./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-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 985d0b4f5410b7b86e22865d3848eb73c5be61726c7bc3b3417d51bbad9e6359 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:03:44,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:03:45,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 23:03:45,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:03:45,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:03:45,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:03:45,053 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:03:45,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:03:45,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:03:45,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:03:45,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:03:45,061 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:03:45,062 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:03:45,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:03:45,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:03:45,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:03:45,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:03:45,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:03:45,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:03:45,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:03:45,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:03:45,068 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:03:45,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:03:45,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:03:45,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:03:45,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:45,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:03:45,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:03:45,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:03:45,073 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:03:45,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:03:45,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:03:45,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:03:45,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:03:45,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:03:45,076 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:03:45,076 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_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 985d0b4f5410b7b86e22865d3848eb73c5be61726c7bc3b3417d51bbad9e6359 [2023-11-06 23:03:45,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:03:45,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:03:45,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:03:45,495 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:03:45,495 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:03:45,497 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 23:03:48,586 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:03:49,363 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:03:49,366 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 23:03:49,443 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/data/174ca125c/f13c34f6d54e44899625e25ecc546868/FLAG8ec97e561 [2023-11-06 23:03:49,464 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/data/174ca125c/f13c34f6d54e44899625e25ecc546868 [2023-11-06 23:03:49,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:03:49,472 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:03:49,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:49,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:03:49,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:03:49,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:49" (1/1) ... [2023-11-06 23:03:49,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d1062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:49, skipping insertion in model container [2023-11-06 23:03:49,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:03:49" (1/1) ... [2023-11-06 23:03:49,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:03:53,376 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_90c3cabe-fc2f-400e-b582-42fb1191e44d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[381757,381770] [2023-11-06 23:03:53,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:53,727 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:03:53,948 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"); [6570] [2023-11-06 23:03:53,950 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)); [6577] [2023-11-06 23:03:53,950 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [6585-6586] [2023-11-06 23:03:53,951 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6599] [2023-11-06 23:03:53,995 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/linux/netdevice.h"), "i" (507), "i" (12UL)); [7441-7442] [2023-11-06 23:03:53,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7447] [2023-11-06 23:03:53,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [7597] [2023-11-06 23:03:54,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7600] [2023-11-06 23:03:54,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7603] [2023-11-06 23:03:54,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [7606] [2023-11-06 23:03:54,001 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [7617] [2023-11-06 23:03:54,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7620] [2023-11-06 23:03:54,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7623] [2023-11-06 23:03:54,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [7626] [2023-11-06 23:03:54,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [7637] [2023-11-06 23:03:54,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7640] [2023-11-06 23:03:54,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7643] [2023-11-06 23:03:54,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [7646] [2023-11-06 23:03:54,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [7657] [2023-11-06 23:03:54,007 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7660] [2023-11-06 23:03:54,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7663] [2023-11-06 23:03:54,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [7666] [2023-11-06 23:03:54,527 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_90c3cabe-fc2f-400e-b582-42fb1191e44d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i[381757,381770] [2023-11-06 23:03:54,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:03:54,918 WARN L672 CHandler]: The function __bad_size_call_parameter is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:03:54,918 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:03:54,927 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:03:54,928 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54 WrapperNode [2023-11-06 23:03:54,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:03:54,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:54,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:03:54,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:03:54,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,439 INFO L138 Inliner]: procedures = 504, calls = 2668, calls flagged for inlining = 222, calls inlined = 171, statements flattened = 6523 [2023-11-06 23:03:55,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:03:55,441 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:03:55,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:03:55,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:03:55,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:03:55,972 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:03:55,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:03:55,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:03:55,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (1/1) ... [2023-11-06 23:03:55,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:03:55,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:03:56,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 23:03:56,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_90c3cabe-fc2f-400e-b582-42fb1191e44d/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 23:03:56,061 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_settings [2023-11-06 23:03:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_settings [2023-11-06 23:03:56,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-06 23:03:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-06 23:03:56,061 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-11-06 23:03:56,061 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-11-06 23:03:56,062 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_byte [2023-11-06 23:03:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_byte [2023-11-06 23:03:56,062 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_work_func_t [2023-11-06 23:03:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_work_func_t [2023-11-06 23:03:56,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 23:03:56,062 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 23:03:56,062 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-06 23:03:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-06 23:03:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-06 23:03:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-06 23:03:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_settings [2023-11-06 23:03:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_settings [2023-11-06 23:03:56,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 23:03:56,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 23:03:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_rx_vlan_en [2023-11-06 23:03:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_rx_vlan_en [2023-11-06 23:03:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_write [2023-11-06 23:03:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_write [2023-11-06 23:03:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_disconnect [2023-11-06 23:03:56,064 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_disconnect [2023-11-06 23:03:56,064 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-06 23:03:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-06 23:03:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2023-11-06 23:03:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2023-11-06 23:03:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-11-06 23:03:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-11-06 23:03:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_speed [2023-11-06 23:03:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_speed [2023-11-06 23:03:56,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2023-11-06 23:03:56,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2023-11-06 23:03:56,066 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_read [2023-11-06 23:03:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_read [2023-11-06 23:03:56,066 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2023-11-06 23:03:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2023-11-06 23:03:56,066 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2023-11-06 23:03:56,066 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2023-11-06 23:03:56,066 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-06 23:03:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-06 23:03:56,067 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nic_reset [2023-11-06 23:03:56,067 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nic_reset [2023-11-06 23:03:56,067 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_eee_en [2023-11-06 23:03:56,068 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_eee_en [2023-11-06 23:03:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_read [2023-11-06 23:03:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_read [2023-11-06 23:03:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-06 23:03:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-06 23:03:56,069 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-06 23:03:56,069 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-06 23:03:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_eee_plus [2023-11-06 23:03:56,070 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_eee_plus [2023-11-06 23:03:56,070 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_disable_aldps [2023-11-06 23:03:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_disable_aldps [2023-11-06 23:03:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_dword [2023-11-06 23:03:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_dword [2023-11-06 23:03:56,071 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-06 23:03:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_adv_to_mmd_eee_adv_t [2023-11-06 23:03:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2023-11-06 23:03:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2023-11-06 23:03:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure pla_ocp_write [2023-11-06 23:03:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pla_ocp_write [2023-11-06 23:03:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-06 23:03:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-06 23:03:56,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-06 23:03:56,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-06 23:03:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-06 23:03:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-06 23:03:56,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 23:03:56,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 23:03:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_speed [2023-11-06 23:03:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_speed [2023-11-06 23:03:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 23:03:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 23:03:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_dword [2023-11-06 23:03:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_dword [2023-11-06 23:03:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:03:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_write [2023-11-06 23:03:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_write [2023-11-06 23:03:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-11-06 23:03:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-11-06 23:03:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_timeout [2023-11-06 23:03:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_timeout [2023-11-06 23:03:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-06 23:03:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-06 23:03:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_submit_rx [2023-11-06 23:03:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_submit_rx [2023-11-06 23:03:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-06 23:03:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-06 23:03:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-06 23:03:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-06 23:03:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 23:03:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 23:03:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_fc [2023-11-06 23:03:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_fc [2023-11-06 23:03:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 23:03:56,080 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_probe [2023-11-06 23:03:56,081 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_probe [2023-11-06 23:03:56,081 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-06 23:03:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-06 23:03:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 23:03:56,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2023-11-06 23:03:56,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2023-11-06 23:03:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 23:03:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 23:03:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 23:03:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_node [2023-11-06 23:03:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_node [2023-11-06 23:03:56,083 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2023-11-06 23:03:56,083 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2023-11-06 23:03:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-06 23:03:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-06 23:03:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-06 23:03:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-06 23:03:56,084 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_features [2023-11-06 23:03:56,084 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_features [2023-11-06 23:03:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-06 23:03:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-06 23:03:56,085 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_eee_en [2023-11-06 23:03:56,085 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_eee_en [2023-11-06 23:03:56,086 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_open [2023-11-06 23:03:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_open [2023-11-06 23:03:56,087 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2023-11-06 23:03:56,087 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2023-11-06 23:03:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-11-06 23:03:56,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-11-06 23:03:56,088 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_runtime_suspend_enable [2023-11-06 23:03:56,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_runtime_suspend_enable [2023-11-06 23:03:56,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-06 23:03:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-06 23:03:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_power_cut_en [2023-11-06 23:03:56,093 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_power_cut_en [2023-11-06 23:03:56,093 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_read [2023-11-06 23:03:56,094 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_read [2023-11-06 23:03:56,095 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2023-11-06 23:03:56,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2023-11-06 23:03:56,096 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_get_eee [2023-11-06 23:03:56,102 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_get_eee [2023-11-06 23:03:56,102 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2023-11-06 23:03:56,103 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2023-11-06 23:03:56,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:03:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_tally_reset [2023-11-06 23:03:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_tally_reset [2023-11-06 23:03:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2023-11-06 23:03:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2023-11-06 23:03:56,104 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_resume [2023-11-06 23:03:56,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_resume [2023-11-06 23:03:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:03:56,105 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-06 23:03:56,105 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-06 23:03:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure rxdy_gated_en [2023-11-06 23:03:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure rxdy_gated_en [2023-11-06 23:03:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-06 23:03:56,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-06 23:03:56,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:03:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 23:03:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 23:03:56,107 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_set_rx_early_size [2023-11-06 23:03:56,107 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_set_rx_early_size [2023-11-06 23:03:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 23:03:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 23:03:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_splice [2023-11-06 23:03:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_splice [2023-11-06 23:03:56,108 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-11-06 23:03:56,108 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-11-06 23:03:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-06 23:03:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-06 23:03:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-06 23:03:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-06 23:03:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_get_coalesce [2023-11-06 23:03:56,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_get_coalesce [2023-11-06 23:03:56,109 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_word [2023-11-06 23:03:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_word [2023-11-06 23:03:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-06 23:03:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-06 23:03:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_rx_mode [2023-11-06 23:03:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_rx_mode [2023-11-06 23:03:56,110 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_ioctl [2023-11-06 23:03:56,110 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_ioctl [2023-11-06 23:03:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-11-06 23:03:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-11-06 23:03:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_disable_aldps [2023-11-06 23:03:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_disable_aldps [2023-11-06 23:03:56,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-06 23:03:56,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-06 23:03:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_change_mtu [2023-11-06 23:03:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_change_mtu [2023-11-06 23:03:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:03:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:03:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 23:03:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 23:03:56,112 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-06 23:03:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-06 23:03:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-06 23:03:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-06 23:03:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-06 23:03:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-06 23:03:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 23:03:56,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 23:03:56,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 23:03:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 23:03:56,115 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2023-11-06 23:03:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2023-11-06 23:03:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-06 23:03:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure mmd_eee_cap_to_ethtool_sup_t [2023-11-06 23:03:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2023-11-06 23:03:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2023-11-06 23:03:56,116 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-06 23:03:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-06 23:03:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_disable [2023-11-06 23:03:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_disable [2023-11-06 23:03:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_enable [2023-11-06 23:03:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_enable [2023-11-06 23:03:56,117 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-06 23:03:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-06 23:03:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2023-11-06 23:03:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2023-11-06 23:03:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 23:03:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 23:03:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_ethtool_set_eee [2023-11-06 23:03:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_ethtool_set_eee [2023-11-06 23:03:56,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-06 23:03:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-06 23:03:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-06 23:03:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-06 23:03:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-06 23:03:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-06 23:03:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 23:03:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 23:03:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 23:03:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 23:03:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-06 23:03:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-06 23:03:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-06 23:03:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-06 23:03:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure generic_ocp_write [2023-11-06 23:03:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_ocp_write [2023-11-06 23:03:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_nway_reset [2023-11-06 23:03:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_nway_reset [2023-11-06 23:03:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_coalesce [2023-11-06 23:03:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_coalesce [2023-11-06 23:03:56,121 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-11-06 23:03:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-11-06 23:03:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 23:03:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure tx_agg_align [2023-11-06 23:03:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_agg_align [2023-11-06 23:03:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 23:03:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 23:03:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_features_check [2023-11-06 23:03:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_features_check [2023-11-06 23:03:56,122 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-06 23:03:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-06 23:03:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:03:56,123 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_reg_write [2023-11-06 23:03:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_reg_write [2023-11-06 23:03:56,128 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_tx_timeout [2023-11-06 23:03:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_tx_timeout [2023-11-06 23:03:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-11-06 23:03:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-11-06 23:03:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 23:03:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure rx_agg_align [2023-11-06 23:03:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_agg_align [2023-11-06 23:03:56,129 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_get_wol [2023-11-06 23:03:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_get_wol [2023-11-06 23:03:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-06 23:03:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-06 23:03:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-06 23:03:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-06 23:03:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-06 23:03:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-06 23:03:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_start_rx [2023-11-06 23:03:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_start_rx [2023-11-06 23:03:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-06 23:03:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-06 23:03:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_indirect [2023-11-06 23:03:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_indirect [2023-11-06 23:03:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure __rtl_set_wol [2023-11-06 23:03:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __rtl_set_wol [2023-11-06 23:03:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_power_cut_en [2023-11-06 23:03:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_power_cut_en [2023-11-06 23:03:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_write_word [2023-11-06 23:03:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_write_word [2023-11-06 23:03:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_stop_rx [2023-11-06 23:03:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_stop_rx [2023-11-06 23:03:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-06 23:03:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-06 23:03:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_control_of_r8152 [2023-11-06 23:03:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_control_of_r8152 [2023-11-06 23:03:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-06 23:03:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-06 23:03:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2023-11-06 23:03:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2023-11-06 23:03:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-06 23:03:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-06 23:03:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_splice_init [2023-11-06 23:03:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_splice_init [2023-11-06 23:03:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_wol [2023-11-06 23:03:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_wol [2023-11-06 23:03:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-06 23:03:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-06 23:03:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2023-11-06 23:03:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2023-11-06 23:03:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-06 23:03:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-06 23:03:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-06 23:03:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-06 23:03:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 23:03:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 23:03:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mmd_read [2023-11-06 23:03:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mmd_read [2023-11-06 23:03:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_teredo_off [2023-11-06 23:03:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_teredo_off [2023-11-06 23:03:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 23:03:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2023-11-06 23:03:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2023-11-06 23:03:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2023-11-06 23:03:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2023-11-06 23:03:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 23:03:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 23:03:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_close [2023-11-06 23:03:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_close [2023-11-06 23:03:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_u1u2en [2023-11-06 23:03:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_u1u2en [2023-11-06 23:03:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure r8153_enable_aldps [2023-11-06 23:03:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure r8153_enable_aldps [2023-11-06 23:03:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_drop_queued_tx [2023-11-06 23:03:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_drop_queued_tx [2023-11-06 23:03:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-06 23:03:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-06 23:03:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure r8152_mdio_read [2023-11-06 23:03:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152_mdio_read [2023-11-06 23:03:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_control_of_r8152 [2023-11-06 23:03:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_control_of_r8152 [2023-11-06 23:03:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure r8152b_enable_aldps [2023-11-06 23:03:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure r8152b_enable_aldps [2023-11-06 23:03:56,140 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_mem [2023-11-06 23:03:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_mem [2023-11-06 23:03:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_control_of_r8152 [2023-11-06 23:03:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_control_of_r8152 [2023-11-06 23:03:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-06 23:03:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-06 23:03:56,141 INFO L130 BoogieDeclarations]: Found specification of procedure ocp_read_byte [2023-11-06 23:03:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ocp_read_byte [2023-11-06 23:03:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8152_set_mac_address [2023-11-06 23:03:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8152_set_mac_address [2023-11-06 23:03:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure sram_write [2023-11-06 23:03:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sram_write [2023-11-06 23:03:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_qlen [2023-11-06 23:03:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_qlen [2023-11-06 23:03:56,142 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 23:03:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 23:03:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 23:03:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-06 23:03:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2023-11-06 23:03:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2023-11-06 23:03:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 23:03:56,143 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2023-11-06 23:03:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2023-11-06 23:03:57,146 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:03:57,153 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:03:57,411 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 23:04:57,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:04:57,581 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:04:57,581 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 23:04:57,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:57 BoogieIcfgContainer [2023-11-06 23:04:57,588 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:04:57,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 23:04:57,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 23:04:57,597 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 23:04:57,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 11:03:49" (1/3) ... [2023-11-06 23:04:57,600 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48756842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:57, skipping insertion in model container [2023-11-06 23:04:57,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:03:54" (2/3) ... [2023-11-06 23:04:57,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48756842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 11:04:57, skipping insertion in model container [2023-11-06 23:04:57,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:04:57" (3/3) ... [2023-11-06 23:04:57,603 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point.cil.out.i [2023-11-06 23:04:57,624 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 23:04:57,624 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 23:04:57,779 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 23:04:57,787 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@527fa51f, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 23:04:57,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 23:04:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand has 3437 states, 2334 states have (on average 1.4168808911739503) internal successors, (3307), 2410 states have internal predecessors, (3307), 929 states have call successors, (929), 173 states have call predecessors, (929), 172 states have return successors, (923), 907 states have call predecessors, (923), 923 states have call successors, (923) [2023-11-06 23:04:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 23:04:57,846 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:04:57,847 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:04:57,849 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:04:57,857 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:04:57,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1298292455, now seen corresponding path program 1 times [2023-11-06 23:04:57,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:04:57,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069068834] [2023-11-06 23:04:57,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:04:57,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:05:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:05:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 23:05:21,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:05:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 23:05:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 23:05:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:05:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 23:05:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 23:05:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 23:05:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:05:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 23:05:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 23:05:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 23:05:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 23:05:21,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 23:05:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 23:05:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 23:05:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 23:05:21,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:21,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:05:21,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:05:22,000 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-06 23:05:22,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:05:22,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069068834] [2023-11-06 23:05:22,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069068834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:05:22,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:05:22,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:05:22,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930463211] [2023-11-06 23:05:22,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:05:22,010 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 23:05:22,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:05:22,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:05:22,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:05:22,057 INFO L87 Difference]: Start difference. First operand has 3437 states, 2334 states have (on average 1.4168808911739503) internal successors, (3307), 2410 states have internal predecessors, (3307), 929 states have call successors, (929), 173 states have call predecessors, (929), 172 states have return successors, (923), 907 states have call predecessors, (923), 923 states have call successors, (923) Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 23:05:24,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:26,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:28,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:34,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:35,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:37,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:05:56,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:05:56,595 INFO L93 Difference]: Finished difference Result 7612 states and 12222 transitions. [2023-11-06 23:05:56,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 23:05:56,598 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 250 [2023-11-06 23:05:56,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:05:56,677 INFO L225 Difference]: With dead ends: 7612 [2023-11-06 23:05:56,677 INFO L226 Difference]: Without dead ends: 4166 [2023-11-06 23:05:56,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:05:56,735 INFO L413 NwaCegarLoop]: 4267 mSDtfsCounter, 2963 mSDsluCounter, 6737 mSDsCounter, 0 mSdLazyCounter, 3604 mSolverCounterSat, 2584 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3031 SdHoareTripleChecker+Valid, 11004 SdHoareTripleChecker+Invalid, 6191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2584 IncrementalHoareTripleChecker+Valid, 3604 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.6s IncrementalHoareTripleChecker+Time [2023-11-06 23:05:56,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3031 Valid, 11004 Invalid, 6191 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2584 Valid, 3604 Invalid, 3 Unknown, 0 Unchecked, 33.6s Time] [2023-11-06 23:05:56,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4166 states. [2023-11-06 23:05:57,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4166 to 3423. [2023-11-06 23:05:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3423 states, 2328 states have (on average 1.3784364261168385) internal successors, (3209), 2396 states have internal predecessors, (3209), 923 states have call successors, (923), 172 states have call predecessors, (923), 171 states have return successors, (916), 900 states have call predecessors, (916), 916 states have call successors, (916) [2023-11-06 23:05:57,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 3423 states and 5048 transitions. [2023-11-06 23:05:57,153 INFO L78 Accepts]: Start accepts. Automaton has 3423 states and 5048 transitions. Word has length 250 [2023-11-06 23:05:57,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:05:57,154 INFO L495 AbstractCegarLoop]: Abstraction has 3423 states and 5048 transitions. [2023-11-06 23:05:57,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-06 23:05:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3423 states and 5048 transitions. [2023-11-06 23:05:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2023-11-06 23:05:57,165 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:05:57,166 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:05:57,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 23:05:57,167 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:05:57,167 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:05:57,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1475792469, now seen corresponding path program 1 times [2023-11-06 23:05:57,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:05:57,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460237067] [2023-11-06 23:05:57,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:05:57,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:06:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:17,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:06:17,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 23:06:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:06:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 23:06:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 23:06:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:06:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 23:06:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 23:06:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 23:06:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:06:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 23:06:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 23:06:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 23:06:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 23:06:18,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 23:06:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 23:06:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 23:06:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 23:06:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:06:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:06:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-06 23:06:18,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:06:18,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460237067] [2023-11-06 23:06:18,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460237067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:06:18,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:06:18,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:06:18,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466186131] [2023-11-06 23:06:18,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:06:18,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:06:18,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:06:18,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:06:18,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:06:18,662 INFO L87 Difference]: Start difference. First operand 3423 states and 5048 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 23:06:20,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:23,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:25,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:27,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:32,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:06:58,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:06:58,072 INFO L93 Difference]: Finished difference Result 11636 states and 17611 transitions. [2023-11-06 23:06:58,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:06:58,073 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 250 [2023-11-06 23:06:58,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 23:06:58,201 INFO L225 Difference]: With dead ends: 11636 [2023-11-06 23:06:58,201 INFO L226 Difference]: Without dead ends: 8256 [2023-11-06 23:06:58,246 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2023-11-06 23:06:58,248 INFO L413 NwaCegarLoop]: 4210 mSDtfsCounter, 14161 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 3612 mSolverCounterSat, 8560 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14616 SdHoareTripleChecker+Valid, 10965 SdHoareTripleChecker+Invalid, 12176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8560 IncrementalHoareTripleChecker+Valid, 3612 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2023-11-06 23:06:58,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14616 Valid, 10965 Invalid, 12176 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8560 Valid, 3612 Invalid, 4 Unknown, 0 Unchecked, 38.3s Time] [2023-11-06 23:06:58,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8256 states. [2023-11-06 23:06:58,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8256 to 6768. [2023-11-06 23:06:58,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6768 states, 4611 states have (on average 1.380611581001952) internal successors, (6366), 4741 states have internal predecessors, (6366), 1815 states have call successors, (1815), 342 states have call predecessors, (1815), 341 states have return successors, (1808), 1776 states have call predecessors, (1808), 1808 states have call successors, (1808) [2023-11-06 23:06:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6768 states to 6768 states and 9989 transitions. [2023-11-06 23:06:58,856 INFO L78 Accepts]: Start accepts. Automaton has 6768 states and 9989 transitions. Word has length 250 [2023-11-06 23:06:58,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 23:06:58,861 INFO L495 AbstractCegarLoop]: Abstraction has 6768 states and 9989 transitions. [2023-11-06 23:06:58,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-06 23:06:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 6768 states and 9989 transitions. [2023-11-06 23:06:58,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-06 23:06:58,872 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 23:06:58,873 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:06:58,873 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 23:06:58,873 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 23:06:58,874 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:06:58,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1223716613, now seen corresponding path program 1 times [2023-11-06 23:06:58,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:06:58,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565834846] [2023-11-06 23:06:58,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:06:58,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:07:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 23:07:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:20,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 23:07:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:20,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 23:07:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-06 23:07:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-06 23:07:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-06 23:07:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-06 23:07:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-06 23:07:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-06 23:07:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 23:07:21,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-06 23:07:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-06 23:07:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-06 23:07:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-06 23:07:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-06 23:07:21,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-06 23:07:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-06 23:07:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-06 23:07:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 23:07:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-06 23:07:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:07:21,693 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-06 23:07:21,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:07:21,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565834846] [2023-11-06 23:07:21,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565834846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:07:21,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:07:21,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 23:07:21,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555415422] [2023-11-06 23:07:21,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:07:21,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 23:07:21,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:07:21,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:07:21,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-06 23:07:21,698 INFO L87 Difference]: Start difference. First operand 6768 states and 9989 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 3 states have internal predecessors, (53), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2023-11-06 23:07:23,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:26,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:28,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-06 23:07:35,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []