./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 --- 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 11:55:19,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:55:19,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:55:19,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:55:19,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:55:19,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:55:19,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:55:19,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:55:19,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:55:19,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:55:19,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:55:19,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:55:19,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:55:19,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:55:19,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:55:19,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:55:19,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:55:19,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:55:19,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:55:19,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:55:19,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:55:19,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:55:19,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:55:19,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:55:19,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:55:19,110 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:55:19,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:55:19,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:55:19,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:55:19,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:55:19,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:55:19,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:55:19,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:55:19,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:55:19,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:55:19,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:55:19,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:55:19,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:55:19,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:55:19,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:55:19,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:55:19,135 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 11:55:19,181 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:55:19,185 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:55:19,186 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:55:19,186 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:55:19,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:55:19,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:55:19,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:55:19,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:55:19,190 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:55:19,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:55:19,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:55:19,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:55:19,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:55:19,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:55:19,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:55:19,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:55:19,194 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:55:19,195 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:55:19,195 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:55:19,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:55:19,196 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:55:19,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:55:19,197 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:55:19,197 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:55:19,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:55:19,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:55:19,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:55:19,199 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:55:19,199 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:55:19,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:55:19,200 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 [2022-11-20 11:55:19,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:55:19,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:55:19,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:55:19,647 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:55:19,649 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:55:19,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-20 11:55:23,363 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:55:24,857 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:55:24,858 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-20 11:55:25,059 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/c4c815d91/65ae34817e3d49d087ce2be032a2161d/FLAGc380cafb0 [2022-11-20 11:55:25,085 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/c4c815d91/65ae34817e3d49d087ce2be032a2161d [2022-11-20 11:55:25,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:55:25,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:55:25,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:55:25,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:55:25,096 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:55:25,097 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:25" (1/1) ... [2022-11-20 11:55:25,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324b99b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:25, skipping insertion in model container [2022-11-20 11:55:25,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:25" (1/1) ... [2022-11-20 11:55:25,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:55:25,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:55:26,598 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 11:55:26,611 INFO L158 Benchmark]: Toolchain (without parser) took 1520.51ms. Allocated memory is still 197.1MB. Free memory was 150.0MB in the beginning and 93.3MB in the end (delta: 56.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 11:55:26,611 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:55:26,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1517.93ms. Allocated memory is still 197.1MB. Free memory was 150.0MB in the beginning and 93.3MB in the end (delta: 56.7MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 11:55:26,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 159.4MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1517.93ms. Allocated memory is still 197.1MB. Free memory was 150.0MB in the beginning and 93.3MB in the end (delta: 56.7MB). Peak memory consumption was 60.8MB. 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 --- 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 11:55:29,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:55:29,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:55:29,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:55:29,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:55:29,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:55:29,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:55:29,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:55:29,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:55:29,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:55:29,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:55:29,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:55:29,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:55:29,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:55:29,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:55:29,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:55:29,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:55:29,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:55:29,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:55:29,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:55:29,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:55:29,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:55:29,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:55:29,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:55:29,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:55:29,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:55:29,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:55:29,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:55:29,647 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:55:29,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:55:29,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:55:29,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:55:29,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:55:29,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:55:29,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:55:29,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:55:29,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:55:29,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:55:29,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:55:29,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:55:29,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:55:29,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-20 11:55:29,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:55:29,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:55:29,717 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:55:29,717 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:55:29,719 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:55:29,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:55:29,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:55:29,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:55:29,721 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:55:29,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:55:29,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:55:29,723 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:55:29,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:55:29,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:55:29,725 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:55:29,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:55:29,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:55:29,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:55:29,726 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:55:29,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:55:29,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:55:29,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:55:29,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:55:29,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:55:29,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:55:29,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:55:29,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:55:29,729 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:55:29,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:55:29,730 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:55:29,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:55:29,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:55:29,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:55:29,732 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f86bd80e1dfdf8246d3fbc9ed5a7a7eb69a7621f24c545347c1a1ff0b611568 [2022-11-20 11:55:30,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:55:30,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:55:30,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:55:30,259 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:55:30,259 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:55:30,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-20 11:55:33,955 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:55:35,377 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:55:35,378 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-20 11:55:35,486 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/8b758f436/ef1cc0d4eb7b4ae4af2b5b85101dea50/FLAGa57881fd0 [2022-11-20 11:55:35,517 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/data/8b758f436/ef1cc0d4eb7b4ae4af2b5b85101dea50 [2022-11-20 11:55:35,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:55:35,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:55:35,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:55:35,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:55:35,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:55:35,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:35" (1/1) ... [2022-11-20 11:55:35,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d20f533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:35, skipping insertion in model container [2022-11-20 11:55:35,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:55:35" (1/1) ... [2022-11-20 11:55:35,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:55:35,942 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:55:48,842 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[950924,950937] [2022-11-20 11:55:48,846 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[951069,951082] [2022-11-20 11:55:48,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:55:48,984 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 11:55:49,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:55:50,829 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[950924,950937] [2022-11-20 11:55:50,830 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[951069,951082] [2022-11-20 11:55:50,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:55:50,907 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:55:52,194 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[950924,950937] [2022-11-20 11:55:52,195 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_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i[951069,951082] [2022-11-20 11:55:52,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:55:52,971 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:55:52,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52 WrapperNode [2022-11-20 11:55:52,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:55:52,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:55:52,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:55:52,974 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:55:52,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:53,356 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:54,468 INFO L138 Inliner]: procedures = 881, calls = 16616, calls flagged for inlining = 427, calls inlined = 364, statements flattened = 28028 [2022-11-20 11:55:54,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:55:54,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:55:54,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:55:54,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:55:54,485 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:54,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:54,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:54,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:55,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:55,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:55,805 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:55,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:56,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:55:56,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:55:56,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:55:56,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:55:56,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (1/1) ... [2022-11-20 11:55:56,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:55:56,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:55:56,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:55:56,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:55:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2022-11-20 11:55:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2022-11-20 11:55:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-20 11:55:56,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-20 11:55:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2022-11-20 11:55:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2022-11-20 11:55:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2022-11-20 11:55:56,214 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2022-11-20 11:55:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-20 11:55:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-20 11:55:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2022-11-20 11:55:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2022-11-20 11:55:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2022-11-20 11:55:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2022-11-20 11:55:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-20 11:55:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-20 11:55:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-20 11:55:56,217 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-20 11:55:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2022-11-20 11:55:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2022-11-20 11:55:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-20 11:55:56,218 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-20 11:55:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-20 11:55:56,220 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-20 11:55:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2022-11-20 11:55:56,221 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2022-11-20 11:55:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-20 11:55:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-20 11:55:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2022-11-20 11:55:56,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2022-11-20 11:55:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2022-11-20 11:55:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2022-11-20 11:55:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2022-11-20 11:55:56,223 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2022-11-20 11:55:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-20 11:55:56,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-20 11:55:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-20 11:55:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-20 11:55:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 11:55:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 11:55:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-20 11:55:56,225 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-20 11:55:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2022-11-20 11:55:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2022-11-20 11:55:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2022-11-20 11:55:56,226 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2022-11-20 11:55:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2022-11-20 11:55:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2022-11-20 11:55:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-20 11:55:56,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-20 11:55:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-20 11:55:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-20 11:55:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-20 11:55:56,229 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-20 11:55:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_113 [2022-11-20 11:55:56,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_113 [2022-11-20 11:55:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2022-11-20 11:55:56,230 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2022-11-20 11:55:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2022-11-20 11:55:56,231 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2022-11-20 11:55:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-20 11:55:56,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-20 11:55:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2022-11-20 11:55:56,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2022-11-20 11:55:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-20 11:55:56,232 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-20 11:55:56,232 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2022-11-20 11:55:56,233 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2022-11-20 11:55:56,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-20 11:55:56,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-20 11:55:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2022-11-20 11:55:56,235 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2022-11-20 11:55:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-20 11:55:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-20 11:55:56,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_108 [2022-11-20 11:55:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_108 [2022-11-20 11:55:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2022-11-20 11:55:56,237 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2022-11-20 11:55:56,237 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2022-11-20 11:55:56,238 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2022-11-20 11:55:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-20 11:55:56,239 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-20 11:55:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-20 11:55:56,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-20 11:55:56,239 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2022-11-20 11:55:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2022-11-20 11:55:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-20 11:55:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-20 11:55:56,240 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2022-11-20 11:55:56,241 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2022-11-20 11:55:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-20 11:55:56,241 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-20 11:55:56,241 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2022-11-20 11:55:56,241 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2022-11-20 11:55:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:55:56,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-20 11:55:56,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-20 11:55:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-20 11:55:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-20 11:55:56,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-20 11:55:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-20 11:55:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2022-11-20 11:55:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2022-11-20 11:55:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:55:56,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-20 11:55:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-20 11:55:56,245 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-20 11:55:56,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-20 11:55:56,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:55:56,250 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2022-11-20 11:55:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2022-11-20 11:55:56,251 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-20 11:55:56,253 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-20 11:55:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-20 11:55:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2022-11-20 11:55:56,255 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2022-11-20 11:55:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-11-20 11:55:56,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-11-20 11:55:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2022-11-20 11:55:56,262 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2022-11-20 11:55:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-20 11:55:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-20 11:55:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2022-11-20 11:55:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2022-11-20 11:55:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-20 11:55:56,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-20 11:55:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-20 11:55:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-20 11:55:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-20 11:55:56,264 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-20 11:55:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-20 11:55:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-20 11:55:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2022-11-20 11:55:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2022-11-20 11:55:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2022-11-20 11:55:56,265 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2022-11-20 11:55:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-20 11:55:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-20 11:55:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:55:56,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:55:56,266 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2022-11-20 11:55:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2022-11-20 11:55:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-11-20 11:55:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-11-20 11:55:56,267 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2022-11-20 11:55:56,267 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2022-11-20 11:55:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2022-11-20 11:55:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2022-11-20 11:55:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-20 11:55:56,268 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-20 11:55:56,268 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2022-11-20 11:55:56,269 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2022-11-20 11:55:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 11:55:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2022-11-20 11:55:56,269 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2022-11-20 11:55:56,269 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-20 11:55:56,270 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-20 11:55:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-20 11:55:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-20 11:55:56,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-20 11:55:56,270 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_resume [2022-11-20 11:55:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_resume [2022-11-20 11:55:56,271 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-20 11:55:56,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-20 11:55:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-20 11:55:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-20 11:55:56,272 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2022-11-20 11:55:56,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~VOID [2022-11-20 11:55:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 11:55:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 11:55:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2022-11-20 11:55:56,273 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2022-11-20 11:55:56,273 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2022-11-20 11:55:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2022-11-20 11:55:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2022-11-20 11:55:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2022-11-20 11:55:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-20 11:55:56,274 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-20 11:55:56,274 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2022-11-20 11:55:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2022-11-20 11:55:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-20 11:55:56,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-20 11:55:56,275 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-20 11:55:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-20 11:55:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:55:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-20 11:55:56,276 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-20 11:55:56,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2022-11-20 11:55:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2022-11-20 11:55:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2022-11-20 11:55:56,277 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2022-11-20 11:55:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:55:56,277 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-20 11:55:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-20 11:55:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2022-11-20 11:55:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2022-11-20 11:55:56,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2022-11-20 11:55:56,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2022-11-20 11:55:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2022-11-20 11:55:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2022-11-20 11:55:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2022-11-20 11:55:56,279 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2022-11-20 11:55:56,279 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2022-11-20 11:55:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2022-11-20 11:55:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-20 11:55:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-20 11:55:56,280 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2022-11-20 11:55:56,280 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2022-11-20 11:55:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-20 11:55:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-20 11:55:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-20 11:55:56,281 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-20 11:55:56,281 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2022-11-20 11:55:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2022-11-20 11:55:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-20 11:55:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-20 11:55:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2022-11-20 11:55:56,282 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2022-11-20 11:55:56,282 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-20 11:55:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-20 11:55:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2022-11-20 11:55:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2022-11-20 11:55:56,283 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2022-11-20 11:55:56,283 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2022-11-20 11:55:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-20 11:55:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-20 11:55:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-20 11:55:56,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-20 11:55:56,284 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2022-11-20 11:55:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2022-11-20 11:55:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2022-11-20 11:55:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2022-11-20 11:55:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-11-20 11:55:56,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-11-20 11:55:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:55:56,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-20 11:55:56,291 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-20 11:55:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-20 11:55:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-20 11:55:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-20 11:55:56,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 11:55:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-20 11:55:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2022-11-20 11:55:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2022-11-20 11:55:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-20 11:55:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-20 11:55:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2022-11-20 11:55:56,298 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2022-11-20 11:55:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-20 11:55:56,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-20 11:55:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2022-11-20 11:55:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2022-11-20 11:55:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2022-11-20 11:55:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2022-11-20 11:55:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2022-11-20 11:55:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2022-11-20 11:55:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2022-11-20 11:55:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2022-11-20 11:55:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2022-11-20 11:55:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2022-11-20 11:55:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2022-11-20 11:55:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2022-11-20 11:55:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-20 11:55:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-20 11:55:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-20 11:55:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-20 11:55:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_112 [2022-11-20 11:55:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_112 [2022-11-20 11:55:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-20 11:55:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-20 11:55:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-20 11:55:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2022-11-20 11:55:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2022-11-20 11:55:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-20 11:55:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-20 11:55:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-20 11:55:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-20 11:55:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-20 11:55:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-20 11:55:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2022-11-20 11:55:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2022-11-20 11:55:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 11:55:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 11:55:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2022-11-20 11:55:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2022-11-20 11:55:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2022-11-20 11:55:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2022-11-20 11:55:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2022-11-20 11:55:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2022-11-20 11:55:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-20 11:55:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-20 11:55:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2022-11-20 11:55:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2022-11-20 11:55:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-20 11:55:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-20 11:55:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-20 11:55:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-20 11:55:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2022-11-20 11:55:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2022-11-20 11:55:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2022-11-20 11:55:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2022-11-20 11:55:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2022-11-20 11:55:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2022-11-20 11:55:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2022-11-20 11:55:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2022-11-20 11:55:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2022-11-20 11:55:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2022-11-20 11:55:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-20 11:55:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-20 11:55:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-20 11:55:56,309 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-20 11:55:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-20 11:55:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-20 11:55:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-20 11:55:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-20 11:55:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-20 11:55:56,310 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-20 11:55:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:55:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-20 11:55:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:55:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 11:55:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2022-11-20 11:55:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2022-11-20 11:55:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-20 11:55:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2022-11-20 11:55:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2022-11-20 11:55:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2022-11-20 11:55:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2022-11-20 11:55:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2022-11-20 11:55:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2022-11-20 11:55:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2022-11-20 11:55:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2022-11-20 11:55:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-20 11:55:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-20 11:55:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2022-11-20 11:55:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2022-11-20 11:55:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2022-11-20 11:55:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2022-11-20 11:55:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-20 11:55:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-20 11:55:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-20 11:55:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-20 11:55:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2022-11-20 11:55:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2022-11-20 11:55:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-20 11:55:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-20 11:55:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2022-11-20 11:55:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2022-11-20 11:55:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2022-11-20 11:55:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2022-11-20 11:55:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-20 11:55:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-20 11:55:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-20 11:55:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-20 11:55:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-20 11:55:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-20 11:55:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-20 11:55:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-20 11:55:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2022-11-20 11:55:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2022-11-20 11:55:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-20 11:55:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-20 11:55:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2022-11-20 11:55:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2022-11-20 11:55:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2022-11-20 11:55:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2022-11-20 11:55:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-20 11:55:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-20 11:55:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-20 11:55:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-20 11:55:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-20 11:55:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-20 11:55:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-20 11:55:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-20 11:55:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-20 11:55:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-20 11:55:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-20 11:55:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2022-11-20 11:55:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2022-11-20 11:55:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-20 11:55:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-20 11:55:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2022-11-20 11:55:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2022-11-20 11:55:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2022-11-20 11:55:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2022-11-20 11:55:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2022-11-20 11:55:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2022-11-20 11:55:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-20 11:55:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-20 11:55:56,325 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-20 11:55:56,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-20 11:55:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-20 11:55:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-20 11:55:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2022-11-20 11:55:56,326 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2022-11-20 11:55:56,326 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-20 11:55:56,327 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-20 11:55:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2022-11-20 11:55:56,327 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2022-11-20 11:55:56,327 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2022-11-20 11:55:56,327 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2022-11-20 11:55:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-20 11:55:56,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-20 11:55:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2022-11-20 11:55:56,328 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2022-11-20 11:55:56,328 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-20 11:55:56,328 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-20 11:55:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2022-11-20 11:55:56,329 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2022-11-20 11:55:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-20 11:55:56,329 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-20 11:55:56,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-20 11:55:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2022-11-20 11:55:56,330 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2022-11-20 11:55:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-20 11:55:56,330 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-20 11:55:56,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 11:55:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-20 11:55:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 11:55:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-20 11:55:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-20 11:55:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-20 11:55:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-20 11:55:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-20 11:55:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-20 11:55:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-20 11:55:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-20 11:55:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-20 11:55:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-20 11:55:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2022-11-20 11:55:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2022-11-20 11:55:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-20 11:55:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-20 11:55:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-20 11:55:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-20 11:55:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2022-11-20 11:55:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2022-11-20 11:55:56,334 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-20 11:55:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-20 11:55:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2022-11-20 11:55:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2022-11-20 11:55:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-20 11:55:56,335 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-20 11:55:56,335 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2022-11-20 11:55:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2022-11-20 11:55:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-20 11:55:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-20 11:55:56,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-20 11:55:56,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-20 11:55:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-20 11:55:56,337 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-20 11:55:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-11-20 11:55:56,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-11-20 11:55:56,337 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-11-20 11:55:56,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-11-20 11:55:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-20 11:55:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 11:55:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-20 11:55:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 11:55:56,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:55:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2022-11-20 11:55:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2022-11-20 11:55:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2022-11-20 11:55:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2022-11-20 11:55:56,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-11-20 11:55:56,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-11-20 11:55:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2022-11-20 11:55:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2022-11-20 11:55:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-20 11:55:56,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-20 11:55:56,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-20 11:55:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-20 11:55:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-20 11:55:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-20 11:55:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2022-11-20 11:55:56,341 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2022-11-20 11:55:56,341 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2022-11-20 11:55:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2022-11-20 11:55:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2022-11-20 11:55:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2022-11-20 11:55:56,342 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2022-11-20 11:55:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2022-11-20 11:55:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-20 11:55:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-20 11:55:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-20 11:55:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-20 11:55:56,343 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-20 11:55:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-20 11:55:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2022-11-20 11:55:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2022-11-20 11:55:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2022-11-20 11:55:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2022-11-20 11:55:56,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2022-11-20 11:55:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_stats_lock_of_e1000_adapter [2022-11-20 11:55:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2022-11-20 11:55:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2022-11-20 11:55:56,345 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-20 11:55:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-20 11:55:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-20 11:55:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-20 11:55:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2022-11-20 11:55:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2022-11-20 11:55:56,346 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2022-11-20 11:55:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2022-11-20 11:55:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2022-11-20 11:55:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2022-11-20 11:55:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-20 11:55:56,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-20 11:55:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2022-11-20 11:55:56,352 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2022-11-20 11:55:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-20 11:55:56,352 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-20 11:55:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2022-11-20 11:55:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2022-11-20 11:55:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-20 11:55:56,353 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-20 11:55:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-20 11:55:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-20 11:55:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-20 11:55:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-20 11:55:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2022-11-20 11:55:56,354 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2022-11-20 11:55:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2022-11-20 11:55:56,355 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2022-11-20 11:55:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-20 11:55:56,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-20 11:55:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-20 11:55:56,355 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-20 11:55:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-20 11:55:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-20 11:55:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-20 11:55:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-20 11:55:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2022-11-20 11:55:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2022-11-20 11:55:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-20 11:55:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-20 11:55:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2022-11-20 11:55:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_e1000_exit_module_13_2 [2022-11-20 11:55:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-20 11:55:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-20 11:55:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_e1000_phy_lock [2022-11-20 11:55:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_e1000_phy_lock [2022-11-20 11:55:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 11:55:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 11:55:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-20 11:55:59,566 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:55:59,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:56:21,813 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-20 12:03:02,948 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-20 12:03:03,758 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:03:03,810 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:03:03,810 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-20 12:03:03,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:03:03 BoogieIcfgContainer [2022-11-20 12:03:03,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:03:03,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:03:03,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:03:03,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:03:03,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:55:35" (1/3) ... [2022-11-20 12:03:03,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e658ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:03:03, skipping insertion in model container [2022-11-20 12:03:03,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:55:52" (2/3) ... [2022-11-20 12:03:03,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e658ed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:03:03, skipping insertion in model container [2022-11-20 12:03:03,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:03:03" (3/3) ... [2022-11-20 12:03:03,833 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-e1000-e1000.cil.i [2022-11-20 12:03:03,853 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:03:03,854 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 12:03:04,081 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:03:04,094 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;@7d5fbaba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:03:04,095 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 12:03:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand has 8201 states, 5725 states have (on average 1.3439301310043668) internal successors, (7694), 5818 states have internal predecessors, (7694), 2222 states have call successors, (2222), 255 states have call predecessors, (2222), 254 states have return successors, (2216), 2208 states have call predecessors, (2216), 2216 states have call successors, (2216) [2022-11-20 12:03:04,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-11-20 12:03:04,190 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:03:04,191 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 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] [2022-11-20 12:03:04,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:03:04,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:03:04,198 INFO L85 PathProgramCache]: Analyzing trace with hash -712101005, now seen corresponding path program 1 times [2022-11-20 12:03:04,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:03:04,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825356919] [2022-11-20 12:03:04,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:03:04,233 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 12:03:04,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:03:04,239 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:04,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:03:24,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 10867 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:03:24,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:03:24,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2281 trivial. 0 not checked. [2022-11-20 12:03:24,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:03:24,741 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:03:24,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825356919] [2022-11-20 12:03:24,742 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825356919] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:03:24,742 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:03:24,742 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:03:24,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421404009] [2022-11-20 12:03:24,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:03:24,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:03:24,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:03:24,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:03:24,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:03:24,804 INFO L87 Difference]: Start difference. First operand has 8201 states, 5725 states have (on average 1.3439301310043668) internal successors, (7694), 5818 states have internal predecessors, (7694), 2222 states have call successors, (2222), 255 states have call predecessors, (2222), 254 states have return successors, (2216), 2208 states have call predecessors, (2216), 2216 states have call successors, (2216) Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-20 12:03:25,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:03:28,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:03:28,358 INFO L93 Difference]: Finished difference Result 22183 states and 33063 transitions. [2022-11-20 12:03:28,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:03:28,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 315 [2022-11-20 12:03:28,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:03:28,532 INFO L225 Difference]: With dead ends: 22183 [2022-11-20 12:03:28,533 INFO L226 Difference]: Without dead ends: 13939 [2022-11-20 12:03:28,639 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 313 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 12:03:28,643 INFO L413 NwaCegarLoop]: 13658 mSDtfsCounter, 8654 mSDsluCounter, 11879 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8654 SdHoareTripleChecker+Valid, 25537 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:03:28,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8654 Valid, 25537 Invalid, 140 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-20 12:03:28,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13939 states. [2022-11-20 12:03:29,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13939 to 13933. [2022-11-20 12:03:29,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13933 states, 9721 states have (on average 1.338236806912869) internal successors, (13009), 9869 states have internal predecessors, (13009), 3752 states have call successors, (3752), 459 states have call predecessors, (3752), 458 states have return successors, (3752), 3738 states have call predecessors, (3752), 3752 states have call successors, (3752) [2022-11-20 12:03:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13933 states to 13933 states and 20513 transitions. [2022-11-20 12:03:30,166 INFO L78 Accepts]: Start accepts. Automaton has 13933 states and 20513 transitions. Word has length 315 [2022-11-20 12:03:30,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:03:30,171 INFO L495 AbstractCegarLoop]: Abstraction has 13933 states and 20513 transitions. [2022-11-20 12:03:30,171 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-20 12:03:30,171 INFO L276 IsEmpty]: Start isEmpty. Operand 13933 states and 20513 transitions. [2022-11-20 12:03:30,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2022-11-20 12:03:30,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:03:30,185 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:30,400 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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)] Forcibly destroying the process [2022-11-20 12:03:30,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:30,400 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:03:30,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:03:30,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1359973993, now seen corresponding path program 1 times [2022-11-20 12:03:30,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:03:30,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:30,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231825499] [2022-11-20 12:03:30,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:03:30,424 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 12:03:30,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:03:30,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:30,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:03:50,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 10891 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:03:50,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:03:51,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 2277 trivial. 0 not checked. [2022-11-20 12:03:51,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:03:51,228 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:03:51,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231825499] [2022-11-20 12:03:51,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231825499] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:03:51,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:03:51,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:03:51,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64060627] [2022-11-20 12:03:51,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:03:51,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:03:51,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:03:51,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:03:51,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:03:51,234 INFO L87 Difference]: Start difference. First operand 13933 states and 20513 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-20 12:03:52,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:03:54,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:03:54,659 INFO L93 Difference]: Finished difference Result 34869 states and 51345 transitions. [2022-11-20 12:03:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:03:54,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 315 [2022-11-20 12:03:54,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:03:54,911 INFO L225 Difference]: With dead ends: 34869 [2022-11-20 12:03:54,911 INFO L226 Difference]: Without dead ends: 20987 [2022-11-20 12:03:55,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 313 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 12:03:55,044 INFO L413 NwaCegarLoop]: 20686 mSDtfsCounter, 10152 mSDsluCounter, 11909 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10152 SdHoareTripleChecker+Valid, 32595 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-20 12:03:55,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10152 Valid, 32595 Invalid, 90 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-20 12:03:55,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20987 states. [2022-11-20 12:03:57,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20987 to 20981. [2022-11-20 12:03:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20981 states, 14639 states have (on average 1.3354737345447094) internal successors, (19550), 14863 states have internal predecessors, (19550), 5660 states have call successors, (5660), 681 states have call predecessors, (5660), 680 states have return successors, (5660), 5637 states have call predecessors, (5660), 5660 states have call successors, (5660) [2022-11-20 12:03:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20981 states to 20981 states and 30870 transitions. [2022-11-20 12:03:57,394 INFO L78 Accepts]: Start accepts. Automaton has 20981 states and 30870 transitions. Word has length 315 [2022-11-20 12:03:57,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:03:57,396 INFO L495 AbstractCegarLoop]: Abstraction has 20981 states and 30870 transitions. [2022-11-20 12:03:57,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-20 12:03:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 20981 states and 30870 transitions. [2022-11-20 12:03:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-11-20 12:03:57,408 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:03:57,408 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 23, 23, 23, 23, 23, 23, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:03:57,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:57,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:57,631 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:03:57,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:03:57,632 INFO L85 PathProgramCache]: Analyzing trace with hash -931418735, now seen corresponding path program 1 times [2022-11-20 12:03:57,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:03:57,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151444576] [2022-11-20 12:03:57,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:03:57,653 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 12:03:57,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:03:57,654 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:03:57,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:04:19,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 11034 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:04:19,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:04:20,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2598 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 2433 trivial. 0 not checked. [2022-11-20 12:04:20,401 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:04:20,402 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:04:20,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151444576] [2022-11-20 12:04:20,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151444576] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:04:20,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:04:20,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:04:20,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32951023] [2022-11-20 12:04:20,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:04:20,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:04:20,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:04:20,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:04:20,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:04:20,412 INFO L87 Difference]: Start difference. First operand 20981 states and 30870 transitions. Second operand has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-20 12:04:21,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:04:24,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:04:24,077 INFO L93 Difference]: Finished difference Result 48972 states and 72065 transitions. [2022-11-20 12:04:24,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:04:24,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 381 [2022-11-20 12:04:24,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:04:24,309 INFO L225 Difference]: With dead ends: 48972 [2022-11-20 12:04:24,310 INFO L226 Difference]: Without dead ends: 28042 [2022-11-20 12:04:24,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 380 GetRequests, 379 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 12:04:24,451 INFO L413 NwaCegarLoop]: 21992 mSDtfsCounter, 10136 mSDsluCounter, 11898 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10136 SdHoareTripleChecker+Valid, 33890 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-20 12:04:24,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10136 Valid, 33890 Invalid, 88 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-20 12:04:24,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28042 states. [2022-11-20 12:04:26,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28042 to 28036. [2022-11-20 12:04:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28036 states, 19559 states have (on average 1.3340661588015748) internal successors, (26093), 19859 states have internal predecessors, (26093), 7571 states have call successors, (7571), 905 states have call predecessors, (7571), 904 states have return successors, (7571), 7539 states have call predecessors, (7571), 7571 states have call successors, (7571) [2022-11-20 12:04:27,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28036 states to 28036 states and 41235 transitions. [2022-11-20 12:04:27,308 INFO L78 Accepts]: Start accepts. Automaton has 28036 states and 41235 transitions. Word has length 381 [2022-11-20 12:04:27,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:04:27,309 INFO L495 AbstractCegarLoop]: Abstraction has 28036 states and 41235 transitions. [2022-11-20 12:04:27,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-20 12:04:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 28036 states and 41235 transitions. [2022-11-20 12:04:27,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-11-20 12:04:27,324 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:04:27,324 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:04:27,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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)] Ended with exit code 0 [2022-11-20 12:04:27,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:27,541 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:04:27,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:04:27,542 INFO L85 PathProgramCache]: Analyzing trace with hash 354207397, now seen corresponding path program 1 times [2022-11-20 12:04:27,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:04:27,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1323737857] [2022-11-20 12:04:27,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:04:27,554 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 12:04:27,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:04:27,555 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:27,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:04:49,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 11174 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:04:49,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:04:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2878 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-20 12:04:49,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:04:49,629 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:04:49,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1323737857] [2022-11-20 12:04:49,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1323737857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:04:49,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:04:49,630 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:04:49,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289036098] [2022-11-20 12:04:49,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:04:49,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:04:49,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:04:49,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:04:49,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:04:49,633 INFO L87 Difference]: Start difference. First operand 28036 states and 41235 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 12:04:50,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:04:53,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:04:53,568 INFO L93 Difference]: Finished difference Result 63068 states and 92771 transitions. [2022-11-20 12:04:53,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:04:53,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 455 [2022-11-20 12:04:53,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:04:53,875 INFO L225 Difference]: With dead ends: 63068 [2022-11-20 12:04:53,875 INFO L226 Difference]: Without dead ends: 35083 [2022-11-20 12:04:54,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 453 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 12:04:54,056 INFO L413 NwaCegarLoop]: 22118 mSDtfsCounter, 10150 mSDsluCounter, 11905 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10150 SdHoareTripleChecker+Valid, 34023 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-20 12:04:54,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10150 Valid, 34023 Invalid, 81 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-20 12:04:54,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35083 states. [2022-11-20 12:04:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35083 to 35077. [2022-11-20 12:04:57,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35077 states, 24469 states have (on average 1.3333605786914056) internal successors, (32626), 24845 states have internal predecessors, (32626), 9479 states have call successors, (9479), 1128 states have call predecessors, (9479), 1127 states have return successors, (9479), 9438 states have call predecessors, (9479), 9479 states have call successors, (9479) [2022-11-20 12:04:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35077 states to 35077 states and 51584 transitions. [2022-11-20 12:04:57,441 INFO L78 Accepts]: Start accepts. Automaton has 35077 states and 51584 transitions. Word has length 455 [2022-11-20 12:04:57,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:04:57,442 INFO L495 AbstractCegarLoop]: Abstraction has 35077 states and 51584 transitions. [2022-11-20 12:04:57,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 12:04:57,442 INFO L276 IsEmpty]: Start isEmpty. Operand 35077 states and 51584 transitions. [2022-11-20 12:04:57,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2022-11-20 12:04:57,457 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:04:57,457 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 23, 23, 23, 23, 23, 23, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:04:57,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:57,679 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:57,680 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:04:57,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:04:57,680 INFO L85 PathProgramCache]: Analyzing trace with hash 914907175, now seen corresponding path program 1 times [2022-11-20 12:04:57,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:04:57,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [900073872] [2022-11-20 12:04:57,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:04:57,694 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 12:04:57,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:04:57,696 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:04:57,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:05:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:05:19,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 11174 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:05:19,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:05:19,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2878 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2022-11-20 12:05:19,328 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:05:19,329 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:05:19,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [900073872] [2022-11-20 12:05:19,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [900073872] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:05:19,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:05:19,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:05:19,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654069436] [2022-11-20 12:05:19,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:05:19,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:05:19,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:05:19,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:05:19,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:05:19,332 INFO L87 Difference]: Start difference. First operand 35077 states and 51584 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 12:05:20,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:05:22,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:05:22,650 INFO L93 Difference]: Finished difference Result 81895 states and 120417 transitions. [2022-11-20 12:05:22,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:05:22,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 455 [2022-11-20 12:05:22,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:05:23,039 INFO L225 Difference]: With dead ends: 81895 [2022-11-20 12:05:23,039 INFO L226 Difference]: Without dead ends: 46869 [2022-11-20 12:05:23,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 453 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 12:05:23,483 INFO L413 NwaCegarLoop]: 21676 mSDtfsCounter, 11459 mSDsluCounter, 10903 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11459 SdHoareTripleChecker+Valid, 32579 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-20 12:05:23,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11459 Valid, 32579 Invalid, 87 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-20 12:05:23,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46869 states. [2022-11-20 12:05:26,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46869 to 46863. [2022-11-20 12:05:26,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46863 states, 32597 states have (on average 1.3323005184526184) internal successors, (43429), 33100 states have internal predecessors, (43429), 12723 states have call successors, (12723), 1542 states have call predecessors, (12723), 1541 states have return successors, (12723), 12671 states have call predecessors, (12723), 12723 states have call successors, (12723) [2022-11-20 12:05:26,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46863 states to 46863 states and 68875 transitions. [2022-11-20 12:05:26,924 INFO L78 Accepts]: Start accepts. Automaton has 46863 states and 68875 transitions. Word has length 455 [2022-11-20 12:05:26,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:05:26,927 INFO L495 AbstractCegarLoop]: Abstraction has 46863 states and 68875 transitions. [2022-11-20 12:05:26,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-20 12:05:26,927 INFO L276 IsEmpty]: Start isEmpty. Operand 46863 states and 68875 transitions. [2022-11-20 12:05:26,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-11-20 12:05:26,936 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:05:26,937 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 23, 23, 23, 23, 23, 23, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:05:27,149 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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)] Forcibly destroying the process [2022-11-20 12:05:27,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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)] Forceful destruction successful, exit code 0 [2022-11-20 12:05:27,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:05:27,182 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:05:27,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:05:27,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1205721099, now seen corresponding path program 1 times [2022-11-20 12:05:27,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:05:27,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1647361389] [2022-11-20 12:05:27,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:05:27,202 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 12:05:27,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:05:27,203 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:05:27,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 (7)] Waiting until timeout for monitored process [2022-11-20 12:05:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:05:49,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 11501 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:05:49,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:05:49,494 INFO L134 CoverageAnalysis]: Checked inductivity of 3166 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 3046 trivial. 0 not checked. [2022-11-20 12:05:49,675 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:05:49,675 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:05:49,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1647361389] [2022-11-20 12:05:49,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1647361389] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:05:49,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:05:49,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:05:49,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497311278] [2022-11-20 12:05:49,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:05:49,677 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:05:49,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:05:49,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:05:49,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:05:49,678 INFO L87 Difference]: Start difference. First operand 46863 states and 68875 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 12:05:50,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:05:53,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:05:53,841 INFO L93 Difference]: Finished difference Result 100721 states and 148053 transitions. [2022-11-20 12:05:53,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:05:53,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 522 [2022-11-20 12:05:53,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:05:54,159 INFO L225 Difference]: With dead ends: 100721 [2022-11-20 12:05:54,160 INFO L226 Difference]: Without dead ends: 53909 [2022-11-20 12:05:54,420 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 520 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 12:05:54,423 INFO L413 NwaCegarLoop]: 19968 mSDtfsCounter, 10152 mSDsluCounter, 11904 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10152 SdHoareTripleChecker+Valid, 31872 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:05:54,423 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10152 Valid, 31872 Invalid, 83 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-20 12:05:54,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53909 states. [2022-11-20 12:05:57,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53909 to 53903. [2022-11-20 12:05:57,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53903 states, 37507 states have (on average 1.3320713466819527) internal successors, (49962), 38086 states have internal predecessors, (49962), 14631 states have call successors, (14631), 1764 states have call predecessors, (14631), 1763 states have return successors, (14631), 14570 states have call predecessors, (14631), 14631 states have call successors, (14631) [2022-11-20 12:05:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53903 states to 53903 states and 79224 transitions. [2022-11-20 12:05:58,395 INFO L78 Accepts]: Start accepts. Automaton has 53903 states and 79224 transitions. Word has length 522 [2022-11-20 12:05:58,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:05:58,397 INFO L495 AbstractCegarLoop]: Abstraction has 53903 states and 79224 transitions. [2022-11-20 12:05:58,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 12:05:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 53903 states and 79224 transitions. [2022-11-20 12:05:58,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-11-20 12:05:58,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:05:58,405 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 23, 23, 23, 23, 23, 23, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:05:58,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:05:58,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:05:58,628 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:05:58,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:05:58,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1766420877, now seen corresponding path program 1 times [2022-11-20 12:05:58,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:05:58,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086607741] [2022-11-20 12:05:58,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:05:58,644 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 12:05:58,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:05:58,645 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:05:58,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 (8)] Waiting until timeout for monitored process [2022-11-20 12:06:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:06:19,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 11501 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:06:19,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:06:19,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3166 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 3046 trivial. 0 not checked. [2022-11-20 12:06:19,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:06:19,970 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:06:19,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086607741] [2022-11-20 12:06:19,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086607741] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:06:19,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:06:19,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:06:19,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562130738] [2022-11-20 12:06:19,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:06:19,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:06:19,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:06:19,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:06:19,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:06:19,973 INFO L87 Difference]: Start difference. First operand 53903 states and 79224 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 12:06:21,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 12:06:24,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:06:24,113 INFO L93 Difference]: Finished difference Result 114833 states and 168793 transitions. [2022-11-20 12:06:24,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:06:24,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 522 [2022-11-20 12:06:24,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:06:24,762 INFO L225 Difference]: With dead ends: 114833 [2022-11-20 12:06:24,762 INFO L226 Difference]: Without dead ends: 60981 [2022-11-20 12:06:24,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 520 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 12:06:24,970 INFO L413 NwaCegarLoop]: 21952 mSDtfsCounter, 10171 mSDsluCounter, 11905 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10171 SdHoareTripleChecker+Valid, 33857 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:06:24,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10171 Valid, 33857 Invalid, 85 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-20 12:06:25,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60981 states. [2022-11-20 12:06:28,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60981 to 60975. [2022-11-20 12:06:28,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60975 states, 42445 states have (on average 1.331864766167982) internal successors, (56531), 43100 states have internal predecessors, (56531), 16541 states have call successors, (16541), 1988 states have call predecessors, (16541), 1987 states have return successors, (16541), 16471 states have call predecessors, (16541), 16541 states have call successors, (16541) [2022-11-20 12:06:28,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60975 states to 60975 states and 89613 transitions. [2022-11-20 12:06:28,833 INFO L78 Accepts]: Start accepts. Automaton has 60975 states and 89613 transitions. Word has length 522 [2022-11-20 12:06:28,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:06:28,834 INFO L495 AbstractCegarLoop]: Abstraction has 60975 states and 89613 transitions. [2022-11-20 12:06:28,834 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-11-20 12:06:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 60975 states and 89613 transitions. [2022-11-20 12:06:28,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2022-11-20 12:06:28,844 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:06:28,845 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 23, 23, 23, 23, 23, 23, 11, 11, 11, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:06:29,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 (8)] Ended with exit code 0 [2022-11-20 12:06:29,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:06:29,063 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 12:06:29,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:29,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1552723727, now seen corresponding path program 1 times [2022-11-20 12:06:29,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-20 12:06:29,074 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2077791477] [2022-11-20 12:06:29,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:29,075 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 12:06:29,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/bin/uautomizer-ug76WZFUDN/mathsat [2022-11-20 12:06:29,076 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 12:06:29,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb83f0b9-e1f3-4f4f-b3ca-b3e8057f0745/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 (9)] Waiting until timeout for monitored process [2022-11-20 12:06:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:06:51,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 11555 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-20 12:06:51,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:06:52,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3453 backedges. 492 proven. 0 refuted. 0 times theorem prover too weak. 2961 trivial. 0 not checked. [2022-11-20 12:06:52,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:06:52,681 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-20 12:06:52,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2077791477] [2022-11-20 12:06:52,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2077791477] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:06:52,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:06:52,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-20 12:06:52,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435484756] [2022-11-20 12:06:52,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:06:52,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-20 12:06:52,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-20 12:06:52,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-20 12:06:52,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-11-20 12:06:52,684 INFO L87 Difference]: Start difference. First operand 60975 states and 89613 transitions. Second operand has 12 states, 11 states have (on average 18.0) internal successors, (198), 11 states have internal predecessors, (198), 5 states have call successors, (57), 3 states have call predecessors, (57), 5 states have return successors, (53), 5 states have call predecessors, (53), 5 states have call successors, (53) [2022-11-20 12:06:53,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []