:17:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 12:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure gep_wr [2022-11-20 12:17:00,628 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_wr [2022-11-20 12:17:00,628 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-20 12:17:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-20 12:17:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure sendto_srom [2022-11-20 12:17:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure sendto_srom [2022-11-20 12:17:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-20 12:17:00,629 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-20 12:17:00,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_96 [2022-11-20 12:17:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_96 [2022-11-20 12:17:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_get_cache [2022-11-20 12:17:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_get_cache [2022-11-20 12:17:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_suspect_state [2022-11-20 12:17:00,630 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_suspect_state [2022-11-20 12:17:00,630 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_dbg_mii [2022-11-20 12:17:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_dbg_mii [2022-11-20 12:17:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure compact_infoblock [2022-11-20 12:17:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure compact_infoblock [2022-11-20 12:17:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 12:17:00,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 12:17:00,631 INFO L130 BoogieDeclarations]: Found specification of procedure gep_rd [2022-11-20 12:17:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure gep_rd [2022-11-20 12:17:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure mii_address [2022-11-20 12:17:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_address [2022-11-20 12:17:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_free_tx_buff [2022-11-20 12:17:00,632 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_free_tx_buff [2022-11-20 12:17:00,632 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_setup_intr [2022-11-20 12:17:00,633 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_setup_intr [2022-11-20 12:17:00,638 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_save_skbs [2022-11-20 12:17:00,638 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_save_skbs [2022-11-20 12:17:00,639 INFO L130 BoogieDeclarations]: Found specification of procedure dc2114x_autoconf [2022-11-20 12:17:00,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dc2114x_autoconf [2022-11-20 12:17:00,639 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-11-20 12:17:00,641 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-11-20 12:17:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure srom_map_media [2022-11-20 12:17:00,641 INFO L138 BoogieDeclarations]: Found implementation of procedure srom_map_media [2022-11-20 12:17:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_strncmp [2022-11-20 12:17:00,641 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_strncmp [2022-11-20 12:17:00,641 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-20 12:17:00,642 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-20 12:17:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure de4x5_close [2022-11-20 12:17:00,642 INFO L138 BoogieDeclarations]: Found implementation of procedure de4x5_close [2022-11-20 12:17:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure yawn [2022-11-20 12:17:00,642 INFO L138 BoogieDeclarations]: Found implementation of procedure yawn [2022-11-20 12:17:00,642 INFO L130 BoogieDeclarations]: Found specification of procedure mii_wdata [2022-11-20 12:17:00,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_wdata [2022-11-20 12:17:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 12:17:00,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 12:17:00,643 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-20 12:17:02,486 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:17:02,495 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:17:07,155 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 12:18:52,484 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 12:18:53,508 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:18:53,549 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:18:53,550 INFO L300 CfgBuilder]: Removed 17 assume(true) statements. [2022-11-20 12:18:53,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:18:53 BoogieIcfgContainer [2022-11-20 12:18:53,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:18:53,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:18:53,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:18:53,567 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:18:53,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:16:51" (1/3) ... [2022-11-20 12:18:53,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5239b028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:18:53, skipping insertion in model container [2022-11-20 12:18:53,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:16:59" (2/3) ... [2022-11-20 12:18:53,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5239b028 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:18:53, skipping insertion in model container [2022-11-20 12:18:53,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:18:53" (3/3) ... [2022-11-20 12:18:53,572 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-dec-tulip-de4x5.cil.i [2022-11-20 12:18:53,596 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:18:53,596 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 12:18:53,770 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:18:53,788 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=PETRI_NET, 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;@3fa99f01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:18:53,788 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 12:18:53,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 3863 states, 2729 states have (on average 1.3499450348112862) internal successors, (3684), 2789 states have internal predecessors, (3684), 997 states have call successors, (997), 153 states have call predecessors, (997), 152 states have return successors, (990), 976 states have call predecessors, (990), 990 states have call successors, (990) [2022-11-20 12:18:53,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-20 12:18:53,927 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:18:53,928 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 2, 2, 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, 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, 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] [2022-11-20 12:18:53,929 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:18:53,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:18:53,938 INFO L85 PathProgramCache]: Analyzing trace with hash 711239499, now seen corresponding path program 1 times [2022-11-20 12:18:53,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:18:53,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305706817] [2022-11-20 12:18:53,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:18:53,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:18:53,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:18:53,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:18:54,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-20 12:18:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:18:56,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:18:56,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:18:57,117 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 948 trivial. 0 not checked. [2022-11-20 12:18:57,117 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:18:57,118 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:18:57,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [305706817] [2022-11-20 12:18:57,122 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [305706817] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:18:57,122 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:18:57,122 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:18:57,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915842526] [2022-11-20 12:18:57,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:18:57,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:18:57,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:18:57,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:18:57,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:18:57,213 INFO L87 Difference]: Start difference. First operand has 3863 states, 2729 states have (on average 1.3499450348112862) internal successors, (3684), 2789 states have internal predecessors, (3684), 997 states have call successors, (997), 153 states have call predecessors, (997), 152 states have return successors, (990), 976 states have call predecessors, (990), 990 states have call successors, (990) Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-20 12:18:59,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:19:00,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:00,944 INFO L93 Difference]: Finished difference Result 10635 states and 15941 transitions. [2022-11-20 12:19:00,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:00,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 224 [2022-11-20 12:19:00,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:19:01,040 INFO L225 Difference]: With dead ends: 10635 [2022-11-20 12:19:01,041 INFO L226 Difference]: Without dead ends: 6744 [2022-11-20 12:19:01,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:01,095 INFO L413 NwaCegarLoop]: 6402 mSDtfsCounter, 4369 mSDsluCounter, 5502 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4369 SdHoareTripleChecker+Valid, 11904 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:19:01,096 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4369 Valid, 11904 Invalid, 86 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-11-20 12:19:01,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6744 states. [2022-11-20 12:19:01,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6744 to 6741. [2022-11-20 12:19:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6741 states, 4743 states have (on average 1.3468269028041324) internal successors, (6388), 4822 states have internal predecessors, (6388), 1720 states have call successors, (1720), 277 states have call predecessors, (1720), 277 states have return successors, (1720), 1694 states have call predecessors, (1720), 1720 states have call successors, (1720) [2022-11-20 12:19:01,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6741 states to 6741 states and 9828 transitions. [2022-11-20 12:19:01,721 INFO L78 Accepts]: Start accepts. Automaton has 6741 states and 9828 transitions. Word has length 224 [2022-11-20 12:19:01,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:19:01,725 INFO L495 AbstractCegarLoop]: Abstraction has 6741 states and 9828 transitions. [2022-11-20 12:19:01,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-20 12:19:01,726 INFO L276 IsEmpty]: Start isEmpty. Operand 6741 states and 9828 transitions. [2022-11-20 12:19:01,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-20 12:19:01,759 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:19:01,760 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 6, 6, 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, 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, 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, 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] [2022-11-20 12:19:01,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:01,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:01,974 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:19:01,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:01,975 INFO L85 PathProgramCache]: Analyzing trace with hash 930651207, now seen corresponding path program 1 times [2022-11-20 12:19:01,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:19:01,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [668905913] [2022-11-20 12:19:01,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:01,980 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:01,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:19:02,003 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:19:02,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-20 12:19:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:04,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:04,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:05,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-11-20 12:19:05,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:19:05,036 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:19:05,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [668905913] [2022-11-20 12:19:05,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [668905913] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:05,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:05,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:05,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122838753] [2022-11-20 12:19:05,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:05,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:19:05,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:19:05,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:05,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:05,041 INFO L87 Difference]: Start difference. First operand 6741 states and 9828 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:07,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:19:08,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:08,664 INFO L93 Difference]: Finished difference Result 20067 states and 29267 transitions. [2022-11-20 12:19:08,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:08,665 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 264 [2022-11-20 12:19:08,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:19:08,804 INFO L225 Difference]: With dead ends: 20067 [2022-11-20 12:19:08,805 INFO L226 Difference]: Without dead ends: 13361 [2022-11-20 12:19:08,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:08,870 INFO L413 NwaCegarLoop]: 6445 mSDtfsCounter, 5375 mSDsluCounter, 5462 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5375 SdHoareTripleChecker+Valid, 11907 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:19:08,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5375 Valid, 11907 Invalid, 47 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 39 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-11-20 12:19:08,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13361 states. [2022-11-20 12:19:09,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13361 to 13357. [2022-11-20 12:19:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13357 states, 9397 states have (on average 1.3475577311908056) internal successors, (12663), 9555 states have internal predecessors, (12663), 3405 states have call successors, (3405), 554 states have call predecessors, (3405), 554 states have return successors, (3408), 3353 states have call predecessors, (3408), 3405 states have call successors, (3408) [2022-11-20 12:19:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13357 states to 13357 states and 19476 transitions. [2022-11-20 12:19:09,912 INFO L78 Accepts]: Start accepts. Automaton has 13357 states and 19476 transitions. Word has length 264 [2022-11-20 12:19:09,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:19:09,913 INFO L495 AbstractCegarLoop]: Abstraction has 13357 states and 19476 transitions. [2022-11-20 12:19:09,915 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 13357 states and 19476 transitions. [2022-11-20 12:19:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-11-20 12:19:09,941 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:19:09,942 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 6, 6, 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, 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, 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, 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, 1] [2022-11-20 12:19:10,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:10,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:10,159 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:19:10,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:10,159 INFO L85 PathProgramCache]: Analyzing trace with hash -267389538, now seen corresponding path program 1 times [2022-11-20 12:19:10,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:19:10,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1987913572] [2022-11-20 12:19:10,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:10,163 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:10,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:19:10,164 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:19:10,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-20 12:19:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:12,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 2544 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:12,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-11-20 12:19:13,249 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:19:13,249 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:19:13,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1987913572] [2022-11-20 12:19:13,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1987913572] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:13,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:13,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:13,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697560016] [2022-11-20 12:19:13,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:13,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:19:13,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:19:13,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:13,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:13,253 INFO L87 Difference]: Start difference. First operand 13357 states and 19476 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:15,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:19:17,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:17,590 INFO L93 Difference]: Finished difference Result 39829 states and 58094 transitions. [2022-11-20 12:19:17,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:17,591 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 267 [2022-11-20 12:19:17,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:19:17,896 INFO L225 Difference]: With dead ends: 39829 [2022-11-20 12:19:17,897 INFO L226 Difference]: Without dead ends: 26507 [2022-11-20 12:19:18,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:18,029 INFO L413 NwaCegarLoop]: 6445 mSDtfsCounter, 5374 mSDsluCounter, 5462 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5374 SdHoareTripleChecker+Valid, 11907 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:19:18,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5374 Valid, 11907 Invalid, 47 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 39 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-11-20 12:19:18,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26507 states. [2022-11-20 12:19:20,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26507 to 26501. [2022-11-20 12:19:20,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26501 states, 18637 states have (on average 1.347910071363417) internal successors, (25121), 18953 states have internal predecessors, (25121), 6755 states have call successors, (6755), 1108 states have call predecessors, (6755), 1108 states have return successors, (6767), 6651 states have call predecessors, (6767), 6755 states have call successors, (6767) [2022-11-20 12:19:20,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26501 states to 26501 states and 38643 transitions. [2022-11-20 12:19:20,606 INFO L78 Accepts]: Start accepts. Automaton has 26501 states and 38643 transitions. Word has length 267 [2022-11-20 12:19:20,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:19:20,608 INFO L495 AbstractCegarLoop]: Abstraction has 26501 states and 38643 transitions. [2022-11-20 12:19:20,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 26501 states and 38643 transitions. [2022-11-20 12:19:20,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-11-20 12:19:20,634 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:19:20,634 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 6, 6, 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, 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, 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, 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, 1, 1] [2022-11-20 12:19:20,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:20,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:20,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:19:20,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:20,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1239683872, now seen corresponding path program 1 times [2022-11-20 12:19:20,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:19:20,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1277791910] [2022-11-20 12:19:20,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:20,859 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:20,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:19:20,861 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:19:20,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-20 12:19:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:24,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 2541 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:24,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-11-20 12:19:24,415 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:19:24,415 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:19:24,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1277791910] [2022-11-20 12:19:24,416 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1277791910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:24,416 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:24,416 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:24,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561449728] [2022-11-20 12:19:24,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:24,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:19:24,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:19:24,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:24,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:24,418 INFO L87 Difference]: Start difference. First operand 26501 states and 38643 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:26,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:19:29,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:29,941 INFO L93 Difference]: Finished difference Result 77182 states and 112499 transitions. [2022-11-20 12:19:29,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:29,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 268 [2022-11-20 12:19:29,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:19:30,384 INFO L225 Difference]: With dead ends: 77182 [2022-11-20 12:19:30,385 INFO L226 Difference]: Without dead ends: 50716 [2022-11-20 12:19:30,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:30,590 INFO L413 NwaCegarLoop]: 6445 mSDtfsCounter, 5373 mSDsluCounter, 5462 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5373 SdHoareTripleChecker+Valid, 11907 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 12:19:30,591 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5373 Valid, 11907 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 39 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 12:19:30,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50716 states. [2022-11-20 12:19:35,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50716 to 50698. [2022-11-20 12:19:35,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50698 states, 35672 states have (on average 1.3473032069970845) internal successors, (48061), 36281 states have internal predecessors, (48061), 12876 states have call successors, (12876), 2149 states have call predecessors, (12876), 2149 states have return successors, (12912), 12676 states have call predecessors, (12912), 12876 states have call successors, (12912) [2022-11-20 12:19:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50698 states to 50698 states and 73849 transitions. [2022-11-20 12:19:36,348 INFO L78 Accepts]: Start accepts. Automaton has 50698 states and 73849 transitions. Word has length 268 [2022-11-20 12:19:36,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:19:36,350 INFO L495 AbstractCegarLoop]: Abstraction has 50698 states and 73849 transitions. [2022-11-20 12:19:36,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-11-20 12:19:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 50698 states and 73849 transitions. [2022-11-20 12:19:36,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2022-11-20 12:19:36,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:19:36,362 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 3, 3, 2, 2, 2, 2, 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, 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, 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, 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, 1] [2022-11-20 12:19:36,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:19:36,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:36,580 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:19:36,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:19:36,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1942196186, now seen corresponding path program 1 times [2022-11-20 12:19:36,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:19:36,584 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1462448117] [2022-11-20 12:19:36,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:19:36,584 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-20 12:19:36,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:19:36,586 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-20 12:19:36,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc21aaa7-d3b9-411a-9b27-3b10583ca80b/bin/uautomizer-ug76WZFUDN/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-20 12:19:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:19:39,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:19:39,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:19:40,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2022-11-20 12:19:40,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:19:40,253 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:19:40,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1462448117] [2022-11-20 12:19:40,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1462448117] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:19:40,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:19:40,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:19:40,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081528603] [2022-11-20 12:19:40,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:19:40,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:19:40,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:19:40,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:19:40,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:40,257 INFO L87 Difference]: Start difference. First operand 50698 states and 73849 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-20 12:19:42,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:19:48,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:19:48,122 INFO L93 Difference]: Finished difference Result 148866 states and 219073 transitions. [2022-11-20 12:19:48,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:19:48,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 269 [2022-11-20 12:19:48,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:19:49,223 INFO L225 Difference]: With dead ends: 148866 [2022-11-20 12:19:49,223 INFO L226 Difference]: Without dead ends: 98203 [2022-11-20 12:19:50,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:19:50,013 INFO L413 NwaCegarLoop]: 6519 mSDtfsCounter, 5262 mSDsluCounter, 5513 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5262 SdHoareTripleChecker+Valid, 12032 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-20 12:19:50,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5262 Valid, 12032 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 14 Invalid, 1 Unknown, 0 Unchecked, 2.6s Time] [2022-11-20 12:19:50,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98203 states.