./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-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --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 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:59:14,439 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:59:14,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 02:59:14,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:59:14,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:59:14,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:59:14,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:59:14,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:59:14,591 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:59:14,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:59:14,592 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:59:14,592 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:59:14,592 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:59:14,592 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:59:14,592 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:59:14,593 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:59:14,594 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:59:14,594 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:59:14,594 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:59:14,595 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:59:14,595 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:59:14,595 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:59:14,595 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:59:14,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:59:14,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:59:14,596 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:59:14,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:59:14,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:59:14,597 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2024-11-14 02:59:14,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:59:14,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:59:14,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:59:14,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:59:14,919 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:59:14,920 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i Unable to find full path for "g++" [2024-11-14 02:59:16,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:59:17,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:59:17,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-14 02:59:17,742 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/data/ef4a26b74/04b1047f49094842acf7ed3357e24482/FLAG3d85606a4 [2024-11-14 02:59:17,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/data/ef4a26b74/04b1047f49094842acf7ed3357e24482 [2024-11-14 02:59:17,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:59:17,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:59:17,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:59:17,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:59:17,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:59:17,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:59:17" (1/1) ... [2024-11-14 02:59:17,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a8fc5e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:17, skipping insertion in model container [2024-11-14 02:59:17,947 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:59:17" (1/1) ... [2024-11-14 02:59:18,096 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:59:21,416 WARN L250 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_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2024-11-14 02:59:21,420 WARN L250 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_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2024-11-14 02:59:21,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:59:21,484 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:59:21,625 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5401] [2024-11-14 02:59:21,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5409] [2024-11-14 02:59:22,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [7357] [2024-11-14 02:59:22,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [7364] [2024-11-14 02:59:22,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7371] [2024-11-14 02:59:22,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7384] [2024-11-14 02:59:22,644 WARN L250 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_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2024-11-14 02:59:22,645 WARN L250 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_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2024-11-14 02:59:22,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:59:23,079 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:59:23,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23 WrapperNode [2024-11-14 02:59:23,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:59:23,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:59:23,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:59:23,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:59:23,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,469 INFO L138 Inliner]: procedures = 492, calls = 2751, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5806 [2024-11-14 02:59:23,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:59:23,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:59:23,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:59:23,472 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:59:23,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,524 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:59:23,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:59:23,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:59:23,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:59:23,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (1/1) ... [2024-11-14 02:59:23,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:59:23,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:59:23,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:59:23,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bb4c1f2-9ed9-445a-89b1-ae1d0af04bf3/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:59:24,023 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-14 02:59:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-14 02:59:24,023 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-14 02:59:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-14 02:59:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2024-11-14 02:59:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2024-11-14 02:59:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-14 02:59:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-14 02:59:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-14 02:59:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-14 02:59:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-14 02:59:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-14 02:59:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-14 02:59:24,025 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-14 02:59:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2024-11-14 02:59:24,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2024-11-14 02:59:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 02:59:24,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 02:59:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2024-11-14 02:59:24,027 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2024-11-14 02:59:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-14 02:59:24,028 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-14 02:59:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2024-11-14 02:59:24,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2024-11-14 02:59:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-14 02:59:24,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-14 02:59:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2024-11-14 02:59:24,029 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2024-11-14 02:59:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 02:59:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-14 02:59:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-14 02:59:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-14 02:59:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2024-11-14 02:59:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2024-11-14 02:59:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-14 02:59:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-14 02:59:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2024-11-14 02:59:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-14 02:59:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-14 02:59:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-14 02:59:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 02:59:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-14 02:59:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-14 02:59:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-14 02:59:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-14 02:59:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:59:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-14 02:59:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-14 02:59:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-14 02:59:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-14 02:59:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-14 02:59:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-14 02:59:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 02:59:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-14 02:59:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-14 02:59:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 02:59:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-14 02:59:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-14 02:59:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-14 02:59:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-14 02:59:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2024-11-14 02:59:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2024-11-14 02:59:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-14 02:59:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-14 02:59:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-14 02:59:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-14 02:59:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-14 02:59:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-14 02:59:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-14 02:59:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-14 02:59:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2024-11-14 02:59:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2024-11-14 02:59:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2024-11-14 02:59:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2024-11-14 02:59:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-14 02:59:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-14 02:59:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2024-11-14 02:59:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2024-11-14 02:59:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-14 02:59:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-14 02:59:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:59:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:59:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-14 02:59:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-14 02:59:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-14 02:59:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-14 02:59:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2024-11-14 02:59:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2024-11-14 02:59:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-14 02:59:24,045 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-14 02:59:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-14 02:59:24,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-14 02:59:24,046 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2024-11-14 02:59:24,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2024-11-14 02:59:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-14 02:59:24,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-14 02:59:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-14 02:59:24,047 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-14 02:59:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 02:59:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-14 02:59:24,047 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-14 02:59:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-14 02:59:24,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-14 02:59:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-14 02:59:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 02:59:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2024-11-14 02:59:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2024-11-14 02:59:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2024-11-14 02:59:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2024-11-14 02:59:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-14 02:59:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-14 02:59:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2024-11-14 02:59:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2024-11-14 02:59:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-14 02:59:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-14 02:59:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2024-11-14 02:59:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2024-11-14 02:59:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2024-11-14 02:59:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2024-11-14 02:59:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-14 02:59:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-14 02:59:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2024-11-14 02:59:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2024-11-14 02:59:24,053 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-14 02:59:24,054 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-14 02:59:24,054 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-14 02:59:25,130 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:59:25,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:59:25,811 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-14 02:59:28,088 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1502#1.base, #t~mem1502#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8);#t~ret1503#1.base, #t~ret1503#1.offset := 129, 0; [2024-11-14 02:59:28,089 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1502#1.base, #t~mem1502#1.offset, #t~ret1503#1.base, #t~ret1503#1.offset); srcloc: null [2024-11-14 02:59:28,089 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1502#1.base, #t~mem1502#1.offset;havoc #t~ret1503#1.base, #t~ret1503#1.offset; [2024-11-14 02:59:37,468 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-14 02:59:39,511 INFO L? ?]: Removed 2460 outVars from TransFormulas that were not future-live. [2024-11-14 02:59:39,511 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:59:43,497 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:59:43,498 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 02:59:43,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:59:43 BoogieIcfgContainer [2024-11-14 02:59:43,498 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:59:43,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:59:43,501 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:59:43,511 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:59:43,511 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:59:17" (1/3) ... [2024-11-14 02:59:43,512 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29563dd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:59:43, skipping insertion in model container [2024-11-14 02:59:43,512 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:59:23" (2/3) ... [2024-11-14 02:59:43,513 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29563dd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:59:43, skipping insertion in model container [2024-11-14 02:59:43,513 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:59:43" (3/3) ... [2024-11-14 02:59:43,514 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-14 02:59:43,532 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:59:43,535 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i that has 122 procedures, 2232 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-14 02:59:43,672 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:59:43,691 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@4e49377a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:59:43,692 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 02:59:43,707 INFO L276 IsEmpty]: Start isEmpty. Operand has 2230 states, 1270 states have (on average 1.3062992125984252) internal successors, (1659), 1338 states have internal predecessors, (1659), 839 states have call successors, (839), 121 states have call predecessors, (839), 120 states have return successors, (832), 790 states have call predecessors, (832), 832 states have call successors, (832) [2024-11-14 02:59:43,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-14 02:59:43,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:59:43,780 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 02:59:43,781 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 02:59:43,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:59:43,786 INFO L85 PathProgramCache]: Analyzing trace with hash -957421614, now seen corresponding path program 1 times [2024-11-14 02:59:43,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:59:43,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41192222] [2024-11-14 02:59:43,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:59:43,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:59:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:59:48,637 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2024-11-14 02:59:48,638 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:59:48,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41192222] [2024-11-14 02:59:48,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41192222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:59:48,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:59:48,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 02:59:48,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955865898] [2024-11-14 02:59:48,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:59:48,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:59:48,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:59:48,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:59:48,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:59:48,679 INFO L87 Difference]: Start difference. First operand has 2230 states, 1270 states have (on average 1.3062992125984252) internal successors, (1659), 1338 states have internal predecessors, (1659), 839 states have call successors, (839), 121 states have call predecessors, (839), 120 states have return successors, (832), 790 states have call predecessors, (832), 832 states have call successors, (832) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-14 02:59:50,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:59:52,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:01,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:01,425 INFO L93 Difference]: Finished difference Result 6416 states and 9646 transitions. [2024-11-14 03:00:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:01,428 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 189 [2024-11-14 03:00:01,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:01,494 INFO L225 Difference]: With dead ends: 6416 [2024-11-14 03:00:01,494 INFO L226 Difference]: Without dead ends: 4131 [2024-11-14 03:00:01,520 INFO L431 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 [2024-11-14 03:00:01,523 INFO L432 NwaCegarLoop]: 2999 mSDtfsCounter, 2961 mSDsluCounter, 2851 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2961 SdHoareTripleChecker+Valid, 5850 SdHoareTripleChecker+Invalid, 933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:01,524 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2961 Valid, 5850 Invalid, 933 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 914 Invalid, 2 Unknown, 0 Unchecked, 12.2s Time] [2024-11-14 03:00:01,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4131 states. [2024-11-14 03:00:02,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4131 to 4128. [2024-11-14 03:00:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4128 states, 2372 states have (on average 1.3056492411467115) internal successors, (3097), 2503 states have internal predecessors, (3097), 1526 states have call successors, (1526), 229 states have call predecessors, (1526), 229 states have return successors, (1526), 1442 states have call predecessors, (1526), 1526 states have call successors, (1526) [2024-11-14 03:00:02,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 4128 states and 6149 transitions. [2024-11-14 03:00:02,154 INFO L78 Accepts]: Start accepts. Automaton has 4128 states and 6149 transitions. Word has length 189 [2024-11-14 03:00:02,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:02,158 INFO L471 AbstractCegarLoop]: Abstraction has 4128 states and 6149 transitions. [2024-11-14 03:00:02,158 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-14 03:00:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 6149 transitions. [2024-11-14 03:00:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-14 03:00:02,202 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:02,203 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:00:02,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:00:02,204 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:02,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:02,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1192409086, now seen corresponding path program 1 times [2024-11-14 03:00:02,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:02,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460442062] [2024-11-14 03:00:02,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:02,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2024-11-14 03:00:06,201 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:06,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460442062] [2024-11-14 03:00:06,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460442062] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:06,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:06,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:00:06,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666121252] [2024-11-14 03:00:06,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:06,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:00:06,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:00:06,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:00:06,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:06,205 INFO L87 Difference]: Start difference. First operand 4128 states and 6149 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-14 03:00:08,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:10,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:19,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:19,424 INFO L93 Difference]: Finished difference Result 11616 states and 17278 transitions. [2024-11-14 03:00:19,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:19,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 241 [2024-11-14 03:00:19,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:19,518 INFO L225 Difference]: With dead ends: 11616 [2024-11-14 03:00:19,518 INFO L226 Difference]: Without dead ends: 7519 [2024-11-14 03:00:19,558 INFO L431 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 [2024-11-14 03:00:19,561 INFO L432 NwaCegarLoop]: 2864 mSDtfsCounter, 2664 mSDsluCounter, 2792 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2664 SdHoareTripleChecker+Valid, 5656 SdHoareTripleChecker+Invalid, 891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:19,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2664 Valid, 5656 Invalid, 891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 882 Invalid, 2 Unknown, 0 Unchecked, 12.7s Time] [2024-11-14 03:00:19,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7519 states. [2024-11-14 03:00:20,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7519 to 7510. [2024-11-14 03:00:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7510 states, 4337 states have (on average 1.3043578510491123) internal successors, (5657), 4583 states have internal predecessors, (5657), 2732 states have call successors, (2732), 440 states have call predecessors, (2732), 440 states have return successors, (2768), 2565 states have call predecessors, (2768), 2732 states have call successors, (2768) [2024-11-14 03:00:20,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7510 states to 7510 states and 11157 transitions. [2024-11-14 03:00:20,115 INFO L78 Accepts]: Start accepts. Automaton has 7510 states and 11157 transitions. Word has length 241 [2024-11-14 03:00:20,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:20,116 INFO L471 AbstractCegarLoop]: Abstraction has 7510 states and 11157 transitions. [2024-11-14 03:00:20,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-14 03:00:20,116 INFO L276 IsEmpty]: Start isEmpty. Operand 7510 states and 11157 transitions. [2024-11-14 03:00:20,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-14 03:00:20,140 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:20,141 INFO L215 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 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] [2024-11-14 03:00:20,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 03:00:20,142 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:20,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:20,142 INFO L85 PathProgramCache]: Analyzing trace with hash 778725110, now seen corresponding path program 1 times [2024-11-14 03:00:20,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:20,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202202347] [2024-11-14 03:00:20,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:20,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2024-11-14 03:00:23,880 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:23,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202202347] [2024-11-14 03:00:23,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202202347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:23,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:23,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:00:23,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758763327] [2024-11-14 03:00:23,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:23,882 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:00:23,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:00:23,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:00:23,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:23,887 INFO L87 Difference]: Start difference. First operand 7510 states and 11157 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-14 03:00:25,949 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:28,093 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 [] [2024-11-14 03:00:38,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:38,594 INFO L93 Difference]: Finished difference Result 18530 states and 27547 transitions. [2024-11-14 03:00:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:38,599 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 238 [2024-11-14 03:00:38,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:38,705 INFO L225 Difference]: With dead ends: 18530 [2024-11-14 03:00:38,705 INFO L226 Difference]: Without dead ends: 11051 [2024-11-14 03:00:38,770 INFO L431 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 [2024-11-14 03:00:38,772 INFO L432 NwaCegarLoop]: 5331 mSDtfsCounter, 2895 mSDsluCounter, 2772 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 15 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2895 SdHoareTripleChecker+Valid, 8103 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:38,773 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2895 Valid, 8103 Invalid, 1286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1269 Invalid, 2 Unknown, 0 Unchecked, 14.3s Time] [2024-11-14 03:00:38,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11051 states. [2024-11-14 03:00:39,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11051 to 11047. [2024-11-14 03:00:39,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11047 states, 6387 states have (on average 1.3045248160325662) internal successors, (8332), 6753 states have internal predecessors, (8332), 4010 states have call successors, (4010), 649 states have call predecessors, (4010), 649 states have return successors, (4061), 3760 states have call predecessors, (4061), 4010 states have call successors, (4061) [2024-11-14 03:00:39,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11047 states to 11047 states and 16403 transitions. [2024-11-14 03:00:39,500 INFO L78 Accepts]: Start accepts. Automaton has 11047 states and 16403 transitions. Word has length 238 [2024-11-14 03:00:39,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:39,500 INFO L471 AbstractCegarLoop]: Abstraction has 11047 states and 16403 transitions. [2024-11-14 03:00:39,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-14 03:00:39,504 INFO L276 IsEmpty]: Start isEmpty. Operand 11047 states and 16403 transitions. [2024-11-14 03:00:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-14 03:00:39,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:39,529 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 5, 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] [2024-11-14 03:00:39,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 03:00:39,529 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:39,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:39,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1868668404, now seen corresponding path program 1 times [2024-11-14 03:00:39,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:39,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369190561] [2024-11-14 03:00:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 896 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2024-11-14 03:00:43,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:43,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369190561] [2024-11-14 03:00:43,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369190561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:00:43,211 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:00:43,211 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:00:43,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142972113] [2024-11-14 03:00:43,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:00:43,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:00:43,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:00:43,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:00:43,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:00:43,213 INFO L87 Difference]: Start difference. First operand 11047 states and 16403 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-14 03:00:45,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:47,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:54,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:54,823 INFO L93 Difference]: Finished difference Result 32131 states and 47732 transitions. [2024-11-14 03:00:54,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:00:54,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 254 [2024-11-14 03:00:54,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:55,027 INFO L225 Difference]: With dead ends: 32131 [2024-11-14 03:00:55,027 INFO L226 Difference]: Without dead ends: 21115 [2024-11-14 03:00:55,112 INFO L431 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 [2024-11-14 03:00:55,112 INFO L432 NwaCegarLoop]: 2875 mSDtfsCounter, 2956 mSDsluCounter, 2814 mSDsCounter, 0 mSdLazyCounter, 865 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2956 SdHoareTripleChecker+Valid, 5689 SdHoareTripleChecker+Invalid, 873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 865 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:55,113 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2956 Valid, 5689 Invalid, 873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 865 Invalid, 2 Unknown, 0 Unchecked, 10.5s Time] [2024-11-14 03:00:55,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21115 states. [2024-11-14 03:00:56,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21115 to 21101. [2024-11-14 03:00:56,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21101 states, 12133 states have (on average 1.3018214786120499) internal successors, (15795), 12853 states have internal predecessors, (15795), 7699 states have call successors, (7699), 1268 states have call predecessors, (7699), 1268 states have return successors, (7850), 7187 states have call predecessors, (7850), 7699 states have call successors, (7850) [2024-11-14 03:00:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21101 states to 21101 states and 31344 transitions. [2024-11-14 03:00:57,009 INFO L78 Accepts]: Start accepts. Automaton has 21101 states and 31344 transitions. Word has length 254 [2024-11-14 03:00:57,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:57,010 INFO L471 AbstractCegarLoop]: Abstraction has 21101 states and 31344 transitions. [2024-11-14 03:00:57,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-14 03:00:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 21101 states and 31344 transitions. [2024-11-14 03:00:57,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2024-11-14 03:00:57,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:57,042 INFO L215 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:00:57,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 03:00:57,043 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:00:57,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:57,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1563468298, now seen corresponding path program 1 times [2024-11-14 03:00:57,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:57,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492886194] [2024-11-14 03:00:57,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:57,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:01:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:01:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2024-11-14 03:01:02,604 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:01:02,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492886194] [2024-11-14 03:01:02,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492886194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:01:02,605 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:01:02,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:01:02,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188351918] [2024-11-14 03:01:02,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:01:02,606 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:01:02,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:01:02,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:01:02,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:01:02,607 INFO L87 Difference]: Start difference. First operand 21101 states and 31344 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-14 03:01:04,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:01:06,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:01:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:01:15,723 INFO L93 Difference]: Finished difference Result 62233 states and 92403 transitions. [2024-11-14 03:01:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:01:15,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 336 [2024-11-14 03:01:15,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:01:16,040 INFO L225 Difference]: With dead ends: 62233 [2024-11-14 03:01:16,040 INFO L226 Difference]: Without dead ends: 41163 [2024-11-14 03:01:16,170 INFO L431 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 [2024-11-14 03:01:16,171 INFO L432 NwaCegarLoop]: 3177 mSDtfsCounter, 3149 mSDsluCounter, 2766 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3149 SdHoareTripleChecker+Valid, 5943 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2024-11-14 03:01:16,172 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3149 Valid, 5943 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 889 Invalid, 2 Unknown, 0 Unchecked, 11.4s Time] [2024-11-14 03:01:16,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41163 states. [2024-11-14 03:01:18,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41163 to 41099. [2024-11-14 03:01:18,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41099 states, 23629 states have (on average 1.3032714037834865) internal successors, (30795), 25065 states have internal predecessors, (30795), 14969 states have call successors, (14969), 2500 states have call predecessors, (14969), 2500 states have return successors, (15266), 13925 states have call predecessors, (15266), 14969 states have call successors, (15266) [2024-11-14 03:01:18,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41099 states to 41099 states and 61030 transitions. [2024-11-14 03:01:18,889 INFO L78 Accepts]: Start accepts. Automaton has 41099 states and 61030 transitions. Word has length 336 [2024-11-14 03:01:18,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:01:18,894 INFO L471 AbstractCegarLoop]: Abstraction has 41099 states and 61030 transitions. [2024-11-14 03:01:18,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-14 03:01:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 41099 states and 61030 transitions. [2024-11-14 03:01:18,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-11-14 03:01:18,970 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:01:18,970 INFO L215 NwaCegarLoop]: trace histogram [21, 15, 15, 15, 15, 15, 15, 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] [2024-11-14 03:01:18,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 03:01:18,971 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:01:18,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:01:18,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2003873342, now seen corresponding path program 1 times [2024-11-14 03:01:18,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:01:18,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818674834] [2024-11-14 03:01:18,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:01:18,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:01:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:01:31,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2024-11-14 03:01:31,699 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:01:31,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818674834] [2024-11-14 03:01:31,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818674834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:01:31,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:01:31,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 03:01:31,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756377079] [2024-11-14 03:01:31,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:01:31,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 03:01:31,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:01:31,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 03:01:31,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 03:01:31,702 INFO L87 Difference]: Start difference. First operand 41099 states and 61030 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-14 03:01:33,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:01:35,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:01:38,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:01:40,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []