./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a589a2971b8b26c84b19dd15ca599e2c024bda8a102f55ffa19d72f19d12686 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:50:37,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:50:37,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:50:38,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:50:38,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:50:38,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:50:38,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:50:38,084 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:50:38,085 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:50:38,090 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:50:38,090 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:50:38,091 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:50:38,092 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:50:38,093 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:50:38,094 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:50:38,095 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:50:38,095 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:50:38,096 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:50:38,096 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:50:38,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:50:38,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:50:38,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:50:38,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:50:38,099 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:50:38,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:50:38,100 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:50:38,101 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:50:38,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:50:38,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:50:38,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:50:38,104 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:50:38,104 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:50:38,105 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:50:38,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:50:38,105 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:50:38,124 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:50:38,125 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:50:38,125 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:50:38,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:50:38,125 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a589a2971b8b26c84b19dd15ca599e2c024bda8a102f55ffa19d72f19d12686 [2023-11-26 11:50:38,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:50:38,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:50:38,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:50:38,534 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:50:38,535 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:50:38,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2023-11-26 11:50:41,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:50:42,566 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:50:42,566 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2023-11-26 11:50:42,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/data/8c486eb83/f231e7c553eb4d0cbcd3481ba0f58c51/FLAG477c09b6b [2023-11-26 11:50:42,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/data/8c486eb83/f231e7c553eb4d0cbcd3481ba0f58c51 [2023-11-26 11:50:42,633 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:50:42,635 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:50:42,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:42,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:50:42,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:50:42,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:42" (1/1) ... [2023-11-26 11:50:42,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e5c69f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:42, skipping insertion in model container [2023-11-26 11:50:42,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:42" (1/1) ... [2023-11-26 11:50:42,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:50:45,083 WARN L240 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_47953959-369e-40cc-a58c-79ee82d7d5f7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i[280896,280909] [2023-11-26 11:50:45,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:50:45,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:50:45,391 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"); [5565] [2023-11-26 11:50:45,393 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)); [5572] [2023-11-26 11:50:45,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5744] [2023-11-26 11:50:45,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5752] [2023-11-26 11:50:45,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5954-5955] [2023-11-26 11:50:45,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5983-5984] [2023-11-26 11:50:45,581 WARN L240 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_47953959-369e-40cc-a58c-79ee82d7d5f7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i[280896,280909] [2023-11-26 11:50:45,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:50:45,816 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:50:45,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45 WrapperNode [2023-11-26 11:50:45,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:45,819 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:50:45,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:50:45,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:50:45,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:46,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:46,280 INFO L138 Inliner]: procedures = 274, calls = 1628, calls flagged for inlining = 149, calls inlined = 146, statements flattened = 5207 [2023-11-26 11:50:46,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:50:46,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:50:46,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:50:46,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:50:46,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:46,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:46,359 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,724 INFO L175 MemorySlicer]: Split 867 memory accesses to 20 slices as follows [9, 2, 34, 41, 1, 8, 7, 6, 5, 7, 5, 7, 2, 644, 7, 7, 2, 3, 7, 63]. 74 percent of accesses are in the largest equivalence class. The 324 initializations are split as follows [0, 2, 34, 41, 0, 8, 7, 0, 5, 0, 5, 7, 0, 150, 0, 7, 0, 2, 0, 56]. The 152 writes are split as follows [2, 0, 0, 0, 0, 0, 0, 4, 0, 3, 0, 0, 0, 134, 4, 0, 0, 0, 5, 0]. [2023-11-26 11:50:47,724 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:47,974 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:48,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:50:48,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:50:48,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:50:48,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:50:48,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (1/1) ... [2023-11-26 11:50:48,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:50:48,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:50:48,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:50:48,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47953959-369e-40cc-a58c-79ee82d7d5f7/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:50:48,134 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rxfilter [2023-11-26 11:50:48,135 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rxfilter [2023-11-26 11:50:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-11-26 11:50:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-11-26 11:50:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2023-11-26 11:50:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2023-11-26 11:50:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-26 11:50:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-26 11:50:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:50:48,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:50:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 11:50:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 11:50:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-26 11:50:48,139 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-26 11:50:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-26 11:50:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-26 11:50:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-26 11:50:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-26 11:50:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 11:50:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 11:50:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:50:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:50:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_reset [2023-11-26 11:50:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_reset [2023-11-26 11:50:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:50:48,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:50:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-26 11:50:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-26 11:50:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-26 11:50:48,144 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-26 11:50:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 11:50:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 11:50:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-11-26 11:50:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-11-26 11:50:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_default_phy [2023-11-26 11:50:48,145 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_default_phy [2023-11-26 11:50:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2023-11-26 11:50:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2023-11-26 11:50:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:50:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:50:48,146 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-26 11:50:48,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-26 11:50:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-26 11:50:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-26 11:50:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-26 11:50:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-26 11:50:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-26 11:50:48,147 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-26 11:50:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_check_mode [2023-11-26 11:50:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_check_mode [2023-11-26 11:50:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-26 11:50:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-26 11:50:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure read_eeprom [2023-11-26 11:50:48,148 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eeprom [2023-11-26 11:50:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-11-26 11:50:48,149 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-11-26 11:50:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:50:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-26 11:50:48,150 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-26 11:50:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-26 11:50:48,151 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-26 11:50:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:50:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:50:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:50:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 11:50:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 11:50:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-26 11:50:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-26 11:50:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-26 11:50:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-26 11:50:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-26 11:50:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-26 11:50:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-26 11:50:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-26 11:50:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-26 11:50:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-26 11:50:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-26 11:50:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-26 11:50:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-26 11:50:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-26 11:50:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 11:50:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 11:50:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_rx_ring [2023-11-26 11:50:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_rx_ring [2023-11-26 11:50:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_remove [2023-11-26 11:50:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_remove [2023-11-26 11:50:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 11:50:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 11:50:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure sis630_set_eq [2023-11-26 11:50:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure sis630_set_eq [2023-11-26 11:50:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2023-11-26 11:50:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2023-11-26 11:50:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-26 11:50:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-26 11:50:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:50:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:50:48,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:50:48,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:50:48,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:50:48,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:50:48,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:50:48,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:50:48,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:50:48,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:50:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 11:50:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 11:50:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-26 11:50:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-26 11:50:48,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-26 11:50:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-26 11:50:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:50:48,165 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:50:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-11-26 11:50:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-11-26 11:50:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-11-26 11:50:48,166 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-11-26 11:50:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-26 11:50:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-26 11:50:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_init_tx_ring [2023-11-26 11:50:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_init_tx_ring [2023-11-26 11:50:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-26 11:50:48,167 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-26 11:50:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hw_addr_random [2023-11-26 11:50:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hw_addr_random [2023-11-26 11:50:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2023-11-26 11:50:48,168 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2023-11-26 11:50:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 11:50:48,169 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 11:50:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-11-26 11:50:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-11-26 11:50:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_mode [2023-11-26 11:50:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_mode [2023-11-26 11:50:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:50:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:50:48,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:50:48,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:50:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:50:48,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:50:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:50:48,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:50:48,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-26 11:50:48,184 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_poll [2023-11-26 11:50:48,184 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_poll [2023-11-26 11:50:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2023-11-26 11:50:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2023-11-26 11:50:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-26 11:50:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-26 11:50:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 11:50:48,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 11:50:48,185 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-26 11:50:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-26 11:50:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-26 11:50:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-26 11:50:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 11:50:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 11:50:48,186 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 11:50:48,186 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_resume [2023-11-26 11:50:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_resume [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-26 11:50:48,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:50:48,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:50:48,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-26 11:50:48,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-26 11:50:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-26 11:50:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-26 11:50:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-26 11:50:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-26 11:50:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-26 11:50:48,190 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_interrupt [2023-11-26 11:50:48,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_interrupt [2023-11-26 11:50:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:50:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:50:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_reset_phy [2023-11-26 11:50:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_reset_phy [2023-11-26 11:50:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 11:50:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 11:50:48,191 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_set_config [2023-11-26 11:50:48,191 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_set_config [2023-11-26 11:50:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:50:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2023-11-26 11:50:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2023-11-26 11:50:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-26 11:50:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-26 11:50:48,192 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-26 11:50:48,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_idle [2023-11-26 11:50:48,193 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_idle [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:50:48,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:50:48,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-26 11:50:48,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-26 11:50:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-26 11:50:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-11-26 11:50:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-11-26 11:50:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-26 11:50:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-26 11:50:48,196 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2023-11-26 11:50:48,196 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2023-11-26 11:50:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-26 11:50:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-26 11:50:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2023-11-26 11:50:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2023-11-26 11:50:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure sis900_tx_timeout [2023-11-26 11:50:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure sis900_tx_timeout [2023-11-26 11:50:48,197 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-26 11:50:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-26 11:50:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ioctl [2023-11-26 11:50:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ioctl [2023-11-26 11:50:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-26 11:50:48,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-26 11:50:48,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:50:48,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:50:48,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:50:48,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:50:48,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:50:48,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:50:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:50:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:50:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:50:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:50:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:50:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:50:48,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:50:48,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-26 11:50:48,207 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-11-26 11:50:48,207 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-11-26 11:50:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:50:48,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:50:49,097 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:50:49,103 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:50:49,346 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:50:53,827 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:50:54,194 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:50:54,194 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:50:54,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:50:54 BoogieIcfgContainer [2023-11-26 11:50:54,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:50:54,198 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:50:54,198 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:50:54,201 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:50:54,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:50:42" (1/3) ... [2023-11-26 11:50:54,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e64af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:50:54, skipping insertion in model container [2023-11-26 11:50:54,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:45" (2/3) ... [2023-11-26 11:50:54,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49e64af7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:50:54, skipping insertion in model container [2023-11-26 11:50:54,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:50:54" (3/3) ... [2023-11-26 11:50:54,204 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--sis--sis900.ko-entry_point.cil.out.i [2023-11-26 11:50:54,225 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:50:54,225 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:50:54,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:50:54,324 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@5338968c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:50:54,324 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:50:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 1870 states, 1306 states have (on average 1.496937212863706) internal successors, (1955), 1329 states have internal predecessors, (1955), 479 states have call successors, (479), 84 states have call predecessors, (479), 83 states have return successors, (472), 468 states have call predecessors, (472), 472 states have call successors, (472) [2023-11-26 11:50:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-26 11:50:54,394 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:50:54,395 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2023-11-26 11:50:54,396 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:50:54,402 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:50:54,402 INFO L85 PathProgramCache]: Analyzing trace with hash -969106378, now seen corresponding path program 1 times [2023-11-26 11:50:54,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:50:54,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601092563] [2023-11-26 11:50:54,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:50:54,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:50:54,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:50:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 11:50:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:50:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 11:50:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:50:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:50:55,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:50:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-26 11:50:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 11:50:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 11:50:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-26 11:50:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 11:50:55,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-26 11:50:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-26 11:50:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-26 11:50:55,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:50:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-26 11:50:55,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:50:55,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601092563] [2023-11-26 11:50:55,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601092563] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:50:55,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:50:55,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 11:50:55,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397690893] [2023-11-26 11:50:55,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:50:55,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 11:50:55,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:50:55,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 11:50:55,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-26 11:50:55,719 INFO L87 Difference]: Start difference. First operand has 1870 states, 1306 states have (on average 1.496937212863706) internal successors, (1955), 1329 states have internal predecessors, (1955), 479 states have call successors, (479), 84 states have call predecessors, (479), 83 states have return successors, (472), 468 states have call predecessors, (472), 472 states have call successors, (472) Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:51:04,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:04,800 INFO L93 Difference]: Finished difference Result 4014 states and 6426 transitions. [2023-11-26 11:51:04,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 11:51:04,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 152 [2023-11-26 11:51:04,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:04,846 INFO L225 Difference]: With dead ends: 4014 [2023-11-26 11:51:04,846 INFO L226 Difference]: Without dead ends: 2134 [2023-11-26 11:51:04,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2023-11-26 11:51:04,885 INFO L413 NwaCegarLoop]: 1321 mSDtfsCounter, 3657 mSDsluCounter, 2460 mSDsCounter, 0 mSdLazyCounter, 3613 mSolverCounterSat, 2784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3695 SdHoareTripleChecker+Valid, 3781 SdHoareTripleChecker+Invalid, 6397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2784 IncrementalHoareTripleChecker+Valid, 3613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:04,889 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3695 Valid, 3781 Invalid, 6397 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2784 Valid, 3613 Invalid, 0 Unknown, 0 Unchecked, 8.3s Time] [2023-11-26 11:51:04,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2134 states. [2023-11-26 11:51:05,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2134 to 1857. [2023-11-26 11:51:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1857 states, 1302 states have (on average 1.456221198156682) internal successors, (1896), 1316 states have internal predecessors, (1896), 472 states have call successors, (472), 83 states have call predecessors, (472), 82 states have return successors, (471), 467 states have call predecessors, (471), 471 states have call successors, (471) [2023-11-26 11:51:05,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1857 states and 2839 transitions. [2023-11-26 11:51:05,228 INFO L78 Accepts]: Start accepts. Automaton has 1857 states and 2839 transitions. Word has length 152 [2023-11-26 11:51:05,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:05,230 INFO L495 AbstractCegarLoop]: Abstraction has 1857 states and 2839 transitions. [2023-11-26 11:51:05,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (21), 6 states have call predecessors, (21), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-26 11:51:05,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2839 transitions. [2023-11-26 11:51:05,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-26 11:51:05,250 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:05,250 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 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] [2023-11-26 11:51:05,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 11:51:05,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:05,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:05,252 INFO L85 PathProgramCache]: Analyzing trace with hash 928834498, now seen corresponding path program 1 times [2023-11-26 11:51:05,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:05,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140029479] [2023-11-26 11:51:05,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:05,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:05,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:05,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:05,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:51:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-26 11:51:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-26 11:51:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:06,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2023-11-26 11:51:06,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:06,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-26 11:51:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:51:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:51:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-11-26 11:51:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-11-26 11:51:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2023-11-26 11:51:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-26 11:51:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-26 11:51:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-11-26 11:51:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-26 11:51:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2023-11-26 11:51:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-26 11:51:06,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:06,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140029479] [2023-11-26 11:51:06,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140029479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:06,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:06,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-26 11:51:06,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164370099] [2023-11-26 11:51:06,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:06,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-26 11:51:06,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:06,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-26 11:51:06,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2023-11-26 11:51:06,426 INFO L87 Difference]: Start difference. First operand 1857 states and 2839 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (21), 7 states have call predecessors, (21), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16)