./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI --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 7f12a6ac4bce089f19ef4066a141af18d92e5ee667df37b5c066d5e53dadcb49 --- 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-5e519f3 [2022-11-03 02:19:38,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:19:38,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:19:38,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:19:38,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:19:38,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:19:38,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:19:38,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:19:38,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:19:38,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:19:38,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:19:38,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:19:38,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:19:38,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:19:38,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:19:38,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:19:38,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:19:38,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:19:38,968 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:19:38,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:19:38,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:19:38,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:19:38,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:19:38,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:19:38,982 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:19:38,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:19:38,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:19:38,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:19:38,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:19:38,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:19:38,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:19:38,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:19:38,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:19:38,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:19:38,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:19:38,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:19:38,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:19:38,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:19:38,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:19:39,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:19:39,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:19:39,002 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:19:39,025 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:19:39,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:19:39,026 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:19:39,026 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:19:39,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:19:39,027 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:19:39,027 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:19:39,028 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:19:39,028 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:19:39,028 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:19:39,028 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:19:39,029 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:19:39,029 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:19:39,029 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:19:39,029 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:19:39,030 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:19:39,030 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:19:39,030 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:19:39,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:19:39,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:19:39,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:19:39,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:19:39,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:19:39,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:19:39,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:19:39,032 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:19:39,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:19:39,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:19:39,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:19:39,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:19:39,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:19:39,034 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:19:39,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:19:39,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:19:39,035 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:19:39,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:19:39,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:19:39,036 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:19:39,036 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_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f12a6ac4bce089f19ef4066a141af18d92e5ee667df37b5c066d5e53dadcb49 [2022-11-03 02:19:39,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:19:39,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:19:39,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:19:39,348 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:19:39,353 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:19:39,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:19:39,423 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/data/c1b4165c7/99e95a8d187c440494182ad0168631ac/FLAG12166b5fa [2022-11-03 02:19:40,499 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:19:40,500 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:19:40,580 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/data/c1b4165c7/99e95a8d187c440494182ad0168631ac/FLAG12166b5fa [2022-11-03 02:19:40,718 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/data/c1b4165c7/99e95a8d187c440494182ad0168631ac [2022-11-03 02:19:40,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:19:40,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:19:40,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:19:40,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:19:40,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:19:40,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:19:40" (1/1) ... [2022-11-03 02:19:40,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ed97d1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:40, skipping insertion in model container [2022-11-03 02:19:40,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:19:40" (1/1) ... [2022-11-03 02:19:40,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:19:41,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:19:48,971 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695830,695843] [2022-11-03 02:19:48,974 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695975,695988] [2022-11-03 02:19:49,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:19:49,160 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:19:49,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695830,695843] [2022-11-03 02:19:49,934 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[695975,695988] [2022-11-03 02:19:49,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:19:50,528 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:19:50,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50 WrapperNode [2022-11-03 02:19:50,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:19:50,530 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:19:50,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:19:50,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:19:50,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:50,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:51,521 INFO L138 Inliner]: procedures = 829, calls = 8738, calls flagged for inlining = 380, calls inlined = 326, statements flattened = 16788 [2022-11-03 02:19:51,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:19:51,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:19:51,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:19:51,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:19:51,535 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:51,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:51,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:51,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,344 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:19:52,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:19:52,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:19:52,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:19:52,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (1/1) ... [2022-11-03 02:19:52,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:19:52,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:19:52,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:19:52,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:19:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-03 02:19:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-03 02:19:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2022-11-03 02:19:52,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2022-11-03 02:19:52,692 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-03 02:19:52,693 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-03 02:19:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 02:19:52,693 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 02:19:52,693 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-03 02:19:52,693 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-03 02:19:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-03 02:19:52,694 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-03 02:19:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-03 02:19:52,694 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-03 02:19:52,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_143 [2022-11-03 02:19:52,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_143 [2022-11-03 02:19:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-03 02:19:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-03 02:19:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 02:19:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 02:19:52,695 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 02:19:52,695 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 02:19:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-03 02:19:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-03 02:19:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-03 02:19:52,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-03 02:19:52,696 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 02:19:52,697 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 02:19:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-03 02:19:52,697 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-03 02:19:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-03 02:19:52,697 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-03 02:19:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 02:19:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 02:19:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 02:19:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 02:19:52,699 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 02:19:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-03 02:19:52,700 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-03 02:19:52,700 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-03 02:19:52,700 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-03 02:19:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-03 02:19:52,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-03 02:19:52,701 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 02:19:52,701 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 02:19:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 02:19:52,702 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 02:19:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-03 02:19:52,703 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-03 02:19:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-03 02:19:52,704 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-03 02:19:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-03 02:19:52,705 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-03 02:19:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-03 02:19:52,705 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-03 02:19:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 02:19:52,705 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 02:19:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-03 02:19:52,706 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-03 02:19:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 02:19:52,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 02:19:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-03 02:19:52,707 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-03 02:19:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:19:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-03 02:19:52,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-03 02:19:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-03 02:19:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-03 02:19:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-03 02:19:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-03 02:19:52,807 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-03 02:19:52,807 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-03 02:19:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 02:19:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 02:19:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-03 02:19:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-03 02:19:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 02:19:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 02:19:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-03 02:19:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-03 02:19:52,808 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-03 02:19:52,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-03 02:19:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-03 02:19:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-03 02:19:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 02:19:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 02:19:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-03 02:19:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-03 02:19:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-03 02:19:52,809 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-03 02:19:52,809 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-03 02:19:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-03 02:19:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-03 02:19:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-03 02:19:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-03 02:19:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-03 02:19:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:19:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2022-11-03 02:19:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2022-11-03 02:19:52,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 02:19:52,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-03 02:19:52,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 02:19:52,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 02:19:52,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:19:52,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-03 02:19:52,812 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-03 02:19:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 02:19:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-03 02:19:52,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-03 02:19:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 02:19:52,812 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 02:19:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-03 02:19:52,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-03 02:19:52,812 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 02:19:52,813 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 02:19:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:19:52,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 02:19:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-03 02:19:52,813 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-03 02:19:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-03 02:19:52,813 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-03 02:19:52,813 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 02:19:52,813 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 02:19:52,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-03 02:19:52,814 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-03 02:19:52,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-03 02:19:52,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 02:19:52,814 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 02:19:52,814 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-03 02:19:52,815 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-03 02:19:52,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-03 02:19:52,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:19:52,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 02:19:52,815 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:19:52,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:19:52,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-03 02:19:52,816 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 02:19:52,816 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 02:19:52,816 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-03 02:19:52,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-03 02:19:52,816 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 02:19:52,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 02:19:52,816 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 02:19:52,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 02:19:52,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 02:19:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 02:19:52,817 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 02:19:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-03 02:19:52,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-03 02:19:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-03 02:19:52,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-03 02:19:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 02:19:52,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 02:19:52,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 02:19:52,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-03 02:19:52,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-03 02:19:52,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-03 02:19:52,818 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 02:19:52,818 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-03 02:19:52,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-03 02:19:52,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2022-11-03 02:19:52,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2022-11-03 02:19:52,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 02:19:52,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 02:19:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:19:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-03 02:19:52,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-03 02:19:52,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-03 02:19:52,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-03 02:19:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:19:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-03 02:19:52,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-03 02:19:52,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-03 02:19:52,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-03 02:19:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-03 02:19:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-03 02:19:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 02:19:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 02:19:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 02:19:52,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 02:19:52,823 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 02:19:52,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 02:19:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-03 02:19:52,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-03 02:19:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-03 02:19:52,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-03 02:19:52,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-03 02:19:52,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-03 02:19:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 02:19:52,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 02:19:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2022-11-03 02:19:52,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2022-11-03 02:19:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-03 02:19:52,825 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-03 02:19:52,825 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-03 02:19:52,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-03 02:19:52,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-03 02:19:52,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-03 02:19:52,826 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 02:19:52,826 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 02:19:52,826 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-03 02:19:52,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-03 02:19:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 02:19:52,827 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 02:19:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-03 02:19:52,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-03 02:19:52,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2022-11-03 02:19:52,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2022-11-03 02:19:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:19:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-03 02:19:52,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-03 02:19:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 02:19:52,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 02:19:52,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2022-11-03 02:19:52,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2022-11-03 02:19:52,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-03 02:19:52,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-03 02:19:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-03 02:19:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-03 02:19:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 02:19:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 02:19:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-03 02:19:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2022-11-03 02:19:52,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-03 02:19:52,889 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-03 02:19:52,889 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-03 02:19:52,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 02:19:52,890 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_11_4 [2022-11-03 02:19:52,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_11_4 [2022-11-03 02:19:52,891 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 02:19:52,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 02:19:52,892 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 02:19:52,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2022-11-03 02:19:52,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-03 02:19:52,894 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 02:19:52,894 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 02:19:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 02:19:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-03 02:19:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-03 02:19:52,895 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-03 02:19:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-03 02:19:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 02:19:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 02:19:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 02:19:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-03 02:19:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-03 02:19:52,899 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-03 02:19:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-03 02:19:52,900 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-03 02:19:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-03 02:19:52,900 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 02:19:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 02:19:52,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-03 02:19:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-03 02:19:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 02:19:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 02:19:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-03 02:19:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-03 02:19:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 02:19:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 02:19:52,901 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-03 02:19:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-03 02:19:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 02:19:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 02:19:52,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-03 02:19:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_59 [2022-11-03 02:19:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_self_test [2022-11-03 02:19:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_self_test [2022-11-03 02:19:52,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 02:19:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 02:19:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-03 02:19:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_1 [2022-11-03 02:19:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-03 02:19:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-03 02:19:52,904 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-03 02:19:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-03 02:19:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-03 02:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-03 02:19:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 02:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 02:19:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_timer [2022-11-03 02:19:52,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_timer [2022-11-03 02:19:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 02:19:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 02:19:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-03 02:19:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-03 02:19:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-03 02:19:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_29 [2022-11-03 02:19:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-03 02:19:52,914 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-03 02:19:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 02:19:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 02:19:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-03 02:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-03 02:19:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-03 02:19:52,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-03 02:19:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-03 02:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-03 02:19:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-03 02:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-03 02:19:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-03 02:19:52,916 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-03 02:19:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 02:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 02:19:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-03 02:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_53 [2022-11-03 02:19:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-03 02:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_52 [2022-11-03 02:19:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 02:19:52,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 02:19:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-03 02:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_49 [2022-11-03 02:19:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-03 02:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-03 02:19:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 02:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 02:19:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 02:19:52,918 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 02:19:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-03 02:19:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-03 02:19:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-03 02:19:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-03 02:19:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-03 02:19:52,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_40 [2022-11-03 02:19:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 02:19:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 02:19:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-03 02:19:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-03 02:19:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 02:19:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 02:19:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-03 02:19:52,920 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-03 02:19:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 02:19:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 02:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 02:19:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-03 02:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-03 02:19:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_166 [2022-11-03 02:19:52,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_166 [2022-11-03 02:19:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-03 02:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-03 02:19:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 02:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 02:19:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-03 02:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-03 02:19:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 02:19:52,922 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 02:19:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-03 02:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-03 02:19:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-03 02:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-03 02:19:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-03 02:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-03 02:19:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-03 02:19:52,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-03 02:19:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-03 02:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-03 02:19:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 02:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 02:19:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-03 02:19:52,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-03 02:19:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-03 02:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-03 02:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 02:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 02:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-03 02:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-03 02:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 02:19:52,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 02:19:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-03 02:19:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-03 02:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-03 02:19:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-03 02:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-03 02:19:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-03 02:19:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-03 02:19:52,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-03 02:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-03 02:19:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-03 02:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-03 02:19:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-03 02:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:19:52,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 02:19:52,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-03 02:19:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-03 02:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-03 02:19:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-03 02:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-03 02:19:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-03 02:19:52,928 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-03 02:19:52,928 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-03 02:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-03 02:19:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-03 02:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-03 02:19:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-03 02:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 02:19:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 02:19:52,929 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-03 02:19:52,929 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-03 02:19:52,930 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-03 02:19:52,930 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-03 02:19:52,931 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-03 02:19:52,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-03 02:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-03 02:19:52,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-03 02:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-03 02:19:52,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-03 02:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-03 02:19:52,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-03 02:19:52,932 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 02:19:52,933 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 02:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 02:19:52,933 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 02:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-03 02:19:52,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-03 02:19:52,933 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-03 02:19:52,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-03 02:19:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-03 02:19:52,934 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-03 02:19:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 02:19:52,934 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 02:19:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-03 02:19:52,934 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-03 02:19:52,934 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-03 02:19:52,934 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-03 02:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-03 02:19:52,935 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-03 02:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2022-11-03 02:19:52,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2022-11-03 02:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:19:52,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 02:19:52,935 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-03 02:19:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-03 02:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 02:19:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 02:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2022-11-03 02:19:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2022-11-03 02:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 02:19:52,936 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 02:19:52,936 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 02:19:52,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 02:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-03 02:19:52,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-03 02:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-03 02:19:52,937 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-03 02:19:52,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 02:19:52,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 02:19:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-03 02:19:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-03 02:19:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 02:19:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 02:19:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 02:19:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 02:19:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:19:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 02:19:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 02:19:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 02:19:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:19:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-03 02:19:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-03 02:19:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-03 02:19:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-03 02:19:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2022-11-03 02:19:52,940 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2022-11-03 02:19:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 02:19:52,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 02:19:52,940 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-03 02:19:52,940 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-03 02:19:54,956 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:19:54,962 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:19:55,435 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 02:22:28,361 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:22:36,345 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:22:36,345 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-03 02:22:36,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:22:36 BoogieIcfgContainer [2022-11-03 02:22:36,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:22:36,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:22:36,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:22:36,358 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:22:36,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:19:40" (1/3) ... [2022-11-03 02:22:36,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11740917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:22:36, skipping insertion in model container [2022-11-03 02:22:36,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:19:50" (2/3) ... [2022-11-03 02:22:36,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11740917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:22:36, skipping insertion in model container [2022-11-03 02:22:36,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:22:36" (3/3) ... [2022-11-03 02:22:36,362 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 02:22:36,382 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:22:36,382 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-03 02:22:36,514 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:22:36,522 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;@5af8a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:22:36,522 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-03 02:22:36,539 INFO L276 IsEmpty]: Start isEmpty. Operand has 4550 states, 2700 states have (on average 1.2829629629629629) internal successors, (3464), 2797 states have internal predecessors, (3464), 1573 states have call successors, (1573), 275 states have call predecessors, (1573), 274 states have return successors, (1566), 1545 states have call predecessors, (1566), 1566 states have call successors, (1566) [2022-11-03 02:22:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-03 02:22:36,570 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:22:36,572 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:22:36,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:22:36,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:22:36,580 INFO L85 PathProgramCache]: Analyzing trace with hash 228552281, now seen corresponding path program 1 times [2022-11-03 02:22:36,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:22:36,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273610958] [2022-11-03 02:22:36,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:22:36,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:22:37,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:22:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2022-11-03 02:22:40,018 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:22:40,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273610958] [2022-11-03 02:22:40,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273610958] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:22:40,019 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:22:40,019 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:22:40,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235599391] [2022-11-03 02:22:40,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:22:40,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:22:40,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:22:40,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:22:40,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:22:40,077 INFO L87 Difference]: Start difference. First operand has 4550 states, 2700 states have (on average 1.2829629629629629) internal successors, (3464), 2797 states have internal predecessors, (3464), 1573 states have call successors, (1573), 275 states have call predecessors, (1573), 274 states have return successors, (1566), 1545 states have call predecessors, (1566), 1566 states have call successors, (1566) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:22:46,110 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 [] [2022-11-03 02:22:50,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:52,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:54,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:22:59,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:01,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:05,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:07,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:09,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:11,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:15,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:18,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:21,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:23,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:25,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:23:26,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:23:26,876 INFO L93 Difference]: Finished difference Result 9082 states and 13304 transitions. [2022-11-03 02:23:26,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 02:23:26,881 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 106 [2022-11-03 02:23:26,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:23:26,944 INFO L225 Difference]: With dead ends: 9082 [2022-11-03 02:23:26,944 INFO L226 Difference]: Without dead ends: 4519 [2022-11-03 02:23:26,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:23:26,993 INFO L413 NwaCegarLoop]: 5923 mSDtfsCounter, 5 mSDsluCounter, 13167 mSDsCounter, 0 mSdLazyCounter, 2006 mSolverCounterSat, 0 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 17762 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2006 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:23:26,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 17762 Invalid, 2017 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2006 Invalid, 11 Unknown, 0 Unchecked, 46.3s Time] [2022-11-03 02:23:27,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2022-11-03 02:23:27,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 4517. [2022-11-03 02:23:27,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4517 states, 2695 states have (on average 1.2790352504638218) internal successors, (3447), 2786 states have internal predecessors, (3447), 1547 states have call successors, (1547), 273 states have call predecessors, (1547), 273 states have return successors, (1547), 1526 states have call predecessors, (1547), 1547 states have call successors, (1547) [2022-11-03 02:23:27,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4517 states to 4517 states and 6541 transitions. [2022-11-03 02:23:27,433 INFO L78 Accepts]: Start accepts. Automaton has 4517 states and 6541 transitions. Word has length 106 [2022-11-03 02:23:27,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:23:27,435 INFO L495 AbstractCegarLoop]: Abstraction has 4517 states and 6541 transitions. [2022-11-03 02:23:27,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-03 02:23:27,435 INFO L276 IsEmpty]: Start isEmpty. Operand 4517 states and 6541 transitions. [2022-11-03 02:23:27,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-03 02:23:27,444 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:23:27,445 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:23:27,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:23:27,446 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:23:27,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:23:27,447 INFO L85 PathProgramCache]: Analyzing trace with hash 279873093, now seen corresponding path program 1 times [2022-11-03 02:23:27,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:23:27,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756859885] [2022-11-03 02:23:27,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:23:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:23:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:23:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2022-11-03 02:23:37,861 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:23:37,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756859885] [2022-11-03 02:23:37,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756859885] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:23:37,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:23:37,866 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:23:37,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352893167] [2022-11-03 02:23:37,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:23:37,868 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:23:37,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:23:37,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:23:37,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:23:37,871 INFO L87 Difference]: Start difference. First operand 4517 states and 6541 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:23:50,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:00,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:02,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:06,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:13,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:15,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:21,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:24,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:26,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:28,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:30,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:32,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:39,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:45,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:47,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:51,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:24:53,565 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 [] [2022-11-03 02:24:55,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:24:55,599 INFO L93 Difference]: Finished difference Result 6840 states and 9921 transitions. [2022-11-03 02:24:55,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 02:24:55,600 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 123 [2022-11-03 02:24:55,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:24:55,663 INFO L225 Difference]: With dead ends: 6840 [2022-11-03 02:24:55,663 INFO L226 Difference]: Without dead ends: 6838 [2022-11-03 02:24:55,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:24:55,671 INFO L413 NwaCegarLoop]: 6821 mSDtfsCounter, 3213 mSDsluCounter, 27516 mSDsCounter, 0 mSdLazyCounter, 5173 mSolverCounterSat, 8 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3216 SdHoareTripleChecker+Valid, 31582 SdHoareTripleChecker+Invalid, 5192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 5173 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 76.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:24:55,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3216 Valid, 31582 Invalid, 5192 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8 Valid, 5173 Invalid, 11 Unknown, 0 Unchecked, 76.0s Time] [2022-11-03 02:24:55,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6838 states. [2022-11-03 02:24:56,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6838 to 6827. [2022-11-03 02:24:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6827 states, 4069 states have (on average 1.2843450479233227) internal successors, (5226), 4246 states have internal predecessors, (5226), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 458 states have return successors, (2379), 2198 states have call predecessors, (2379), 2298 states have call successors, (2379) [2022-11-03 02:24:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6827 states to 6827 states and 9903 transitions. [2022-11-03 02:24:56,379 INFO L78 Accepts]: Start accepts. Automaton has 6827 states and 9903 transitions. Word has length 123 [2022-11-03 02:24:56,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:24:56,380 INFO L495 AbstractCegarLoop]: Abstraction has 6827 states and 9903 transitions. [2022-11-03 02:24:56,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-03 02:24:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 6827 states and 9903 transitions. [2022-11-03 02:24:56,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-03 02:24:56,398 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:24:56,398 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 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] [2022-11-03 02:24:56,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:24:56,398 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:24:56,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:24:56,408 INFO L85 PathProgramCache]: Analyzing trace with hash 955808002, now seen corresponding path program 1 times [2022-11-03 02:24:56,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:24:56,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032802719] [2022-11-03 02:24:56,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:24:56,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:24:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:24:59,759 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2022-11-03 02:24:59,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:24:59,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032802719] [2022-11-03 02:24:59,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032802719] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:24:59,759 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:24:59,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:24:59,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53820034] [2022-11-03 02:24:59,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:24:59,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:24:59,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:24:59,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:24:59,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:24:59,761 INFO L87 Difference]: Start difference. First operand 6827 states and 9903 transitions. Second operand has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 02:25:03,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:08,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:14,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:15,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:17,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:18,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:20,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:29,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:36,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:39,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:42,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:46,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:48,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:51,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:57,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:25:59,748 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 [] [2022-11-03 02:26:01,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:26:01,506 INFO L93 Difference]: Finished difference Result 13654 states and 20002 transitions. [2022-11-03 02:26:01,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:26:01,506 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) Word has length 159 [2022-11-03 02:26:01,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:26:01,565 INFO L225 Difference]: With dead ends: 13654 [2022-11-03 02:26:01,565 INFO L226 Difference]: Without dead ends: 6843 [2022-11-03 02:26:01,618 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:26:01,619 INFO L413 NwaCegarLoop]: 5869 mSDtfsCounter, 4 mSDsluCounter, 26114 mSDsCounter, 0 mSdLazyCounter, 3335 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 29334 SdHoareTripleChecker+Invalid, 3345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3335 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:26:01,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 29334 Invalid, 3345 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3335 Invalid, 10 Unknown, 0 Unchecked, 61.1s Time] [2022-11-03 02:26:01,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6843 states. [2022-11-03 02:26:02,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6843 to 6835. [2022-11-03 02:26:02,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6835 states, 4075 states have (on average 1.2839263803680983) internal successors, (5232), 4252 states have internal predecessors, (5232), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 460 states have return successors, (2387), 2200 states have call predecessors, (2387), 2298 states have call successors, (2387) [2022-11-03 02:26:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6835 states to 6835 states and 9917 transitions. [2022-11-03 02:26:02,330 INFO L78 Accepts]: Start accepts. Automaton has 6835 states and 9917 transitions. Word has length 159 [2022-11-03 02:26:02,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:26:02,333 INFO L495 AbstractCegarLoop]: Abstraction has 6835 states and 9917 transitions. [2022-11-03 02:26:02,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 5 states have internal predecessors, (79), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (25), 3 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-03 02:26:02,333 INFO L276 IsEmpty]: Start isEmpty. Operand 6835 states and 9917 transitions. [2022-11-03 02:26:02,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-03 02:26:02,346 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:26:02,347 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 3, 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] [2022-11-03 02:26:02,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:26:02,347 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:26:02,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:26:02,348 INFO L85 PathProgramCache]: Analyzing trace with hash -2079869830, now seen corresponding path program 1 times [2022-11-03 02:26:02,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:26:02,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010215593] [2022-11-03 02:26:02,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:26:02,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:26:02,600 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:26:02,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1517244195] [2022-11-03 02:26:02,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:26:02,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:26:02,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:26:02,603 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:26:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:26:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:26:05,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 7886 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-03 02:26:05,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:26:46,240 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-03 02:26:46,240 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:26:46,241 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:26:46,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010215593] [2022-11-03 02:26:46,241 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:26:46,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1517244195] [2022-11-03 02:26:46,241 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1517244195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:26:46,241 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:26:46,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-03 02:26:46,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628427363] [2022-11-03 02:26:46,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:26:46,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:26:46,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:26:46,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:26:46,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:26:46,244 INFO L87 Difference]: Start difference. First operand 6835 states and 9917 transitions. Second operand has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-03 02:26:57,941 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 [] [2022-11-03 02:27:08,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:25,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:30,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:31,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:33,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:35,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:41,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:44,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:46,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:53,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:27:55,437 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 [] [2022-11-03 02:27:57,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:57,022 INFO L93 Difference]: Finished difference Result 6842 states and 9923 transitions. [2022-11-03 02:27:57,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:27:57,023 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 176 [2022-11-03 02:27:57,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:57,076 INFO L225 Difference]: With dead ends: 6842 [2022-11-03 02:27:57,077 INFO L226 Difference]: Without dead ends: 6840 [2022-11-03 02:27:57,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:27:57,084 INFO L413 NwaCegarLoop]: 6833 mSDtfsCounter, 3099 mSDsluCounter, 23349 mSDsCounter, 0 mSdLazyCounter, 4799 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 27700 SdHoareTripleChecker+Invalid, 4810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4799 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:57,084 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 27700 Invalid, 4810 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 4799 Invalid, 10 Unknown, 0 Unchecked, 69.5s Time] [2022-11-03 02:27:57,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6840 states. [2022-11-03 02:27:57,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6840 to 6835. [2022-11-03 02:27:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6835 states, 4075 states have (on average 1.283680981595092) internal successors, (5231), 4252 states have internal predecessors, (5231), 2298 states have call successors, (2298), 481 states have call predecessors, (2298), 460 states have return successors, (2387), 2200 states have call predecessors, (2387), 2298 states have call successors, (2387) [2022-11-03 02:27:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6835 states to 6835 states and 9916 transitions. [2022-11-03 02:27:57,785 INFO L78 Accepts]: Start accepts. Automaton has 6835 states and 9916 transitions. Word has length 176 [2022-11-03 02:27:57,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:57,786 INFO L495 AbstractCegarLoop]: Abstraction has 6835 states and 9916 transitions. [2022-11-03 02:27:57,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.6) internal successors, (83), 4 states have internal predecessors, (83), 1 states have call successors, (33), 1 states have call predecessors, (33), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-11-03 02:27:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 6835 states and 9916 transitions. [2022-11-03 02:27:57,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-03 02:27:57,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:57,815 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:27:57,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:58,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:27:58,028 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:58,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:58,028 INFO L85 PathProgramCache]: Analyzing trace with hash 2146719782, now seen corresponding path program 1 times [2022-11-03 02:27:58,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:27:58,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791223019] [2022-11-03 02:27:58,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:58,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:27:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2022-11-03 02:28:13,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:28:13,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791223019] [2022-11-03 02:28:13,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791223019] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:13,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:13,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:28:13,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009336788] [2022-11-03 02:28:13,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:13,833 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:28:13,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:28:13,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:28:13,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:28:13,834 INFO L87 Difference]: Start difference. First operand 6835 states and 9916 transitions. Second operand has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-03 02:28:25,055 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 [] [2022-11-03 02:28:26,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:28,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:29,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:39,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:44,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:47,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:51,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:28:56,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:04,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:09,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:11,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:13,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:15,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:17,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:23,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:26,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:29,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:36,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:39,158 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 [] [2022-11-03 02:29:41,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:29:41,128 INFO L93 Difference]: Finished difference Result 9174 states and 13340 transitions. [2022-11-03 02:29:41,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 02:29:41,129 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 213 [2022-11-03 02:29:41,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:29:41,184 INFO L225 Difference]: With dead ends: 9174 [2022-11-03 02:29:41,184 INFO L226 Difference]: Without dead ends: 9172 [2022-11-03 02:29:41,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:29:41,192 INFO L413 NwaCegarLoop]: 6808 mSDtfsCounter, 3177 mSDsluCounter, 27466 mSDsCounter, 0 mSdLazyCounter, 5172 mSolverCounterSat, 8 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3180 SdHoareTripleChecker+Valid, 31524 SdHoareTripleChecker+Invalid, 5192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 5172 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:29:41,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3180 Valid, 31524 Invalid, 5192 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 5172 Invalid, 12 Unknown, 0 Unchecked, 85.2s Time] [2022-11-03 02:29:41,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9172 states. [2022-11-03 02:29:42,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9172 to 9160. [2022-11-03 02:29:42,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9160 states, 5458 states have (on average 1.2861854159032613) internal successors, (7020), 5720 states have internal predecessors, (7020), 3052 states have call successors, (3052), 689 states have call predecessors, (3052), 648 states have return successors, (3247), 2878 states have call predecessors, (3247), 3052 states have call successors, (3247) [2022-11-03 02:29:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9160 states to 9160 states and 13319 transitions. [2022-11-03 02:29:42,396 INFO L78 Accepts]: Start accepts. Automaton has 9160 states and 13319 transitions. Word has length 213 [2022-11-03 02:29:42,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:29:42,399 INFO L495 AbstractCegarLoop]: Abstraction has 9160 states and 13319 transitions. [2022-11-03 02:29:42,399 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2022-11-03 02:29:42,399 INFO L276 IsEmpty]: Start isEmpty. Operand 9160 states and 13319 transitions. [2022-11-03 02:29:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-11-03 02:29:42,437 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:29:42,437 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:29:42,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:29:42,438 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:29:42,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:29:42,441 INFO L85 PathProgramCache]: Analyzing trace with hash -2134212666, now seen corresponding path program 1 times [2022-11-03 02:29:42,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:29:42,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991715369] [2022-11-03 02:29:42,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:29:42,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:29:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:29:43,233 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2022-11-03 02:29:43,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:29:43,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991715369] [2022-11-03 02:29:43,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991715369] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:29:43,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:29:43,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:29:43,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671183704] [2022-11-03 02:29:43,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:29:43,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:29:43,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:29:43,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:29:43,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:29:43,236 INFO L87 Difference]: Start difference. First operand 9160 states and 13319 transitions. Second operand has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-11-03 02:29:48,122 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 [] [2022-11-03 02:29:51,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:53,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:29:57,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:01,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:04,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:07,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:09,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:11,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:15,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:17,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:18,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:30:18,960 INFO L93 Difference]: Finished difference Result 13686 states and 20338 transitions. [2022-11-03 02:30:18,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:30:18,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 294 [2022-11-03 02:30:18,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:30:19,020 INFO L225 Difference]: With dead ends: 13686 [2022-11-03 02:30:19,020 INFO L226 Difference]: Without dead ends: 9181 [2022-11-03 02:30:19,057 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 [2022-11-03 02:30:19,058 INFO L413 NwaCegarLoop]: 5958 mSDtfsCounter, 13 mSDsluCounter, 6606 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 11900 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.9s IncrementalHoareTripleChecker+Time [2022-11-03 02:30:19,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 11900 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1336 Invalid, 8 Unknown, 0 Unchecked, 34.9s Time] [2022-11-03 02:30:19,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9181 states. [2022-11-03 02:30:20,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9181 to 9161. [2022-11-03 02:30:20,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9161 states, 5459 states have (on average 1.2861329913903645) internal successors, (7021), 5721 states have internal predecessors, (7021), 3052 states have call successors, (3052), 689 states have call predecessors, (3052), 648 states have return successors, (3247), 2878 states have call predecessors, (3247), 3052 states have call successors, (3247) [2022-11-03 02:30:20,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9161 states to 9161 states and 13320 transitions. [2022-11-03 02:30:20,113 INFO L78 Accepts]: Start accepts. Automaton has 9161 states and 13320 transitions. Word has length 294 [2022-11-03 02:30:20,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:30:20,114 INFO L495 AbstractCegarLoop]: Abstraction has 9161 states and 13320 transitions. [2022-11-03 02:30:20,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.0) internal successors, (135), 3 states have internal predecessors, (135), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-11-03 02:30:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 9161 states and 13320 transitions. [2022-11-03 02:30:20,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-11-03 02:30:20,152 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:30:20,152 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:30:20,152 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:30:20,153 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:30:20,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:30:20,153 INFO L85 PathProgramCache]: Analyzing trace with hash -229729548, now seen corresponding path program 1 times [2022-11-03 02:30:20,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:30:20,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872130017] [2022-11-03 02:30:20,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:30:20,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:30:20,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:30:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-11-03 02:30:21,089 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:30:21,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872130017] [2022-11-03 02:30:21,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872130017] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:30:21,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:30:21,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:30:21,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829308538] [2022-11-03 02:30:21,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:30:21,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:30:21,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:30:21,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:30:21,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:30:21,092 INFO L87 Difference]: Start difference. First operand 9161 states and 13320 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-03 02:30:27,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:32,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:35,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:41,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:46,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:49,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:53,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:55,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:30:57,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:02,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:04,756 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 [] [2022-11-03 02:31:06,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:31:06,386 INFO L93 Difference]: Finished difference Result 13676 states and 20180 transitions. [2022-11-03 02:31:06,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:31:06,387 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 293 [2022-11-03 02:31:06,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:31:06,436 INFO L225 Difference]: With dead ends: 13676 [2022-11-03 02:31:06,436 INFO L226 Difference]: Without dead ends: 9170 [2022-11-03 02:31:06,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:31:06,465 INFO L413 NwaCegarLoop]: 5860 mSDtfsCounter, 17 mSDsluCounter, 13007 mSDsCounter, 0 mSdLazyCounter, 2035 mSolverCounterSat, 8 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 17540 SdHoareTripleChecker+Invalid, 2052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 2035 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:31:06,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 17540 Invalid, 2052 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8 Valid, 2035 Invalid, 9 Unknown, 0 Unchecked, 44.3s Time] [2022-11-03 02:31:06,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9170 states. [2022-11-03 02:31:07,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9170 to 9170. [2022-11-03 02:31:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9170 states, 5464 states have (on average 1.2858711566617862) internal successors, (7026), 5726 states have internal predecessors, (7026), 3055 states have call successors, (3055), 692 states have call predecessors, (3055), 649 states have return successors, (3250), 2879 states have call predecessors, (3250), 3055 states have call successors, (3250) [2022-11-03 02:31:07,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9170 states to 9170 states and 13331 transitions. [2022-11-03 02:31:07,255 INFO L78 Accepts]: Start accepts. Automaton has 9170 states and 13331 transitions. Word has length 293 [2022-11-03 02:31:07,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:31:07,256 INFO L495 AbstractCegarLoop]: Abstraction has 9170 states and 13331 transitions. [2022-11-03 02:31:07,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 3 states have call successors, (57), 2 states have call predecessors, (57), 3 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2022-11-03 02:31:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 9170 states and 13331 transitions. [2022-11-03 02:31:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-03 02:31:07,294 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:31:07,294 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:31:07,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 02:31:07,295 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:31:07,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:31:07,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1259485127, now seen corresponding path program 1 times [2022-11-03 02:31:07,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:31:07,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818507789] [2022-11-03 02:31:07,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:31:07,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:31:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:31:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2022-11-03 02:31:08,138 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:31:08,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818507789] [2022-11-03 02:31:08,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818507789] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:31:08,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:31:08,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:31:08,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505015667] [2022-11-03 02:31:08,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:31:08,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:31:08,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:31:08,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:31:08,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:31:08,141 INFO L87 Difference]: Start difference. First operand 9170 states and 13331 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-03 02:31:13,336 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 [] [2022-11-03 02:31:15,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:19,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:24,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:27,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:30,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:33,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:37,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:39,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:41,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:44,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:31:45,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:31:45,388 INFO L93 Difference]: Finished difference Result 13694 states and 20212 transitions. [2022-11-03 02:31:45,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:31:45,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 296 [2022-11-03 02:31:45,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:31:45,442 INFO L225 Difference]: With dead ends: 13694 [2022-11-03 02:31:45,443 INFO L226 Difference]: Without dead ends: 9183 [2022-11-03 02:31:45,478 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 [2022-11-03 02:31:45,479 INFO L413 NwaCegarLoop]: 5870 mSDtfsCounter, 11 mSDsluCounter, 6524 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 11732 SdHoareTripleChecker+Invalid, 1340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:31:45,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 11732 Invalid, 1340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1330 Invalid, 10 Unknown, 0 Unchecked, 36.3s Time] [2022-11-03 02:31:45,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9183 states. [2022-11-03 02:31:46,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9183 to 9171. [2022-11-03 02:31:46,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9171 states, 5465 states have (on average 1.2858188472095151) internal successors, (7027), 5727 states have internal predecessors, (7027), 3055 states have call successors, (3055), 692 states have call predecessors, (3055), 649 states have return successors, (3250), 2879 states have call predecessors, (3250), 3055 states have call successors, (3250) [2022-11-03 02:31:46,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9171 states to 9171 states and 13332 transitions. [2022-11-03 02:31:46,294 INFO L78 Accepts]: Start accepts. Automaton has 9171 states and 13332 transitions. Word has length 296 [2022-11-03 02:31:46,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:31:46,295 INFO L495 AbstractCegarLoop]: Abstraction has 9171 states and 13332 transitions. [2022-11-03 02:31:46,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2022-11-03 02:31:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 9171 states and 13332 transitions. [2022-11-03 02:31:46,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-03 02:31:46,331 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:31:46,331 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:31:46,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-03 02:31:46,332 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:31:46,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:31:46,332 INFO L85 PathProgramCache]: Analyzing trace with hash 785338937, now seen corresponding path program 1 times [2022-11-03 02:31:46,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:31:46,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004250654] [2022-11-03 02:31:46,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:31:46,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:31:46,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:31:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2022-11-03 02:31:47,327 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:31:47,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004250654] [2022-11-03 02:31:47,327 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004250654] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:31:47,327 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1189989480] [2022-11-03 02:31:47,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:31:47,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:31:47,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:31:47,335 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:31:47,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:31:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:31:50,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 8643 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-03 02:31:50,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:31:50,970 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-03 02:31:50,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:31:50,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1189989480] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:31:50,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:31:50,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-03 02:31:50,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92090173] [2022-11-03 02:31:50,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:31:50,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:31:50,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:31:50,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:31:50,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:31:50,981 INFO L87 Difference]: Start difference. First operand 9171 states and 13332 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-03 02:31:56,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:00,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:01,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:08,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:12,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:15,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:19,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:21,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:23,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:25,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:27,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:32:27,050 INFO L93 Difference]: Finished difference Result 13701 states and 20394 transitions. [2022-11-03 02:32:27,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:32:27,050 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 345 [2022-11-03 02:32:27,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:32:27,112 INFO L225 Difference]: With dead ends: 13701 [2022-11-03 02:32:27,112 INFO L226 Difference]: Without dead ends: 9189 [2022-11-03 02:32:27,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-03 02:32:27,154 INFO L413 NwaCegarLoop]: 5980 mSDtfsCounter, 11 mSDsluCounter, 6629 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 11945 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:32:27,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 11945 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1336 Invalid, 8 Unknown, 0 Unchecked, 35.2s Time] [2022-11-03 02:32:27,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9189 states. [2022-11-03 02:32:28,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9189 to 9172. [2022-11-03 02:32:28,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9172 states, 5466 states have (on average 1.2857665568971826) internal successors, (7028), 5728 states have internal predecessors, (7028), 3055 states have call successors, (3055), 692 states have call predecessors, (3055), 649 states have return successors, (3250), 2879 states have call predecessors, (3250), 3055 states have call successors, (3250) [2022-11-03 02:32:28,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9172 states to 9172 states and 13333 transitions. [2022-11-03 02:32:28,153 INFO L78 Accepts]: Start accepts. Automaton has 9172 states and 13333 transitions. Word has length 345 [2022-11-03 02:32:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:32:28,154 INFO L495 AbstractCegarLoop]: Abstraction has 9172 states and 13333 transitions. [2022-11-03 02:32:28,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2022-11-03 02:32:28,155 INFO L276 IsEmpty]: Start isEmpty. Operand 9172 states and 13333 transitions. [2022-11-03 02:32:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-11-03 02:32:28,181 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:32:28,182 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-03 02:32:28,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:32:28,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:32:28,397 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:32:28,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:32:28,397 INFO L85 PathProgramCache]: Analyzing trace with hash 2034767163, now seen corresponding path program 1 times [2022-11-03 02:32:28,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:32:28,398 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236089506] [2022-11-03 02:32:28,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:32:28,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:32:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:32:41,157 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-11-03 02:32:41,157 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:32:41,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236089506] [2022-11-03 02:32:41,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236089506] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:32:41,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231165443] [2022-11-03 02:32:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:32:41,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:32:41,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:32:41,160 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:32:41,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:32:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:32:44,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 8582 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 02:32:44,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:32:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2022-11-03 02:32:44,632 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:32:44,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1231165443] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:32:44,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-03 02:32:44,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2022-11-03 02:32:44,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737975124] [2022-11-03 02:32:44,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:32:44,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:32:44,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:32:44,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:32:44,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-11-03 02:32:44,636 INFO L87 Difference]: Start difference. First operand 9172 states and 13333 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-03 02:32:49,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:32:54,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:00,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:04,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:06,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:08,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:11,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:15,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:17,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:19,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 02:33:22,205 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 [] [2022-11-03 02:33:23,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:33:23,469 INFO L93 Difference]: Finished difference Result 18273 states and 26822 transitions. [2022-11-03 02:33:23,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:33:23,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 275 [2022-11-03 02:33:23,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:33:23,537 INFO L225 Difference]: With dead ends: 18273 [2022-11-03 02:33:23,537 INFO L226 Difference]: Without dead ends: 9117 [2022-11-03 02:33:23,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2022-11-03 02:33:23,599 INFO L413 NwaCegarLoop]: 5812 mSDtfsCounter, 2 mSDsluCounter, 6470 mSDsCounter, 0 mSdLazyCounter, 1319 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11623 SdHoareTripleChecker+Invalid, 1329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1319 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:33:23,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11623 Invalid, 1329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1319 Invalid, 10 Unknown, 0 Unchecked, 38.0s Time] [2022-11-03 02:33:23,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9117 states. [2022-11-03 02:33:24,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9117 to 9117. [2022-11-03 02:33:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9117 states, 5435 states have (on average 1.284820607175713) internal successors, (6983), 5693 states have internal predecessors, (6983), 3032 states have call successors, (3032), 691 states have call predecessors, (3032), 648 states have return successors, (3219), 2858 states have call predecessors, (3219), 3032 states have call successors, (3219) [2022-11-03 02:33:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9117 states to 9117 states and 13234 transitions. [2022-11-03 02:33:24,433 INFO L78 Accepts]: Start accepts. Automaton has 9117 states and 13234 transitions. Word has length 275 [2022-11-03 02:33:24,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:33:24,434 INFO L495 AbstractCegarLoop]: Abstraction has 9117 states and 13234 transitions. [2022-11-03 02:33:24,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-11-03 02:33:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 9117 states and 13234 transitions. [2022-11-03 02:33:24,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-03 02:33:24,466 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:33:24,466 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 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] [2022-11-03 02:33:24,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:33:24,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-03 02:33:24,681 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:33:24,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:33:24,681 INFO L85 PathProgramCache]: Analyzing trace with hash -988135025, now seen corresponding path program 1 times [2022-11-03 02:33:24,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:33:24,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035194149] [2022-11-03 02:33:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:33:24,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:33:25,080 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:33:25,080 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1266670335] [2022-11-03 02:33:25,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:33:25,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:33:25,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:33:25,082 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:33:25,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1a0b0c0-f150-41ca-a395-35b3f66efc32/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process