./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 --- 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-b5237d8 [2022-11-22 02:00:32,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:00:32,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:00:32,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:00:32,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:00:32,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:00:32,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:00:32,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:00:32,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:00:32,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:00:32,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:00:32,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:00:32,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:00:32,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:00:32,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:00:32,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:00:32,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:00:32,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:00:32,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:00:32,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:00:32,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:00:32,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:00:32,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:00:32,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:00:32,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:00:32,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:00:32,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:00:32,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:00:32,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:00:32,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:00:32,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:00:32,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:00:32,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:00:32,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:00:32,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:00:32,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:00:32,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:00:32,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:00:32,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:00:32,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:00:32,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:00:32,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:00:32,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:00:32,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:00:32,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:00:32,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:00:32,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:00:32,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:00:32,934 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:00:32,934 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:00:32,934 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:00:32,935 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:00:32,936 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:00:32,936 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:00:32,937 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:00:32,937 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:00:32,937 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:00:32,937 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:00:32,938 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:00:32,938 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:00:32,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:00:32,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:00:32,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:00:32,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:00:32,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:00:32,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:00:32,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:00:32,943 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:00:32,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:00:32,948 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:00:32,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:00:32,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:00:32,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:00:32,950 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:00:32,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:00:32,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:00:32,950 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:00:32,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:00:32,952 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:00:32,952 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:00:32,952 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_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 [2022-11-22 02:00:33,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:00:33,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:00:33,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:00:33,232 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:00:33,232 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:00:33,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:00:36,352 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:00:37,253 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:00:37,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:00:37,333 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/data/894700c51/eb39b52c7a864597b46fc08354467639/FLAGe7cd135ee [2022-11-22 02:00:37,356 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/data/894700c51/eb39b52c7a864597b46fc08354467639 [2022-11-22 02:00:37,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:00:37,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:00:37,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:00:37,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:00:37,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:00:37,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:00:37" (1/1) ... [2022-11-22 02:00:37,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7663d91c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:37, skipping insertion in model container [2022-11-22 02:00:37,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:00:37" (1/1) ... [2022-11-22 02:00:37,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:00:37,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:00:45,946 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_a5876244-901b-4add-b701-cbbe68c6acdf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705498,705511] [2022-11-22 02:00:45,951 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_a5876244-901b-4add-b701-cbbe68c6acdf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705643,705656] [2022-11-22 02:00:45,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:00:46,101 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:00:46,810 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_a5876244-901b-4add-b701-cbbe68c6acdf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705498,705511] [2022-11-22 02:00:46,810 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_a5876244-901b-4add-b701-cbbe68c6acdf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705643,705656] [2022-11-22 02:00:46,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:00:47,372 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:00:47,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47 WrapperNode [2022-11-22 02:00:47,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:00:47,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:00:47,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:00:47,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:00:47,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:47,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:48,385 INFO L138 Inliner]: procedures = 848, calls = 8814, calls flagged for inlining = 413, calls inlined = 359, statements flattened = 16825 [2022-11-22 02:00:48,386 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:00:48,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:00:48,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:00:48,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:00:48,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:48,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:48,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:48,538 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,654 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,734 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:00:49,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:00:49,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:00:49,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:00:49,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (1/1) ... [2022-11-22 02:00:49,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:00:49,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:00:49,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:00:49,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5876244-901b-4add-b701-cbbe68c6acdf/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:00:49,971 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-22 02:00:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-22 02:00:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2022-11-22 02:00:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2022-11-22 02:00:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 02:00:49,972 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 02:00:49,972 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-22 02:00:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-22 02:00:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-22 02:00:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-22 02:00:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-22 02:00:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-22 02:00:49,973 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-22 02:00:49,973 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-22 02:00:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-22 02:00:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-22 02:00:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:00:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:00:49,974 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:00:49,974 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:00:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-22 02:00:49,975 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-22 02:00:49,975 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-22 02:00:49,976 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-22 02:00:49,976 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 02:00:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 02:00:49,977 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-22 02:00:49,977 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-22 02:00:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-22 02:00:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-22 02:00:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 02:00:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:00:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:00:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:00:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:00:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-22 02:00:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-22 02:00:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-22 02:00:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-22 02:00:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-22 02:00:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-22 02:00:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-22 02:00:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-22 02:00:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 02:00:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 02:00:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-22 02:00:49,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-22 02:00:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-22 02:00:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-22 02:00:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-22 02:00:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-22 02:00:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-22 02:00:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-22 02:00:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:00:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:00:49,982 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-22 02:00:49,982 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-22 02:00:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:00:49,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:00:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-22 02:00:49,983 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-22 02:00:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:00:49,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-22 02:00:49,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-22 02:00:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-22 02:00:49,984 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-22 02:00:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-22 02:00:49,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-22 02:00:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-22 02:00:49,984 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-22 02:00:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:00:49,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:00:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-22 02:00:49,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-22 02:00:49,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 02:00:49,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 02:00:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-22 02:00:49,987 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-22 02:00:49,987 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-22 02:00:49,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-22 02:00:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-22 02:00:49,988 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-22 02:00:49,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:00:49,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:00:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-22 02:00:49,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-22 02:00:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-22 02:00:49,989 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-22 02:00:49,989 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-22 02:00:49,990 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-22 02:00:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-22 02:00:49,990 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-22 02:00:49,990 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-22 02:00:49,990 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-22 02:00:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:00:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:00:49,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:00:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:00:49,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:00:49,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:00:49,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:00:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:00:49,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:00:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 02:00:49,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 02:00:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:00:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-22 02:00:49,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-22 02:00:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:00:49,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:00:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:00:49,994 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:00:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:00:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-22 02:00:49,994 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-22 02:00:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:00:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-22 02:00:49,995 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-22 02:00:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 02:00:49,995 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 02:00:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-22 02:00:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-22 02:00:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 02:00:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 02:00:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:00:49,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:00:49,997 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-22 02:00:49,997 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-22 02:00:49,997 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-22 02:00:49,997 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-22 02:00:49,997 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:00:49,998 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:00:49,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:00:49,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:00:49,998 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-22 02:00:49,998 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-22 02:00:49,998 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-22 02:00:49,999 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-22 02:00:49,999 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 02:00:49,999 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 02:00:49,999 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-22 02:00:49,999 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-22 02:00:49,999 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-22 02:00:50,000 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-22 02:00:50,000 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-22 02:00:50,000 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-22 02:00:50,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:00:50,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:00:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-22 02:00:50,001 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-22 02:00:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:00:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:00:50,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:00:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-22 02:00:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-22 02:00:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-22 02:00:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-22 02:00:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:00:50,002 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:00:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 02:00:50,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:00:50,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:00:50,003 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-22 02:00:50,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-22 02:00:50,003 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-22 02:00:50,003 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-22 02:00:50,004 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-22 02:00:50,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-22 02:00:50,004 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 02:00:50,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 02:00:50,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:00:50,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-22 02:00:50,005 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-22 02:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:00:50,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:00:50,005 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-22 02:00:50,005 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-22 02:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-22 02:00:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-22 02:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-22 02:00:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-22 02:00:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2022-11-22 02:00:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2022-11-22 02:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 02:00:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 02:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-22 02:00:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-22 02:00:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-22 02:00:50,008 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-22 02:00:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:00:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-22 02:00:50,008 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-22 02:00:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-22 02:00:50,008 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-22 02:00:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-22 02:00:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-22 02:00:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:00:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:00:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-22 02:00:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-22 02:00:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:00:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:00:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-22 02:00:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-22 02:00:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-22 02:00:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-22 02:00:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-22 02:00:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-22 02:00:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:00:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:00:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2022-11-22 02:00:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2022-11-22 02:00:50,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-22 02:00:50,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-22 02:00:50,012 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 02:00:50,012 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 02:00:50,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-22 02:00:50,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-22 02:00:50,013 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 02:00:50,013 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 02:00:50,013 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-22 02:00:50,013 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-22 02:00:50,013 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:00:50,013 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:00:50,013 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-22 02:00:50,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-22 02:00:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:00:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-22 02:00:50,014 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-22 02:00:50,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:00:50,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:00:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-22 02:00:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-22 02:00:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-22 02:00:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-22 02:00:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-22 02:00:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-22 02:00:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-22 02:00:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-22 02:00:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-22 02:00:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-22 02:00:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-22 02:00:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-22 02:00:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-22 02:00:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-22 02:00:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 02:00:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-22 02:00:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-22 02:00:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-22 02:00:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2022-11-22 02:00:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2022-11-22 02:00:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:00:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:00:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 02:00:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 02:00:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-22 02:00:50,019 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-22 02:00:50,019 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-22 02:00:50,019 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-22 02:00:50,019 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 02:00:50,019 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 02:00:50,019 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-22 02:00:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-22 02:00:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-22 02:00:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-22 02:00:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-22 02:00:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-22 02:00:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-22 02:00:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-22 02:00:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:00:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:00:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:00:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:00:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-22 02:00:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-22 02:00:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-22 02:00:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-22 02:00:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:00:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:00:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-22 02:00:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-22 02:00:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-22 02:00:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-22 02:00:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-22 02:00:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-22 02:00:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-22 02:00:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-22 02:00:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-22 02:00:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-22 02:00:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-22 02:00:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-22 02:00:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-22 02:00:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-22 02:00:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-22 02:00:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-22 02:00:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-22 02:00:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-22 02:00:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 02:00:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-22 02:00:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:00:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:00:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-22 02:00:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-22 02:00:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-22 02:00:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-22 02:00:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:00:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:00:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 02:00:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 02:00:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-22 02:00:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-22 02:00:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:00:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:00:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-22 02:00:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-22 02:00:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:00:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 02:00:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 02:00:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-22 02:00:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-22 02:00:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-22 02:00:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-22 02:00:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-22 02:00:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-22 02:00:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:00:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:00:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:00:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-22 02:00:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-22 02:00:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-22 02:00:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-22 02:00:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:00:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:00:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:00:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-22 02:00:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-22 02:00:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-22 02:00:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-22 02:00:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-22 02:00:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-22 02:00:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:00:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:00:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 02:00:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 02:00:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:00:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:00:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-22 02:00:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-22 02:00:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:00:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:00:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-22 02:00:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-22 02:00:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 02:00:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 02:00:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 02:00:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 02:00:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-22 02:00:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-22 02:00:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-22 02:00:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-22 02:00:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-22 02:00:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-22 02:00:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-22 02:00:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-22 02:00:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 02:00:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 02:00:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-22 02:00:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-22 02:00:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-22 02:00:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-22 02:00:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:00:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:00:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:00:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:00:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-22 02:00:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-22 02:00:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-22 02:00:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-22 02:00:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-22 02:00:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-22 02:00:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-22 02:00:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-22 02:00:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-22 02:00:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-22 02:00:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 02:00:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 02:00:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-22 02:00:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-22 02:00:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-22 02:00:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-22 02:00:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-22 02:00:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-22 02:00:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:00:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:00:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-22 02:00:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-22 02:00:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-22 02:00:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-22 02:00:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-22 02:00:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-22 02:00:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-22 02:00:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-22 02:00:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-22 02:00:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-22 02:00:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-22 02:00:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-22 02:00:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:00:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:00:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:00:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-22 02:00:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-22 02:00:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-22 02:00:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-22 02:00:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 02:00:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 02:00:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-22 02:00:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-22 02:00:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 02:00:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 02:00:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-22 02:00:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-22 02:00:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-22 02:00:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-22 02:00:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-22 02:00:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-22 02:00:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 02:00:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 02:00:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-22 02:00:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-22 02:00:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-22 02:00:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-22 02:00:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-22 02:00:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-22 02:00:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-22 02:00:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-22 02:00:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-22 02:00:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-22 02:00:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-22 02:00:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-22 02:00:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:00:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:00:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-22 02:00:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-22 02:00:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-22 02:00:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-22 02:00:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-22 02:00:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-22 02:00:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-22 02:00:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-22 02:00:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:00:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-22 02:00:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-22 02:00:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-22 02:00:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-22 02:00:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:00:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 02:00:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:00:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:00:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-22 02:00:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-22 02:00:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-22 02:00:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-22 02:00:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-22 02:00:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-22 02:00:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-22 02:00:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-22 02:00:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-22 02:00:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-22 02:00:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:00:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:00:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-22 02:00:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-22 02:00:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-22 02:00:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-22 02:00:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-22 02:00:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-22 02:00:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-22 02:00:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-22 02:00:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-22 02:00:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-22 02:00:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-22 02:00:50,052 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-22 02:00:50,052 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 02:00:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 02:00:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:00:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:00:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-22 02:00:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-22 02:00:50,053 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-22 02:00:50,053 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-22 02:00:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-22 02:00:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-22 02:00:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:00:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:00:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-22 02:00:50,054 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-22 02:00:50,054 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-22 02:00:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-22 02:00:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-22 02:00:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-22 02:00:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2022-11-22 02:00:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2022-11-22 02:00:50,055 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 02:00:50,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 02:00:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-22 02:00:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-22 02:00:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 02:00:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 02:00:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2022-11-22 02:00:50,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2022-11-22 02:00:50,056 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-22 02:00:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-22 02:00:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-22 02:00:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-22 02:00:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-22 02:00:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-22 02:00:50,057 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-22 02:00:50,057 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-22 02:00:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:00:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:00:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-22 02:00:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-22 02:00:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-22 02:00:50,058 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-22 02:00:50,058 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 02:00:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 02:00:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:00:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:00:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:00:50,059 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:00:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:00:50,059 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-22 02:00:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-22 02:00:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-22 02:00:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-22 02:00:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:00:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:00:50,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-22 02:00:50,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-22 02:00:52,046 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:00:52,052 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:00:52,618 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:03:24,184 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:03:24,435 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:03:32,927 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:03:32,928 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-22 02:03:32,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:32 BoogieIcfgContainer [2022-11-22 02:03:32,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:03:32,938 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:03:32,938 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:03:32,941 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:03:32,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:00:37" (1/3) ... [2022-11-22 02:03:32,942 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c08012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:32, skipping insertion in model container [2022-11-22 02:03:32,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:00:47" (2/3) ... [2022-11-22 02:03:32,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c08012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:03:32, skipping insertion in model container [2022-11-22 02:03:32,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:03:32" (3/3) ... [2022-11-22 02:03:32,944 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-22 02:03:32,965 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:03:32,965 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-22 02:03:33,110 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:03:33,118 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c626db3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:03:33,118 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-22 02:03:33,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 4756 states, 2870 states have (on average 1.302439024390244) internal successors, (3738), 2943 states have internal predecessors, (3738), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) [2022-11-22 02:03:33,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-22 02:03:33,210 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:03:33,212 INFO L195 NwaCegarLoop]: trace histogram [30, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:03:33,212 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:03:33,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:03:33,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1047968930, now seen corresponding path program 1 times [2022-11-22 02:03:33,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:03:33,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225137134] [2022-11-22 02:03:33,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:03:33,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:03:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:03:35,090 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2022-11-22 02:03:35,090 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:03:35,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225137134] [2022-11-22 02:03:35,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225137134] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:03:35,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:03:35,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:03:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637190948] [2022-11-22 02:03:35,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:03:35,110 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:03:35,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:03:35,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:03:35,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:03:35,172 INFO L87 Difference]: Start difference. First operand has 4756 states, 2870 states have (on average 1.302439024390244) internal successors, (3738), 2943 states have internal predecessors, (3738), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) 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, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-22 02:03:38,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:40,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:44,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:49,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:51,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:03:57,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:00,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:02,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:05,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:08,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:04:08,295 INFO L93 Difference]: Finished difference Result 13824 states and 20472 transitions. [2022-11-22 02:04:08,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:04:08,306 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, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 335 [2022-11-22 02:04:08,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:04:08,412 INFO L225 Difference]: With dead ends: 13824 [2022-11-22 02:04:08,412 INFO L226 Difference]: Without dead ends: 9055 [2022-11-22 02:04:08,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:08,480 INFO L413 NwaCegarLoop]: 8297 mSDtfsCounter, 6379 mSDsluCounter, 6156 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 19 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6383 SdHoareTripleChecker+Valid, 14453 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:04:08,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6383 Valid, 14453 Invalid, 1678 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1654 Invalid, 5 Unknown, 0 Unchecked, 32.1s Time] [2022-11-22 02:04:08,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9055 states. [2022-11-22 02:04:09,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9055 to 9044. [2022-11-22 02:04:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9044 states, 5501 states have (on average 1.2992183239411017) internal successors, (7147), 5646 states have internal predecessors, (7147), 3035 states have call successors, (3035), 508 states have call predecessors, (3035), 506 states have return successors, (3035), 3009 states have call predecessors, (3035), 3035 states have call successors, (3035) [2022-11-22 02:04:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9044 states to 9044 states and 13217 transitions. [2022-11-22 02:04:09,424 INFO L78 Accepts]: Start accepts. Automaton has 9044 states and 13217 transitions. Word has length 335 [2022-11-22 02:04:09,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:04:09,429 INFO L495 AbstractCegarLoop]: Abstraction has 9044 states and 13217 transitions. [2022-11-22 02:04:09,430 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, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-22 02:04:09,430 INFO L276 IsEmpty]: Start isEmpty. Operand 9044 states and 13217 transitions. [2022-11-22 02:04:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-22 02:04:09,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:09,462 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:04:09,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:04:09,463 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:04:09,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:09,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1998891420, now seen corresponding path program 1 times [2022-11-22 02:04:09,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:09,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571620812] [2022-11-22 02:04:09,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:10,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-22 02:04:10,891 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:10,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571620812] [2022-11-22 02:04:10,892 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571620812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:10,892 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:10,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:10,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485630246] [2022-11-22 02:04:10,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:10,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:10,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:10,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:10,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:10,900 INFO L87 Difference]: Start difference. First operand 9044 states and 13217 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-22 02:04:14,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:16,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:27,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:29,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:35,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:38,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:41,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:43,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:45,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:47,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:52,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:04:52,130 INFO L93 Difference]: Finished difference Result 26442 states and 38617 transitions. [2022-11-22 02:04:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:04:52,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 345 [2022-11-22 02:04:52,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:04:52,268 INFO L225 Difference]: With dead ends: 26442 [2022-11-22 02:04:52,268 INFO L226 Difference]: Without dead ends: 17453 [2022-11-22 02:04:52,336 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:52,337 INFO L413 NwaCegarLoop]: 10160 mSDtfsCounter, 6245 mSDsluCounter, 6073 mSDsCounter, 0 mSdLazyCounter, 1976 mSolverCounterSat, 29 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6249 SdHoareTripleChecker+Valid, 16233 SdHoareTripleChecker+Invalid, 2011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1976 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:04:52,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6249 Valid, 16233 Invalid, 2011 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1976 Invalid, 6 Unknown, 0 Unchecked, 40.5s Time] [2022-11-22 02:04:52,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17453 states. [2022-11-22 02:04:53,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17453 to 17442. [2022-11-22 02:04:53,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17442 states, 10610 states have (on average 1.2955702167766259) internal successors, (13746), 10889 states have internal predecessors, (13746), 5834 states have call successors, (5834), 1001 states have call predecessors, (5834), 996 states have return successors, (5837), 5785 states have call predecessors, (5837), 5834 states have call successors, (5837) [2022-11-22 02:04:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17442 states to 17442 states and 25417 transitions. [2022-11-22 02:04:53,625 INFO L78 Accepts]: Start accepts. Automaton has 17442 states and 25417 transitions. Word has length 345 [2022-11-22 02:04:53,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:04:53,627 INFO L495 AbstractCegarLoop]: Abstraction has 17442 states and 25417 transitions. [2022-11-22 02:04:53,628 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-22 02:04:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 17442 states and 25417 transitions. [2022-11-22 02:04:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-11-22 02:04:53,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:53,653 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 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] [2022-11-22 02:04:53,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:04:53,653 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:04:53,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:53,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1895698135, now seen corresponding path program 1 times [2022-11-22 02:04:53,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:53,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347876429] [2022-11-22 02:04:53,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:53,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:54,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2022-11-22 02:04:54,432 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:54,433 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347876429] [2022-11-22 02:04:54,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347876429] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:54,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:54,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:54,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731215266] [2022-11-22 02:04:54,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:54,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:54,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:54,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:54,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:54,435 INFO L87 Difference]: Start difference. First operand 17442 states and 25417 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-22 02:04:57,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:02,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:05,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:09,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:16,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:20,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:23,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:25,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:28,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:05:28,541 INFO L93 Difference]: Finished difference Result 49564 states and 72081 transitions. [2022-11-22 02:05:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:05:28,542 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 348 [2022-11-22 02:05:28,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:05:28,765 INFO L225 Difference]: With dead ends: 49564 [2022-11-22 02:05:28,766 INFO L226 Difference]: Without dead ends: 32177 [2022-11-22 02:05:28,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:28,872 INFO L413 NwaCegarLoop]: 8477 mSDtfsCounter, 5656 mSDsluCounter, 6082 mSDsCounter, 0 mSdLazyCounter, 1702 mSolverCounterSat, 7 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5658 SdHoareTripleChecker+Valid, 14559 SdHoareTripleChecker+Invalid, 1716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1702 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:05:28,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5658 Valid, 14559 Invalid, 1716 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1702 Invalid, 7 Unknown, 0 Unchecked, 32.9s Time] [2022-11-22 02:05:28,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32177 states. [2022-11-22 02:05:30,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32177 to 32159. [2022-11-22 02:05:30,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32159 states, 19489 states have (on average 1.2883164862229977) internal successors, (25108), 20036 states have internal predecessors, (25108), 10729 states have call successors, (10729), 1955 states have call predecessors, (10729), 1939 states have return successors, (10873), 10619 states have call predecessors, (10873), 10729 states have call successors, (10873) [2022-11-22 02:05:31,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32159 states to 32159 states and 46710 transitions. [2022-11-22 02:05:31,203 INFO L78 Accepts]: Start accepts. Automaton has 32159 states and 46710 transitions. Word has length 348 [2022-11-22 02:05:31,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:05:31,204 INFO L495 AbstractCegarLoop]: Abstraction has 32159 states and 46710 transitions. [2022-11-22 02:05:31,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-22 02:05:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 32159 states and 46710 transitions. [2022-11-22 02:05:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-22 02:05:31,230 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:05:31,231 INFO L195 NwaCegarLoop]: trace histogram [29, 27, 27, 27, 27, 27, 27, 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] [2022-11-22 02:05:31,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:05:31,231 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:05:31,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:05:31,232 INFO L85 PathProgramCache]: Analyzing trace with hash -698209508, now seen corresponding path program 1 times [2022-11-22 02:05:31,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:05:31,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692446648] [2022-11-22 02:05:31,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:05:31,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:05:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:05:32,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2022-11-22 02:05:32,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:05:32,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692446648] [2022-11-22 02:05:32,488 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692446648] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:05:32,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:05:32,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:05:32,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382151997] [2022-11-22 02:05:32,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:05:32,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:05:32,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:05:32,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:05:32,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:32,490 INFO L87 Difference]: Start difference. First operand 32159 states and 46710 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-22 02:05:36,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:45,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:50,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:54,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:57,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:00,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:03,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:06,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:09,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:06:09,568 INFO L93 Difference]: Finished difference Result 92969 states and 135024 transitions. [2022-11-22 02:06:09,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:06:09,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 365 [2022-11-22 02:06:09,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:06:09,933 INFO L225 Difference]: With dead ends: 92969 [2022-11-22 02:06:09,933 INFO L226 Difference]: Without dead ends: 60865 [2022-11-22 02:06:10,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:10,122 INFO L413 NwaCegarLoop]: 10093 mSDtfsCounter, 6444 mSDsluCounter, 6107 mSDsCounter, 0 mSdLazyCounter, 2029 mSolverCounterSat, 13 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6450 SdHoareTripleChecker+Valid, 16200 SdHoareTripleChecker+Invalid, 2048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2029 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.9s IncrementalHoareTripleChecker+Time [2022-11-22 02:06:10,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6450 Valid, 16200 Invalid, 2048 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 2029 Invalid, 6 Unknown, 0 Unchecked, 34.9s Time] [2022-11-22 02:06:10,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60865 states. [2022-11-22 02:06:13,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60865 to 60836. [2022-11-22 02:06:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60836 states, 36924 states have (on average 1.287644892211028) internal successors, (47545), 37973 states have internal predecessors, (47545), 20236 states have call successors, (20236), 3707 states have call predecessors, (20236), 3674 states have return successors, (20508), 20011 states have call predecessors, (20508), 20236 states have call successors, (20508) [2022-11-22 02:06:14,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60836 states to 60836 states and 88289 transitions. [2022-11-22 02:06:14,027 INFO L78 Accepts]: Start accepts. Automaton has 60836 states and 88289 transitions. Word has length 365 [2022-11-22 02:06:14,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:06:14,048 INFO L495 AbstractCegarLoop]: Abstraction has 60836 states and 88289 transitions. [2022-11-22 02:06:14,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-22 02:06:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 60836 states and 88289 transitions. [2022-11-22 02:06:14,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-11-22 02:06:14,091 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:06:14,091 INFO L195 NwaCegarLoop]: trace histogram [30, 27, 27, 27, 27, 27, 27, 3, 3, 3, 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] [2022-11-22 02:06:14,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:06:14,092 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:06:14,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:06:14,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1249820135, now seen corresponding path program 1 times [2022-11-22 02:06:14,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:06:14,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955954018] [2022-11-22 02:06:14,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:06:14,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:06:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:06:15,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2986 trivial. 0 not checked. [2022-11-22 02:06:15,201 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:06:15,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955954018] [2022-11-22 02:06:15,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955954018] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:06:15,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:06:15,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:06:15,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477253429] [2022-11-22 02:06:15,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:06:15,203 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:06:15,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:06:15,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:06:15,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:15,203 INFO L87 Difference]: Start difference. First operand 60836 states and 88289 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-22 02:06:20,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:25,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:26,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:32,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:38,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:41,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:43,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:46,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:06:46,568 INFO L93 Difference]: Finished difference Result 122448 states and 177550 transitions. [2022-11-22 02:06:46,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:06:46,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 380 [2022-11-22 02:06:46,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:06:47,251 INFO L225 Difference]: With dead ends: 122448 [2022-11-22 02:06:47,252 INFO L226 Difference]: Without dead ends: 61667 [2022-11-22 02:06:47,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:47,709 INFO L413 NwaCegarLoop]: 6659 mSDtfsCounter, 978 mSDsluCounter, 6102 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 4 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 12761 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:06:47,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 12761 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1575 Invalid, 5 Unknown, 0 Unchecked, 29.0s Time] [2022-11-22 02:06:47,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61667 states. [2022-11-22 02:06:50,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61667 to 61667. [2022-11-22 02:06:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61667 states, 37446 states have (on average 1.2864658441489079) internal successors, (48173), 38504 states have internal predecessors, (48173), 20447 states have call successors, (20447), 3805 states have call predecessors, (20447), 3772 states have return successors, (20719), 20222 states have call predecessors, (20719), 20447 states have call successors, (20719) [2022-11-22 02:06:51,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61667 states to 61667 states and 89339 transitions. [2022-11-22 02:06:51,098 INFO L78 Accepts]: Start accepts. Automaton has 61667 states and 89339 transitions. Word has length 380 [2022-11-22 02:06:51,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:06:51,101 INFO L495 AbstractCegarLoop]: Abstraction has 61667 states and 89339 transitions. [2022-11-22 02:06:51,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-22 02:06:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 61667 states and 89339 transitions. [2022-11-22 02:06:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-11-22 02:06:51,129 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:06:51,129 INFO L195 NwaCegarLoop]: trace histogram [33, 28, 28, 28, 28, 28, 28, 5, 5, 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] [2022-11-22 02:06:51,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:06:51,129 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:06:51,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:06:51,130 INFO L85 PathProgramCache]: Analyzing trace with hash -440763023, now seen corresponding path program 1 times [2022-11-22 02:06:51,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:06:51,130 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451946695] [2022-11-22 02:06:51,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:06:51,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:06:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:06:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3357 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2022-11-22 02:06:52,333 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:06:52,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451946695] [2022-11-22 02:06:52,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451946695] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:06:52,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:06:52,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:06:52,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194463665] [2022-11-22 02:06:52,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:06:52,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:06:52,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:06:52,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:06:52,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:52,335 INFO L87 Difference]: Start difference. First operand 61667 states and 89339 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-22 02:06:56,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:02,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:05,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:10,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:16,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:19,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:21,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:24,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:27,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:30,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:07:30,623 INFO L93 Difference]: Finished difference Result 150876 states and 218682 transitions. [2022-11-22 02:07:30,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:07:30,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 382 [2022-11-22 02:07:30,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:07:31,360 INFO L225 Difference]: With dead ends: 150876 [2022-11-22 02:07:31,361 INFO L226 Difference]: Without dead ends: 89967 [2022-11-22 02:07:31,595 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:07:31,595 INFO L413 NwaCegarLoop]: 8746 mSDtfsCounter, 6306 mSDsluCounter, 6084 mSDsCounter, 0 mSdLazyCounter, 1707 mSolverCounterSat, 15 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6310 SdHoareTripleChecker+Valid, 14830 SdHoareTripleChecker+Invalid, 1729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1707 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:07:31,596 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6310 Valid, 14830 Invalid, 1729 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 1707 Invalid, 7 Unknown, 0 Unchecked, 35.0s Time] [2022-11-22 02:07:31,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89967 states. [2022-11-22 02:07:35,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89967 to 89946. [2022-11-22 02:07:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89946 states, 54666 states have (on average 1.2863571506969598) internal successors, (70320), 56220 states have internal predecessors, (70320), 29768 states have call successors, (29768), 5559 states have call predecessors, (29768), 5510 states have return successors, (30152), 29431 states have call predecessors, (30152), 29768 states have call successors, (30152) [2022-11-22 02:07:36,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89946 states to 89946 states and 130240 transitions. [2022-11-22 02:07:36,692 INFO L78 Accepts]: Start accepts. Automaton has 89946 states and 130240 transitions. Word has length 382 [2022-11-22 02:07:36,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:07:36,693 INFO L495 AbstractCegarLoop]: Abstraction has 89946 states and 130240 transitions. [2022-11-22 02:07:36,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-22 02:07:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 89946 states and 130240 transitions. [2022-11-22 02:07:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-11-22 02:07:36,758 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:07:36,758 INFO L195 NwaCegarLoop]: trace histogram [33, 27, 27, 27, 27, 27, 27, 5, 5, 4, 4, 4, 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] [2022-11-22 02:07:36,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:07:36,759 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:07:36,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:07:36,759 INFO L85 PathProgramCache]: Analyzing trace with hash 487592039, now seen corresponding path program 1 times [2022-11-22 02:07:36,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:07:36,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690703177] [2022-11-22 02:07:36,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:07:36,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:07:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:07:37,864 INFO L134 CoverageAnalysis]: Checked inductivity of 3219 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3199 trivial. 0 not checked. [2022-11-22 02:07:37,864 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:07:37,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690703177] [2022-11-22 02:07:37,865 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690703177] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:07:37,865 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:07:37,865 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:07:37,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240463896] [2022-11-22 02:07:37,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:07:37,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:07:37,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:07:37,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:07:37,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:07:37,867 INFO L87 Difference]: Start difference. First operand 89946 states and 130240 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-22 02:07:41,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:49,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:51,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:07:53,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:00,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:07,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:09,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:11,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:14,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:17,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:19,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:24,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:08:24,167 INFO L93 Difference]: Finished difference Result 220492 states and 319402 transitions. [2022-11-22 02:08:24,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:08:24,168 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 422 [2022-11-22 02:08:24,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:08:25,123 INFO L225 Difference]: With dead ends: 220492 [2022-11-22 02:08:25,123 INFO L226 Difference]: Without dead ends: 131304 [2022-11-22 02:08:25,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:08:25,657 INFO L413 NwaCegarLoop]: 11857 mSDtfsCounter, 6446 mSDsluCounter, 6105 mSDsCounter, 0 mSdLazyCounter, 2262 mSolverCounterSat, 9 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6450 SdHoareTripleChecker+Valid, 17962 SdHoareTripleChecker+Invalid, 2278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2262 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.5s IncrementalHoareTripleChecker+Time [2022-11-22 02:08:25,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6450 Valid, 17962 Invalid, 2278 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 2262 Invalid, 7 Unknown, 0 Unchecked, 41.5s Time] [2022-11-22 02:08:25,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131304 states. [2022-11-22 02:08:31,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131304 to 131273. [2022-11-22 02:08:31,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131273 states, 79821 states have (on average 1.2863782713822176) internal successors, (102680), 82098 states have internal predecessors, (102680), 43411 states have call successors, (43411), 8110 states have call predecessors, (43411), 8039 states have return successors, (43970), 42910 states have call predecessors, (43970), 43411 states have call successors, (43970) [2022-11-22 02:08:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131273 states to 131273 states and 190061 transitions. [2022-11-22 02:08:32,635 INFO L78 Accepts]: Start accepts. Automaton has 131273 states and 190061 transitions. Word has length 422 [2022-11-22 02:08:32,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:08:32,636 INFO L495 AbstractCegarLoop]: Abstraction has 131273 states and 190061 transitions. [2022-11-22 02:08:32,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-22 02:08:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 131273 states and 190061 transitions. [2022-11-22 02:08:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-11-22 02:08:32,676 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:08:32,677 INFO L195 NwaCegarLoop]: trace histogram [35, 28, 28, 28, 28, 28, 28, 9, 9, 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, 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] [2022-11-22 02:08:32,677 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:08:32,677 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:08:32,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:08:32,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1434753450, now seen corresponding path program 1 times [2022-11-22 02:08:32,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:08:32,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144552936] [2022-11-22 02:08:32,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:08:32,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:08:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:08:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3601 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3601 trivial. 0 not checked. [2022-11-22 02:08:35,847 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:08:35,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144552936] [2022-11-22 02:08:35,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144552936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:08:35,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:08:35,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:08:35,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400393026] [2022-11-22 02:08:35,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:08:35,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:08:35,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:08:35,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:08:35,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:08:35,849 INFO L87 Difference]: Start difference. First operand 131273 states and 190061 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-22 02:08:40,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:48,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:50,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:08:51,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []