./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/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 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:44:21,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:44:21,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:44:21,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:44:21,296 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:44:21,297 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:44:21,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:44:21,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:44:21,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:44:21,322 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:44:21,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:44:21,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:44:21,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:44:21,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:44:21,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:44:21,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:44:21,327 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:44:21,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:44:21,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:44:21,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:44:21,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:44:21,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:44:21,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:44:21,345 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:44:21,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:44:21,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:44:21,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:44:21,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:44:21,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:44:21,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:44:21,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:44:21,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:44:21,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:44:21,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:44:21,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:44:21,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:44:21,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:44:21,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:44:21,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:44:21,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:44:21,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:44:21,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:44:21,415 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:44:21,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:44:21,416 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:44:21,416 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:44:21,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:44:21,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:44:21,417 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:44:21,418 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:44:21,418 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:44:21,418 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:44:21,419 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:44:21,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:44:21,419 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:44:21,420 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:44:21,420 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:44:21,420 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:44:21,420 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:44:21,420 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:44:21,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:44:21,422 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:44:21,423 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:44:21,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:44:21,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:44:21,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:44:21,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:44:21,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:44:21,425 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:44:21,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:44:21,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:44:21,425 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:44:21,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:44:21,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:44:21,426 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:44:21,426 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 685a5495a615388cc9b013e733459d717ac35dd65edbd21694d2de3571df9ab1 [2022-11-03 01:44:21,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:44:21,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:44:21,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:44:21,770 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:44:21,771 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:44:21,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 01:44:21,863 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/data/fcb671f28/e1e29740366245a4b03144e11767403a/FLAGa48b18325 [2022-11-03 01:44:23,070 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:44:23,071 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 01:44:23,146 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/data/fcb671f28/e1e29740366245a4b03144e11767403a/FLAGa48b18325 [2022-11-03 01:44:23,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/data/fcb671f28/e1e29740366245a4b03144e11767403a [2022-11-03 01:44:23,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:44:23,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:44:23,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:44:23,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:44:23,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:44:23,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:44:23" (1/1) ... [2022-11-03 01:44:23,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5656e94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:23, skipping insertion in model container [2022-11-03 01:44:23,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:44:23" (1/1) ... [2022-11-03 01:44:23,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:44:23,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:44:31,417 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705498,705511] [2022-11-03 01:44:31,424 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705643,705656] [2022-11-03 01:44:31,466 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:44:31,586 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:44:32,330 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705498,705511] [2022-11-03 01:44:32,330 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_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[705643,705656] [2022-11-03 01:44:32,341 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:44:33,029 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:44:33,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33 WrapperNode [2022-11-03 01:44:33,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:44:33,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:44:33,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:44:33,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:44:33,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:33,313 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:33,761 INFO L138 Inliner]: procedures = 848, calls = 8804, calls flagged for inlining = 413, calls inlined = 359, statements flattened = 16865 [2022-11-03 01:44:33,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:44:33,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:44:33,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:44:33,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:44:33,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:33,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:34,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:34,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:34,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:34,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:34,958 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:35,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:35,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:44:35,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:44:35,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:44:35,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:44:35,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (1/1) ... [2022-11-03 01:44:35,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:44:35,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:44:35,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:44:35,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c424ded4-1f0f-4aec-b5f8-ab21d95c0158/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:44:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-03 01:44:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-03 01:44:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_126 [2022-11-03 01:44:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_126 [2022-11-03 01:44:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-03 01:44:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-03 01:44:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-03 01:44:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-03 01:44:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-03 01:44:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-03 01:44:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-03 01:44:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-03 01:44:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-03 01:44:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-03 01:44:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-03 01:44:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-03 01:44:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-03 01:44:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-03 01:44:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-03 01:44:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-03 01:44:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-03 01:44:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-03 01:44:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-03 01:44:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-03 01:44:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-03 01:44:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-03 01:44:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-03 01:44:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-03 01:44:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-03 01:44:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-03 01:44:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-03 01:44:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-03 01:44:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-03 01:44:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-03 01:44:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-03 01:44:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-03 01:44:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-03 01:44:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-03 01:44:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-03 01:44:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-03 01:44:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-03 01:44:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-03 01:44:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-03 01:44:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-03 01:44:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-03 01:44:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-03 01:44:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-03 01:44:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-03 01:44:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-03 01:44:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-03 01:44:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-03 01:44:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-03 01:44:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-03 01:44:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-03 01:44:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-03 01:44:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-03 01:44:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-03 01:44:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-03 01:44:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-03 01:44:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-03 01:44:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-03 01:44:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 01:44:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-03 01:44:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-03 01:44:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-03 01:44:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-03 01:44:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-03 01:44:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-03 01:44:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-03 01:44:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-03 01:44:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-03 01:44:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-03 01:44:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-03 01:44:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-03 01:44:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-03 01:44:35,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-03 01:44:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-03 01:44:35,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-03 01:44:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-03 01:44:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-03 01:44:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-03 01:44:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-03 01:44:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-03 01:44:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-03 01:44:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-03 01:44:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-03 01:44:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-03 01:44:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-03 01:44:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-03 01:44:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-03 01:44:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-03 01:44:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-03 01:44:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-03 01:44:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-03 01:44:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 01:44:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-03 01:44:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-03 01:44:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-03 01:44:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-03 01:44:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-03 01:44:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-03 01:44:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-03 01:44:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-03 01:44:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-03 01:44:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-03 01:44:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:44:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-03 01:44:35,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-03 01:44:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-03 01:44:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-03 01:44:35,210 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-03 01:44:35,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-03 01:44:35,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 01:44:35,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-03 01:44:35,213 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-03 01:44:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-03 01:44:35,214 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-03 01:44:35,214 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-03 01:44:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-03 01:44:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-03 01:44:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-03 01:44:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-03 01:44:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-03 01:44:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-03 01:44:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 01:44:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-03 01:44:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-03 01:44:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-03 01:44:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-03 01:44:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-03 01:44:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-03 01:44:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-03 01:44:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-03 01:44:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-03 01:44:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-03 01:44:35,223 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-03 01:44:35,224 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-03 01:44:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-03 01:44:35,225 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-03 01:44:35,225 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-03 01:44:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-03 01:44:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-03 01:44:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-03 01:44:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-03 01:44:35,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-03 01:44:35,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-03 01:44:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:44:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:44:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-03 01:44:35,227 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-03 01:44:35,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 01:44:35,227 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 01:44:35,227 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 01:44:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-03 01:44:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-03 01:44:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-03 01:44:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-03 01:44:35,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-03 01:44:35,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-03 01:44:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-03 01:44:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-03 01:44:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-03 01:44:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-03 01:44:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-03 01:44:35,229 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-03 01:44:35,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-03 01:44:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-03 01:44:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-03 01:44:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-03 01:44:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-03 01:44:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-03 01:44:35,230 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-03 01:44:35,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-03 01:44:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-03 01:44:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-03 01:44:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-03 01:44:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-03 01:44:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-03 01:44:35,231 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-03 01:44:35,231 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-03 01:44:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-03 01:44:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-03 01:44:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_110 [2022-11-03 01:44:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_110 [2022-11-03 01:44:35,232 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-03 01:44:35,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-03 01:44:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 01:44:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-03 01:44:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-03 01:44:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-03 01:44:35,233 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-03 01:44:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 01:44:35,233 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-03 01:44:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-03 01:44:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-03 01:44:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-03 01:44:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-03 01:44:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-03 01:44:35,234 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-03 01:44:35,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-03 01:44:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-03 01:44:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-03 01:44:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-03 01:44:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-03 01:44:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-03 01:44:35,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-03 01:44:35,235 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-03 01:44:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-03 01:44:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-03 01:44:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-03 01:44:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-03 01:44:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-03 01:44:35,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_104 [2022-11-03 01:44:35,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_104 [2022-11-03 01:44:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-03 01:44:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-03 01:44:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-03 01:44:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-03 01:44:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2022-11-03 01:44:35,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2022-11-03 01:44:35,237 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-03 01:44:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-03 01:44:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-03 01:44:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-03 01:44:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-03 01:44:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-03 01:44:35,238 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-03 01:44:35,238 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-03 01:44:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 01:44:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-03 01:44:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-03 01:44:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-03 01:44:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-03 01:44:35,239 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-03 01:44:35,239 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-03 01:44:35,241 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-03 01:44:35,245 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-03 01:44:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-03 01:44:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-03 01:44:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-03 01:44:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-03 01:44:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-03 01:44:35,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-03 01:44:35,246 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-03 01:44:35,247 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-03 01:44:35,248 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-03 01:44:35,250 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-03 01:44:35,250 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 01:44:35,250 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 01:44:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-03 01:44:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-03 01:44:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_125 [2022-11-03 01:44:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_125 [2022-11-03 01:44:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-03 01:44:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-03 01:44:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-03 01:44:35,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-03 01:44:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-03 01:44:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-03 01:44:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-03 01:44:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-03 01:44:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-03 01:44:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-03 01:44:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-03 01:44:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-03 01:44:35,253 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-03 01:44:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-03 01:44:35,253 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-03 01:44:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-03 01:44:35,253 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-03 01:44:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-03 01:44:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-03 01:44:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-03 01:44:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-03 01:44:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-03 01:44:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-03 01:44:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-03 01:44:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-03 01:44:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-03 01:44:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-03 01:44:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-03 01:44:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-03 01:44:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-03 01:44:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-03 01:44:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-03 01:44:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-03 01:44:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-03 01:44:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-03 01:44:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-03 01:44:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-03 01:44:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-03 01:44:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-03 01:44:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-03 01:44:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-03 01:44:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-03 01:44:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-03 01:44:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-03 01:44:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-03 01:44:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-03 01:44:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-03 01:44:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-03 01:44:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-03 01:44:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-03 01:44:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-03 01:44:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-03 01:44:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-03 01:44:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-03 01:44:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-03 01:44:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-03 01:44:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-03 01:44:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-03 01:44:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-03 01:44:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-03 01:44:35,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-03 01:44:35,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-03 01:44:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-03 01:44:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-03 01:44:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 01:44:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-03 01:44:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-03 01:44:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-03 01:44:35,260 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-03 01:44:35,260 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-03 01:44:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-03 01:44:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-03 01:44:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-03 01:44:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-03 01:44:35,261 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-03 01:44:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-03 01:44:35,261 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-03 01:44:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-03 01:44:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-03 01:44:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-03 01:44:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-03 01:44:35,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-03 01:44:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-03 01:44:35,262 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-03 01:44:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-03 01:44:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-03 01:44:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-03 01:44:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-03 01:44:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-03 01:44:35,263 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-03 01:44:35,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-03 01:44:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-03 01:44:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-03 01:44:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-03 01:44:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-03 01:44:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-03 01:44:35,264 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-03 01:44:35,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-03 01:44:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-03 01:44:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-03 01:44:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-03 01:44:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-03 01:44:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-03 01:44:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-03 01:44:35,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-03 01:44:35,265 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-03 01:44:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-03 01:44:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-03 01:44:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-03 01:44:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-03 01:44:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-03 01:44:35,266 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-03 01:44:35,266 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-03 01:44:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-03 01:44:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-03 01:44:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-03 01:44:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-03 01:44:35,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-03 01:44:35,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-03 01:44:35,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 01:44:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-03 01:44:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-03 01:44:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-03 01:44:35,269 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-03 01:44:35,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-03 01:44:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-03 01:44:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-03 01:44:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-03 01:44:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-03 01:44:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-03 01:44:35,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-03 01:44:35,270 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-03 01:44:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-03 01:44:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-03 01:44:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-03 01:44:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-03 01:44:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-03 01:44:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-03 01:44:35,271 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-03 01:44:35,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-03 01:44:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-03 01:44:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-03 01:44:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-03 01:44:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-03 01:44:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-03 01:44:35,272 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-03 01:44:35,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-03 01:44:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-03 01:44:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-03 01:44:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-03 01:44:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-03 01:44:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-03 01:44:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-03 01:44:35,273 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-03 01:44:35,273 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-03 01:44:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-03 01:44:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-03 01:44:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-03 01:44:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-03 01:44:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-03 01:44:35,274 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-03 01:44:35,274 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-03 01:44:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-03 01:44:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-03 01:44:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-03 01:44:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-03 01:44:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-03 01:44:35,275 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-03 01:44:35,275 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-03 01:44:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-03 01:44:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-03 01:44:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-03 01:44:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-03 01:44:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-03 01:44:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-03 01:44:35,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-03 01:44:35,276 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-03 01:44:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-03 01:44:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-03 01:44:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-03 01:44:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-03 01:44:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-03 01:44:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-03 01:44:35,277 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-03 01:44:35,277 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-03 01:44:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-03 01:44:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-03 01:44:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-03 01:44:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-03 01:44:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-03 01:44:35,278 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-03 01:44:35,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-03 01:44:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-03 01:44:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-03 01:44:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-03 01:44:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-03 01:44:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-03 01:44:35,279 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-03 01:44:35,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:44:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-03 01:44:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-03 01:44:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-03 01:44:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-03 01:44:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 01:44:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-03 01:44:35,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-03 01:44:35,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-03 01:44:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-03 01:44:35,281 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-03 01:44:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-03 01:44:35,281 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-03 01:44:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-03 01:44:35,281 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-03 01:44:35,281 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-03 01:44:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-03 01:44:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-03 01:44:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-03 01:44:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-03 01:44:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-03 01:44:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-03 01:44:35,282 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-03 01:44:35,282 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-03 01:44:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-03 01:44:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-03 01:44:35,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-03 01:44:35,283 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-03 01:44:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-03 01:44:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-03 01:44:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-03 01:44:35,287 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-03 01:44:35,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-03 01:44:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-03 01:44:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-03 01:44:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-03 01:44:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-03 01:44:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-03 01:44:35,288 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-03 01:44:35,288 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-03 01:44:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-03 01:44:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-03 01:44:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-03 01:44:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-03 01:44:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-03 01:44:35,289 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-03 01:44:35,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-03 01:44:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-03 01:44:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-03 01:44:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-03 01:44:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-03 01:44:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_111 [2022-11-03 01:44:35,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_111 [2022-11-03 01:44:35,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 01:44:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-03 01:44:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-03 01:44:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-03 01:44:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-03 01:44:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-03 01:44:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_105 [2022-11-03 01:44:35,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_105 [2022-11-03 01:44:35,291 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-03 01:44:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-03 01:44:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-03 01:44:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-03 01:44:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-03 01:44:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-03 01:44:35,292 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-03 01:44:35,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-03 01:44:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-03 01:44:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-03 01:44:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-03 01:44:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-03 01:44:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-03 01:44:35,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-03 01:44:35,293 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-03 01:44:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-03 01:44:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 01:44:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-03 01:44:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-03 01:44:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-03 01:44:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:44:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-03 01:44:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-03 01:44:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-03 01:44:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-03 01:44:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-03 01:44:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-03 01:44:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-03 01:44:35,295 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-03 01:44:37,000 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:44:37,008 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:44:37,375 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-03 01:47:23,032 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-03 01:47:23,275 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:47:32,615 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:47:32,615 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-03 01:47:32,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:47:32 BoogieIcfgContainer [2022-11-03 01:47:32,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:47:32,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:47:32,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:47:32,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:47:32,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:44:23" (1/3) ... [2022-11-03 01:47:32,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70551b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:47:32, skipping insertion in model container [2022-11-03 01:47:32,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:44:33" (2/3) ... [2022-11-03 01:47:32,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70551b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:47:32, skipping insertion in model container [2022-11-03 01:47:32,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:47:32" (3/3) ... [2022-11-03 01:47:32,635 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-03 01:47:32,655 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:47:32,655 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-03 01:47:32,798 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:47:32,805 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;@35f3110a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:47:32,805 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-03 01:47:32,823 INFO L276 IsEmpty]: Start isEmpty. Operand has 4755 states, 2869 states have (on average 1.302195887068665) internal successors, (3736), 2942 states have internal predecessors, (3736), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) [2022-11-03 01:47:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2022-11-03 01:47:32,888 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:47:32,889 INFO L195 NwaCegarLoop]: trace histogram [30, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:47:32,890 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 01:47:32,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:47:32,895 INFO L85 PathProgramCache]: Analyzing trace with hash -565685703, now seen corresponding path program 1 times [2022-11-03 01:47:32,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:47:32,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098610598] [2022-11-03 01:47:32,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:47:32,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:47:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:47:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 3138 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3138 trivial. 0 not checked. [2022-11-03 01:47:34,950 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:47:34,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098610598] [2022-11-03 01:47:34,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098610598] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:47:34,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:47:34,957 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:47:34,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141564067] [2022-11-03 01:47:34,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:47:34,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:47:34,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:47:35,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:47:35,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:47:35,018 INFO L87 Difference]: Start difference. First operand has 4755 states, 2869 states have (on average 1.302195887068665) internal successors, (3736), 2942 states have internal predecessors, (3736), 1624 states have call successors, (1624), 261 states have call predecessors, (1624), 260 states have return successors, (1615), 1605 states have call predecessors, (1615), 1615 states have call successors, (1615) Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 01:47:38,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:47:41,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:47:45,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:47:47,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:47:51,689 WARN L539 Checker$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 01:47:58,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:01,299 WARN L539 Checker$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 01:48:02,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:04,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:07,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:10,284 WARN L539 Checker$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 01:48:12,988 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 01:48:14,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:48:14,511 INFO L93 Difference]: Finished difference Result 13819 states and 20469 transitions. [2022-11-03 01:48:14,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:48:14,515 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 335 [2022-11-03 01:48:14,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:48:14,601 INFO L225 Difference]: With dead ends: 13819 [2022-11-03 01:48:14,601 INFO L226 Difference]: Without dead ends: 9051 [2022-11-03 01:48:14,639 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 01:48:14,643 INFO L413 NwaCegarLoop]: 7688 mSDtfsCounter, 6375 mSDsluCounter, 6893 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 19 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6380 SdHoareTripleChecker+Valid, 13833 SdHoareTripleChecker+Invalid, 1618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.8s IncrementalHoareTripleChecker+Time [2022-11-03 01:48:14,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6380 Valid, 13833 Invalid, 1618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 1592 Invalid, 7 Unknown, 0 Unchecked, 38.8s Time] [2022-11-03 01:48:14,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9051 states. [2022-11-03 01:48:15,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9051 to 9044. [2022-11-03 01:48:15,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9044 states, 5501 states have (on average 1.2990365388111254) internal successors, (7146), 5646 states have internal predecessors, (7146), 3033 states have call successors, (3033), 508 states have call predecessors, (3033), 508 states have return successors, (3038), 3010 states have call predecessors, (3038), 3033 states have call successors, (3038) [2022-11-03 01:48:15,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9044 states to 9044 states and 13217 transitions. [2022-11-03 01:48:15,407 INFO L78 Accepts]: Start accepts. Automaton has 9044 states and 13217 transitions. Word has length 335 [2022-11-03 01:48:15,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:48:15,413 INFO L495 AbstractCegarLoop]: Abstraction has 9044 states and 13217 transitions. [2022-11-03 01:48:15,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 01:48:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 9044 states and 13217 transitions. [2022-11-03 01:48:15,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2022-11-03 01:48:15,445 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:48:15,446 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:48:15,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:48:15,447 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 01:48:15,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:48:15,448 INFO L85 PathProgramCache]: Analyzing trace with hash -419308551, now seen corresponding path program 1 times [2022-11-03 01:48:15,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:48:15,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005082778] [2022-11-03 01:48:15,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:48:15,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:48:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:48:16,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2865 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2865 trivial. 0 not checked. [2022-11-03 01:48:16,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:48:16,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005082778] [2022-11-03 01:48:16,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005082778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:48:16,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:48:16,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:48:16,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951207165] [2022-11-03 01:48:16,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:48:16,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:48:16,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:48:16,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:48:16,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:48:16,431 INFO L87 Difference]: Start difference. First operand 9044 states and 13217 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 01:48:19,179 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 01:48:26,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:28,117 WARN L539 Checker$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 01:48:33,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:39,563 WARN L539 Checker$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 01:48:42,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:45,334 WARN L539 Checker$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 01:48:47,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:50,062 WARN L539 Checker$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 01:48:54,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:48:56,369 WARN L539 Checker$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 01:48:57,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:48:57,516 INFO L93 Difference]: Finished difference Result 25678 states and 37484 transitions. [2022-11-03 01:48:57,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:48:57,517 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 348 [2022-11-03 01:48:57,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:48:57,658 INFO L225 Difference]: With dead ends: 25678 [2022-11-03 01:48:57,658 INFO L226 Difference]: Without dead ends: 16689 [2022-11-03 01:48:57,726 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 01:48:57,727 INFO L413 NwaCegarLoop]: 8707 mSDtfsCounter, 5635 mSDsluCounter, 6776 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 7 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5640 SdHoareTripleChecker+Valid, 14778 SdHoareTripleChecker+Invalid, 1781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:48:57,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5640 Valid, 14778 Invalid, 1781 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1765 Invalid, 9 Unknown, 0 Unchecked, 40.4s Time] [2022-11-03 01:48:57,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16689 states. [2022-11-03 01:48:58,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16689 to 16679. [2022-11-03 01:48:58,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16679 states, 10114 states have (on average 1.2925647617164326) internal successors, (13073), 10397 states have internal predecessors, (13073), 5574 states have call successors, (5574), 993 states have call predecessors, (5574), 989 states have return successors, (5684), 5521 states have call predecessors, (5684), 5574 states have call successors, (5684) [2022-11-03 01:48:58,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16679 states to 16679 states and 24331 transitions. [2022-11-03 01:48:58,859 INFO L78 Accepts]: Start accepts. Automaton has 16679 states and 24331 transitions. Word has length 348 [2022-11-03 01:48:58,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:48:58,864 INFO L495 AbstractCegarLoop]: Abstraction has 16679 states and 24331 transitions. [2022-11-03 01:48:58,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-03 01:48:58,864 INFO L276 IsEmpty]: Start isEmpty. Operand 16679 states and 24331 transitions. [2022-11-03 01:48:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2022-11-03 01:48:58,881 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:48:58,881 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:48:58,881 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 01:48:58,882 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:48:58,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:48:58,882 INFO L85 PathProgramCache]: Analyzing trace with hash 950851536, now seen corresponding path program 1 times [2022-11-03 01:48:58,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:48:58,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007604647] [2022-11-03 01:48:58,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:48:58,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:48:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:48:59,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-03 01:48:59,835 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:48:59,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007604647] [2022-11-03 01:48:59,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007604647] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:48:59,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:48:59,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:48:59,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419208492] [2022-11-03 01:48:59,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:48:59,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:48:59,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:48:59,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:48:59,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:48:59,838 INFO L87 Difference]: Start difference. First operand 16679 states and 24331 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-03 01:49:03,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:05,246 WARN L539 Checker$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 01:49:11,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:13,721 WARN L539 Checker$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 01:49:19,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:25,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:26,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:29,617 WARN L539 Checker$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 01:49:31,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:33,627 WARN L539 Checker$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 01:49:36,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:38,555 WARN L539 Checker$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 01:49:41,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:43,404 WARN L539 Checker$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 01:49:46,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:49:49,151 WARN L539 Checker$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 01:49:51,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:49:51,074 INFO L93 Difference]: Finished difference Result 48741 states and 71001 transitions. [2022-11-03 01:49:51,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:49:51,075 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) Word has length 345 [2022-11-03 01:49:51,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:49:51,340 INFO L225 Difference]: With dead ends: 48741 [2022-11-03 01:49:51,340 INFO L226 Difference]: Without dead ends: 32117 [2022-11-03 01:49:51,459 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 01:49:51,462 INFO L413 NwaCegarLoop]: 10557 mSDtfsCounter, 6223 mSDsluCounter, 6796 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 29 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6230 SdHoareTripleChecker+Valid, 16619 SdHoareTripleChecker+Invalid, 2141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:49:51,467 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6230 Valid, 16619 Invalid, 2141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 2101 Invalid, 11 Unknown, 0 Unchecked, 50.0s Time] [2022-11-03 01:49:51,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32117 states. [2022-11-03 01:49:53,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32117 to 32101. [2022-11-03 01:49:53,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32101 states, 19462 states have (on average 1.2883567978625012) internal successors, (25074), 20004 states have internal predecessors, (25074), 10691 states have call successors, (10691), 1955 states have call predecessors, (10691), 1946 states have return successors, (10861), 10594 states have call predecessors, (10861), 10691 states have call successors, (10861) [2022-11-03 01:49:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32101 states to 32101 states and 46626 transitions. [2022-11-03 01:49:53,683 INFO L78 Accepts]: Start accepts. Automaton has 32101 states and 46626 transitions. Word has length 345 [2022-11-03 01:49:53,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:49:53,684 INFO L495 AbstractCegarLoop]: Abstraction has 32101 states and 46626 transitions. [2022-11-03 01:49:53,684 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (37), 3 states have call predecessors, (37), 3 states have call successors, (37) [2022-11-03 01:49:53,684 INFO L276 IsEmpty]: Start isEmpty. Operand 32101 states and 46626 transitions. [2022-11-03 01:49:53,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2022-11-03 01:49:53,709 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:49:53,710 INFO L195 NwaCegarLoop]: trace histogram [29, 27, 27, 27, 27, 27, 27, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:49:53,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 01:49:53,710 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_nonatomicErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:49:53,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:49:53,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1302169798, now seen corresponding path program 1 times [2022-11-03 01:49:53,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:49:53,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071737413] [2022-11-03 01:49:53,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:49:53,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:49:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:49:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2022-11-03 01:49:54,973 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:49:54,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071737413] [2022-11-03 01:49:54,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071737413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:49:54,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:49:54,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:49:54,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192994097] [2022-11-03 01:49:54,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:49:54,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:49:54,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:49:54,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:49:54,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:49:54,976 INFO L87 Difference]: Start difference. First operand 32101 states and 46626 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-03 01:49:58,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:00,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:09,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:11,153 WARN L539 Checker$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 01:50:14,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:18,240 WARN L539 Checker$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 01:50:26,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:29,335 WARN L539 Checker$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 01:50:31,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:34,260 WARN L539 Checker$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 01:50:38,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:41,032 WARN L539 Checker$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 01:50:42,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:50:42,464 INFO L93 Difference]: Finished difference Result 92778 states and 134762 transitions. [2022-11-03 01:50:42,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:50:42,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 365 [2022-11-03 01:50:42,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:50:42,916 INFO L225 Difference]: With dead ends: 92778 [2022-11-03 01:50:42,917 INFO L226 Difference]: Without dead ends: 60732 [2022-11-03 01:50:43,253 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 01:50:43,256 INFO L413 NwaCegarLoop]: 9844 mSDtfsCounter, 6422 mSDsluCounter, 6845 mSDsCounter, 0 mSdLazyCounter, 2017 mSolverCounterSat, 13 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6432 SdHoareTripleChecker+Valid, 15940 SdHoareTripleChecker+Invalid, 2039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2017 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.2s IncrementalHoareTripleChecker+Time [2022-11-03 01:50:43,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6432 Valid, 15940 Invalid, 2039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 2017 Invalid, 9 Unknown, 0 Unchecked, 45.2s Time] [2022-11-03 01:50:43,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60732 states. [2022-11-03 01:50:46,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60732 to 60701. [2022-11-03 01:50:46,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60701 states, 36862 states have (on average 1.2877489013075796) internal successors, (47469), 37899 states have internal predecessors, (47469), 20156 states have call successors, (20156), 3700 states have call predecessors, (20156), 3681 states have return successors, (20484), 19958 states have call predecessors, (20484), 20156 states have call successors, (20484) [2022-11-03 01:50:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60701 states to 60701 states and 88109 transitions. [2022-11-03 01:50:47,062 INFO L78 Accepts]: Start accepts. Automaton has 60701 states and 88109 transitions. Word has length 365 [2022-11-03 01:50:47,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:50:47,063 INFO L495 AbstractCegarLoop]: Abstraction has 60701 states and 88109 transitions. [2022-11-03 01:50:47,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-03 01:50:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 60701 states and 88109 transitions. [2022-11-03 01:50:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2022-11-03 01:50:47,099 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:50:47,100 INFO L195 NwaCegarLoop]: trace histogram [30, 27, 27, 27, 27, 27, 27, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:50:47,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 01:50:47,100 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 01:50:47,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:50:47,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1006152369, now seen corresponding path program 1 times [2022-11-03 01:50:47,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:50:47,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200305795] [2022-11-03 01:50:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:50:47,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:50:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:50:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2986 trivial. 0 not checked. [2022-11-03 01:50:48,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:50:48,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200305795] [2022-11-03 01:50:48,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200305795] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:50:48,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:50:48,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:50:48,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722896078] [2022-11-03 01:50:48,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:50:48,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:50:48,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:50:48,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:50:48,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:50:48,182 INFO L87 Difference]: Start difference. First operand 60701 states and 88109 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-03 01:50:53,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:50:58,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:00,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:03,398 WARN L539 Checker$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 01:51:08,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:13,279 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:15,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:18,614 WARN L539 Checker$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 01:51:20,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:23,171 WARN L539 Checker$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 01:51:26,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:28,745 WARN L539 Checker$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 01:51:30,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:51:30,171 INFO L93 Difference]: Finished difference Result 122178 states and 177190 transitions. [2022-11-03 01:51:30,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:51:30,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 380 [2022-11-03 01:51:30,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:51:30,625 INFO L225 Difference]: With dead ends: 122178 [2022-11-03 01:51:30,626 INFO L226 Difference]: Without dead ends: 61532 [2022-11-03 01:51:31,153 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 01:51:31,153 INFO L413 NwaCegarLoop]: 6648 mSDtfsCounter, 978 mSDsluCounter, 6843 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 4 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 12739 SdHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2022-11-03 01:51:31,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 12739 Invalid, 1600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1587 Invalid, 9 Unknown, 0 Unchecked, 39.4s Time] [2022-11-03 01:51:31,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61532 states. [2022-11-03 01:51:34,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61532 to 61532. [2022-11-03 01:51:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61532 states, 37384 states have (on average 1.2865664455381982) internal successors, (48097), 38430 states have internal predecessors, (48097), 20367 states have call successors, (20367), 3798 states have call predecessors, (20367), 3779 states have return successors, (20695), 20169 states have call predecessors, (20695), 20367 states have call successors, (20695) [2022-11-03 01:51:35,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61532 states to 61532 states and 89159 transitions. [2022-11-03 01:51:35,061 INFO L78 Accepts]: Start accepts. Automaton has 61532 states and 89159 transitions. Word has length 380 [2022-11-03 01:51:35,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:51:35,064 INFO L495 AbstractCegarLoop]: Abstraction has 61532 states and 89159 transitions. [2022-11-03 01:51:35,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-11-03 01:51:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 61532 states and 89159 transitions. [2022-11-03 01:51:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2022-11-03 01:51:35,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:51:35,090 INFO L195 NwaCegarLoop]: trace histogram [33, 28, 28, 28, 28, 28, 28, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:51:35,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 01:51:35,091 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 01:51:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:51:35,091 INFO L85 PathProgramCache]: Analyzing trace with hash 840458585, now seen corresponding path program 1 times [2022-11-03 01:51:35,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:51:35,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964574113] [2022-11-03 01:51:35,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:51:35,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:51:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:51:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 3357 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3354 trivial. 0 not checked. [2022-11-03 01:51:36,290 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:51:36,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964574113] [2022-11-03 01:51:36,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964574113] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:51:36,290 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:51:36,290 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:51:36,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275842154] [2022-11-03 01:51:36,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:51:36,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:51:36,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:51:36,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:51:36,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:51:36,292 INFO L87 Difference]: Start difference. First operand 61532 states and 89159 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-03 01:51:40,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:42,645 WARN L539 Checker$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 01:51:48,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:51:53,984 WARN L539 Checker$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 01:52:01,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:04,905 WARN L539 Checker$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 01:52:07,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:09,476 WARN L539 Checker$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 01:52:14,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:16,464 WARN L539 Checker$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 01:52:18,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:52:18,208 INFO L93 Difference]: Finished difference Result 150527 states and 218229 transitions. [2022-11-03 01:52:18,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:52:18,215 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 382 [2022-11-03 01:52:18,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:52:18,820 INFO L225 Difference]: With dead ends: 150527 [2022-11-03 01:52:18,820 INFO L226 Difference]: Without dead ends: 89753 [2022-11-03 01:52:19,096 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 01:52:19,097 INFO L413 NwaCegarLoop]: 8715 mSDtfsCounter, 6283 mSDsluCounter, 6817 mSDsCounter, 0 mSdLazyCounter, 1760 mSolverCounterSat, 15 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6292 SdHoareTripleChecker+Valid, 14788 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1760 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2022-11-03 01:52:19,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6292 Valid, 14788 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1760 Invalid, 9 Unknown, 0 Unchecked, 38.3s Time] [2022-11-03 01:52:19,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89753 states. [2022-11-03 01:52:23,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89753 to 89734. [2022-11-03 01:52:23,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89734 states, 54569 states have (on average 1.2864813355568179) internal successors, (70202), 56104 states have internal predecessors, (70202), 29646 states have call successors, (29646), 5545 states have call predecessors, (29646), 5517 states have return successors, (30121), 29350 states have call predecessors, (30121), 29646 states have call successors, (30121) [2022-11-03 01:52:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89734 states to 89734 states and 129969 transitions. [2022-11-03 01:52:24,671 INFO L78 Accepts]: Start accepts. Automaton has 89734 states and 129969 transitions. Word has length 382 [2022-11-03 01:52:24,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:52:24,672 INFO L495 AbstractCegarLoop]: Abstraction has 89734 states and 129969 transitions. [2022-11-03 01:52:24,672 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2022-11-03 01:52:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 89734 states and 129969 transitions. [2022-11-03 01:52:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2022-11-03 01:52:24,752 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:52:24,753 INFO L195 NwaCegarLoop]: trace histogram [33, 27, 27, 27, 27, 27, 27, 5, 5, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:52:24,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 01:52:24,753 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 01:52:24,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:52:24,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1119186980, now seen corresponding path program 1 times [2022-11-03 01:52:24,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:52:24,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510711] [2022-11-03 01:52:24,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:52:24,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:52:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:52:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3219 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 3199 trivial. 0 not checked. [2022-11-03 01:52:25,772 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:52:25,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510711] [2022-11-03 01:52:25,772 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510711] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:52:25,772 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:52:25,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 01:52:25,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588550050] [2022-11-03 01:52:25,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:52:25,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 01:52:25,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:52:25,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 01:52:25,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 01:52:25,775 INFO L87 Difference]: Start difference. First operand 89734 states and 129969 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-03 01:52:29,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:39,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:44,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:47,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:57,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:52:59,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:53:02,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:53:05,109 WARN L539 Checker$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 01:53:07,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:53:11,309 WARN L539 Checker$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 01:53:14,560 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 01:53:16,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:53:16,527 INFO L93 Difference]: Finished difference Result 219958 states and 318715 transitions. [2022-11-03 01:53:16,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 01:53:16,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 422 [2022-11-03 01:53:16,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:53:17,348 INFO L225 Difference]: With dead ends: 219958 [2022-11-03 01:53:17,349 INFO L226 Difference]: Without dead ends: 130982 [2022-11-03 01:53:17,960 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 01:53:17,960 INFO L413 NwaCegarLoop]: 11825 mSDtfsCounter, 6421 mSDsluCounter, 6843 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 9 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6429 SdHoareTripleChecker+Valid, 17919 SdHoareTripleChecker+Invalid, 2296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.6s IncrementalHoareTripleChecker+Time [2022-11-03 01:53:17,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6429 Valid, 17919 Invalid, 2296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 2279 Invalid, 8 Unknown, 0 Unchecked, 45.6s Time] [2022-11-03 01:53:18,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130982 states. [2022-11-03 01:53:24,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130982 to 130943. [2022-11-03 01:53:24,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130943 states, 79668 states have (on average 1.2865391374202941) internal successors, (102496), 81918 states have internal predecessors, (102496), 43229 states have call successors, (43229), 8086 states have call predecessors, (43229), 8044 states have return successors, (43912), 42785 states have call predecessors, (43912), 43229 states have call successors, (43912) [2022-11-03 01:53:25,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130943 states to 130943 states and 189637 transitions. [2022-11-03 01:53:25,689 INFO L78 Accepts]: Start accepts. Automaton has 130943 states and 189637 transitions. Word has length 422 [2022-11-03 01:53:25,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:53:25,690 INFO L495 AbstractCegarLoop]: Abstraction has 130943 states and 189637 transitions. [2022-11-03 01:53:25,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 3 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-03 01:53:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 130943 states and 189637 transitions. [2022-11-03 01:53:25,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-11-03 01:53:25,740 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:53:25,741 INFO L195 NwaCegarLoop]: trace histogram [35, 28, 28, 28, 28, 28, 28, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:53:25,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-03 01:53:25,741 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 01:53:25,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:53:25,742 INFO L85 PathProgramCache]: Analyzing trace with hash -600578270, now seen corresponding path program 1 times [2022-11-03 01:53:25,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:53:25,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417033300] [2022-11-03 01:53:25,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:53:25,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:53:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:53:29,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3601 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3601 trivial. 0 not checked. [2022-11-03 01:53:29,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 01:53:29,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417033300] [2022-11-03 01:53:29,345 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417033300] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:53:29,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:53:29,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 01:53:29,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277620095] [2022-11-03 01:53:29,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:53:29,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 01:53:29,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 01:53:29,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 01:53:29,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 01:53:29,347 INFO L87 Difference]: Start difference. First operand 130943 states and 189637 transitions. Second operand has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-03 01:53:33,727 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 01:53:43,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:53:45,866 WARN L539 Checker$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 01:53:50,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:53:54,694 WARN L539 Checker$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 01:54:04,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:54:08,239 WARN L539 Checker$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 01:54:10,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:54:12,874 WARN L539 Checker$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 01:54:15,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-03 01:54:20,142 WARN L539 Checker$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 01:54:22,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:54:22,518 INFO L93 Difference]: Finished difference Result 261256 states and 380132 transitions. [2022-11-03 01:54:22,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-03 01:54:22,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 444 [2022-11-03 01:54:22,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:54:23,695 INFO L225 Difference]: With dead ends: 261256 [2022-11-03 01:54:23,706 INFO L226 Difference]: Without dead ends: 131071 [2022-11-03 01:54:24,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 01:54:24,326 INFO L413 NwaCegarLoop]: 6120 mSDtfsCounter, 5 mSDsluCounter, 13750 mSDsCounter, 0 mSdLazyCounter, 2290 mSolverCounterSat, 0 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 18354 SdHoareTripleChecker+Invalid, 2299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2290 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:54:24,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 18354 Invalid, 2299 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2290 Invalid, 9 Unknown, 0 Unchecked, 47.5s Time] [2022-11-03 01:54:24,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131071 states. [2022-11-03 01:54:30,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131071 to 131035. [2022-11-03 01:54:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131035 states, 79746 states have (on average 1.2862588719183408) internal successors, (102574), 82010 states have internal predecessors, (102574), 43229 states have call successors, (43229), 8086 states have call predecessors, (43229), 8058 states have return successors, (43932), 42785 states have call predecessors, (43932), 43229 states have call successors, (43932) [2022-11-03 01:54:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131035 states to 131035 states and 189735 transitions. [2022-11-03 01:54:31,214 INFO L78 Accepts]: Start accepts. Automaton has 131035 states and 189735 transitions. Word has length 444 [2022-11-03 01:54:31,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:54:31,215 INFO L495 AbstractCegarLoop]: Abstraction has 131035 states and 189735 transitions. [2022-11-03 01:54:31,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.0) internal successors, (100), 4 states have internal predecessors, (100), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2022-11-03 01:54:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 131035 states and 189735 transitions.